home *** CD-ROM | disk | FTP | other *** search
/ MacHack 1997 / MacHack 1997.toast / Presentations / Presentations ’93 / Parallel Processing / Parallel Processing (LinkSaver) / Parallel Processing (LinkSaver)
Unknown  |  1993-06-28  |  31.2 KB  |  [SIMA/SOLG]

open in: MacOS 8.1     |     Win98     |     DOS

view JSON data     |     view as text

This file was not able to be converted.
This format is not currently supported by dexvert.

ConfidenceProgramDetectionMatch TypeSupport
100% file data default
71% TrID MP3 audio (ID3 v1.x tag) default (weak)
28% TrID MP3 audio default (weak)


id metadata
keyvalue
macFileType[SIMA]
macFileCreator[SOLG]



hex view
+--------+-------------------------+-------------------------+--------+--------+
|00000000| ff e1 ff e2 02 f6 02 41 | 00 00 00 00 02 d7 02 23 |.......A|.......#|
|00000010| 00 0c 00 00 00 00 02 d7 | 02 23 11 01 a0 00 9c 01 |........|.#......|
|00000020| 00 0a 00 28 00 29 02 ad | 02 1c 2c 00 0b 00 10 08 |...(.)..|..,.....|
|00000030| 50 61 6c 61 74 69 6e 6f | 03 00 10 04 01 0d 00 12 |Palatino|........|
|00000040| 2e 00 04 00 00 00 00 10 | 00 48 00 48 00 48 00 48 |........|.H.H.H.H|
|00000050| 2b 58 cc 2a 50 61 72 61 | 6c 6c 65 6c 20 50 72 6f |+X.*Para|llel Pro|
|00000060| 63 65 73 73 69 6e 67 20 | 6f 6e 20 61 20 4d 61 63 |cessing |on a Mac|
|00000070| 69 6e 74 6f 73 68 20 4e | 65 74 77 6f 72 6b a0 00 |intosh N|etwork..|
|00000080| 9b a0 00 9c 0d 00 0c 10 | 00 30 00 30 00 30 00 30 |........|.0.0.0.0|
|00000090| 2b 95 1d 12 62 79 20 53 | 68 61 6e 65 20 44 2e 20 |+...by S|hane D. |
|000000a0| 4c 6f 6f 6b 65 72 a0 00 | 9b a0 00 9c 04 02 28 01 |Looker..|......(.|
|000000b0| 07 00 2a 09 41 62 73 74 | 72 61 63 74 3a a0 00 9b |..*.Abst|ract:...|
|000000c0| a0 00 9c 2a 1e 4f 50 61 | 72 61 6c 6c 65 6c 20 70 |...*.OPa|rallel p|
|000000d0| 72 6f 63 65 73 73 69 6e | 67 20 69 73 20 61 20 70 |rocessin|g is a p|
|000000e0| 6f 77 65 72 66 75 6c 20 | 6d 65 74 68 6f 64 20 6f |owerful |method o|
|000000f0| 66 20 73 6f 6c 76 69 6e | 67 20 73 6f 6d 65 20 74 |f solvin|g some t|
|00000100| 79 70 65 73 20 6f 66 20 | 63 6f 6d 70 75 74 61 74 |ypes of |computat|
|00000110| 69 6f 6e 61 6c a0 00 9b | a0 00 9c 2a 0e 52 70 72 |ional...|...*.Rpr|
|00000120| 6f 62 6c 65 6d 73 2e 20 | 43 6f 6d 70 6c 65 78 20 |oblems. |Complex |
|00000130| 70 72 6f 62 6c 65 6d 73 | 20 28 73 75 63 68 20 61 |problems| (such a|
|00000140| 73 20 67 72 61 70 68 69 | 63 20 72 65 6e 64 65 72 |s graphi|c render|
|00000150| 69 6e 67 29 20 63 61 6e | 20 74 61 6b 65 20 68 6f |ing) can| take ho|
|00000160| 75 72 73 20 74 6f 20 63 | 6f 6d 70 6c 65 74 65 2c |urs to c|omplete,|
|00000170| a0 00 9b a0 00 9c 2a 0e | 57 65 76 65 6e 20 6f 6e |......*.|Weven on|
|00000180| 20 74 68 65 20 66 61 73 | 74 65 73 74 20 4d 61 63 | the fas|test Mac|
|00000190| 69 6e 74 6f 73 68 2e 20 | 20 49 66 20 61 20 70 72 |intosh. | If a pr|
|000001a0| 6f 62 6c 65 6d 20 63 61 | 6e 20 62 65 20 62 72 6f |oblem ca|n be bro|
|000001b0| 6b 65 6e 20 64 6f 77 6e | 20 61 6e 64 20 73 6f 6c |ken down| and sol|
|000001c0| 76 65 64 20 69 6e 20 70 | 61 72 61 6c 6c 65 6c 2c |ved in p|arallel,|
|000001d0| a0 00 9b a0 00 9c 2a 0e | 58 74 68 65 20 73 6f 6c |......*.|Xthe sol|
|000001e0| 75 74 69 6f 6e 20 74 69 | 6d 65 20 63 61 6e 20 70 |ution ti|me can p|
|000001f0| 6f 74 65 6e 74 69 61 6c | 6c 79 20 62 65 20 63 75 |otential|ly be cu|
|00000200| 74 20 69 6e 20 64 69 72 | 65 63 74 20 70 72 6f 70 |t in dir|ect prop|
|00000210| 6f 72 74 69 6f 6e 20 74 | 6f 20 74 68 65 20 6e 75 |ortion t|o the nu|
|00000220| 6d 62 65 72 20 6f 66 20 | 70 72 6f 63 65 73 73 65 |mber of |processe|
|00000230| 73 a0 00 9b a0 00 9c 2a | 0e 25 77 68 69 63 68 20 |s......*|.%which |
|00000240| 61 72 65 20 64 65 64 69 | 63 61 74 65 64 20 74 6f |are dedi|cated to|
|00000250| 20 74 68 65 20 70 72 6f | 62 6c 65 6d 2e 20 20 a0 | the pro|blem. .|
|00000260| 00 9b a0 00 9c 2a 1e 56 | 53 65 76 65 72 61 6c 20 |.....*.V|Several |
|00000270| 6d 69 63 72 6f 70 72 6f | 63 65 73 73 6f 72 73 20 |micropro|cessors |
|00000280| 68 61 76 65 20 70 61 72 | 61 6c 6c 65 6c 20 70 72 |have par|allel pr|
|00000290| 6f 63 65 73 73 69 6e 67 | 20 69 6e 74 65 67 72 61 |ocessing| integra|
|000002a0| 74 65 64 20 69 6e 74 6f | 20 74 68 65 6d 2c 20 62 |ted into| them, b|
|000002b0| 75 74 20 74 68 65 20 63 | 75 72 72 65 6e 74 a0 00 |ut the c|urrent..|
|000002c0| 9b a0 00 9c 2a 0e 53 67 | 65 6e 65 72 61 74 69 6f |....*.Sg|eneratio|
|000002d0| 6e 20 6f 66 20 4d 61 63 | 69 6e 74 6f 73 68 65 73 |n of Mac|intoshes|
|000002e0| 20 64 6f 20 6e 6f 74 20 | 75 73 65 20 74 68 65 73 | do not |use thes|
|000002f0| 65 20 63 68 69 70 73 2e | 20 20 55 74 69 6c 69 7a |e chips.| Utiliz|
|00000300| 69 6e 67 20 53 79 73 74 | 65 6d 20 37 2c 20 61 20 |ing Syst|em 7, a |
|00000310| 6e 65 74 77 6f 72 6b 20 | 6f 66 a0 00 9b a0 00 9c |network |of......|
|00000320| 2a 0e 51 4d 61 63 69 6e | 74 6f 73 68 65 73 20 63 |*.QMacin|toshes c|
|00000330| 61 6e 20 77 6f 72 6b 20 | 61 73 20 61 20 64 69 73 |an work |as a dis|
|00000340| 74 72 69 62 75 74 65 64 | 20 70 61 72 61 6c 6c 65 |tributed| paralle|
|00000350| 6c 20 70 72 6f 63 65 73 | 73 69 6e 67 20 65 6e 67 |l proces|sing eng|
|00000360| 69 6e 65 20 74 6f 20 73 | 6f 6c 76 65 20 63 6f 6d |ine to s|olve com|
|00000370| 70 6c 65 78 a0 00 9b a0 | 00 9c 2a 0e 2c 70 72 6f |plex....|..*.,pro|
|00000380| 62 6c 65 6d 73 20 69 73 | 20 6c 65 73 73 20 74 69 |blems is| less ti|
|00000390| 6d 65 20 74 68 61 6e 20 | 61 20 73 69 6e 67 6c 65 |me than |a single|
|000003a0| 20 6d 61 63 68 69 6e 65 | 2e a0 00 9b a0 00 9c 2a | machine|.......*|
|000003b0| 1e 57 4d 65 74 68 6f 64 | 73 20 6f 66 20 20 74 61 |.WMethod|s of ta|
|000003c0| 72 67 65 74 20 70 72 6f | 63 65 73 73 6f 72 20 73 |rget pro|cessor s|
|000003d0| 65 6c 65 63 74 69 6f 6e | 20 2c 20 74 61 73 6b 20 |election| , task |
|000003e0| 64 69 73 74 72 69 62 75 | 74 69 6f 6e 2c 20 72 65 |distribu|tion, re|
|000003f0| 6d 6f 74 65 20 70 72 6f | 63 65 64 75 72 65 20 63 |mote pro|cedure c|
|00000400| 61 6c 6c 73 2c 20 61 6e | 64 a0 00 9b a0 00 9c 2a |alls, an|d......*|
|00000410| 0e 26 70 72 6f 63 65 73 | 73 20 73 79 6e 63 68 72 |.&proces|s synchr|
|00000420| 6f 6e 69 7a 61 74 69 6f | 6e 20 61 72 65 20 64 69 |onizatio|n are di|
|00000430| 73 63 75 73 73 65 64 2e | a0 00 9b a0 00 9c 04 01 |scussed.|........|
|00000440| 0d 00 0e 10 00 38 00 38 | 00 38 00 38 2a 32 0c 49 |.....8.8|.8.8*2.I|
|00000450| 6e 74 72 6f 64 75 63 74 | 69 6f 6e a0 00 9b a0 00 |ntroduct|ion.....|
|00000460| 9c 04 00 0d 00 0a 10 00 | 28 00 28 00 28 00 28 2b |........|(.(.(.(+|
|00000470| 11 1d 2b 49 6e 20 74 68 | 65 20 70 61 73 74 20 64 |..+In th|e past d|
|00000480| 65 63 61 64 65 20 74 68 | 65 72 65 20 68 61 73 20 |ecade th|ere has |
|00000490| 62 65 65 6e 20 61 20 67 | 72 6f 77 69 6e 67 a0 00 |been a g|rowing..|
|000004a0| 9b a0 00 9c 28 02 2c 00 | 2a 36 69 6e 74 65 72 65 |....(.,.|*6intere|
|000004b0| 73 74 20 69 6e 20 70 61 | 72 61 6c 6c 65 6c 20 61 |st in pa|rallel a|
|000004c0| 6e 64 20 64 69 73 74 72 | 69 62 75 74 65 64 20 70 |nd distr|ibuted p|
|000004d0| 72 6f 63 65 73 73 69 6e | 67 20 69 6e 20 74 68 65 |rocessin|g in the|
|000004e0| a0 00 9b a0 00 9c 2a 0c | 35 63 6f 6d 70 75 74 65 |......*.|5compute|
|000004f0| 72 20 69 6e 64 75 73 74 | 72 79 2e 20 20 54 68 65 |r indust|ry. The|
|00000500| 20 61 70 70 65 61 6c 20 | 69 73 20 6f 62 76 69 6f | appeal |is obvio|
|00000510| 75 73 2c 20 69 66 20 79 | 6f 75 20 63 61 6e a0 00 |us, if y|ou can..|
|00000520| 9b a0 00 9c 2a 0c 2e 70 | 72 6f 63 65 73 73 20 61 |....*..p|rocess a|
|00000530| 20 74 61 73 6b 20 6f 6e | 20 6d 75 6c 74 69 70 6c | task on| multipl|
|00000540| 65 20 70 72 6f 63 65 73 | 73 6f 72 73 2c 20 79 6f |e proces|sors, yo|
|00000550| 75 20 63 61 6e a0 00 9b | a0 00 9c 2a 0c 30 74 68 |u can...|...*.0th|
|00000560| 65 6f 72 65 74 69 63 61 | 6c 6c 79 20 72 65 64 75 |eoretica|lly redu|
|00000570| 63 65 20 72 65 71 75 69 | 72 65 64 20 63 6f 6d 70 |ce requi|red comp|
|00000580| 75 74 65 20 74 69 6d 65 | 20 66 6f 72 20 61 a0 00 |ute time| for a..|
|00000590| 9b a0 00 9c 2a 0c 35 70 | 72 6f 62 6c 65 6d 20 62 |....*.5p|roblem b|
|000005a0| 79 20 61 20 63 6f 72 72 | 65 73 70 6f 6e 64 69 6e |y a corr|espondin|
|000005b0| 67 20 20 64 65 67 72 65 | 65 2e 20 20 49 6e 20 72 |g degre|e. In r|
|000005c0| 65 61 6c 69 74 79 2c 20 | 74 68 69 73 a0 00 9b a0 |eality, |this....|
|000005d0| 00 9c 2a 0c 31 77 69 6c | 6c 20 6e 6f 74 20 6f 66 |..*.1wil|l not of|
|000005e0| 74 65 6e 20 77 6f 72 6b | 2e 20 20 54 68 65 20 6f |ten work|. The o|
|000005f0| 76 65 72 68 65 61 64 20 | 6f 66 20 69 6e 74 65 67 |verhead |of integ|
|00000600| 72 61 74 69 6e 67 a0 00 | 9b a0 00 9c 2a 0c 32 63 |rating..|....*.2c|
|00000610| 6f 6d 70 75 74 61 74 69 | 6f 6e 73 20 63 61 6e 20 |omputati|ons can |
|00000620| 62 65 20 73 69 67 6e 69 | 66 69 63 61 6e 74 2c 20 |be signi|ficant, |
|00000630| 65 73 70 65 63 69 61 6c | 6c 79 20 69 66 20 74 68 |especial|ly if th|
|00000640| 65 a0 00 9b a0 00 9c 2a | 0c 22 70 72 6f 62 6c 65 |e......*|."proble|
|00000650| 6d 20 68 61 73 20 6e 6f | 74 20 62 65 65 6e 20 64 |m has no|t been d|
|00000660| 65 66 69 6e 65 64 20 77 | 65 6c 6c 2e a0 00 9b a0 |efined w|ell.....|
|00000670| 00 9c 28 02 00 01 3a 2b | 54 68 69 73 20 70 61 70 |..(...:+|This pap|
|00000680| 65 72 20 64 6f 65 73 20 | 6e 6f 74 20 63 6f 6e 63 |er does |not conc|
|00000690| 65 6e 74 72 61 74 65 20 | 6f 6e 20 61 20 73 69 6e |entrate |on a sin|
|000006a0| 67 6c 65 a0 00 9b a0 00 | 9c 28 02 0c 01 2a 30 70 |gle.....|.(...*0p|
|000006b0| 72 6f 62 6c 65 6d 20 74 | 6f 20 62 65 20 73 6f 6c |roblem t|o be sol|
|000006c0| 76 65 64 20 6f 6e 20 6d | 75 6c 74 69 70 6c 65 20 |ved on m|ultiple |
|000006d0| 70 72 6f 63 65 73 73 6f | 72 73 2c 20 62 75 74 a0 |processo|rs, but.|
|000006e0| 00 9b a0 00 9c 2a 0c 2d | 64 65 73 63 72 69 62 65 |.....*.-|describe|
|000006f0| 73 20 61 6e 20 61 70 70 | 72 6f 61 63 68 20 74 6f |s an app|roach to|
|00000700| 20 73 6f 6c 76 69 6e 67 | 20 61 20 70 72 6f 62 6c | solving| a probl|
|00000710| 65 6d 20 69 6e a0 00 9b | a0 00 9c 2a 0c 31 70 61 |em in...|...*.1pa|
|00000720| 72 61 6c 6c 65 6c 20 75 | 73 69 6e 67 20 6d 75 6c |rallel u|sing mul|
|00000730| 74 69 70 6c 65 20 70 72 | 6f 63 65 73 73 6f 72 73 |tiple pr|ocessors|
|00000740| 20 6f 6e 20 61 20 4d 61 | 63 69 6e 74 6f 73 68 a0 | on a Ma|cintosh.|
|00000750| 00 9b a0 00 9c 2a 0c 34 | 6e 65 74 77 6f 72 6b 2e |.....*.4|network.|
|00000760| 20 20 49 74 20 61 74 74 | 65 6d 70 74 73 20 74 6f | It att|empts to|
|00000770| 20 73 65 70 61 72 61 74 | 65 20 74 68 65 20 61 63 | separat|e the ac|
|00000780| 74 75 61 6c 20 70 72 6f | 62 6c 65 6d a0 00 9b a0 |tual pro|blem....|
|00000790| 00 9c 2a 0c 2f 73 6f 6c | 76 69 6e 67 20 63 6f 64 |..*./sol|ving cod|
|000007a0| 65 20 20 66 72 6f 6d 20 | 74 68 65 20 70 72 6f 62 |e from |the prob|
|000007b0| 6c 65 6d 20 6d 61 6e 61 | 67 65 6d 65 6e 74 20 63 |lem mana|gement c|
|000007c0| 6f 64 65 2e a0 00 9b a0 | 00 9c 2a 0c 34 4f 6e 63 |ode.....|..*.4Onc|
|000007d0| 65 20 74 68 65 20 62 61 | 63 6b 62 6f 6e 65 20 6f |e the ba|ckbone o|
|000007e0| 66 20 74 68 65 20 6d 61 | 6e 61 67 65 6d 65 6e 74 |f the ma|nagement|
|000007f0| 20 69 73 20 69 6e 20 70 | 6c 61 63 65 2c 20 74 68 | is in p|lace, th|
|00000800| 65 a0 00 9b a0 00 9c 2a | 0c 26 70 72 6f 67 72 61 |e......*|.&progra|
|00000810| 6d 6d 65 72 20 63 61 6e | 20 63 6f 6e 63 65 6e 74 |mmer can| concent|
|00000820| 72 61 74 65 20 6f 6e 20 | 61 63 74 75 61 6c 6c 79 |rate on |actually|
|00000830| a0 00 9b a0 00 9c 2a 0c | 22 69 6d 70 6c 65 6d 65 |......*.|"impleme|
|00000840| 6e 74 69 6e 67 20 61 20 | 70 61 72 61 6c 6c 65 6c |nting a |parallel|
|00000850| 20 61 6c 67 6f 72 69 74 | 68 6d 2e a0 00 9b a0 00 | algorit|hm......|
|00000860| 9c 2b 10 1c 2a 54 68 65 | 20 67 65 6e 65 72 61 6c |.+..*The| general|
|00000870| 20 63 61 73 65 20 6f 66 | 20 70 61 72 61 6c 6c 65 | case of| paralle|
|00000880| 6c 20 70 72 6f 63 65 73 | 73 69 6e 67 20 69 73 a0 |l proces|sing is.|
|00000890| 00 9b a0 00 9c 28 02 88 | 01 2a 36 64 69 73 74 72 |.....(..|.*6distr|
|000008a0| 69 62 75 74 65 64 20 70 | 72 6f 63 65 73 73 69 6e |ibuted p|rocessin|
|000008b0| 67 2e 20 20 41 20 74 61 | 73 6b 20 6f 72 20 73 65 |g. A ta|sk or se|
|000008c0| 72 69 65 73 20 6f 66 20 | 74 61 73 6b 73 20 61 72 |ries of |tasks ar|
|000008d0| 65 a0 00 9b a0 00 9c 01 | 00 0a 02 93 00 29 02 ad |e.......|.....)..|
|000008e0| 02 1c 28 02 a9 00 2a 2a | 50 61 72 61 6c 6c 65 6c |..(...**|Parallel|
|000008f0| 20 50 72 6f 63 65 73 73 | 69 6e 67 20 6f 6e 20 61 | Process|ing on a|
|00000900| 20 4d 61 63 69 6e 74 6f | 73 68 20 4e 65 74 77 6f | Macinto|sh Netwo|
|00000910| 72 6b a0 00 9b a0 00 9c | 29 d7 05 50 61 67 65 20 |rk......|)..Page |
|00000920| a0 00 9b a0 00 9c 29 18 | 03 31 30 33 a0 00 9b ff |......).|.103....|
|00000930| 00 0c 00 00 00 00 02 d7 | 02 23 11 01 a0 00 9c 01 |........|.#......|
|00000940| 00 0a 00 28 00 05 02 ad | 01 f8 2c 00 0b 00 10 08 |...(....|..,.....|
|00000950| 50 61 6c 61 74 69 6e 6f | 03 00 10 0d 00 0a 2e 00 |Palatino|........|
|00000960| 04 00 00 00 00 10 00 28 | 00 28 00 28 00 28 2b 06 |.......(|.(.(.(+.|
|00000970| 32 34 61 73 73 69 67 6e | 65 64 20 74 6f 20 73 65 |24assign|ed to se|
|00000980| 70 61 72 61 74 65 20 70 | 72 6f 63 65 73 73 6f 72 |parate p|rocessor|
|00000990| 73 20 61 6e 64 20 74 68 | 65 20 66 69 6e 61 6c 20 |s and th|e final |
|000009a0| 72 65 73 75 6c 74 a0 00 | 9b a0 00 9c 2a 0c 35 28 |result..|....*.5(|
|000009b0| 6f 72 20 69 6e 74 65 72 | 6d 65 64 69 61 74 65 20 |or inter|mediate |
|000009c0| 72 65 73 75 6c 74 73 29 | 20 61 72 65 20 69 6e 74 |results)| are int|
|000009d0| 65 67 72 61 74 65 64 20 | 62 79 20 61 20 63 65 6e |egrated |by a cen|
|000009e0| 74 72 61 6c a0 00 9b a0 | 00 9c 2a 0c 33 63 6f 6e |tral....|..*.3con|
|000009f0| 74 72 6f 6c 6c 69 6e 67 | 20 74 61 73 6b 2e 20 20 |trolling| task. |
|00000a00| 50 61 72 61 6c 6c 65 6c | 20 70 72 6f 63 65 73 73 |Parallel| process|
|00000a10| 69 6e 67 20 73 70 65 63 | 69 66 69 63 61 6c 6c 79 |ing spec|ifically|
|00000a20| a0 00 9b a0 00 9c 2a 0c | 36 62 72 65 61 6b 73 20 |......*.|6breaks |
|00000a30| 64 6f 77 6e 20 61 20 73 | 69 6e 67 6c 65 20 74 61 |down a s|ingle ta|
|00000a40| 73 6b 20 66 6f 72 20 64 | 69 73 74 72 69 62 75 74 |sk for d|istribut|
|00000a50| 69 6f 6e 20 74 6f 20 6d | 75 6c 74 69 70 6c 65 a0 |ion to m|ultiple.|
|00000a60| 00 9b a0 00 9c 2a 0c 32 | 70 72 6f 63 65 73 73 6f |.....*.2|processo|
|00000a70| 72 73 2e 20 20 28 69 2e | 65 2e 2c 20 72 65 6e 64 |rs. (i.|e., rend|
|00000a80| 65 72 69 6e 67 20 61 20 | 73 69 6e 67 6c 65 20 66 |ering a |single f|
|00000a90| 72 61 6d 65 20 6f 66 20 | 61 6e a0 00 9b a0 00 9c |rame of |an......|
|00000aa0| 2a 0c 2e 61 6e 69 6d 61 | 74 69 6f 6e 20 75 73 69 |*..anima|tion usi|
|00000ab0| 6e 67 20 6d 75 6c 74 69 | 70 6c 65 20 70 72 6f 63 |ng multi|ple proc|
|00000ac0| 65 73 73 6f 72 73 20 69 | 6e 73 74 65 61 64 20 6f |essors i|nstead o|
|00000ad0| 66 a0 00 9b a0 00 9c 2a | 0c 35 72 65 6e 64 65 72 |f......*|.5render|
|00000ae0| 69 6e 67 20 61 20 73 69 | 6e 67 6c 65 20 66 72 61 |ing a si|ngle fra|
|00000af0| 6d 65 20 6f 6e 20 65 61 | 63 68 20 70 72 6f 63 65 |me on ea|ch proce|
|00000b00| 73 73 6f 72 2e 20 54 68 | 65 20 66 69 72 73 74 a0 |ssor. Th|e first.|
|00000b10| 00 9b a0 00 9c 2a 0c 30 | 69 6e 63 72 65 61 73 65 |.....*.0|increase|
|00000b20| 73 20 74 68 65 20 74 68 | 72 6f 75 67 68 70 75 74 |s the th|roughput|
|00000b30| 20 6f 66 20 65 61 63 68 | 20 66 72 61 6d 65 20 77 | of each| frame w|
|00000b40| 68 69 6c 65 20 74 68 65 | a0 00 9b a0 00 9c 2a 0c |hile the|......*.|
|00000b50| 34 6c 61 74 74 65 72 20 | 69 6e 63 72 65 61 73 65 |4latter |increase|
|00000b60| 73 20 74 68 65 20 74 68 | 72 6f 75 67 68 70 75 74 |s the th|roughput|
|00000b70| 20 6f 66 20 61 6e 20 65 | 6e 74 69 72 65 20 6d 6f | of an e|ntire mo|
|00000b80| 76 69 65 2e 29 a0 00 9b | a0 00 9c 04 01 0d 00 0c |vie.)...|........|
|00000b90| 10 00 30 00 30 00 30 00 | 30 2b 11 1d 1f 41 64 76 |..0.0.0.|0+...Adv|
|00000ba0| 61 6e 74 61 67 65 73 20 | 61 6e 64 20 64 69 73 61 |antages |and disa|
|00000bb0| 64 76 61 6e 74 61 67 65 | 73 20 6f 66 a0 00 9b a0 |dvantage|s of....|
|00000bc0| 00 9c 28 00 bd 00 06 13 | 70 61 72 61 6c 6c 65 6c |..(.....|parallel|
|00000bd0| 20 70 72 6f 63 65 73 73 | 69 6e 67 a0 00 9b a0 00 | process|ing.....|
|00000be0| 9c 04 00 0d 00 0a 10 00 | 28 00 28 00 28 00 28 2b |........|(.(.(.(+|
|00000bf0| 11 1d 2d 50 61 72 61 6c | 6c 65 6c 20 70 72 6f 63 |..-Paral|lel proc|
|00000c00| 65 73 73 69 6e 67 20 63 | 61 6e 20 61 6c 6c 6f 77 |essing c|an allow|
|00000c10| 20 61 20 6e 65 61 72 6c | 79 20 6c 69 6e 65 61 72 | a nearl|y linear|
|00000c20| a0 00 9b a0 00 9c 28 00 | e6 00 06 32 64 65 63 72 |......(.|...2decr|
|00000c30| 65 61 73 65 20 69 6e 20 | 74 61 73 6b 20 74 69 6d |ease in |task tim|
|00000c40| 65 20 66 6f 72 20 73 6f | 6d 65 20 70 72 6f 62 6c |e for so|me probl|
|00000c50| 65 6d 73 2e 20 20 54 68 | 65 20 6d 6f 72 65 a0 00 |ems. Th|e more..|
|00000c60| 9b a0 00 9c 2a 0c 34 70 | 72 6f 63 65 73 73 6f 72 |....*.4p|rocessor|
|00000c70| 73 20 61 76 61 69 6c 61 | 62 6c 65 20 74 68 65 20 |s availa|ble the |
|00000c80| 66 61 73 74 65 72 20 74 | 68 65 20 74 61 73 6b 20 |faster t|he task |
|00000c90| 63 6f 6d 70 6c 65 74 69 | 6f 6e 2e a0 00 9b a0 00 |completi|on......|
|00000ca0| 9c 2a 0c 31 54 68 65 20 | 6d 61 69 6e 20 64 72 61 |.*.1The |main dra|
|00000cb0| 77 62 61 63 6b 20 74 6f | 20 75 73 69 6e 67 20 20 |wback to| using |
|00000cc0| 61 20 70 61 72 61 6c 6c | 65 6c 20 70 72 6f 63 65 |a parall|el proce|
|00000cd0| 73 73 69 6e 67 a0 00 9b | a0 00 9c 2a 0c 2e 73 63 |ssing...|...*..sc|
|00000ce0| 68 65 6d 65 20 69 73 20 | 74 68 61 74 20 77 68 69 |heme is |that whi|
|00000cf0| 6c 65 20 61 6c 6c 20 70 | 72 6f 62 6c 65 6d 73 20 |le all p|roblems |
|00000d00| 77 68 69 63 68 20 63 61 | 6e 20 62 65 a0 00 9b a0 |which ca|n be....|
|00000d10| 00 9c 2a 0c 2f 73 6f 6c | 76 65 64 20 69 6e 20 70 |..*./sol|ved in p|
|00000d20| 61 72 61 6c 6c 65 6c 20 | 63 61 6e 20 61 6c 73 6f |arallel |can also|
|00000d30| 20 62 65 20 73 6f 6c 76 | 65 64 20 62 79 20 73 65 | be solv|ed by se|
|00000d40| 72 69 61 6c a0 00 9b a0 | 00 9c 2a 0c 33 70 72 6f |rial....|..*.3pro|
|00000d50| 63 65 73 73 69 6e 67 2c | 20 6f 6e 6c 79 20 61 20 |cessing,| only a |
|00000d60| 73 75 62 73 65 74 20 6f | 66 20 73 65 72 69 61 6c |subset o|f serial|
|00000d70| 20 70 72 6f 62 6c 65 6d | 73 20 63 61 6e 20 62 65 | problem|s can be|
|00000d80| a0 00 9b a0 00 9c 2a 0c | 15 73 6f 6c 76 65 64 20 |......*.|.solved |
|00000d90| 69 6e 20 70 61 72 61 6c | 6c 65 6c 2e 20 20 a0 00 |in paral|lel. ..|
|00000da0| 9b a0 00 9c 2b 11 1c 2f | 54 68 65 20 72 65 61 73 |....+../|The reas|
|00000db0| 6f 6e 20 70 61 72 61 6c | 6c 65 6c 20 70 72 6f 63 |on paral|lel proc|
|00000dc0| 65 73 73 69 6e 67 20 64 | 6f 65 73 20 6e 6f 74 20 |essing d|oes not |
|00000dd0| 61 6c 6c 6f 77 20 61 a0 | 00 9b a0 00 9c 28 01 56 |allow a.|.....(.V|
|00000de0| 00 06 36 64 69 72 65 63 | 74 20 6c 69 6e 65 61 72 |..6direc|t linear|
|00000df0| 20 74 69 6d 65 20 64 65 | 63 72 65 61 73 65 20 69 | time de|crease i|
|00000e00| 73 20 62 65 63 61 75 73 | 65 20 61 20 70 61 72 61 |s becaus|e a para|
|00000e10| 6c 6c 65 6c 20 74 61 73 | 6b a0 00 9b a0 00 9c 2a |llel tas|k......*|
|00000e20| 0c 2f 72 65 71 75 69 72 | 65 73 20 61 63 63 65 73 |./requir|es acces|
|00000e30| 73 20 74 6f 20 63 6f 6d | 6d 6f 6e 20 73 74 6f 72 |s to com|mon stor|
|00000e40| 61 67 65 20 74 6f 20 69 | 6e 69 74 69 61 6c 69 7a |age to i|nitializ|
|00000e50| 65 a0 00 9b a0 00 9c 2a | 0c 37 73 74 61 72 74 69 |e......*|.7starti|
|00000e60| 6e 67 20 63 6f 6e 64 69 | 74 69 6f 6e 73 2c 20 73 |ng condi|tions, s|
|00000e70| 74 6f 72 65 20 66 69 6e | 61 6c 20 73 6f 6c 75 74 |tore fin|al solut|
|00000e80| 69 6f 6e 73 2c 20 6f 72 | 20 74 6f 20 73 74 6f 72 |ions, or| to stor|
|00000e90| 65 a0 00 9b a0 00 9c 2a | 0c 35 61 6e 64 20 72 65 |e......*|.5and re|
|00000ea0| 74 72 69 65 76 65 20 72 | 65 73 75 6c 74 73 20 66 |trieve r|esults f|
|00000eb0| 72 6f 6d 20 61 6e 64 20 | 66 6f 72 20 6f 74 68 65 |rom and |for othe|
|00000ec0| 72 20 63 6f 6d 70 75 74 | 61 74 69 6f 6e 61 6c a0 |r comput|ational.|
|00000ed0| 00 9b a0 00 9c 2a 0c 24 | 74 68 72 65 61 64 73 20 |.....*.$|threads |
|00000ee0| 77 6f 72 6b 69 6e 67 20 | 6f 6e 20 74 68 65 20 73 |working |on the s|
|00000ef0| 61 6d 65 20 70 72 6f 62 | 6c 65 6d 2e a0 00 9b a0 |ame prob|lem.....|
|00000f00| 00 9c 04 01 0d 00 0c 10 | 00 30 00 30 00 30 00 30 |........|.0.0.0.0|
|00000f10| 2b 11 1d 1c 54 79 70 65 | 73 20 6f 66 20 70 61 72 |+...Type|s of par|
|00000f20| 61 6c 6c 65 6c 20 70 72 | 6f 63 65 73 73 69 6e 67 |allel pr|ocessing|
|00000f30| a0 00 9b a0 00 9c 04 00 | 0d 00 0a 10 00 28 00 28 |........|.....(.(|
|00000f40| 00 28 00 28 2a 1d 27 54 | 68 65 72 65 20 61 72 65 |.(.(*.'T|here are|
|00000f50| 20 74 77 6f 20 70 72 69 | 6d 61 72 79 20 74 79 70 | two pri|mary typ|
|00000f60| 65 73 20 6f 66 20 70 61 | 72 61 6c 6c 65 6c a0 00 |es of pa|rallel..|
|00000f70| 9b a0 00 9c 28 01 cc 00 | 06 31 70 72 6f 63 65 73 |....(...|.1proces|
|00000f80| 73 69 6e 67 3a 20 53 49 | 4d 44 20 61 6e 64 20 4d |sing: SI|MD and M|
|00000f90| 49 4d 44 2e 20 53 49 4d | 44 20 73 74 61 6e 64 73 |IMD. SIM|D stands|
|00000fa0| 20 66 6f 72 20 53 69 6e | 67 6c 65 a0 00 9b a0 00 | for Sin|gle.....|
|00000fb0| 9c 2a 0c 32 49 6e 73 74 | 72 75 63 74 69 6f 6e 2f |.*.2Inst|ruction/|
|00000fc0| 4d 75 6c 74 69 70 6c 65 | 20 44 61 74 61 3b 20 74 |Multiple| Data; t|
|00000fd0| 68 65 20 73 61 6d 65 20 | 69 6e 73 74 72 75 63 74 |he same |instruct|
|00000fe0| 69 6f 6e 20 69 73 a0 00 | 9b a0 00 9c 2a 0c 2f 65 |ion is..|....*./e|
|00000ff0| 78 65 63 75 74 65 64 20 | 6f 76 65 72 20 6d 75 6c |xecuted |over mul|
|00001000| 74 69 70 6c 65 20 64 61 | 74 61 20 70 6f 69 6e 74 |tiple da|ta point|
|00001010| 73 2c 20 73 75 63 68 20 | 61 73 20 74 68 65 a0 00 |s, such |as the..|
|00001020| 9b a0 00 9c 2a 0c 35 65 | 6c 65 6d 65 6e 74 73 20 |....*.5e|lements |
|00001030| 6f 66 20 61 6e 20 61 72 | 72 61 79 2e 20 53 49 4d |of an ar|ray. SIM|
|00001040| 44 20 69 73 20 75 73 65 | 66 75 6c 20 66 6f 72 20 |D is use|ful for |
|00001050| 70 65 72 66 6f 72 6d 69 | 6e 67 20 61 a0 00 9b a0 |performi|ng a....|
|00001060| 00 9c 2a 0c 32 6e 75 6d | 62 65 72 20 6f 66 20 6f |..*.2num|ber of o|
|00001070| 70 65 72 61 74 69 6f 6e | 73 20 6f 6e 20 61 6e 20 |peration|s on an |
|00001080| 61 72 72 61 79 20 77 68 | 65 6e 20 74 68 65 20 65 |array wh|en the e|
|00001090| 6c 65 6d 65 6e 74 73 a0 | 00 9b a0 00 9c 2a 0c 35 |lements.|.....*.5|
|000010a0| 61 72 65 20 69 6e 64 65 | 70 65 6e 64 65 6e 74 20 |are inde|pendent |
|000010b0| 6f 66 20 6f 74 68 65 72 | 20 65 6c 65 6d 65 6e 74 |of other| element|
|000010c0| 73 20 69 6e 20 74 68 65 | 20 61 72 72 61 79 2e 20 |s in the| array. |
|000010d0| 49 74 20 69 73 a0 00 9b | a0 00 9c 2a 0c 32 75 73 |It is...|...*.2us|
|000010e0| 65 66 75 6c 20 66 6f 72 | 20 66 69 6e 69 74 65 2d |eful for| finite-|
|000010f0| 65 6c 65 6d 65 6e 74 20 | 61 6e 61 6c 79 73 69 73 |element |analysis|
|00001100| 2c 20 6f 72 20 6f 74 68 | 65 72 20 6c 61 72 67 65 |, or oth|er large|
|00001110| a0 00 9b a0 00 9c 2a 0c | 17 61 72 72 61 79 20 70 |......*.|.array p|
|00001120| 72 6f 63 65 73 73 69 6e | 67 20 74 61 73 6b 73 2e |rocessin|g tasks.|
|00001130| a0 00 9b a0 00 9c 2b 11 | 1c 2d 4d 49 4d 44 20 73 |......+.|.-MIMD s|
|00001140| 74 61 6e 64 73 20 66 6f | 72 20 4d 75 6c 74 69 70 |tands fo|r Multip|
|00001150| 6c 65 20 49 6e 73 74 72 | 75 63 74 69 6f 6e 2f 4d |le Instr|uction/M|
|00001160| 75 6c 74 69 70 6c 65 a0 | 00 9b a0 00 9c 28 02 48 |ultiple.|.....(.H|
|00001170| 00 06 2a 44 61 74 61 2e | 20 57 69 74 68 20 4d 49 |..*Data.| With MI|
|00001180| 4d 44 20 6f 6e 65 20 6f | 72 20 6d 6f 72 65 20 70 |MD one o|r more p|
|00001190| 72 6f 63 65 73 73 6f 72 | 73 20 72 75 6e a0 00 9b |rocessor|s run...|
|000011a0| a0 00 9c 2a 0c 34 64 69 | 66 66 65 72 65 6e 74 20 |...*.4di|fferent |
|000011b0| 70 61 72 74 73 20 6f 66 | 20 61 20 70 72 6f 67 72 |parts of| a progr|
|000011c0| 61 6d 20 6f 72 20 70 72 | 6f 63 65 73 73 20 6f 6e |am or pr|ocess on|
|000011d0| 20 64 69 66 66 65 72 65 | 6e 74 a0 00 9b a0 00 9c | differe|nt......|
|000011e0| 2a 0c 34 64 61 74 61 20 | 73 65 74 73 2e 20 20 44 |*.4data |sets. D|
|000011f0| 69 66 66 65 72 65 6e 74 | 20 66 6c 61 76 6f 72 73 |ifferent| flavors|
|00001200| 20 6f 66 20 4d 49 4d 44 | 20 63 61 6e 20 75 73 65 | of MIMD| can use|
|00001210| 20 65 69 74 68 65 72 a0 | 00 9b a0 00 9c 2a 0c 30 | either.|.....*.0|
|00001220| 73 68 61 72 65 64 20 6d | 65 6d 6f 72 79 20 6f 72 |shared m|emory or|
|00001230| 20 64 69 73 74 72 69 62 | 75 74 65 64 20 6d 65 6d | distrib|uted mem|
|00001240| 6f 72 79 20 64 65 70 65 | 6e 64 69 6e 67 20 6f 6e |ory depe|nding on|
|00001250| a0 00 9b a0 00 9c 2a 0c | 23 74 68 65 20 70 72 6f |......*.|#the pro|
|00001260| 63 65 73 73 6f 72 73 20 | 61 6e 64 20 61 6c 67 6f |cessors |and algo|
|00001270| 72 69 74 68 6d 73 20 75 | 73 65 64 2e a0 00 9b a0 |rithms u|sed.....|
|00001280| 00 9c 28 00 32 01 16 2e | 54 68 69 73 20 61 6c 67 |..(.2...|This alg|
|00001290| 6f 72 69 74 68 6d 73 20 | 77 68 69 63 68 20 77 6f |orithms |which wo|
|000012a0| 72 6b 20 62 65 73 74 20 | 69 6e 20 63 6f 6e 6a 75 |rk best |in conju|
|000012b0| 6e 63 74 69 6f 6e a0 00 | 9b a0 00 9c 28 00 3e 01 |nction..|....(.>.|
|000012c0| 06 25 77 69 74 68 20 74 | 68 69 73 20 70 61 70 65 |.%with t|his pape|
|000012d0| 72 20 61 72 65 20 61 64 | 61 70 74 65 64 20 66 72 |r are ad|apted fr|
|000012e0| 6f 6d 20 4d 49 4d 44 a0 | 00 9b a0 00 9c 2a 0c 35 |om MIMD.|.....*.5|
|000012f0| 61 6c 67 6f 72 69 74 68 | 6d 73 2e 20 53 69 6e 63 |algorith|ms. Sinc|
|00001300| 65 20 64 61 74 61 20 6e | 65 65 64 73 20 74 6f 20 |e data n|eeds to |
|00001310| 62 65 20 64 69 73 74 72 | 69 62 75 74 65 64 20 6f |be distr|ibuted o|
|00001320| 76 65 72 20 61 a0 00 9b | a0 00 9c 2a 0c 2f 6e 65 |ver a...|...*./ne|
|00001330| 74 77 6f 72 6b 2c 20 74 | 68 65 20 53 49 4d 44 20 |twork, t|he SIMD |
|00001340| 61 72 63 68 69 74 65 63 | 74 75 72 65 20 77 6f 75 |architec|ture wou|
|00001350| 6c 64 20 72 65 71 75 69 | 72 65 20 20 61 a0 00 9b |ld requi|re a...|
|00001360| a0 00 9c 2a 0c 35 76 65 | 72 79 20 68 69 67 68 20 |...*.5ve|ry high |
|00001370| 72 61 74 69 6f 20 6f 66 | 20 64 61 74 61 20 74 72 |ratio of| data tr|
|00001380| 61 6e 73 66 65 72 20 74 | 69 6d 65 20 76 73 2e 20 |ansfer t|ime vs. |
|00001390| 63 6f 6d 70 75 74 61 74 | 69 6f 6e a0 00 9b a0 00 |computat|ion.....|
|000013a0| 9c 2a 0c 05 74 69 6d 65 | 2e a0 00 9b a0 00 9c 04 |.*..time|........|
|000013b0| 01 0d 00 0e 10 00 38 00 | 38 00 38 00 38 2a 1f 20 |......8.|8.8.8*. |
|000013c0| 4f 75 74 6c 69 6e 69 6e | 67 20 54 68 65 20 50 72 |Outlinin|g The Pr|
|000013d0| 6f 62 6c 65 6d 2f 41 6c | 67 6f 72 69 74 68 6d 73 |oblem/Al|gorithms|
|000013e0| a0 00 9b a0 00 9c 04 00 | 0d 00 0a 10 00 28 00 28 |........|.....(.(|
|000013f0| 00 28 00 28 2b 10 1d 2e | 54 6f 20 62 75 69 6c 64 |.(.(+...|To build|
|00001400| 20 61 20 70 72 6f 62 6c | 65 6d 20 73 6f 6c 76 69 | a probl|em solvi|
|00001410| 6e 67 20 65 6e 67 69 6e | 65 20 72 65 71 75 69 72 |ng engin|e requir|
|00001420| 65 73 20 74 77 6f a0 00 | 9b a0 00 9c 28 00 b6 01 |es two..|....(...|
|00001430| 06 32 64 69 66 66 65 72 | 65 6e 74 20 73 65 63 74 |.2differ|ent sect|
|00001440| 69 6f 6e 73 20 6f 66 20 | 63 6f 64 65 3b 20 74 68 |ions of |code; th|
|00001450| 65 20 70 61 72 61 6c 6c | 65 6c 20 61 6c 67 6f 72 |e parall|el algor|
|00001460| 69 74 68 6d a0 00 9b a0 | 00 9c 2a 0c 33 63 6f 64 |ithm....|..*.3cod|
|00001470| 65 20 61 6e 64 20 74 68 | 65 20 70 72 6f 63 65 73 |e and th|e proces|
|00001480| 73 20 6d 61 6e 61 67 65 | 6d 65 6e 74 20 63 6f 64 |s manage|ment cod|
|00001490| 65 2e 20 45 61 63 68 20 | 70 69 65 63 65 20 6f 66 |e. Each |piece of|
|000014a0| a0 00 9b a0 00 9c 2a 0c | 38 63 6f 64 65 20 69 73 |......*.|8code is|
|000014b0| 20 63 72 75 63 69 61 6c | 20 74 6f 20 63 72 65 61 | crucial| to crea|
|000014c0| 74 69 6e 67 20 61 20 77 | 6f 72 6b 69 6e 67 20 73 |ting a w|orking s|
|000014d0| 6f 6c 75 74 69 6f 6e 2c | 20 62 75 74 20 74 68 65 |olution,| but the|
|000014e0| 79 a0 00 9b a0 00 9c 2a | 0c 32 6e 65 65 64 20 74 |y......*|.2need t|
|000014f0| 6f 20 62 65 20 61 70 70 | 72 6f 61 63 68 65 64 20 |o be app|roached |
|00001500| 64 69 66 66 65 72 65 6e | 74 6c 79 2c 20 73 69 6e |differen|tly, sin|
|00001510| 63 65 20 74 68 65 79 20 | 68 61 76 65 a0 00 9b a0 |ce they |have....|
|00001520| 00 9c 2a 0c 19 72 61 64 | 69 63 61 6c 6c 79 20 64 |..*..rad|ically d|
|00001530| 69 66 66 65 72 65 6e 74 | 20 75 73 65 73 2e a0 00 |ifferent| uses...|
|00001540| 9b a0 00 9c 04 01 0d 00 | 0c 10 00 30 00 30 00 30 |........|...0.0.0|
|00001550| 00 30 2b 10 1d 10 54 68 | 65 20 43 6f 64 65 20 4d |.0+...Th|e Code M|
|00001560| 61 6e 61 67 65 72 a0 00 | 9b a0 00 9c 04 00 0d 00 |anager..|........|
|00001570| 0a 10 00 28 00 28 00 28 | 00 28 2a 1d 28 54 68 65 |...(.(.(|.(*.(The|
|00001580| 20 70 72 6f 63 65 73 73 | 20 6d 61 6e 61 67 65 6d | process| managem|
|00001590| 65 6e 74 20 63 6f 64 65 | 20 73 65 72 76 65 73 20 |ent code| serves |
|000015a0| 74 68 72 65 65 a0 00 9b | a0 00 9c 28 01 2c 01 06 |three...|...(.,..|
|000015b0| 33 70 75 72 70 6f 73 65 | 73 3a 20 74 6f 20 73 65 |3purpose|s: to se|
|000015c0| 6e 64 20 70 69 65 63 65 | 73 20 6f 66 20 74 68 65 |nd piece|s of the|
|000015d0| 20 70 72 6f 62 6c 65 6d | 20 74 6f 20 73 65 70 61 | problem| to sepa|
|000015e0| 72 61 74 65 a0 00 9b a0 | 00 9c 2a 0c 2f 6d 61 63 |rate....|..*./mac|
|000015f0| 68 69 6e 65 73 20 6f 6e | 20 74 68 65 20 6e 65 74 |hines on| the net|
|00001600| 77 6f 72 6b 20 28 73 63 | 68 65 64 75 6c 65 72 29 |work (sc|heduler)|
|00001610| 2c 20 73 75 70 70 6c 79 | 20 74 68 65 a0 00 9b a0 |, supply| the....|
|00001620| 00 9c 2a 0c 2d 65 78 65 | 63 75 74 69 6e 67 20 70 |..*.-exe|cuting p|
|00001630| 69 65 63 65 73 20 6f 66 | 20 63 6f 64 65 20 77 69 |ieces of| code wi|
|00001640| 74 68 20 63 6f 6d 6d 6f | 6e 20 73 65 72 76 69 63 |th commo|n servic|
|00001650| 65 73 a0 00 9b a0 00 9c | 2a 0c 32 28 73 65 72 76 |es......|*.2(serv|
|00001660| 65 72 29 2c 20 61 6e 64 | 20 69 6e 74 65 67 72 61 |er), and| integra|
|00001670| 74 65 20 74 68 65 20 72 | 65 73 75 6c 74 73 20 66 |te the r|esults f|
|00001680| 72 6f 6d 20 65 61 63 68 | 20 63 6f 64 65 a0 00 9b |rom each| code...|
|00001690| a0 00 9c 2a 0c 33 73 65 | 67 6d 65 6e 74 20 69 6e |...*.3se|gment in|
|000016a0| 74 6f 20 61 20 75 6e 69 | 66 69 65 64 20 77 68 6f |to a uni|fied who|
|000016b0| 6c 65 20 28 69 6e 74 65 | 67 72 61 74 6f 72 29 2e |le (inte|grator).|
|000016c0| 20 54 68 65 72 65 20 69 | 73 a0 00 9b a0 00 9c 2a | There i|s......*|
|000016d0| 0c 32 73 6f 6d 65 20 6f | 76 65 72 6c 61 70 20 62 |.2some o|verlap b|
|000016e0| 65 74 77 65 65 6e 20 65 | 61 63 68 20 6f 66 20 74 |etween e|ach of t|
|000016f0| 68 65 20 74 68 72 65 65 | 20 61 73 70 65 63 74 73 |he three| aspects|
|00001700| 20 66 6f 72 a0 00 9b a0 | 00 9c 2a 0c 17 74 68 65 | for....|..*..the|
|00001710| 20 70 72 6f 63 65 73 73 | 20 6d 61 6e 61 67 65 6d | process| managem|
|00001720| 65 6e 74 2e a0 00 9b a0 | 00 9c 04 01 0d 00 0c 10 |ent.....|........|
|00001730| 00 30 00 30 00 30 00 30 | 2b 10 1d 1c 46 69 6e 64 |.0.0.0.0|+...Find|
|00001740| 69 6e 67 20 61 20 50 61 | 72 61 6c 6c 65 6c 20 41 |ing a Pa|rallel A|
|00001750| 6c 67 6f 72 69 74 68 6d | a0 00 9b a0 00 9c 04 00 |lgorithm|........|
|00001760| 0d 00 0a 10 00 28 00 28 | 00 28 00 28 2a 1d 2b 41 |.....(.(|.(.(*.+A|
|00001770| 73 20 6d 65 6e 74 69 6f | 6e 65 64 20 61 62 6f 76 |s mentio|ned abov|
|00001780| 65 2c 20 6e 6f 74 20 61 | 6c 6c 20 70 72 6f 62 6c |e, not a|ll probl|
|00001790| 65 6d 73 20 63 61 6e 20 | 62 65 a0 00 9b a0 00 9c |ems can |be......|
|000017a0| 28 01 ba 01 06 31 73 6f | 6c 76 65 64 20 69 6e 20 |(....1so|lved in |
|000017b0| 70 61 72 61 6c 6c 65 6c | 2e 20 20 54 6f 20 74 61 |parallel|. To ta|
|000017c0| 6b 65 20 61 64 76 61 6e | 74 61 67 65 20 6f 66 20 |ke advan|tage of |
|000017d0| 6e 65 74 77 6f 72 6b a0 | 00 9b a0 00 9c 2a 0c 35 |network.|.....*.5|
|000017e0| 70 72 6f 63 65 73 73 69 | 6e 67 2c 20 61 20 70 61 |processi|ng, a pa|
|000017f0| 72 61 6c 6c 65 6c 20 61 | 6c 67 6f 72 69 74 68 6d |rallel a|lgorithm|
|00001800| 20 6e 65 65 64 73 20 74 | 6f 20 62 65 20 64 65 73 | needs t|o be des|
|00001810| 69 67 6e 65 64 a0 00 9b | a0 00 9c 2a 0c 30 61 6e |igned...|...*.0an|
|00001820| 64 20 69 6d 70 6c 65 6d | 65 6e 74 65 64 2e 20 20 |d implem|ented. |
|00001830| 41 6e 20 61 6c 67 6f 72 | 69 74 68 6d 20 77 68 69 |An algor|ithm whi|
|00001840| 63 68 20 69 73 20 64 65 | 73 69 67 6e 65 64 a0 00 |ch is de|signed..|
|00001850| 9b a0 00 9c 2a 0c 2e 73 | 70 65 63 69 66 69 63 61 |....*..s|pecifica|
|00001860| 6c 6c 79 20 66 6f 72 20 | 61 20 70 61 72 61 6c 6c |lly for |a parall|
|00001870| 65 6c 20 70 72 6f 63 65 | 73 73 69 6e 67 20 63 68 |el proce|ssing ch|
|00001880| 69 70 20 6f 72 a0 00 9b | a0 00 9c 2a 0c 30 6d 61 |ip or...|...*.0ma|
|00001890| 63 68 69 6e 65 2c 20 68 | 6f 77 65 76 65 72 2c 20 |chine, h|owever, |
|000018a0| 6d 61 79 20 6e 6f 74 20 | 77 6f 72 6b 20 77 65 6c |may not |work wel|
|000018b0| 6c 20 6f 6e 20 61 20 6e | 65 74 77 6f 72 6b a0 00 |l on a n|etwork..|
|000018c0| 9b a0 00 9c 2a 0c 35 70 | 72 6f 63 65 73 73 69 6e |....*.5p|rocessin|
|000018d0| 67 20 73 63 68 65 6d 65 | 2e 20 52 65 61 6c 20 77 |g scheme|. Real w|
|000018e0| 6f 72 6c 64 20 63 6f 6e | 73 69 64 65 72 61 74 69 |orld con|siderati|
|000018f0| 6f 6e 73 2c 20 73 75 63 | 68 20 61 73 a0 00 9b a0 |ons, suc|h as....|
|00001900| 00 9c 2a 0c 2f 6e 65 74 | 77 6f 72 6b 20 73 70 65 |..*./net|work spe|
|00001910| 65 64 20 61 6e 64 20 72 | 65 73 75 6c 74 20 69 6e |ed and r|esult in|
|00001920| 74 65 67 72 61 74 69 6f | 6e 20 6e 65 65 64 20 74 |tegratio|n need t|
|00001930| 6f 20 62 65 a0 00 9b a0 | 00 9c 2a 0c 30 63 6f 6e |o be....|..*.0con|
|00001940| 73 69 64 65 72 65 64 2e | 20 41 6e 20 61 6c 67 6f |sidered.| An algo|
|00001950| 72 69 74 68 6d 20 77 68 | 69 63 68 20 68 61 73 20 |rithm wh|ich has |
|00001960| 61 20 68 69 67 68 20 64 | 65 67 72 65 65 a0 00 9b |a high d|egree...|
|00001970| a0 00 9c 2a 0c 32 6f 66 | 20 61 75 74 6f 6e 6f 6d |...*.2of| autonom|
|00001980| 79 20 62 65 74 77 65 65 | 6e 20 73 65 63 74 69 6f |y betwee|n sectio|
|00001990| 6e 73 20 77 69 6c 6c 20 | 77 6f 72 6b 20 62 65 74 |ns will |work bet|
|000019a0| 74 65 72 20 74 68 61 6e | a0 00 9b a0 00 9c 2a 0c |ter than|......*.|
|000019b0| 2f 61 6e 20 61 6c 67 6f | 72 69 74 68 6d 20 77 69 |/an algo|rithm wi|
|000019c0| 74 68 20 74 69 67 68 74 | 6c 79 20 63 6f 75 70 6c |th tight|ly coupl|
|000019d0| 65 64 20 6d 65 6d 6f 72 | 79 20 61 63 63 65 73 73 |ed memor|y access|
|000019e0| a0 00 9b a0 00 9c 2a 0c | 0d 72 65 71 75 69 72 65 |......*.|.require|
|000019f0| 6d 65 6e 74 73 2e a0 00 | 9b a0 00 9c 2b 10 1c 2b |ments...|....+..+|
|00001a00| 41 20 73 69 6d 70 6c 65 | 20 74 68 6f 75 67 68 74 |A simple| thought|
|00001a10| 20 65 78 70 65 72 69 6d | 65 6e 74 20 77 69 6c 6c | experim|ent will|
|00001a20| 20 73 68 6f 77 20 68 6f | 77 20 61 a0 00 9b a0 00 | show ho|w a.....|
|00001a30| 9c 28 02 5a 01 06 31 74 | 69 67 68 74 6c 79 20 63 |.(.Z..1t|ightly c|
|00001a40| 6f 75 70 6c 65 64 20 61 | 6c 67 6f 72 69 74 68 6d |oupled a|lgorithm|
|00001a50| 20 69 73 20 69 6e 65 66 | 66 69 63 69 65 6e 74 2e | is inef|ficient.|
|00001a60| 20 20 49 66 20 74 68 65 | a0 00 9b a0 00 9c 2a 0c | If the|......*.|
|00001a70| 31 61 6c 67 6f 72 69 74 | 68 6d 20 6e 65 65 64 73 |1algorit|hm needs|
|00001a80| 20 74 6f 20 61 63 63 65 | 73 73 20 61 20 63 6f 6d | to acce|ss a com|
|00001a90| 6d 6f 6e 20 6d 65 6d 6f | 72 79 20 73 65 67 6d 65 |mon memo|ry segme|
|00001aa0| 6e 74 a0 00 9b a0 00 9c | 2a 0c 32 73 75 70 70 6c |nt......|*.2suppl|
|00001ab0| 69 65 64 20 62 79 20 74 | 68 65 20 73 65 72 76 65 |ied by t|he serve|
|00001ac0| 72 20 64 75 72 69 6e 67 | 20 65 76 65 72 79 20 69 |r during| every i|
|00001ad0| 74 65 72 61 74 69 6f 6e | 20 6f 66 20 61 a0 00 9b |teration| of a...|
|00001ae0| a0 00 9c 2a 0c 2c 6c 6f | 6f 70 2c 20 61 6e 64 20 |...*.,lo|op, and |
|00001af0| 74 68 61 74 20 6d 65 6d | 6f 72 79 20 69 73 20 73 |that mem|ory is s|
|00001b00| 68 61 72 65 64 20 77 69 | 74 68 20 61 6e 6f 74 68 |hared wi|th anoth|
|00001b10| 65 72 a0 00 9b a0 00 9c | 2a 0c 31 70 72 6f 63 65 |er......|*.1proce|
|00001b20| 73 73 2c 20 74 68 65 6e | 20 69 74 20 6e 65 65 64 |ss, then| it need|
|00001b30| 73 20 74 6f 20 62 65 20 | 72 65 66 72 65 73 68 65 |s to be |refreshe|
|00001b40| 64 20 65 76 65 72 79 20 | 74 69 6d 65 a0 00 9b a0 |d every |time....|
|00001b50| 00 9c 01 00 0a 02 93 00 | 05 02 ad 01 f8 28 02 a9 |........|.....(..|
|00001b60| 00 06 05 50 61 67 65 20 | a0 00 9b a0 00 9c 29 18 |...Page |......).|
|00001b70| 03 31 30 34 a0 00 9b a0 | 00 9c 29 2f 2a 50 61 72 |.104....|..)/*Par|
|00001b80| 61 6c 6c 65 6c 20 50 72 | 6f 63 65 73 73 69 6e 67 |allel Pr|ocessing|
|00001b90| 20 6f 6e 20 61 20 4d 61 | 63 69 6e 74 6f 73 68 20 | on a Ma|cintosh |
|00001ba0| 4e 65 74 77 6f 72 6b a0 | 00 9b ff 00 0c 00 00 00 |Network.|........|
|00001bb0| 00 02 d7 02 23 11 01 01 | 00 0a 80 02 80 02 7f fe |....#...|........|
|00001bc0| 7f fe 22 02 61 01 2a 51 | 00 a0 00 9c 01 00 0a 00 |..".a.*Q|........|
|00001bd0| 28 00 29 02 ad 02 1c 2c | 00 0b 00 10 08 50 61 6c |(.)....,|.....Pal|
|00001be0| 61 74 69 6e 6f 03 00 10 | 0d 00 0a 2e 00 04 00 00 |atino...|........|
|00001bf0| 00 00 10 00 28 00 28 00 | 28 00 28 2b 2a 32 34 74 |....(.(.|(.(+*24t|
|00001c00| 68 72 6f 75 67 68 20 74 | 68 65 20 6c 6f 6f 70 20 |hrough t|he loop |
|00001c10| 20 28 61 73 73 75 6d 69 | 6e 67 20 65 69 74 68 65 | (assumi|ng eithe|
|00001c20| 72 20 70 72 6f 63 65 73 | 73 20 63 61 6e 20 77 72 |r proces|s can wr|
|00001c30| 69 74 65 a0 00 9b a0 00 | 9c 2a 0c 36 74 6f 20 74 |ite.....|.*.6to t|
|00001c40| 68 65 20 63 6f 6d 6d 6f | 6e 20 73 74 6f 72 61 67 |he commo|n storag|
|00001c50| 65 29 20 74 6f 20 69 6e | 73 75 72 65 20 64 61 74 |e) to in|sure dat|
|00001c60| 61 20 69 6e 74 65 67 72 | 69 74 79 2e 20 20 45 76 |a integr|ity. Ev|
|00001c70| 65 6e a0 00 9b a0 00 9c | 2a 0c 35 6f 6e 20 61 20 |en......|*.5on a |
|00001c80| 66 61 73 74 20 6e 65 74 | 77 6f 72 6b 2c 20 74 68 |fast net|work, th|
|00001c90| 69 73 20 61 63 63 65 73 | 73 20 6d 61 79 20 74 61 |is acces|s may ta|
|00001ca0| 6b 65 20 73 69 67 6e 69 | 66 69 63 61 6e 74 6c 79 |ke signi|ficantly|
|00001cb0| a0 00 9b a0 00 9c 2a 0c | 28 6c 6f 6e 67 65 72 20 |......*.|(longer |
|00001cc0| 74 68 61 6e 20 74 68 65 | 20 61 63 74 75 61 6c 20 |than the| actual |
|00001cd0| 63 61 6c 63 75 6c 61 74 | 69 6f 6e 20 74 69 6d 65 |calculat|ion time|
|00001ce0| 2e a0 00 9b a0 00 9c 2b | 11 1c 30 43 65 72 74 61 |.......+|..0Certa|
|00001cf0| 69 6e 20 63 6c 61 73 73 | 65 73 20 6f 66 20 61 6c |in class|es of al|
|00001d00| 67 6f 72 69 74 68 6d 73 | 20 6c 65 6e 64 20 74 68 |gorithms| lend th|
|00001d10| 65 6d 73 65 6c 76 65 73 | 20 74 6f a0 00 9b a0 00 |emselves| to.....|
|00001d20| 9c 28 00 7e 00 2a 2e 70 | 61 72 61 6c 6c 65 6c 69 |.(.~.*.p|aralleli|
|00001d30| 73 6d 2c 20 28 73 75 63 | 68 20 61 73 20 67 72 61 |sm, (suc|h as gra|
|00001d40| 70 68 69 63 73 20 72 65 | 6e 64 65 72 69 6e 67 29 |phics re|ndering)|
|00001d50| 20 6d 6f 72 65 a0 00 9b | a0 00 9c 2a 0c 35 65 61 | more...|...*.5ea|
|00001d60| 73 69 6c 79 20 74 68 61 | 6e 20 6f 74 68 65 72 73 |sily tha|n others|
|00001d70| 2e 20 53 69 6d 75 6c 61 | 74 69 6f 6e 73 20 69 6e |. Simula|tions in|
|00001d80| 20 61 20 70 61 72 61 6c | 6c 65 6c 20 70 72 6f 63 | a paral|lel proc|
|00001d90| 65 73 73 a0 00 9b a0 00 | 9c 2a 0c 31 63 61 6e 20 |ess.....|.*.1can |
|00001da0| 62 72 65 61 6b 20 61 20 | 74 61 73 6b 20 6f 72 20 |break a |task or |
|00001db0| 6d 6f 64 65 6c 20 69 6e | 74 6f 20 6d 75 6c 74 69 |model in|to multi|
|00001dc0| 70 6c 65 20 6e 6f 64 65 | 73 20 61 6e 64 a0 00 9b |ple node|s and...|
|00001dd0| a0 00 9c 2a 0c 33 73 79 | 6e 63 68 72 6f 6e 69 7a |...*.3sy|nchroniz|
|00001de0| 65 20 61 63 74 69 76 69 | 74 69 65 73 20 62 65 74 |e activi|ties bet|
|00001df0| 77 65 65 6e 20 74 68 65 | 20 64 69 66 66 65 72 65 |ween the| differe|
|00001e00| 6e 74 20 6e 6f 64 65 73 | 2e a0 00 9b a0 00 9c 2a |nt nodes|.......*|
|00001e10| 0c 33 53 79 6e 63 68 72 | 6f 6e 69 7a 61 74 69 6f |.3Synchr|onizatio|
|00001e20| 6e 20 66 6f 72 20 61 20 | 73 69 6d 75 6c 61 74 69 |n for a |simulati|
|00001e30| 6f 6e 20 69 73 20 76 65 | 72 79 20 69 6d 70 6f 72 |on is ve|ry impor|
|00001e40| 74 61 6e 74 2e a0 00 9b | a0 00 9c 2a 0c 34 45 61 |tant....|...*.4Ea|
|00001e50| 63 68 20 70 72 6f 63 65 | 73 73 20 6e 65 65 64 73 |ch proce|ss needs|
|00001e60| 20 74 6f 20 62 65 20 67 | 69 76 65 6e 20 61 6e 20 | to be g|iven an |
|00001e70| 70 68 61 73 65 20 63 6f | 75 6e 74 20 61 6e 64 20 |phase co|unt and |
|00001e80| 62 65 a0 00 9b a0 00 9c | 2a 0c 33 61 62 6c 65 20 |be......|*.3able |
|00001e90| 74 6f 20 70 61 75 73 65 | 20 75 6e 74 69 6c 20 61 |to pause| until a|
|00001ea0| 20 73 70 65 63 69 66 69 | 65 64 20 70 68 61 73 65 | specifi|ed phase|
|00001eb0| 20 69 73 20 72 65 61 63 | 68 65 64 20 73 6f a0 00 | is reac|hed so..|
|00001ec0| 9b a0 00 9c 2a 0c 31 66 | 61 73 74 65 72 20 6d 61 |....*.1f|aster ma|
|00001ed0| 63 68 69 6e 65 73 20 63 | 61 6e 20 73 74 61 79 20 |chines c|an stay |
|00001ee0| 73 79 6e 63 68 72 6f 6e | 69 7a 65 64 20 77 69 74 |synchron|ized wit|
|00001ef0| 68 20 73 6c 6f 77 65 72 | a0 00 9b a0 00 9c 2a 0c |h slower|......*.|
|00001f00| 09 6d 61 63 68 69 6e 65 | 73 2e a0 00 9b a0 00 9c |.machine|s.......|
|00001f10| 04 01 0d 00 0e 10 00 38 | 00 38 00 38 00 38 2a 1f |.......8|.8.8.8*.|
|00001f20| 17 49 6d 70 6c 65 6d 65 | 6e 74 61 74 69 6f 6e 20 |.Impleme|ntation |
|00001f30| 43 6f 6e 63 65 70 74 73 | a0 00 9b a0 00 9c 04 00 |Concepts|........|
|00001f40| 0d 00 0a 10 00 28 00 28 | 00 28 00 28 2b 11 1d 31 |.....(.(|.(.(+..1|
|00001f50| 54 68 65 72 65 20 61 72 | 65 20 61 20 6e 75 6d 62 |There ar|e a numb|
|00001f60| 65 72 20 6f 66 20 61 73 | 70 65 63 74 73 20 74 6f |er of as|pects to|
|00001f70| 20 74 68 65 20 64 69 73 | 74 72 69 62 75 74 69 6f | the dis|tributio|
|00001f80| 6e a0 00 9b a0 00 9c 28 | 01 26 00 2a 2f 61 6e 64 |n......(|.&.*/and|
|00001f90| 20 70 72 6f 63 65 73 73 | 69 6e 67 20 6f 66 20 70 | process|ing of p|
|00001fa0| 61 72 61 6c 6c 65 6c 20 | 61 6c 67 6f 72 69 74 68 |arallel |algorith|
|00001fb0| 6d 73 20 77 68 69 63 68 | 20 61 72 65 a0 00 9b a0 |ms which| are....|
|00001fc0| 00 9c 2a 0c 2e 73 65 70 | 61 72 61 74 65 20 66 72 |..*..sep|arate fr|
|00001fd0| 6f 6d 20 74 68 65 20 61 | 63 74 75 61 6c 20 61 6c |om the a|ctual al|
|00001fe0| 67 6f 72 69 74 68 6d 2e | 20 20 54 68 65 73 65 20 |gorithm.| These |
|00001ff0| 61 72 65 a0 00 9b a0 00 | 9c 2a 0c 31 67 65 6e 65 |are.....|.*.1gene|
|00002000| 72 61 6c 20 63 61 73 65 | 73 20 77 68 69 63 68 20 |ral case|s which |
|00002010| 6e 65 65 64 20 74 6f 20 | 62 65 20 63 6f 6e 73 69 |need to |be consi|
|00002020| 64 65 72 65 64 20 66 6f | 72 20 61 6c 6c a0 00 9b |dered fo|r all...|
|00002030| a0 00 9c 2a 0c 32 63 6c | 61 73 73 65 73 20 6f 66 |...*.2cl|asses of|
|00002040| 20 70 72 6f 62 6c 65 6d | 73 2c 20 61 6e 64 20 6e | problem|s, and n|
|00002050| 65 65 64 20 74 6f 20 62 | 65 20 68 61 6e 64 6c 65 |eed to b|e handle|
|00002060| 64 20 62 79 20 74 68 65 | a0 00 9b a0 00 9c 2a 0c |d by the|......*.|
|00002070| 0d 63 6f 64 65 20 6d 61 | 6e 61 67 65 72 2e a0 00 |.code ma|nager...|
|00002080| 9b a0 00 9c 2b 11 1c 2d | 54 6f 20 61 6c 6c 6f 77 |....+..-|To allow|
|00002090| 20 74 68 65 20 75 6e 63 | 6f 75 70 6c 69 6e 67 20 | the unc|oupling |
|000020a0| 6f 66 20 74 68 65 20 61 | 6c 67 6f 72 69 74 68 6d |of the a|lgorithm|
|000020b0| 20 66 72 6f 6d a0 00 9b | a0 00 9c 28 01 7e 00 2a | from...|...(.~.*|
|000020c0| 30 74 68 65 20 70 72 6f | 63 65 73 73 20 6d 61 6e |0the pro|cess man|
|000020d0| 61 67 65 6d 65 6e 74 20 | 63 6f 64 65 2c 20 65 61 |agement |code, ea|
|000020e0| 63 68 20 69 73 20 69 6d | 70 6c 65 6d 65 6e 74 65 |ch is im|plemente|
|000020f0| 64 a0 00 9b a0 00 9c 2a | 0c 31 61 73 20 61 20 73 |d......*|.1as a s|
|00002100| 65 70 61 72 61 74 65 20 | 61 70 70 6c 69 63 61 74 |eparate |applicat|
|00002110| 69 6f 6e 2e 20 54 68 65 | 20 70 72 6f 63 65 73 73 |ion. The| process|
|00002120| 20 6d 61 6e 61 67 65 6d | 65 6e 74 a0 00 9b a0 00 | managem|ent.....|
|00002130| 9c 2a 0c 33 63 6f 64 65 | 20 69 73 20 75 73 65 64 |.*.3code| is used|
|00002140| 20 74 6f 20 63 6f 6f 72 | 64 69 6e 61 74 65 20 61 | to coor|dinate a|
|00002150| 6e 64 20 63 6f 6d 6d 75 | 6e 69 63 61 74 65 20 77 |nd commu|nicate w|
|00002160| 69 74 68 20 74 68 65 a0 | 00 9b a0 00 9c 2a 0c 30 |ith the.|.....*.0|
|00002170| 63 6f 6d 70 75 74 61 74 | 69 6f 6e 20 65 6e 67 69 |computat|ion engi|
|00002180| 6e 65 2e 20 41 70 70 6c | 65 45 76 65 6e 74 73 20 |ne. Appl|eEvents |
|00002190| 61 72 65 20 75 73 65 64 | 20 66 6f 72 20 74 68 65 |are used| for the|
|000021a0| a0 00 9b a0 00 9c 2a 0c | 1c 69 6e 74 65 72 2d 70 |......*.|.inter-p|
|000021b0| 72 6f 63 65 73 73 20 63 | 6f 6d 6d 75 6e 69 63 61 |rocess c|ommunica|
|000021c0| 74 69 6f 6e 2e a0 00 9b | a0 00 9c 04 01 0d 00 0c |tion....|........|
|000021d0| 10 00 30 00 30 00 30 00 | 30 2b 11 1d 1f 4c 6f 6f |..0.0.0.|0+...Loo|
|000021e0| 6b 69 6e 67 20 66 6f 72 | 20 6d 61 63 68 69 6e 65 |king for| machine|
|000021f0| 73 20 6f 6e 20 74 68 65 | 20 6e 65 74 a0 00 9b a0 |s on the| net....|
|00002200| 00 9c 04 00 0d 00 0a 10 | 00 28 00 28 00 28 00 28 |........|.(.(.(.(|
|00002210| 2a 1d 2e 4e 6f 74 20 61 | 6c 6c 20 6d 61 63 68 69 |*..Not a|ll machi|
|00002220| 6e 65 73 20 61 76 61 69 | 6c 61 62 6c 65 20 6f 6e |nes avai|lable on|
|00002230| 20 61 20 6e 65 74 77 6f | 72 6b 20 6d 61 79 20 62 | a netwo|rk may b|
|00002240| 65 a0 00 9b a0 00 9c 28 | 01 f4 00 2a 2f 73 75 69 |e......(|...*/sui|
|00002250| 74 61 62 6c 65 20 66 6f | 72 20 61 20 73 70 65 63 |table fo|r a spec|
|00002260| 69 66 69 63 20 70 72 6f | 63 65 73 73 20 74 6f 20 |ific pro|cess to |
|00002270| 72 75 6e 20 6f 6e 2e 20 | 20 54 68 65 a0 00 9b a0 |run on. | The....|
|00002280| 00 9c 2a 0c 33 61 6c 67 | 6f 72 69 74 68 6d 20 6d |..*.3alg|orithm m|
|00002290| 61 79 20 72 65 71 75 69 | 72 65 20 66 6c 6f 61 74 |ay requi|re float|
|000022a0| 69 6e 67 20 70 6f 69 6e | 74 20 70 72 6f 63 65 73 |ing poin|t proces|
|000022b0| 73 69 6e 67 2c 20 6f 72 | a0 00 9b a0 00 9c 2a 0c |sing, or|......*.|
|000022c0| 37 63 6f 6c 6f 72 20 67 | 72 61 70 68 69 63 73 20 |7color g|raphics |
|000022d0| 63 61 70 61 62 69 6c 69 | 74 79 2e 20 46 6f 72 20 |capabili|ty. For |
|000022e0| 66 61 73 74 65 72 20 6f | 72 20 6d 6f 72 65 20 65 |faster o|r more e|
|000022f0| 66 66 69 63 69 65 6e 74 | a0 00 9b a0 00 9c 2a 0c |fficient|......*.|
|00002300| 33 63 6f 64 65 20 67 65 | 6e 65 72 61 74 69 6f 6e |3code ge|neration|
|00002310| 2c 20 61 20 73 70 65 63 | 69 66 69 63 20 63 68 69 |, a spec|ific chi|
|00002320| 70 20 6d 61 79 20 62 65 | 20 6e 65 65 64 65 64 2e |p may be| needed.|
|00002330| 20 20 54 6f a0 00 9b a0 | 00 9c 2a 0c 31 66 69 6e | To....|..*.1fin|
|00002340| 64 20 6d 61 63 68 69 6e | 65 73 20 77 68 69 63 68 |d machin|es which|
|00002350| 20 6d 65 65 74 20 74 68 | 65 20 63 72 69 74 65 72 | meet th|e criter|
|00002360| 69 61 20 66 6f 72 20 61 | 20 67 69 76 65 6e a0 00 |ia for a| given..|
|00002370| 9b a0 00 9c 2a 0c 20 61 | 6c 67 6f 72 69 74 68 6d |....*. a|lgorithm|
|00002380| 2c 20 74 68 65 20 52 65 | 6d 6f 74 65 47 65 73 74 |, the Re|moteGest|
|00002390| 61 6c 74 20 61 6e 64 a0 | 00 9b a0 00 9c 2a 0c 2e |alt and.|.....*..|
|000023a0| 52 65 6d 6f 74 65 47 65 | 73 74 61 6c 74 4c 69 73 |RemoteGe|staltLis|
|000023b0| 74 20 41 70 70 6c 65 45 | 76 65 6e 74 73 20 61 72 |t AppleE|vents ar|
|000023c0| 65 20 69 6d 70 6c 65 6d | 65 6e 74 65 64 2e a0 00 |e implem|ented...|
|000023d0| 9b a0 00 9c 2a 0c 2e 52 | 65 6d 6f 74 65 47 65 73 |....*..R|emoteGes|
|000023e0| 74 61 6c 74 20 66 75 6e | 63 74 69 6f 6e 73 20 6c |talt fun|ctions l|
|000023f0| 69 6b 65 20 47 65 73 74 | 61 6c 74 20 62 75 74 20 |ike Gest|alt but |
|00002400| 69 73 20 61 6e a0 00 9b | a0 00 9c 2a 0c 2c 41 70 |is an...|...*.,Ap|
|00002410| 70 6c 65 45 76 65 6e 74 | 20 77 68 69 63 68 20 69 |pleEvent| which i|
|00002420| 73 20 73 65 6e 74 20 74 | 6f 20 61 20 6d 61 63 68 |s sent t|o a mach|
|00002430| 69 6e 65 20 6f 6e 20 74 | 68 65 a0 00 9b a0 00 9c |ine on t|he......|
|00002440| 2a 0c 2a 6e 65 74 77 6f | 72 6b 20 74 6f 20 71 75 |*.*netwo|rk to qu|
|00002450| 65 72 79 20 69 74 20 61 | 62 6f 75 74 20 61 20 47 |ery it a|bout a G|
|00002460| 65 73 74 61 6c 74 20 76 | 61 6c 75 65 2e a0 00 9b |estalt v|alue....|
|00002470| a0 00 9c 2a 0c 2b 52 65 | 6d 6f 74 65 47 65 73 74 |...*.+Re|moteGest|
|00002480| 61 6c 74 20 75 73 65 73 | 20 61 20 63 61 6c 6c 62 |alt uses| a callb|
|00002490| 61 63 6b 20 41 70 70 6c | 65 45 76 65 6e 74 20 74 |ack Appl|eEvent t|
|000024a0| 6f a0 00 9b a0 00 9c 2a | 0c 31 64 65 74 65 72 6d |o......*|.1determ|
|000024b0| 69 6e 65 20 69 66 20 74 | 68 65 20 72 65 73 75 6c |ine if t|he resul|
|000024c0| 74 20 6d 65 65 74 73 20 | 74 68 65 20 63 72 69 74 |t meets |the crit|
|000024d0| 65 72 69 61 20 6f 66 20 | 74 68 65 a0 00 9b a0 00 |eria of |the.....|
|000024e0| 9c 2a 0c 33 61 70 70 6c | 69 63 61 74 69 6f 6e 20 |.*.3appl|ication |
|000024f0| 77 68 69 63 68 20 69 73 | 20 72 65 71 75 65 73 74 |which is| request|
|00002500| 69 6e 67 20 74 68 65 20 | 47 65 73 74 61 6c 74 20 |ing the |Gestalt |
|00002510| 73 65 61 72 63 68 2e a0 | 00 9b a0 00 9c 28 00 32 |search..|.....(.2|
|00002520| 01 3c 2b 52 65 6d 6f 74 | 65 47 65 73 74 61 6c 74 |.<+Remot|eGestalt|
|00002530| 4c 69 73 74 20 72 65 74 | 75 72 6e 73 20 61 20 6c |List ret|urns a l|
|00002540| 69 73 74 20 6f 66 20 6e | 65 74 77 6f 72 6b a0 00 |ist of n|etwork..|
|00002550| 9b a0 00 9c 28 00 3e 01 | 2a 2b 61 64 64 72 65 73 |....(.>.|*+addres|
|00002560| 73 20 77 68 69 63 68 20 | 68 61 76 65 20 6d 65 74 |s which |have met|
|00002570| 20 74 68 65 20 63 72 69 | 74 65 72 69 61 20 75 73 | the cri|teria us|
|00002580| 65 64 20 62 79 a0 00 9b | a0 00 9c 2a 0c 32 52 65 |ed by...|...*.2Re|
|00002590| 6d 6f 74 65 47 65 73 74 | 61 6c 74 2e 20 49 74 20 |moteGest|alt. It |
|000025a0| 69 73 20 70 72 69 6d 61 | 72 69 6c 79 20 75 73 65 |is prima|rily use|
|000025b0| 64 20 74 6f 20 64 69 73 | 70 6c 61 79 20 74 68 65 |d to dis|play the|
|000025c0| a0 00 9b a0 00 9c 2a 0c | 2f 6c 69 73 74 20 6f 66 |......*.|/list of|
|000025d0| 20 6d 61 63 68 69 6e 65 | 73 20 77 68 69 63 68 20 | machine|s which |
|000025e0| 63 61 6e 20 62 65 20 75 | 73 65 64 2e 20 54 68 65 |can be u|sed. The|
|000025f0| 20 6c 69 73 74 20 69 73 | a0 00 9b a0 00 9c 2a 0c | list is|......*.|
|00002600| 2a 6d 61 69 6e 74 61 69 | 6e 65 64 20 69 6e 74 65 |*maintai|ned inte|
|00002610| 72 6e 61 6c 6c 79 20 62 | 79 20 74 68 65 20 63 6f |rnally b|y the co|
|00002620| 64 65 20 6d 61 6e 61 67 | 65 72 2e a0 00 9b a0 00 |de manag|er......|
|00002630| 9c 2b 10 1c 2a 49 74 20 | 69 73 20 69 6d 70 6f 72 |.+..*It |is impor|
|00002640| 74 61 6e 74 20 74 6f 20 | 63 6f 6e 73 69 64 65 72 |tant to |consider|
|00002650| 20 74 68 61 74 20 74 68 | 65 20 76 61 6c 75 65 a0 | that th|e value.|
|00002660| 00 9b a0 00 9c 28 00 8a | 01 2a 32 72 65 74 75 72 |.....(..|.*2retur|
|00002670| 6e 65 64 20 66 72 6f 6d | 20 74 68 65 20 47 65 73 |ned from| the Ges|
|00002680| 74 61 6c 74 20 73 65 6c | 65 63 74 6f 72 20 6d 75 |talt sel|ector mu|
|00002690| 73 74 20 6e 6f 74 20 62 | 65 20 74 68 65 a0 00 9b |st not b|e the...|
|000026a0| a0 00 9c 2a 0c 37 61 64 | 64 72 65 73 73 20 6f 66 |...*.7ad|dress of|
|000026b0| 20 61 20 64 61 74 61 20 | 73 74 72 75 63 74 75 72 | a data |structur|
|000026c0| 65 2e 20 49 66 20 74 68 | 65 20 76 61 6c 75 65 20 |e. If th|e value |
|000026d0| 69 73 20 61 6e 20 61 64 | 64 72 65 73 73 a0 00 9b |is an ad|dress...|
|000026e0| a0 00 9c 2a 0c 34 69 74 | 20 77 69 6c 6c 20 62 65 |...*.4it| will be|
|000026f0| 20 6d 65 61 6e 69 6e 67 | 6c 65 73 73 20 6f 6e 20 | meaning|less on |
|00002700| 74 68 65 20 6d 61 63 68 | 69 6e 65 20 69 6e 69 74 |the mach|ine init|
|00002710| 69 61 74 69 6e 67 20 74 | 68 65 a0 00 9b a0 00 9c |iating t|he......|
|00002720| 2a 0c 06 71 75 65 72 79 | 2e a0 00 9b a0 00 9c 04 |*..query|........|
|00002730| 01 0d 00 0c 10 00 30 00 | 30 00 30 00 30 2b 10 1d |......0.|0.0.0+..|
|00002740| 24 44 69 73 74 72 69 62 | 75 74 69 6e 67 20 74 68 |$Distrib|uting th|
|00002750| 65 20 63 6f 6d 70 75 74 | 61 74 69 6f 6e 20 65 6e |e comput|ation en|
|00002760| 67 69 6e 65 73 a0 00 9b | a0 00 9c 04 00 0d 00 0a |gines...|........|
|00002770| 10 00 28 00 28 00 28 00 | 28 2a 1d 2e 44 69 73 74 |..(.(.(.|(*..Dist|
|00002780| 72 69 62 75 74 69 6f 6e | 20 6f 66 20 74 68 65 20 |ribution| of the |
|00002790| 63 6f 6d 70 75 74 61 74 | 69 6f 6e 20 65 6e 67 69 |computat|ion engi|
|000027a0| 6e 65 73 20 63 61 6e 20 | 62 65 a0 00 9b a0 00 9c |nes can |be......|
|000027b0| 28 00 f4 01 2a 30 61 63 | 63 6f 6d 70 6c 69 73 68 |(...*0ac|complish|
|000027c0| 65 64 20 76 69 61 20 74 | 68 65 20 6e 65 74 77 6f |ed via t|he netwo|
|000027d0| 72 6b 20 75 73 69 6e 67 | 20 41 44 53 50 20 6f 72 |rk using| ADSP or|
|000027e0| 20 6f 74 68 65 72 a0 00 | 9b a0 00 9c 2a 0c 18 66 | other..|....*..f|
|000027f0| 69 6c 65 20 74 72 61 6e | 73 66 65 72 20 6d 65 63 |ile tran|sfer mec|
|00002800| 68 61 6e 69 73 6d 2e a0 | 00 9b a0 00 9c 0d 00 05 |hanism..|........|
|00002810| 28 00 fc 01 99 01 31 a0 | 00 9b a0 00 9c 0d 00 0a |(.....1.|........|
|00002820| 2b 05 04 1b 46 69 6c 65 | 73 20 63 61 6e 20 61 6c |+...File|s can al|
|00002830| 73 6f 20 62 65 20 69 6e | 73 74 61 6c 6c 65 64 a0 |so be in|stalled.|
|00002840| 00 9b a0 00 9c 28 01 0c | 01 2a 32 69 6e 73 69 64 |.....(..|.*2insid|
|00002850| 65 20 61 20 73 70 65 63 | 69 66 69 65 64 20 66 6f |e a spec|ified fo|
|00002860| 6c 64 65 72 20 6f 6e 20 | 65 61 63 68 20 6d 61 63 |lder on |each mac|
|00002870| 68 69 6e 65 20 62 79 20 | 68 61 6e 64 2e a0 00 9b |hine by |hand....|
|00002880| a0 00 9c 04 01 0d 00 0c | 10 00 30 00 30 00 30 00 |........|..0.0.0.|
|00002890| 30 2b 10 1d 1a 53 79 6e | 63 68 72 6f 6e 69 7a 61 |0+...Syn|chroniza|
|000028a0| 74 69 6f 6e 20 6f 66 20 | 72 65 73 75 6c 74 73 a0 |tion of |results.|
|000028b0| 00 9b a0 00 9c 04 00 0d | 00 0a 10 00 28 00 28 00 |........|....(.(.|
|000028c0| 28 00 28 2a 1d 2b 4f 6e | 65 20 6f 66 20 74 68 65 |(.(*.+On|e of the|
|000028d0| 20 6d 6f 73 74 20 73 69 | 67 6e 69 66 69 63 61 6e | most si|gnifican|
|000028e0| 74 20 70 72 6f 62 6c 65 | 6d 73 20 77 69 74 68 20 |t proble|ms with |
|000028f0| 61 a0 00 9b a0 00 9c 28 | 01 52 01 2a 30 64 69 73 |a......(|.R.*0dis|
|00002900| 74 72 69 62 75 74 65 64 | 20 61 6c 67 6f 72 69 74 |tributed| algorit|
|00002910| 68 6d 20 69 73 20 74 68 | 65 20 6e 65 65 64 20 74 |hm is th|e need t|
|00002920| 6f 20 73 79 6e 63 68 72 | 6f 6e 69 7a 65 a0 00 9b |o synchr|onize...|
|00002930| a0 00 9c 2a 0c 33 72 65 | 73 75 6c 74 73 20 61 6e |...*.3re|sults an|
|00002940| 64 20 74 6f 20 20 70 72 | 65 76 65 6e 74 20 6f 6c |d to pr|event ol|
|00002950| 64 20 64 61 74 61 20 66 | 72 6f 6d 20 62 65 69 6e |d data f|rom bein|
|00002960| 67 20 75 73 65 64 20 62 | 79 a0 00 9b a0 00 9c 2a |g used b|y......*|
|00002970| 0c 2c 73 65 70 61 72 61 | 74 65 64 20 70 72 6f 63 |.,separa|ted proc|
|00002980| 65 73 73 65 73 2e 20 41 | 20 67 65 6e 65 72 61 6c |esses. A| general|
|00002990| 20 77 61 79 20 74 6f 20 | 68 61 6e 64 6c 65 a0 00 | way to |handle..|
|000029a0| 9b a0 00 9c 2a 0c 31 73 | 79 6e 63 68 72 6f 6e 69 |....*.1s|ynchroni|
|000029b0| 7a 61 74 69 6f 6e 20 69 | 73 20 77 69 74 68 20 74 |zation i|s with t|
|000029c0| 68 65 20 75 73 65 20 6f | 66 20 73 65 6d 61 70 68 |he use o|f semaph|
|000029d0| 6f 72 65 73 20 61 6e 64 | a0 00 9b a0 00 9c 2a 0c |ores and|......*.|
|000029e0| 33 6d 65 6d 6f 72 79 20 | 6c 6f 63 6b 69 6e 67 20 |3memory |locking |
|000029f0| 69 6e 73 69 64 65 20 63 | 72 69 74 69 63 61 6c 20 |inside c|ritical |
|00002a00| 73 65 67 6d 65 6e 74 73 | 20 6f 66 20 63 6f 64 65 |segments| of code|
|00002a10| 2e 20 20 41 a0 00 9b a0 | 00 9c 2a 0c 2e 70 61 72 |. A....|..*..par|
|00002a20| 61 6c 6c 65 6c 20 70 72 | 6f 63 65 73 73 69 6e 67 |allel pr|ocessing|
|00002a30| 20 6d 61 63 68 69 6e 65 | 20 6f 66 74 65 6e 20 68 | machine| often h|
|00002a40| 61 73 20 61 20 73 68 61 | 72 65 64 a0 00 9b a0 00 |as a sha|red.....|
|00002a50| 9c 2a 0c 31 6d 65 6d 6f | 72 79 20 73 74 6f 72 65 |.*.1memo|ry store|
|00002a60| 20 77 68 69 63 68 20 68 | 61 73 20 73 65 6d 61 70 | which h|as semap|
|00002a70| 68 6f 72 65 73 20 62 75 | 69 6c 74 20 69 6e 2e 20 |hores bu|ilt in. |
|00002a80| 20 4f 6e 20 61 a0 00 9b | a0 00 9c 2a 0c 2f 4d 61 | On a...|...*./Ma|
|00002a90| 63 69 6e 74 6f 73 68 20 | 6e 65 74 77 6f 72 6b 2c |cintosh |network,|
|00002aa0| 20 74 68 65 72 65 20 69 | 73 20 6e 6f 74 68 69 6e | there i|s nothin|
|00002ab0| 67 20 63 6f 6d 70 61 72 | 61 62 6c 65 2e a0 00 9b |g compar|able....|
|00002ac0| a0 00 9c 2a 0c 31 55 73 | 69 6e 67 20 73 65 6d 61 |...*.1Us|ing sema|
|00002ad0| 70 68 6f 72 65 73 20 62 | 65 74 77 65 65 6e 20 74 |phores b|etween t|
|00002ae0| 68 65 20 73 68 61 72 65 | 64 20 6d 65 6d 6f 72 79 |he share|d memory|
|00002af0| 20 73 65 72 76 65 72 a0 | 00 9b a0 00 9c 2a 0c 2f | server.|.....*./|
|00002b00| 61 6e 64 20 74 68 65 20 | 70 72 6f 63 65 73 73 69 |and the |processi|
|00002b10| 6e 67 20 6d 61 63 68 69 | 6e 65 73 20 69 73 20 73 |ng machi|nes is s|
|00002b20| 6c 6f 77 20 28 64 75 65 | 20 74 6f 20 6c 6f 77 a0 |low (due| to low.|
|00002b30| 00 9b a0 00 9c 2a 0c 32 | 6e 65 74 77 6f 72 6b 20 |.....*.2|network |
|00002b40| 62 61 6e 64 77 69 64 74 | 68 2c 20 63 6f 6d 70 61 |bandwidt|h, compa|
|00002b50| 72 65 64 20 74 6f 20 61 | 64 64 72 65 73 73 20 62 |red to a|ddress b|
|00002b60| 75 73 20 73 70 65 65 64 | 2e 29 a0 00 9b a0 00 9c |us speed|.)......|
|00002b70| 2a 0c 34 46 6f 72 20 65 | 66 66 69 63 69 65 6e 63 |*.4For e|fficienc|
|00002b80| 79 2c 20 73 65 6d 61 70 | 68 6f 72 65 20 64 61 74 |y, semap|hore dat|
|00002b90| 61 20 6c 6f 63 6b 73 20 | 6d 75 73 74 20 62 65 20 |a locks |must be |
|00002ba0| 6b 65 70 74 20 74 6f a0 | 00 9b a0 00 9c 2a 0c 2f |kept to.|.....*./|
|00002bb0| 6e 6f 74 20 6f 6e 6c 79 | 20 6d 69 6e 69 6d 75 6d |not only| minimum|
|00002bc0| 20 74 69 6d 65 20 62 75 | 74 20 61 20 6d 69 6e 69 | time bu|t a mini|
|00002bd0| 6d 75 6d 20 6e 75 6d 62 | 65 72 2e 20 20 49 66 a0 |mum numb|er. If.|
|00002be0| 00 9b a0 00 9c 2a 0c 38 | 74 68 65 72 65 20 61 72 |.....*.8|there ar|
|00002bf0| 65 20 74 6f 6f 20 6d 61 | 6e 79 20 63 72 69 74 69 |e too ma|ny criti|
|00002c00| 63 61 6c 20 73 65 63 74 | 69 6f 6e 73 20 6f 66 20 |cal sect|ions of |
|00002c10| 63 6f 64 65 20 69 6e 20 | 61 20 73 69 6e 67 6c 65 |code in |a single|
|00002c20| a0 00 9b a0 00 9c 2a 0c | 32 69 74 65 72 61 74 69 |......*.|2iterati|
|00002c30| 6f 6e 20 6f 66 20 61 6e | 20 61 6c 67 6f 72 69 74 |on of an| algorit|
|00002c40| 68 6d 2c 20 74 68 65 20 | 65 6e 74 69 72 65 20 70 |hm, the |entire p|
|00002c50| 72 6f 63 65 73 73 20 77 | 69 6c 6c a0 00 9b a0 00 |rocess w|ill.....|
|00002c60| 9c 2a 0c 29 73 6c 6f 77 | 20 64 6f 77 6e 20 61 6e |.*.)slow| down an|
|00002c70| 64 20 61 6e 79 20 70 65 | 72 66 6f 72 6d 61 6e 63 |d any pe|rformanc|
|00002c80| 65 20 62 65 6e 65 66 69 | 74 73 20 6f 66 a0 00 9b |e benefi|ts of...|
|00002c90| a0 00 9c 2a 0c 1a 64 69 | 73 74 72 69 62 75 74 69 |...*..di|stributi|
|00002ca0| 6f 6e 20 77 69 6c 6c 20 | 62 65 20 6c 6f 73 74 2e |on will |be lost.|
|00002cb0| a0 00 9b a0 00 9c 2b 10 | 1c 2f 41 20 73 65 63 6f |......+.|./A seco|
|00002cc0| 6e 64 20 70 72 6f 62 6c | 65 6d 20 6f 66 20 75 73 |nd probl|em of us|
|00002cd0| 69 6e 67 20 64 69 73 74 | 72 69 62 75 74 65 64 20 |ing dist|ributed |
|00002ce0| 61 6c 67 6f 72 69 74 68 | 6d a0 00 9b a0 00 9c 28 |algorith|m......(|
|00002cf0| 02 3a 01 2a 31 69 73 20 | 74 68 65 20 70 6f 73 73 |.:.*1is |the poss|
|00002d00| 69 62 69 6c 69 74 79 20 | 6f 66 20 64 65 61 64 6c |ibility |of deadl|
|00002d10| 6f 63 6b 20 62 65 74 77 | 65 65 6e 20 70 72 6f 63 |ock betw|een proc|
|00002d20| 65 73 73 65 73 2e a0 00 | 9b a0 00 9c 2a 0c 36 28 |esses...|....*.6(|
|00002d30| 54 68 69 73 20 69 73 20 | 61 6c 73 6f 20 73 6f 6d |This is |also som|
|00002d40| 65 74 69 6d 65 73 20 63 | 61 6c 6c 65 64 20 61 20 |etimes c|alled a |
|00002d50| 72 61 63 65 20 63 6f 6e | 64 69 74 69 6f 6e 20 6f |race con|dition o|
|00002d60| 72 20 74 68 65 a0 00 9b | a0 00 9c 2a 0c 30 44 69 |r the...|...*.0Di|
|00002d70| 6e 69 6e 67 20 50 68 69 | 6c 6f 73 6f 70 68 65 72 |ning Phi|losopher|
|00002d80| 73 20 70 72 6f 62 6c 65 | 6d 2e 29 20 41 20 64 65 |s proble|m.) A de|
|00002d90| 61 64 6c 6f 63 6b 20 72 | 65 73 75 6c 74 73 a0 00 |adlock r|esults..|
|00002da0| 9b a0 00 9c 01 00 0a 02 | 93 00 29 02 ad 02 1c 28 |........|..)....(|
|00002db0| 02 a9 00 2a 2a 50 61 72 | 61 6c 6c 65 6c 20 50 72 |...**Par|allel Pr|
|00002dc0| 6f 63 65 73 73 69 6e 67 | 20 6f 6e 20 61 20 4d 61 |ocessing| on a Ma|
|00002dd0| 63 69 6e 74 6f 73 68 20 | 4e 65 74 77 6f 72 6b a0 |cintosh |Network.|
|00002de0| 00 9b a0 00 9c 29 d7 05 | 50 61 67 65 20 a0 00 9b |.....)..|Page ...|
|00002df0| a0 00 9c 29 18 03 31 30 | 35 a0 00 9b a0 00 9c 01 |...)..10|5.......|
|00002e00| 00 0a 02 61 01 29 02 93 | 02 1c 2c 00 0c 00 15 09 |...a.)..|..,.....|
|00002e10| 48 65 6c 76 65 74 69 63 | 61 03 00 15 0d 00 05 28 |Helvetic|a......(|
|00002e20| 02 67 01 39 01 31 a0 00 | 9b a0 00 9c 03 00 10 0d |.g.9.1..|........|
|00002e30| 00 0a 2b 05 04 2e 54 68 | 65 20 73 6f 66 74 77 61 |..+...Th|e softwa|
|00002e40| 72 65 20 62 65 69 6e 67 | 20 64 69 73 74 72 69 62 |re being| distrib|
|00002e50| 75 74 65 64 20 61 74 20 | 4d 61 63 48 61 63 6b 20 |uted at |MacHack |
|00002e60| 64 6f 65 73 a0 00 9b a0 | 00 9c 28 02 77 01 2a 2a |does....|..(.w.**|
|00002e70| 6e 6f 74 20 63 6f 6e 74 | 61 69 6e 20 61 20 64 69 |not cont|ain a di|
|00002e80| 73 74 72 69 62 75 74 69 | 6f 6e 20 6d 65 63 68 61 |stributi|on mecha|
|00002e90| 6e 69 73 6d 2e 20 48 61 | 6e 64 a0 00 9b a0 00 9c |nism. Ha|nd......|
|00002ea0| 2a 0c 2f 64 69 73 74 72 | 69 62 75 74 69 6f 6e 20 |*./distr|ibution |
|00002eb0| 69 73 20 74 68 65 20 6f | 6e 6c 79 20 73 75 70 70 |is the o|nly supp|
|00002ec0| 6f 72 74 65 64 20 64 69 | 73 74 72 69 62 75 74 69 |orted di|stributi|
|00002ed0| 6f 6e a0 00 9b a0 00 9c | 2a 0c 07 6d 65 74 68 6f |on......|*..metho|
|00002ee0| 64 2e a0 00 9b ff 00 0c | 00 00 00 00 02 d7 02 23 |d.......|.......#|
|00002ef0| 11 01 a0 00 9c 01 00 0a | 00 28 00 05 02 ad 01 f8 |........|.(......|
|00002f00| 2c 00 0b 00 10 08 50 61 | 6c 61 74 69 6e 6f 03 00 |,.....Pa|latino..|
|00002f10| 10 0d 00 0a 2e 00 04 00 | 00 00 00 10 00 28 00 28 |........|.....(.(|
|00002f20| 00 28 00 28 2b 06 32 34 | 77 68 65 6e 20 6d 6f 72 |.(.(+.24|when mor|
|00002f30| 65 20 74 68 61 6e 20 6f | 6e 65 20 70 72 6f 63 65 |e than o|ne proce|
|00002f40| 73 73 20 6e 65 65 64 73 | 20 6c 6f 63 6b 65 64 20 |ss needs| locked |
|00002f50| 20 61 63 63 65 73 73 20 | 74 6f 20 61 a0 00 9b a0 | access |to a....|
|00002f60| 00 9c 2a 0c 34 67 69 76 | 65 6e 20 72 65 73 6f 75 |..*.4giv|en resou|
|00002f70| 72 63 65 20 28 69 6e 20 | 74 68 69 73 20 63 61 73 |rce (in |this cas|
|00002f80| 65 20 6d 65 6d 6f 72 79 | 29 20 61 6e 64 20 68 61 |e memory|) and ha|
|00002f90| 73 20 74 6f 20 77 61 69 | 74 a0 00 9b a0 00 9c 2a |s to wai|t......*|
|00002fa0| 0c 30 66 6f 72 20 69 74 | 20 74 6f 20 62 65 63 6f |.0for it| to beco|
|00002fb0| 6d 65 20 61 76 61 69 6c | 61 62 6c 65 2e 20 20 49 |me avail|able. I|
|00002fc0| 66 20 74 68 61 74 20 70 | 72 6f 63 65 73 73 20 68 |f that p|rocess h|
|00002fd0| 61 73 a0 00 9b a0 00 9c | 2a 0c 2e 61 6e 6f 74 68 |as......|*..anoth|
|00002fe0| 65 72 20 72 65 73 6f 75 | 72 63 65 20 6c 6f 63 6b |er resou|rce lock|
|00002ff0| 65 64 20 77 68 69 63 68 | 20 69 73 20 6e 65 65 64 |ed which| is need|
|00003000| 65 64 20 62 79 20 74 68 | 65 a0 00 9b a0 00 9c 2a |ed by th|e......*|
|00003010| 0c 36 73 65 63 6f 6e 64 | 20 70 72 6f 63 65 73 73 |.6second| process|
|00003020| 2c 20 6e 65 69 74 68 65 | 72 20 70 72 6f 63 65 73 |, neithe|r proces|
|00003030| 73 20 63 61 6e 20 63 6f | 6e 74 69 6e 75 65 20 75 |s can co|ntinue u|
|00003040| 6e 74 69 6c 20 74 68 65 | a0 00 9b a0 00 9c 2a 0c |ntil the|......*.|
|00003050| 33 6f 74 68 65 72 20 66 | 69 6e 69 73 68 65 73 2e |3other f|inishes.|
|00003060| 20 20 4e 65 69 74 68 65 | 72 20 63 61 6e 20 66 69 | Neithe|r can fi|
|00003070| 6e 69 73 68 20 75 6e 74 | 69 6c 20 74 68 65 20 6f |nish unt|il the o|
|00003080| 74 68 65 72 a0 00 9b a0 | 00 9c 2a 0c 1e 64 6f 65 |ther....|..*..doe|
|00003090| 73 2c 20 74 68 75 73 20 | 61 20 64 65 61 64 6c 6f |s, thus |a deadlo|
|000030a0| 63 6b 20 72 65 73 75 6c | 74 73 2e a0 00 9b a0 00 |ck resul|ts......|
|000030b0| 9c 2b 11 1c 2d 41 20 64 | 65 61 64 6c 6f 63 6b 20 |.+..-A d|eadlock |
|000030c0| 63 6f 6e 64 69 74 69 6f | 6e 20 63 61 6e 20 62 65 |conditio|n can be|
|000030d0| 20 61 76 6f 69 64 65 64 | 20 62 79 20 6d 61 6b 69 | avoided| by maki|
|000030e0| 6e 67 a0 00 9b a0 00 9c | 28 00 a2 00 06 36 73 75 |ng......|(....6su|
|000030f0| 72 65 20 74 68 61 74 20 | 65 61 63 68 20 70 72 6f |re that |each pro|
|00003100| 63 65 73 73 20 6c 6f 63 | 6b 73 20 69 74 73 20 6e |cess loc|ks its n|
|00003110| 65 65 64 65 64 20 72 65 | 73 6f 75 72 63 65 73 20 |eeded re|sources |
|00003120| 6f 6e 6c 79 a0 00 9b a0 | 00 9c 2a 0c 3a 64 75 72 |only....|..*.:dur|
|00003130| 69 6e 67 20 61 20 63 72 | 69 74 69 63 61 6c 20 63 |ing a cr|itical c|
|00003140| 6f 64 65 20 73 65 63 74 | 69 6f 6e 2e 20 20 49 66 |ode sect|ion. If|
|00003150| 20 61 6e 79 20 73 69 6e | 67 6c 65 20 6c 6f 63 6b | any sin|gle lock|
|00003160| 20 66 61 69 6c 73 2c a0 | 00 9b a0 00 9c 2a 0c 35 | fails,.|.....*.5|
|00003170| 61 6c 6c 20 6c 6f 63 6b | 65 64 20 64 61 74 61 20 |all lock|ed data |
|00003180| 69 73 20 72 65 6c 65 61 | 73 65 64 2c 20 61 6e 64 |is relea|sed, and|
|00003190| 20 61 20 70 61 75 73 65 | 20 66 6f 72 20 61 20 72 | a pause| for a r|
|000031a0| 61 6e 64 6f 6d a0 00 9b | a0 00 9c 2a 0c 35 61 6d |andom...|...*.5am|
|000031b0| 6f 75 6e 74 20 6f 66 20 | 74 69 6d 65 20 69 73 20 |ount of |time is |
|000031c0| 6d 61 64 65 2e 20 20 41 | 66 74 65 72 20 74 68 65 |made. A|fter the|
|000031d0| 20 77 61 69 74 2c 20 74 | 68 65 20 63 72 69 74 69 | wait, t|he criti|
|000031e0| 63 61 6c a0 00 9b a0 00 | 9c 2a 0c 17 73 65 63 74 |cal.....|.*..sect|
|000031f0| 69 6f 6e 20 69 73 20 74 | 72 69 65 64 20 61 67 61 |ion is t|ried aga|
|00003200| 69 6e 2e a0 00 9b a0 00 | 9c 2b 11 1c 31 41 20 64 |in......|.+..1A d|
|00003210| 65 61 64 6c 6f 63 6b 20 | 63 6f 75 6c 64 20 73 74 |eadlock |could st|
|00003220| 69 6c 6c 20 6f 63 63 75 | 72 20 69 66 20 61 20 6d |ill occu|r if a m|
|00003230| 61 63 68 69 6e 65 20 63 | 72 61 73 68 65 73 a0 00 |achine c|rashes..|
|00003240| 9b a0 00 9c 28 00 fa 00 | 06 37 69 6e 73 69 64 65 |....(...|.7inside|
|00003250| 20 61 20 63 72 69 74 69 | 63 61 6c 20 73 65 63 74 | a criti|cal sect|
|00003260| 69 6f 6e 20 6f 66 20 63 | 6f 64 65 2e 20 20 49 6e |ion of c|ode. In|
|00003270| 20 6f 72 64 65 72 20 74 | 6f 20 70 72 65 76 65 6e | order t|o preven|
|00003280| 74 a0 00 9b a0 00 9c 2a | 0c 2f 74 68 69 73 20 66 |t......*|./this f|
|00003290| 72 6f 6d 20 68 61 70 70 | 65 6e 69 6e 67 2c 20 61 |rom happ|ening, a|
|000032a0| 20 70 65 72 69 6f 64 69 | 63 20 63 68 65 63 6b 20 | periodi|c check |
|000032b0| 73 68 6f 75 6c 64 20 62 | 65 a0 00 9b a0 00 9c 2a |should b|e......*|
|000032c0| 0c 35 6d 61 64 65 20 62 | 79 20 74 68 65 20 70 72 |.5made b|y the pr|
|000032d0| 6f 63 65 73 73 20 6d 61 | 6e 61 67 65 72 20 74 6f |ocess ma|nager to|
|000032e0| 20 73 65 65 20 69 66 20 | 74 68 65 20 64 65 73 74 | see if |the dest|
|000032f0| 69 6e 61 74 69 6f 6e a0 | 00 9b a0 00 9c 2a 0c 34 |ination.|.....*.4|
|00003300| 6d 61 63 68 69 6e 65 20 | 69 73 20 73 74 69 6c 6c |machine |is still|
|00003310| 20 61 76 61 69 6c 61 62 | 6c 65 20 6f 6e 20 74 68 | availab|le on th|
|00003320| 65 20 6e 65 74 77 6f 72 | 6b 2e 20 20 49 66 20 69 |e networ|k. If i|
|00003330| 74 20 69 73 a0 00 9b a0 | 00 9c 2a 0c 30 6e 6f 74 |t is....|..*.0not|
|00003340| 2c 20 74 68 65 20 73 65 | 6d 61 70 68 6f 72 65 73 |, the se|maphores|
|00003350| 20 72 61 69 73 65 64 20 | 62 79 20 74 68 65 20 72 | raised |by the r|
|00003360| 65 6d 6f 74 65 20 70 72 | 6f 63 65 73 73 a0 00 9b |emote pr|ocess...|
|00003370| a0 00 9c 2a 0c 31 73 68 | 6f 75 6c 64 20 62 65 20 |...*.1sh|ould be |
|00003380| 63 6c 65 61 72 65 64 20 | 61 6e 64 20 74 68 65 20 |cleared |and the |
|00003390| 6e 65 78 74 20 70 72 6f | 63 65 73 73 20 61 77 61 |next pro|cess awa|
|000033a0| 69 74 69 6e 67 20 61 a0 | 00 9b a0 00 9c 2a 0c 32 |iting a.|.....*.2|
|000033b0| 73 68 61 72 65 64 20 72 | 65 73 6f 75 72 63 65 20 |shared r|esource |
|000033c0| 63 61 6e 20 70 72 6f 63 | 65 65 64 2e 20 20 41 20 |can proc|eed. A |
|000033d0| 72 65 61 73 6f 6e 61 62 | 6c 65 20 74 69 6d 65 6f |reasonab|le timeo|
|000033e0| 75 74 a0 00 9b a0 00 9c | 2a 0c 32 76 61 6c 75 65 |ut......|*.2value|
|000033f0| 20 6e 65 65 64 73 20 74 | 6f 20 62 65 20 73 65 74 | needs t|o be set|
|00003400| 20 62 61 73 65 64 20 6f | 6e 20 74 68 65 20 61 6c | based o|n the al|
|00003410| 67 6f 72 69 74 68 6d 20 | 62 65 69 6e 67 a0 00 9b |gorithm |being...|
|00003420| a0 00 9c 2a 0c 33 65 78 | 65 63 75 74 65 64 20 61 |...*.3ex|ecuted a|
|00003430| 6e 64 20 74 68 65 20 65 | 78 70 65 63 74 65 64 20 |nd the e|xpected |
|00003440| 74 69 6d 65 20 6e 65 65 | 64 65 64 20 74 6f 20 63 |time nee|ded to c|
|00003450| 6f 6d 70 6c 65 74 65 20 | 61 a0 00 9b a0 00 9c 2a |omplete |a......*|
|00003460| 0c 11 63 72 69 74 69 63 | 61 6c 20 73 65 63 74 69 |..critic|al secti|
|00003470| 6f 6e 2e a0 00 9b a0 00 | 9c 2b 11 1c 32 49 66 20 |on......|.+..2If |
|00003480| 74 68 65 20 61 6c 67 6f | 72 69 74 68 6d 20 62 65 |the algo|rithm be|
|00003490| 69 6e 67 20 75 73 65 64 | 20 64 6f 65 73 20 6e 6f |ing used| does no|
|000034a0| 74 20 6e 65 65 64 20 74 | 6f 20 73 68 61 72 65 a0 |t need t|o share.|
|000034b0| 00 9b a0 00 9c 28 01 8e | 00 06 31 61 20 73 69 6e |.....(..|..1a sin|
|000034c0| 67 6c 65 20 70 69 65 63 | 65 20 6f 66 20 6d 65 6d |gle piec|e of mem|
|000034d0| 6f 72 79 2c 20 74 68 61 | 6e 20 61 20 73 65 6d 61 |ory, tha|n a sema|
|000034e0| 70 68 6f 72 65 20 73 63 | 68 65 6d 65 a0 00 9b a0 |phore sc|heme....|
|000034f0| 00 9c 2a 0c 2f 69 73 20 | 6e 6f 74 20 6e 65 65 64 |..*./is |not need|
|00003500| 65 64 2e 20 20 41 20 67 | 72 61 70 68 69 63 20 72 |ed. A g|raphic r|
|00003510| 65 6e 64 65 72 69 6e 67 | 20 65 6e 67 69 6e 65 2c |endering| engine,|
|00003520| 20 66 6f 72 a0 00 9b a0 | 00 9c 2a 0c 33 69 6e 73 | for....|..*.3ins|
|00003530| 74 61 6e 63 65 20 63 6f | 75 6c 64 20 62 65 20 77 |tance co|uld be w|
|00003540| 6f 72 6b 69 6e 67 20 6f | 6e 20 61 20 73 69 6e 67 |orking o|n a sing|
|00003550| 6c 65 20 70 6f 72 74 69 | 6f 6e 20 6f 66 20 61 6e |le porti|on of an|
|00003560| a0 00 9b a0 00 9c 2a 0c | 31 65 6e 74 69 72 65 20 |......*.|1entire |
|00003570| 73 63 65 6e 65 2e 20 54 | 68 65 20 6f 75 74 70 75 |scene. T|he outpu|
|00003580| 74 20 66 72 6f 6d 20 74 | 68 65 20 72 65 6e 64 65 |t from t|he rende|
|00003590| 72 69 6e 67 20 77 6f 75 | 6c 64 a0 00 9b a0 00 9c |ring wou|ld......|
|000035a0| 2a 0c 34 6f 6e 6c 79 20 | 6e 65 65 64 20 74 6f 20 |*.4only |need to |
|000035b0| 62 65 20 77 72 69 74 74 | 65 6e 20 74 6f 20 74 68 |be writt|en to th|
|000035c0| 61 74 20 73 65 63 74 69 | 6f 6e 20 6f 66 20 74 68 |at secti|on of th|
|000035d0| 65 20 69 6d 61 67 65 a0 | 00 9b a0 00 9c 2a 0c 35 |e image.|.....*.5|
|000035e0| 61 6e 64 20 6e 6f 20 6f | 74 68 65 72 20 72 65 6e |and no o|ther ren|
|000035f0| 64 65 72 65 72 20 77 6f | 75 6c 64 20 6e 65 65 64 |derer wo|uld need|
|00003600| 20 74 6f 20 72 65 61 64 | 20 74 68 61 74 20 73 65 | to read| that se|
|00003610| 63 74 69 6f 6e a0 00 9b | a0 00 9c 2a 0c 35 6f 66 |ction...|...*.5of|
|00003620| 20 74 68 65 20 73 63 65 | 6e 65 20 66 6f 72 20 70 | the sce|ne for p|
|00003630| 72 6f 63 65 73 73 69 6e | 67 2c 20 74 68 65 72 65 |rocessin|g, there|
|00003640| 66 6f 72 65 20 61 20 73 | 65 6d 61 70 68 6f 72 65 |fore a s|emaphore|
|00003650| 20 74 6f a0 00 9b a0 00 | 9c 2a 0c 35 6c 6f 63 6b | to.....|.*.5lock|
|00003660| 20 74 68 61 74 20 72 61 | 6e 67 65 20 6f 66 20 74 | that ra|nge of t|
|00003670| 68 65 20 74 68 65 20 69 | 6d 61 67 65 20 73 74 6f |he the i|mage sto|
|00003680| 72 61 67 65 20 77 6f 75 | 6c 64 20 6e 6f 74 20 62 |rage wou|ld not b|
|00003690| 65 a0 00 9b a0 00 9c 2a | 0c 07 6e 65 65 64 65 64 |e......*|..needed|
|000036a0| 2e a0 00 9b a0 00 9c 04 | 01 0d 00 0e 10 00 38 00 |........|......8.|
|000036b0| 38 00 38 00 38 2a 1f 19 | 52 65 61 6c 20 57 6f 72 |8.8.8*..|Real Wor|
|000036c0| 6c 64 20 43 6f 6e 73 69 | 64 65 72 61 74 69 6f 6e |ld Consi|deration|
|000036d0| 73 a0 00 9b a0 00 9c 04 | 00 0d 00 0a 10 00 28 00 |s.......|......(.|
|000036e0| 28 00 28 00 28 2b 11 1d | 2f 54 68 65 72 65 20 61 |(.(.(+..|/There a|
|000036f0| 72 65 20 61 20 6e 75 6d | 62 65 72 20 6f 66 20 72 |re a num|ber of r|
|00003700| 65 61 6c 20 77 6f 72 6c | 64 20 63 6f 6e 73 69 64 |eal worl|d consid|
|00003710| 65 72 61 74 69 6f 6e 73 | a0 00 9b a0 00 9c 28 02 |erations|......(.|
|00003720| 36 00 06 2b 77 68 69 63 | 68 20 68 61 76 65 20 74 |6..+whic|h have t|
|00003730| 6f 20 62 65 20 63 6f 6e | 73 69 64 65 72 65 64 20 |o be con|sidered |
|00003740| 77 68 65 6e 20 6c 6f 6f | 6b 69 6e 67 20 61 74 a0 |when loo|king at.|
|00003750| 00 9b a0 00 9c 2a 0c 32 | 61 63 74 75 61 6c 6c 79 |.....*.2|actually|
|00003760| 20 69 6d 70 6c 65 6d 65 | 6e 74 69 6e 67 20 61 20 | impleme|nting a |
|00003770| 70 61 72 61 6c 6c 65 6c | 20 70 72 6f 63 65 73 73 |parallel| process|
|00003780| 69 6e 67 20 73 63 68 65 | 6d 65 a0 00 9b a0 00 9c |ing sche|me......|
|00003790| 2a 0c 39 69 6e 20 72 65 | 61 6c 20 6c 69 66 65 2e |*.9in re|al life.|
|000037a0| 20 20 54 68 6f 73 65 20 | 66 61 63 74 6f 72 73 20 | Those |factors |
|000037b0| 77 69 6c 6c 20 69 6e 66 | 6c 75 65 6e 63 65 20 61 |will inf|luence a|
|000037c0| 20 64 65 63 69 73 69 6f | 6e 20 6f 6e a0 00 9b a0 | decisio|n on....|
|000037d0| 00 9c 2a 0c 36 75 73 69 | 6e 67 20 70 61 72 61 6c |..*.6usi|ng paral|
|000037e0| 6c 65 6c 20 70 72 6f 63 | 65 73 73 69 6e 67 20 6f |lel proc|essing o|
|000037f0| 72 20 74 72 61 64 69 74 | 69 6f 6e 61 6c 20 70 72 |r tradit|ional pr|
|00003800| 6f 63 65 73 73 69 6e 67 | 20 74 6f a0 00 9b a0 00 |ocessing| to.....|
|00003810| 9c 2a 0c 10 73 6f 6c 76 | 65 20 61 20 70 72 6f 62 |.*..solv|e a prob|
|00003820| 6c 65 6d 2e a0 00 9b a0 | 00 9c 2b 11 1c 27 53 69 |lem.....|..+..'Si|
|00003830| 6e 63 65 20 61 20 6e 65 | 74 77 6f 72 6b 20 69 73 |nce a ne|twork is|
|00003840| 20 74 68 65 20 62 61 63 | 6b 62 6f 6e 65 20 6f 66 | the bac|kbone of|
|00003850| 20 74 68 69 73 a0 00 9b | a0 00 9c 28 02 8e 00 06 | this...|...(....|
|00003860| 32 70 72 6f 63 65 73 73 | 69 6e 67 2c 20 74 68 65 |2process|ing, the|
|00003870| 20 66 61 73 74 65 72 20 | 74 68 65 20 6e 65 74 77 | faster |the netw|
|00003880| 6f 72 6b 2c 20 74 68 65 | 20 62 65 74 74 65 72 20 |ork, the| better |
|00003890| 74 68 65 a0 00 9b a0 00 | 9c 28 00 32 01 06 37 65 |the.....|.(.2..7e|
|000038a0| 66 66 69 63 69 65 6e 63 | 79 20 6f 66 20 74 68 65 |fficienc|y of the|
|000038b0| 20 64 69 73 74 72 69 62 | 75 74 69 6f 6e 20 61 6e | distrib|ution an|
|000038c0| 64 20 65 78 65 63 75 74 | 69 6f 6e 20 6f 66 20 61 |d execut|ion of a|
|000038d0| 20 74 61 73 6b 2e a0 00 | 9b a0 00 9c 2a 0c 32 45 | task...|....*.2E|
|000038e0| 74 68 65 72 6e 65 74 20 | 69 73 20 6f 62 76 69 6f |thernet |is obvio|
|000038f0| 75 73 6c 79 20 67 6f 69 | 6e 67 20 74 6f 20 62 65 |usly goi|ng to be|
|00003900| 20 6d 75 63 68 20 66 61 | 73 74 65 72 20 74 68 61 | much fa|ster tha|
|00003910| 6e a0 00 9b a0 00 9c 2a | 0c 33 4c 6f 63 61 6c 54 |n......*|.3LocalT|
|00003920| 61 6c 6b 2e 20 20 42 6f | 74 68 20 61 72 65 20 6c |alk. Bo|th are l|
|00003930| 69 6d 69 74 65 64 20 62 | 79 20 74 68 65 20 61 62 |imited b|y the ab|
|00003940| 69 6c 69 74 79 20 74 6f | 20 73 65 6e 64 a0 00 9b |ility to| send...|
|00003950| a0 00 9c 2a 0c 35 6f 6e | 6c 79 20 61 20 73 69 6e |...*.5on|ly a sin|
|00003960| 67 6c 65 20 73 69 67 6e | 61 6c 20 61 74 20 61 20 |gle sign|al at a |
|00003970| 74 69 6d 65 2c 20 61 6c | 74 68 6f 75 67 68 20 4c |time, al|though L|
|00003980| 6f 63 61 6c 54 61 6c 6b | 20 69 73 a0 00 9b a0 00 |ocalTalk| is.....|
|00003990| 9c 2a 0c 2f 6d 75 63 68 | 20 73 6c 6f 77 65 72 2e |.*./much| slower.|
|000039a0| 20 54 68 65 20 6d 6f 72 | 65 20 63 6f 6d 6d 75 6e | The mor|e commun|
|000039b0| 69 63 61 74 69 6f 6e 20 | 72 65 71 75 69 72 65 64 |ication |required|
|000039c0| 20 74 6f a0 00 9b a0 00 | 9c 2a 0c 34 73 79 6e 63 | to.....|.*.4sync|
|000039d0| 68 72 6f 6e 69 7a 65 20 | 74 61 73 6b 73 20 6f 72 |hronize |tasks or|
|000039e0| 20 61 63 63 65 73 73 20 | 73 68 61 72 65 64 20 6d | access |shared m|
|000039f0| 65 6d 6f 72 79 2c 20 74 | 68 65 20 6c 6f 77 65 72 |emory, t|he lower|
|00003a00| a0 00 9b a0 00 9c 2a 0c | 33 74 68 65 20 74 6f 74 |......*.|3the tot|
|00003a10| 61 6c 20 65 66 66 69 63 | 69 65 6e 63 79 20 61 6e |al effic|iency an|
|00003a20| 64 20 74 68 65 72 65 66 | 6f 72 65 20 6f 76 65 72 |d theref|ore over|
|00003a30| 61 6c 6c 20 62 65 6e 65 | 66 69 74 2e a0 00 9b a0 |all bene|fit.....|
|00003a40| 00 9c 04 01 0d 00 0c 10 | 00 30 00 30 00 30 00 30 |........|.0.0.0.0|
|00003a50| 2b 22 1d 12 44 69 73 74 | 72 69 62 75 74 69 6f 6e |+"..Dist|ribution|
|00003a60| 20 73 70 65 65 64 a0 00 | 9b a0 00 9c 04 00 0d 00 | speed..|........|
|00003a70| 0a 10 00 28 00 28 00 28 | 00 28 28 00 b4 01 16 2e |...(.(.(|.((.....|
|00003a80| 44 69 73 74 72 69 62 75 | 74 69 6e 67 20 61 20 63 |Distribu|ting a c|
|00003a90| 6f 6d 70 75 74 61 74 69 | 6f 6e 20 65 6e 67 69 6e |omputati|on engin|
|00003aa0| 65 20 61 6e 64 20 75 73 | 69 6e 67 20 69 74 a0 00 |e and us|ing it..|
|00003ab0| 9b a0 00 9c 28 00 c0 01 | 06 34 6f 76 65 72 20 74 |....(...|.4over t|
|00003ac0| 68 65 20 20 6e 65 74 77 | 6f 72 6b 20 69 73 20 74 |he netw|ork is t|
|00003ad0| 68 65 20 66 69 72 73 74 | 20 74 68 69 6e 67 20 74 |he first| thing t|
|00003ae0| 6f 20 63 6f 6e 73 69 64 | 65 72 2e 20 49 74 a0 00 |o consid|er. It..|
|00003af0| 9b a0 00 9c 2a 0c 36 64 | 6f 65 73 6e d5 74 20 6d |....*.6d|oesn.t m|
|00003b00| 61 6b 65 20 73 65 6e 73 | 65 20 74 6f 20 64 69 73 |ake sens|e to dis|
|00003b10| 74 72 69 62 75 74 65 20 | 61 20 74 61 73 6b 20 74 |tribute |a task t|
|00003b20| 68 61 74 20 77 69 6c 6c | 20 74 61 6b 65 a0 00 9b |hat will| take...|
|00003b30| a0 00 9c 2a 0c 2c 33 30 | 20 73 65 63 6f 6e 64 73 |...*.,30| seconds|
|00003b40| 20 74 6f 20 63 6f 6d 70 | 6c 65 74 65 20 6f 6e 20 | to comp|lete on |
|00003b50| 31 30 20 6d 61 63 68 69 | 6e 65 73 20 69 66 20 74 |10 machi|nes if t|
|00003b60| 68 65 a0 00 9b a0 00 9c | 2a 0c 30 64 69 73 74 72 |he......|*.0distr|
|00003b70| 69 62 75 74 69 6f 6e 20 | 74 61 6b 65 73 20 32 30 |ibution |takes 20|
|00003b80| 20 73 65 63 6f 6e 64 73 | 20 70 65 72 20 6d 61 63 | seconds| per mac|
|00003b90| 68 69 6e 65 20 62 65 66 | 6f 72 65 a0 00 9b a0 00 |hine bef|ore.....|
|00003ba0| 9c 2a 0c 32 70 72 6f 63 | 65 73 73 69 6e 67 20 73 |.*.2proc|essing s|
|00003bb0| 74 61 72 74 73 20 61 6e | 64 20 31 30 20 73 65 63 |tarts an|d 10 sec|
|00003bc0| 6f 6e 64 73 20 74 6f 20 | 69 6e 74 65 67 72 61 74 |onds to |integrat|
|00003bd0| 65 20 62 61 63 6b a0 00 | 9b a0 00 9c 2a 0c 3b 61 |e back..|....*.;a|
|00003be0| 66 74 65 72 20 69 74 20 | 69 73 20 66 69 6e 69 73 |fter it |is finis|
|00003bf0| 68 65 64 2e 20 20 49 6e | 20 74 68 61 74 20 63 61 |hed. In| that ca|
|00003c00| 73 65 2c 20 61 20 6e 65 | 74 20 6c 6f 73 73 20 69 |se, a ne|t loss i|
|00003c10| 73 20 61 63 74 75 61 6c | 6c 79 a0 00 9b a0 00 9c |s actual|ly......|
|00003c20| 2a 0c 36 72 65 61 6c 69 | 7a 65 64 2e 20 46 61 63 |*.6reali|zed. Fac|
|00003c30| 74 6f 72 73 20 73 75 63 | 68 20 61 73 20 74 68 65 |tors suc|h as the|
|00003c40| 20 6e 75 6d 62 65 72 20 | 6f 66 20 74 69 6d 65 73 | number |of times|
|00003c50| 20 6e 20 65 6e 67 69 6e | 65 a0 00 9b a0 00 9c 2a | n engin|e......*|
|00003c60| 0c 32 77 69 6c 6c 20 62 | 65 20 75 73 65 64 20 6f |.2will b|e used o|
|00003c70| 76 65 72 20 74 68 65 20 | 6e 65 74 77 6f 72 6b 20 |ver the |network |
|00003c80| 77 69 6c 6c 20 61 6c 73 | 6f 20 61 66 66 65 63 74 |will als|o affect|
|00003c90| 20 74 68 65 a0 00 9b a0 | 00 9c 2a 0c 0f 66 69 6e | the....|..*..fin|
|00003ca0| 61 6c 20 64 65 63 69 73 | 69 6f 6e 2e a0 00 9b a0 |al decis|ion.....|
|00003cb0| 00 9c 04 01 0d 00 0c 10 | 00 30 00 30 00 30 00 30 |........|.0.0.0.0|
|00003cc0| 2b 22 1d 14 50 72 6f 62 | 6c 65 6d 20 53 65 74 20 |+"..Prob|lem Set |
|00003cd0| 54 72 61 6e 73 66 65 72 | a0 00 9b a0 00 9c 04 00 |Transfer|........|
|00003ce0| 0d 00 0a 10 00 28 00 28 | 00 28 00 28 2a 1d 24 4f |.....(.(|.(.(*.$O|
|00003cf0| 6e 63 65 20 74 68 65 20 | 63 6f 6d 70 75 74 61 74 |nce the |computat|
|00003d00| 69 6f 6e 20 65 6e 67 69 | 6e 65 20 68 61 73 20 62 |ion engi|ne has b|
|00003d10| 65 65 6e a0 00 9b a0 00 | 9c 28 01 66 01 06 32 64 |een.....|.(.f..2d|
|00003d20| 69 73 74 72 69 62 75 74 | 65 64 2c 20 74 68 65 20 |istribut|ed, the |
|00003d30| 61 63 74 75 61 6c 20 70 | 61 72 61 6d 65 74 65 72 |actual p|arameter|
|00003d40| 73 20 66 6f 72 20 74 68 | 65 20 70 72 6f 62 6c 65 |s for th|e proble|
|00003d50| 6d a0 00 9b a0 00 9c 2a | 0c 33 6e 65 65 64 20 74 |m......*|.3need t|
|00003d60| 6f 20 62 65 20 64 69 73 | 74 72 69 62 75 74 65 64 |o be dis|tributed|
|00003d70| 20 61 6e 64 20 74 68 65 | 20 74 61 73 6b 20 73 74 | and the| task st|
|00003d80| 61 72 74 65 64 2e 20 41 | 67 61 69 6e 2c a0 00 9b |arted. A|gain,...|
|00003d90| a0 00 9c 2a 0c 33 6e 65 | 74 77 6f 72 6b 20 73 70 |...*.3ne|twork sp|
|00003da0| 65 65 64 20 77 69 6c 6c | 20 62 65 20 61 6e 20 69 |eed will| be an i|
|00003db0| 6d 70 6f 72 74 61 6e 74 | 20 66 61 63 74 6f 72 2e |mportant| factor.|
|00003dc0| 20 48 6f 77 20 6c 6f 6e | 67 a0 00 9b a0 00 9c 2a | How lon|g......*|
|00003dd0| 0c 2e 77 69 6c 6c 20 69 | 74 20 74 61 6b 65 20 74 |..will i|t take t|
|00003de0| 6f 20 65 69 74 68 65 72 | 20 64 69 73 74 72 69 62 |o either| distrib|
|00003df0| 75 74 65 20 74 68 65 20 | 72 65 71 75 69 72 65 64 |ute the |required|
|00003e00| a0 00 9b a0 00 9c 2a 0c | 31 69 6e 66 6f 72 6d 61 |......*.|1informa|
|00003e10| 74 69 6f 6e 20 6f 72 20 | 68 61 76 65 20 69 74 20 |tion or |have it |
|00003e20| 66 65 74 63 68 65 64 20 | 66 72 6f 6d 20 61 20 63 |fetched |from a c|
|00003e30| 6f 6d 6d 6f 6e 20 64 69 | 73 6b a0 00 9b a0 00 9c |ommon di|sk......|
|00003e40| 2a 0c 3a 73 70 61 63 65 | 20 28 73 75 63 68 20 61 |*.:space| (such a|
|00003e50| 73 20 61 20 66 69 6c 65 | 20 73 65 76 65 72 29 2e |s a file| sever).|
|00003e60| 20 20 49 66 20 74 68 65 | 20 74 69 6d 65 20 69 73 | If the| time is|
|00003e70| 20 73 69 67 6e 69 66 69 | 63 61 6e 74 2c a0 00 9b | signifi|cant,...|
|00003e80| a0 00 9c 2a 0c 35 74 68 | 61 6e 20 69 74 20 6e 65 |...*.5th|an it ne|
|00003e90| 65 64 73 20 74 6f 20 62 | 65 20 62 61 6c 61 6e 63 |eds to b|e balanc|
|00003ea0| 65 64 20 61 67 61 69 6e | 73 74 20 74 68 65 20 74 |ed again|st the t|
|00003eb0| 69 6d 65 20 73 61 76 69 | 6e 67 73 a0 00 9b a0 00 |ime savi|ngs.....|
|00003ec0| 9c 2a 0c 1d 66 72 6f 6d | 20 74 68 65 20 65 78 65 |.*..from| the exe|
|00003ed0| 63 75 74 69 6e 67 20 61 | 6c 67 6f 72 69 74 68 6d |cuting a|lgorithm|
|00003ee0| 2e a0 00 9b a0 00 9c 04 | 01 0d 00 0c 10 00 30 00 |........|......0.|
|00003ef0| 30 00 30 00 30 2b 22 1d | 1c 4d 65 6d 6f 72 79 20 |0.0.0+".|.Memory |
|00003f00| 41 63 63 65 73 73 20 43 | 6f 6e 73 69 64 65 72 61 |Access C|onsidera|
|00003f10| 74 69 6f 6e 73 a0 00 9b | a0 00 9c 04 00 0d 00 0a |tions...|........|
|00003f20| 10 00 28 00 28 00 28 00 | 28 28 01 f4 01 16 2a 49 |..(.(.(.|((....*I|
|00003f30| 64 65 61 6c 6c 79 2c 20 | 6d 65 6d 6f 72 79 20 77 |deally, |memory w|
|00003f40| 69 6c 6c 20 6e 6f 74 20 | 62 65 20 73 68 61 72 65 |ill not |be share|
|00003f50| 64 20 62 65 74 77 65 65 | 6e a0 00 9b a0 00 9c 28 |d betwee|n......(|
|00003f60| 02 00 01 06 35 70 72 6f | 63 65 73 73 69 6e 67 20 |....5pro|cessing |
|00003f70| 61 6c 67 6f 72 69 74 68 | 6d 73 2e 20 49 66 20 74 |algorith|ms. If t|
|00003f80| 68 69 73 20 63 61 6e 20 | 62 65 20 61 63 63 6f 6d |his can |be accom|
|00003f90| 70 6c 69 73 68 65 64 20 | 62 79 a0 00 9b a0 00 9c |plished |by......|
|00003fa0| 2a 0c 2d 74 68 65 20 73 | 65 6c 65 63 74 65 64 20 |*.-the s|elected |
|00003fb0| 61 6c 67 6f 72 69 74 68 | 6d 2c 20 73 70 65 65 64 |algorith|m, speed|
|00003fc0| 20 77 69 6c 6c 20 62 65 | 20 67 72 65 61 74 6c 79 | will be| greatly|
|00003fd0| a0 00 9b a0 00 9c 2a 0c | 35 65 6e 68 61 6e 63 65 |......*.|5enhance|
|00003fe0| 64 2e 20 4f 6e 6c 79 20 | 74 68 65 20 69 6e 69 74 |d. Only |the init|
|00003ff0| 69 61 6c 20 63 6f 6e 64 | 69 74 69 6f 6e 73 20 77 |ial cond|itions w|
|00004000| 69 6c 6c 20 6e 65 65 64 | 20 74 6f 20 62 65 a0 00 |ill need| to be..|
|00004010| 9b a0 00 9c 2a 0c 36 73 | 65 6e 74 20 74 6f 20 61 |....*.6s|ent to a|
|00004020| 20 63 6f 6d 70 75 74 61 | 74 69 6f 6e 20 65 6e 67 | computa|tion eng|
|00004030| 69 6e 65 20 61 6e 64 20 | 66 69 6e 61 6c 20 72 65 |ine and |final re|
|00004040| 73 75 6c 74 73 20 77 69 | 6c 6c 20 62 65 a0 00 9b |sults wi|ll be...|
|00004050| a0 00 9c 2a 0c 32 72 65 | 74 75 72 6e 65 64 2e 20 |...*.2re|turned. |
|00004060| 54 68 69 73 20 61 6c 6c | 6f 77 73 20 74 68 65 20 |This all|ows the |
|00004070| 75 73 65 20 6f 66 20 73 | 65 6d 61 70 68 6f 72 65 |use of s|emaphore|
|00004080| 73 20 69 6e 73 69 64 65 | a0 00 9b a0 00 9c 2a 0c |s inside|......*.|
|00004090| 2d 63 72 69 74 69 63 61 | 6c 20 63 6f 64 65 20 73 |-critica|l code s|
|000040a0| 65 63 74 69 6f 6e 73 20 | 74 6f 20 62 65 20 69 67 |ections |to be ig|
|000040b0| 6e 6f 72 65 64 2c 20 74 | 68 65 72 65 62 79 a0 00 |nored, t|hereby..|
|000040c0| 9b a0 00 9c 2a 0c 2f 73 | 69 6d 70 6c 69 66 79 69 |....*./s|implifyi|
|000040d0| 6e 67 20 28 61 6e 64 20 | 74 68 65 72 65 66 6f 72 |ng (and |therefor|
|000040e0| 65 20 73 70 65 65 64 69 | 6e 67 29 20 74 68 65 20 |e speedi|ng) the |
|000040f0| 61 63 74 75 61 6c a0 00 | 9b a0 00 9c 2a 0c 05 63 |actual..|....*..c|
|00004100| 6f 64 65 2e a0 00 9b a0 | 00 9c 2b 10 1c 26 46 6f |ode.....|..+..&Fo|
|00004110| 72 20 63 6f 6d 6d 6f 6e | 20 6d 65 6d 6f 72 79 20 |r common| memory |
|00004120| 73 68 61 72 69 6e 67 20 | 28 77 72 69 74 69 6e 67 |sharing |(writing|
|00004130| 20 61 6e 64 a0 00 9b a0 | 00 9c 28 02 7c 01 06 2f | and....|..(.|../|
|00004140| 75 70 64 61 74 69 6e 67 | 29 2c 20 74 77 6f 20 6d |updating|), two m|
|00004150| 65 74 68 6f 64 73 20 63 | 61 6e 20 62 65 20 75 73 |ethods c|an be us|
|00004160| 65 64 3b 20 20 41 63 74 | 75 61 6c 20 52 41 4d a0 |ed; Act|ual RAM.|
|00004170| 00 9b a0 00 9c 2a 0c 33 | 73 68 61 72 69 6e 67 2c |.....*.3|sharing,|
|00004180| 20 6d 61 6e 61 67 65 64 | 20 62 79 20 61 20 63 6f | managed| by a co|
|00004190| 6d 6d 6f 6e 20 6d 65 6d | 6f 72 79 20 73 65 72 76 |mmon mem|ory serv|
|000041a0| 65 72 2c 20 6f 72 20 66 | 69 6c 65 a0 00 9b a0 00 |er, or f|ile.....|
|000041b0| 9c 01 00 0a 02 93 00 05 | 02 ad 01 f8 28 02 a9 00 |........|....(...|
|000041c0| 06 05 50 61 67 65 20 a0 | 00 9b a0 00 9c 29 18 03 |..Page .|.....)..|
|000041d0| 31 30 36 a0 00 9b a0 00 | 9c 29 2f 2a 50 61 72 61 |106.....|.)/*Para|
|000041e0| 6c 6c 65 6c 20 50 72 6f | 63 65 73 73 69 6e 67 20 |llel Pro|cessing |
|000041f0| 6f 6e 20 61 20 4d 61 63 | 69 6e 74 6f 73 68 20 4e |on a Mac|intosh N|
|00004200| 65 74 77 6f 72 6b a0 00 | 9b ff 00 0c 00 00 00 00 |etwork..|........|
|00004210| 02 d7 02 23 11 01 01 00 | 0a 80 02 80 02 7f fe 7f |...#....|........|
|00004220| fe 22 02 49 00 2a 51 00 | 22 02 6d 01 2a 51 00 a0 |.".I.*Q.|".m.*Q..|
|00004230| 00 9c 01 00 0a 00 28 00 | 29 02 ad 02 1c 2c 00 0b |......(.|)....,..|
|00004240| 00 10 08 50 61 6c 61 74 | 69 6e 6f 03 00 10 0d 00 |...Palat|ino.....|
|00004250| 0a 2e 00 04 00 00 00 00 | 10 00 28 00 28 00 28 00 |........|..(.(.(.|
|00004260| 28 2b 2a 32 35 73 68 61 | 72 69 6e 67 2c 20 77 68 |(+*25sha|ring, wh|
|00004270| 69 63 68 20 63 61 6e 20 | 75 73 65 20 65 69 74 68 |ich can |use eith|
|00004280| 65 72 20 61 20 64 65 64 | 69 63 61 74 65 64 20 66 |er a ded|icated f|
|00004290| 69 6c 65 20 73 65 72 76 | 65 72 a0 00 9b a0 00 9c |ile serv|er......|
|000042a0| 2a 0c 33 6f 72 20 66 69 | 6c 65 20 73 68 61 72 69 |*.3or fi|le shari|
|000042b0| 6e 67 20 75 6e 64 65 72 | 20 53 79 73 74 65 6d 20 |ng under| System |
|000042c0| 37 2e 20 41 20 6d 61 6a | 6f 72 20 64 72 61 77 62 |7. A maj|or drawb|
|000042d0| 61 63 6b 20 74 6f a0 00 | 9b a0 00 9c 2a 0c 2e 53 |ack to..|....*..S|
|000042e0| 79 73 74 65 6d 20 37 20 | 66 69 6c 65 20 73 68 61 |ystem 7 |file sha|
|000042f0| 72 69 6e 67 20 69 73 20 | 74 68 65 20 6c 69 6d 69 |ring is |the limi|
|00004300| 74 65 64 20 6e 75 6d 62 | 65 72 20 6f 66 a0 00 9b |ted numb|er of...|
|00004310| a0 00 9c 2a 0c 35 63 6f | 6e 63 75 72 72 65 6e 74 |...*.5co|ncurrent|
|00004320| 20 74 61 73 6b 73 20 77 | 68 69 63 68 20 63 61 6e | tasks w|hich can|
|00004330| 20 61 63 63 65 73 73 20 | 61 20 73 69 6e 67 6c 65 | access |a single|
|00004340| 20 61 74 20 61 20 74 69 | 6d 65 2e a0 00 9b a0 00 | at a ti|me......|
|00004350| 9c 2a 0c 2f 41 6e 6f 74 | 68 65 72 20 64 72 61 77 |.*./Anot|her draw|
|00004360| 62 61 63 6b 20 74 6f 20 | 66 69 6c 65 20 73 68 61 |back to |file sha|
|00004370| 72 69 6e 67 20 69 73 20 | 74 68 65 20 6e 65 65 64 |ring is |the need|
|00004380| 20 74 6f a0 00 9b a0 00 | 9c 2a 0c 38 61 63 74 75 | to.....|.*.8actu|
|00004390| 61 6c 6c 79 20 6c 6f 67 | 20 6f 6e 74 6f 20 61 20 |ally log| onto a |
|000043a0| 72 65 6d 6f 74 65 20 73 | 65 72 76 65 72 20 74 6f |remote s|erver to|
|000043b0| 20 61 63 63 65 73 73 20 | 61 20 66 69 6c 65 2e 20 | access |a file. |
|000043c0| 54 68 69 73 a0 00 9b a0 | 00 9c 2a 0c 35 69 73 20 |This....|..*.5is |
|000043d0| 6e 6f 74 20 61 6e 20 65 | 61 73 79 20 74 61 73 6b |not an e|asy task|
|000043e0| 20 74 6f 20 61 63 63 6f | 6d 70 6c 69 73 68 20 69 | to acco|mplish i|
|000043f0| 66 20 73 65 63 75 72 69 | 74 79 20 66 6f 72 20 74 |f securi|ty for t|
|00004400| 68 65 a0 00 9b a0 00 9c | 2a 0c 37 64 61 74 61 20 |he......|*.7data |
|00004410| 73 65 74 20 69 73 20 72 | 65 71 75 69 72 65 64 2c |set is r|equired,|
|00004420| 20 73 69 6e 63 65 20 61 | 20 70 61 73 73 77 6f 72 | since a| passwor|
|00004430| 64 20 6e 65 65 64 73 20 | 74 6f 20 62 65 20 73 65 |d needs |to be se|
|00004440| 6e 74 a0 00 9b a0 00 9c | 2a 0c 2a 66 72 6f 6d 20 |nt......|*.*from |
|00004450| 74 68 65 20 6f 72 69 67 | 69 6e 61 74 69 6e 67 20 |the orig|inating |
|00004460| 6d 61 63 68 69 6e 65 20 | 74 6f 20 74 68 65 20 72 |machine |to the r|
|00004470| 65 6d 6f 74 65 a0 00 9b | a0 00 9c 2a 0c 2d 70 72 |emote...|...*.-pr|
|00004480| 6f 63 65 73 73 69 6e 67 | 20 6d 61 63 68 69 6e 65 |ocessing| machine|
|00004490| 2c 20 77 68 69 63 68 20 | 74 68 65 6e 20 6d 75 73 |, which |then mus|
|000044a0| 74 20 6d 6f 75 6e 74 20 | 74 68 65 a0 00 9b a0 00 |t mount |the.....|
|000044b0| 9c 2a 0c 16 64 65 73 69 | 72 65 64 20 73 65 72 76 |.*..desi|red serv|
|000044c0| 65 72 20 76 6f 6c 75 6d | 65 2e a0 00 9b a0 00 9c |er volum|e.......|
|000044d0| 2b 11 1c 2f 53 68 61 72 | 69 6e 67 20 6d 65 6d 6f |+../Shar|ing memo|
|000044e0| 72 79 20 72 65 71 75 69 | 72 65 73 20 74 68 65 20 |ry requi|res the |
|000044f0| 6f 72 69 67 69 6e 61 74 | 69 6e 67 20 70 72 6f 63 |originat|ing proc|
|00004500| 65 73 73 a0 00 9b a0 00 | 9c 28 00 d2 00 2a 28 74 |ess.....|.(...*(t|
|00004510| 6f 20 6d 61 6e 61 67 65 | 20 61 20 63 6f 6d 6d 6f |o manage| a commo|
|00004520| 6e 20 64 61 74 61 20 73 | 70 61 63 65 20 61 6e 64 |n data s|pace and|
|00004530| 20 68 61 6e 64 6c 65 a0 | 00 9b a0 00 9c 2a 0c 2c | handle.|.....*.,|
|00004540| 73 65 6d 61 70 68 6f 72 | 65 20 6c 6f 63 6b 73 20 |semaphor|e locks |
|00004550| 6f 66 20 64 61 74 61 20 | 72 61 6e 67 65 73 2e 20 |of data |ranges. |
|00004560| 57 68 65 6e 20 64 61 74 | 61 20 69 73 a0 00 9b a0 |When dat|a is....|
|00004570| 00 9c 2a 0c 34 63 68 61 | 6e 67 65 64 20 6f 74 68 |..*.4cha|nged oth|
|00004580| 65 72 20 70 72 6f 63 65 | 73 73 65 73 20 6d 61 79 |er proce|sses may|
|00004590| 20 6e 65 65 64 20 74 6f | 20 62 65 20 6e 6f 74 69 | need to| be noti|
|000045a0| 66 69 65 64 20 74 68 61 | 74 a0 00 9b a0 00 9c 2a |fied tha|t......*|
|000045b0| 0c 31 64 61 74 61 20 68 | 61 73 20 63 68 61 6e 67 |.1data h|as chang|
|000045c0| 65 64 20 61 6e 64 20 74 | 68 6f 73 65 20 63 68 61 |ed and t|hose cha|
|000045d0| 6e 67 65 73 20 6d 61 79 | 20 6e 65 65 64 20 74 6f |nges may| need to|
|000045e0| 20 62 65 a0 00 9b a0 00 | 9c 2a 0c 35 64 69 73 74 | be.....|.*.5dist|
|000045f0| 72 69 62 75 74 65 64 2e | 20 52 41 4d 20 73 68 61 |ributed.| RAM sha|
|00004600| 72 69 6e 67 20 69 73 20 | 66 61 73 74 65 72 20 74 |ring is |faster t|
|00004610| 68 61 6e 20 66 69 6c 65 | 20 73 68 61 72 69 6e 67 |han file| sharing|
|00004620| 2c a0 00 9b a0 00 9c 2a | 0c 30 73 69 6e 63 65 20 |,......*|.0since |
|00004630| 74 68 65 20 64 61 74 61 | 20 69 73 20 70 72 65 73 |the data| is pres|
|00004640| 75 6d 61 62 6c 79 20 6b | 65 70 74 20 69 6e 20 72 |umably k|ept in r|
|00004650| 65 61 6c 20 6d 65 6d 6f | 72 79 a0 00 9b a0 00 9c |eal memo|ry......|
|00004660| 2a 0c 32 69 6e 73 74 65 | 61 64 20 6f 66 20 6f 6e |*.2inste|ad of on|
|00004670| 20 61 20 64 69 73 6b 20 | 66 69 6c 65 2c 20 77 68 | a disk |file, wh|
|00004680| 69 63 68 20 68 61 73 20 | 61 20 68 69 67 68 20 61 |ich has |a high a|
|00004690| 63 63 65 73 73 a0 00 9b | a0 00 9c 2a 0c 31 74 69 |ccess...|...*.1ti|
|000046a0| 6d 65 20 61 73 73 6f 63 | 69 61 74 65 64 20 77 69 |me assoc|iated wi|
|000046b0| 74 68 20 69 74 2e 20 49 | 6e 20 74 68 65 20 6c 6f |th it. I|n the lo|
|000046c0| 6e 67 20 72 75 6e 2c 20 | 6e 65 74 77 6f 72 6b a0 |ng run, |network.|
|000046d0| 00 9b a0 00 9c 2a 0c 34 | 73 70 65 65 64 20 6d 61 |.....*.4|speed ma|
|000046e0| 79 20 62 65 20 73 6c 6f | 77 65 72 20 74 68 61 6e |y be slo|wer than|
|000046f0| 20 64 69 73 6b 20 61 63 | 63 65 73 73 20 73 70 65 | disk ac|cess spe|
|00004700| 65 64 2c 20 69 6e 20 77 | 68 69 63 68 a0 00 9b a0 |ed, in w|hich....|
|00004710| 00 9c 2a 0c 32 63 61 73 | 65 2c 20 66 69 6c 65 20 |..*.2cas|e, file |
|00004720| 76 73 2e 20 52 41 4d 20 | 73 68 61 72 69 6e 67 20 |vs. RAM |sharing |
|00004730| 62 65 63 6f 6d 65 73 20 | 61 20 6d 6f 6f 74 20 70 |becomes |a moot p|
|00004740| 6f 69 6e 74 2e 20 41 a0 | 00 9b a0 00 9c 2a 0c 30 |oint. A.|.....*.0|
|00004750| 6c 61 72 67 65 20 63 6f | 6d 6d 6f 6e 20 64 61 74 |large co|mmon dat|
|00004760| 61 20 73 65 74 20 6d 61 | 79 20 6d 61 6b 65 20 66 |a set ma|y make f|
|00004770| 69 6c 65 20 73 68 61 72 | 69 6e 67 20 6d 6f 72 65 |ile shar|ing more|
|00004780| a0 00 9b a0 00 9c 2a 0c | 26 61 74 74 72 61 63 74 |......*.|&attract|
|00004790| 69 76 65 20 74 68 61 6e | 20 61 20 6d 65 6d 6f 72 |ive than| a memor|
|000047a0| 79 20 62 61 73 65 64 20 | 73 63 68 65 6d 65 2e a0 |y based |scheme..|
|000047b0| 00 9b a0 00 9c 04 01 0d | 00 0e 10 00 38 00 38 00 |........|....8.8.|
|000047c0| 38 00 38 2a 1f 17 53 6f | 66 74 77 61 72 65 20 49 |8.8*..So|ftware I|
|000047d0| 6d 70 6c 65 6d 65 6e 74 | 61 74 69 6f 6e a0 00 9b |mplement|ation...|
|000047e0| a0 00 9c 04 00 0d 00 0a | 10 00 28 00 28 00 28 00 |........|..(.(.(.|
|000047f0| 28 2b 11 1d 30 41 63 74 | 75 61 6c 20 69 6d 70 6c |(+..0Act|ual impl|
|00004800| 65 6d 65 6e 74 61 74 69 | 6f 6e 20 6f 66 20 74 68 |ementati|on of th|
|00004810| 65 20 70 61 72 61 6c 6c | 65 6c 20 70 72 6f 63 65 |e parall|el proce|
|00004820| 73 73 69 6e 67 a0 00 9b | a0 00 9c 28 01 9e 00 2a |ssing...|...(...*|
|00004830| 31 61 6c 67 6f 72 69 74 | 68 6d 20 69 73 20 64 6f |1algorit|hm is do|
|00004840| 6e 65 20 69 6e 20 74 68 | 72 65 65 20 70 61 72 74 |ne in th|ree part|
|00004850| 73 3b 20 74 68 65 20 63 | 6f 6e 74 72 6f 6c 6c 69 |s; the c|ontrolli|
|00004860| 6e 67 a0 00 9b a0 00 9c | 2a 0c 34 70 72 6f 67 72 |ng......|*.4progr|
|00004870| 61 6d 20 77 68 69 63 68 | 20 69 6e 69 74 69 61 74 |am which| initiat|
|00004880| 65 73 20 61 6c 6c 20 70 | 72 6f 63 65 73 73 69 6e |es all p|rocessin|
|00004890| 67 2c 20 74 68 65 20 70 | 61 72 61 6c 6c 65 6c a0 |g, the p|arallel.|
|000048a0| 00 9b a0 00 9c 2a 0c 30 | 70 72 6f 63 65 73 73 69 |.....*.0|processi|
|000048b0| 6e 67 20 63 6f 6e 74 72 | 6f 6c 6c 65 72 20 28 50 |ng contr|oller (P|
|000048c0| 61 72 61 6c 6c 65 6c 29 | 2c 20 61 6e 64 20 74 68 |arallel)|, and th|
|000048d0| 65 20 61 63 74 75 61 6c | a0 00 9b a0 00 9c 2a 0c |e actual|......*.|
|000048e0| 34 63 6f 6d 70 75 74 61 | 74 69 6f 6e 20 65 6e 67 |4computa|tion eng|
|000048f0| 69 6e 65 73 20 77 68 69 | 63 68 20 64 6f 20 70 72 |ines whi|ch do pr|
|00004900| 6f 63 65 73 73 69 6e 67 | 20 69 6e 20 70 61 72 61 |ocessing| in para|
|00004910| 6c 6c 65 6c 2e a0 00 9b | a0 00 9c 2a 0c 30 54 68 |llel....|...*.0Th|
|00004920| 65 20 74 68 72 65 65 20 | 63 6f 6d 70 6f 6e 65 6e |e three |componen|
|00004930| 74 73 20 63 6f 6d 6d 75 | 6e 69 63 61 74 65 20 76 |ts commu|nicate v|
|00004940| 69 61 20 41 70 70 6c 65 | 45 76 65 6e 74 73 a0 00 |ia Apple|Events..|
|00004950| 9b a0 00 9c 0d 00 05 28 | 01 ca 01 17 01 32 a0 00 |.......(|.....2..|
|00004960| 9b a0 00 9c 0d 00 0a 28 | 01 da 00 2a 01 2e a0 00 |.......(|...*....|
|00004970| 9b a0 00 9c 2b 11 1c 27 | 46 69 67 75 72 65 20 31 |....+..'|Figure 1|
|00004980| 20 73 68 6f 77 73 20 61 | 20 68 69 67 68 20 6c 65 | shows a| high le|
|00004990| 76 65 6c 20 76 69 65 77 | 20 6f 66 20 74 68 65 a0 |vel view| of the.|
|000049a0| 00 9b a0 00 9c 28 02 02 | 00 2a 33 63 6f 6d 6d 75 |.....(..|.*3commu|
|000049b0| 6e 69 63 61 74 69 6f 6e | 20 70 72 6f 63 65 73 73 |nication| process|
|000049c0| 65 73 20 62 65 74 77 65 | 65 6e 20 61 6c 6c 20 74 |es betwe|en all t|
|000049d0| 68 65 20 63 6f 6d 70 6f | 6e 65 6e 74 73 2e a0 00 |he compo|nents...|
|000049e0| 9b a0 00 9c 2a 0c 29 4e | 6f 74 65 20 74 68 61 74 |....*.)N|ote that|
|000049f0| 20 63 6f 6d 70 75 74 65 | 20 65 6e 67 69 6e 65 73 | compute| engines|
|00004a00| 20 61 72 65 20 6e 6f 74 | 20 61 62 6c 65 20 74 6f | are not| able to|
|00004a10| a0 00 9b a0 00 9c 2a 0c | 32 63 6f 6d 6d 75 6e 69 |......*.|2communi|
|00004a20| 63 61 74 65 20 64 69 72 | 65 63 74 6c 79 2e 20 54 |cate dir|ectly. T|
|00004a30| 68 69 73 20 69 73 6f 6c | 61 74 69 6f 6e 20 69 73 |his isol|ation is|
|00004a40| 20 69 6d 70 6f 72 74 61 | 6e 74 2c a0 00 9b a0 00 | importa|nt,.....|
|00004a50| 9c 2a 0c 34 73 69 6e 63 | 65 20 61 6c 6c 6f 77 69 |.*.4sinc|e allowi|
|00004a60| 6e 67 20 63 72 6f 73 73 | 74 61 6c 6b 20 62 65 74 |ng cross|talk bet|
|00004a70| 77 65 65 6e 20 74 68 65 | 20 65 6e 67 69 6e 65 73 |ween the| engines|
|00004a80| 20 72 65 73 75 6c 74 73 | a0 00 9b a0 00 9c 2a 0c | results|......*.|
|00004a90| 07 69 6e 20 61 6e 20 4e | a0 00 9b a0 00 9c 0d 00 |.in an N|........|
|00004aa0| 05 28 02 2e 00 4b 01 32 | a0 00 9b a0 00 9c 0d 00 |.(...K.2|........|
|00004ab0| 0a 2b 05 04 25 63 6f 6e | 6e 65 63 74 69 6f 6e 20 |.+..%con|nection |
|00004ac0| 73 74 61 74 65 2c 20 77 | 68 69 63 68 20 69 6e 63 |state, w|hich inc|
|00004ad0| 72 65 61 73 65 73 20 74 | 68 65 a0 00 9b a0 00 9c |reases t|he......|
|00004ae0| 28 02 3e 00 2a 31 6d 61 | 6e 61 67 65 6d 65 6e 74 |(.>.*1ma|nagement|
|00004af0| 20 6f 76 65 72 68 65 61 | 64 20 66 6f 72 20 63 6f | overhea|d for co|
|00004b00| 6d 6d 75 6e 69 63 61 74 | 69 6f 6e 73 20 61 73 20 |mmunicat|ions as |
|00004b10| 77 65 6c 6c 20 61 73 a0 | 00 9b a0 00 9c 28 00 32 |well as.|.....(.2|
|00004b20| 01 2a 32 70 6f 74 65 6e | 74 69 61 6c 6c 79 20 63 |.*2poten|tially c|
|00004b30| 61 75 73 69 6e 67 20 6e | 65 74 77 6f 72 6b 20 6f |ausing n|etwork o|
|00004b40| 76 65 72 6c 6f 61 64 2c | 20 72 65 64 75 63 69 6e |verload,| reducin|
|00004b50| 67 20 74 68 65 a0 00 9b | a0 00 9c 2a 0c 22 65 66 |g the...|...*."ef|
|00004b60| 66 69 63 69 65 6e 63 79 | 20 6f 66 20 74 68 65 20 |ficiency| of the |
|00004b70| 63 6f 6d 70 75 74 65 20 | 65 6e 67 69 6e 65 73 2e |compute |engines.|
|00004b80| a0 00 9b a0 00 9c 2b 10 | 1c 29 41 6e 20 6f 76 65 |......+.|.)An ove|
|00004b90| 72 76 69 65 77 20 6f 66 | 20 74 68 65 20 41 70 70 |rview of| the App|
|00004ba0| 6c 65 45 76 65 6e 74 73 | 20 64 65 66 69 6e 65 64 |leEvents| defined|
|00004bb0| 20 69 73 a0 00 9b a0 00 | 9c 28 00 66 01 2a 30 73 | is.....|.(.f.*0s|
|00004bc0| 75 70 70 6c 69 65 64 20 | 69 6e 20 74 68 69 73 20 |upplied |in this |
|00004bd0| 70 61 70 65 72 2c 20 62 | 75 74 20 73 70 61 63 65 |paper, b|ut space|
|00004be0| 20 63 6f 6e 73 69 64 65 | 72 61 74 69 6f 6e 73 a0 | conside|rations.|
|00004bf0| 00 9b a0 00 9c 2a 0c 30 | 70 72 65 76 65 6e 74 20 |.....*.0|prevent |
|00004c00| 61 20 64 65 74 61 69 6c | 65 64 20 64 69 73 63 75 |a detail|ed discu|
|00004c10| 73 73 69 6f 6e 20 68 65 | 72 65 2e 20 44 65 74 61 |ssion he|re. Deta|
|00004c20| 69 6c 73 20 28 61 6e 64 | a0 00 9b a0 00 9c 2a 0c |ils (and|......*.|
|00004c30| 2d 61 64 64 69 74 69 6f | 6e 61 6c 20 6d 61 74 65 |-additio|nal mate|
|00004c40| 72 69 61 6c 29 20 77 69 | 6c 6c 20 62 65 20 61 76 |rial) wi|ll be av|
|00004c50| 61 69 6c 61 62 6c 65 20 | 69 6e 20 74 68 65 a0 00 |ailable |in the..|
|00004c60| 9b a0 00 9c 2a 0c 1c 70 | 72 6f 63 65 65 64 69 6e |....*..p|roceedin|
|00004c70| 67 73 20 66 6f 72 20 4d | 61 63 48 61 63 6b 20 d5 |gs for M|acHack .|
|00004c80| 39 33 2e a0 00 9b 0e 00 | 00 00 1e 01 00 0a 00 9d |93......|........|
|00004c90| 01 3a 01 1c 02 1b 09 00 | 00 00 00 00 00 00 00 31 |.:......|.......1|
|00004ca0| 00 9d 01 3a 01 18 02 1b | a0 00 8c a0 00 8c 0e 00 |...:....|........|
|00004cb0| 00 00 21 01 00 0a 00 9d | 01 3a 01 18 02 1b 07 00 |..!.....|.:......|
|00004cc0| 00 00 00 09 ff ff ff ff | ff ff ff ff 22 00 d8 01 |........|...."...|
|00004cd0| 3d 00 00 a1 00 b6 00 04 | 00 80 00 80 07 00 01 00 |=.......|........|
|00004ce0| 01 50 00 c4 01 3d 00 de | 01 61 a0 00 8c a1 00 96 |.P...=..|.a......|
|00004cf0| 00 0a 01 00 00 00 02 00 | 00 00 00 00 01 00 0a 00 |........|........|
|00004d00| ca 01 45 00 d1 01 5c 2c | 00 0c 00 15 09 48 65 6c |..E...\,|.....Hel|
|00004d10| 76 65 74 69 63 61 03 00 | 15 0d 00 0c 10 35 92 2c |vetica..|.....5.,|
|00004d20| b6 61 20 50 e2 2b 1b 45 | 06 4d 61 73 74 65 72 a0 |.a P.+.E|.Master.|
|00004d30| 00 97 a1 00 96 00 0a 01 | 00 00 00 02 00 00 00 00 |........|........|
|00004d40| 00 01 00 0a 00 d1 01 43 | 00 d9 01 5d 28 00 d6 01 |.......C|...](...|
|00004d50| 43 08 50 61 72 61 6c 6c | 65 6c a0 00 97 a0 00 8d |C.Parall|el......|
|00004d60| a0 00 8d a0 00 8c 0e 00 | 00 00 1e 01 00 0a 00 9d |........|........|
|00004d70| 01 3a 01 18 02 1b 09 00 | 00 00 00 00 00 00 00 51 |.:......|.......Q|
|00004d80| 00 df 01 c6 00 f8 01 e9 | 07 00 00 00 00 22 00 e4 |........|....."..|
|00004d90| 01 dd 00 00 a1 00 b6 00 | 04 00 80 00 80 0e 00 00 |........|........|
|00004da0| 00 21 07 00 01 00 01 09 | ff ff ff ff ff ff ff ff |.!......|........|
|00004db0| 58 a0 00 8c a1 00 96 00 | 0a 01 00 00 00 02 00 00 |X.......|........|
|00004dc0| 00 00 00 0e 00 00 00 1e | 09 00 00 00 00 00 00 00 |........|........|
|00004dd0| 00 31 00 e4 01 cc 00 ec | 01 e6 0e 00 00 00 21 01 |.1......|......!.|
|00004de0| 00 0a 00 e4 01 cc 00 ec | 01 e6 2b 89 14 06 52 65 |........|..+...Re|
|00004df0| 6d 6f 74 65 a0 00 97 a1 | 00 96 00 0a 01 00 00 00 |mote....|........|
|00004e00| 02 00 00 00 00 00 0e 00 | 00 00 1e 01 00 0a 00 9d |........|........|
|00004e10| 01 3a 01 18 02 1b 31 00 | eb 01 cb 00 f3 01 e6 0e |.:....1.|........|
|00004e20| 00 00 00 21 01 00 0a 00 | eb 01 cb 00 f3 01 e6 28 |...!....|.......(|
|00004e30| 00 f1 01 cb 08 50 61 72 | 61 6c 6c 65 6c a0 00 97 |.....Par|allel...|
|00004e40| a0 00 8d a0 00 8d a0 00 | 8c 0e 00 00 00 1e 01 00 |........|........|
|00004e50| 0a 00 9d 01 3a 01 18 02 | 1b 51 00 bf 01 c4 00 d9 |....:...|.Q......|
|00004e60| 01 e8 07 00 00 00 00 22 | 00 c5 01 db 00 00 a1 00 |......."|........|
|00004e70| b6 00 04 00 80 00 80 0e | 00 00 00 21 07 00 01 00 |........|...!....|
|00004e80| 01 09 ff ff ff ff ff ff | ff ff 58 a0 00 8c a1 00 |........|..X.....|
|00004e90| 96 00 0a 01 00 00 00 02 | 00 00 00 00 00 0e 00 00 |........|........|
|00004ea0| 00 1e 09 00 00 00 00 00 | 00 00 00 31 00 c5 01 ca |........|...1....|
|00004eb0| 00 cc 01 e4 0e 00 00 00 | 21 01 00 0a 00 c5 01 ca |........|!.......|
|00004ec0| 00 cc 01 e4 28 00 ca 01 | ca 06 52 65 6d 6f 74 65 |....(...|..Remote|
|00004ed0| a0 00 97 a1 00 96 00 0a | 01 00 00 00 02 00 00 00 |........|........|
|00004ee0| 00 00 0e 00 00 00 1e 01 | 00 0a 00 9d 01 3a 01 18 |........|.....:..|
|00004ef0| 02 1b 31 00 cc 01 ca 00 | d4 01 e4 0e 00 00 00 21 |..1.....|.......!|
|00004f00| 01 00 0a 00 cc 01 ca 00 | d4 01 e4 2a 07 08 50 61 |........|...*..Pa|
|00004f10| 72 61 6c 6c 65 6c a0 00 | 97 a0 00 8d a0 00 8d a0 |rallel..|........|
|00004f20| 00 8c 0e 00 00 00 1e 01 | 00 0a 00 9d 01 3a 01 18 |........|.....:..|
|00004f30| 02 1b 51 00 b0 01 9b 00 | c9 01 be 07 00 00 00 00 |..Q.....|........|
|00004f40| 22 00 b5 01 b2 00 00 a1 | 00 b6 00 04 00 80 00 80 |".......|........|
|00004f50| 0e 00 00 00 21 07 00 01 | 00 01 09 ff ff ff ff ff |....!...|........|
|00004f60| ff ff ff 58 a0 00 8c a1 | 00 96 00 0a 01 00 00 00 |...X....|........|
|00004f70| 02 00 00 00 00 00 0e 00 | 00 00 1e 09 00 00 00 00 |........|........|
|00004f80| 00 00 00 00 31 00 b5 01 | a1 00 bd 01 bb 0e 00 00 |....1...|........|
|00004f90| 00 21 01 00 0a 00 b5 01 | a1 00 bd 01 bb 28 00 bb |.!......|.....(..|
|00004fa0| 01 a1 06 52 65 6d 6f 74 | 65 a0 00 97 a1 00 96 00 |...Remot|e.......|
|00004fb0| 0a 01 00 00 00 02 00 00 | 00 00 00 0e 00 00 00 1e |........|........|
|00004fc0| 01 00 0a 00 9d 01 3a 01 | 18 02 1b 31 00 bc 01 a0 |......:.|...1....|
|00004fd0| 00 c4 01 bb 0e 00 00 00 | 21 01 00 0a 00 bc 01 a0 |........|!.......|
|00004fe0| 00 c4 01 bb 28 00 c2 01 | a0 08 50 61 72 61 6c 6c |....(...|..Parall|
|00004ff0| 65 6c a0 00 97 a0 00 8d | a0 00 8d a0 00 8c 0e 00 |el......|........|
|00005000| 00 00 1e 01 00 0a 00 9d | 01 3a 01 18 02 1b 51 00 |........|.:....Q.|
|00005010| f0 01 9c 01 09 01 c0 07 | 00 00 00 00 22 00 f5 01 |........|...."...|
|00005020| b4 00 00 a1 00 b6 00 04 | 00 80 00 80 0e 00 00 00 |........|........|
|00005030| 21 07 00 01 00 01 09 ff | ff ff ff ff ff ff ff 58 |!.......|.......X|
|00005040| a0 00 8c a1 00 96 00 0a | 01 00 00 00 02 00 00 00 |........|........|
|00005050| 00 00 0e 00 00 00 1e 09 | 00 00 00 00 00 00 00 00 |........|........|
|00005060| 31 00 f5 01 a2 00 fd 01 | bc 0e 00 00 00 21 01 00 |1.......|.....!..|
|00005070| 0a 00 f5 01 a2 00 fd 01 | bc 2b 02 39 06 52 65 6d |........|.+.9.Rem|
|00005080| 6f 74 65 a0 00 97 a1 00 | 96 00 0a 01 00 00 00 02 |ote.....|........|
|00005090| 00 00 00 00 00 0e 00 00 | 00 1e 01 00 0a 00 9d 01 |........|........|
|000050a0| 3a 01 18 02 1b 31 00 fc | 01 a2 01 04 01 bc 0e 00 |:....1..|........|
|000050b0| 00 00 21 01 00 0a 00 fc | 01 a2 01 04 01 bc 2a 07 |..!.....|......*.|
|000050c0| 08 50 61 72 61 6c 6c 65 | 6c a0 00 97 a0 00 8d a0 |.Paralle|l.......|
|000050d0| 00 8d a0 00 8c 0e 00 00 | 00 1e 01 00 0a 00 9d 01 |........|........|
|000050e0| 3a 01 18 02 1b 0b 00 14 | 00 14 41 00 9e 01 c6 00 |:.......|..A.....|
|000050f0| b0 01 ea 07 00 00 00 00 | 22 00 a3 01 dd 00 00 a1 |........|".......|
|00005100| 00 b6 00 04 00 80 00 80 | 0e 00 00 00 21 07 00 01 |........|....!...|
|00005110| 00 01 09 ff ff ff ff ff | ff ff ff 48 a0 00 8c a1 |........|...H....|
|00005120| 00 96 00 0a 01 00 00 00 | 02 00 00 00 00 00 01 00 |........|........|
|00005130| 0a 00 a0 01 c9 00 a7 01 | e8 28 00 a5 01 c9 07 43 |........|.(.....C|
|00005140| 6f 6d 70 75 74 65 a0 00 | 97 a1 00 96 00 0a 01 00 |ompute..|........|
|00005150| 00 00 02 00 00 00 00 00 | 01 00 0a 00 a7 01 cc 00 |........|........|
|00005160| af 01 e5 2b 03 07 06 45 | 6e 67 69 6e 65 a0 00 97 |...+...E|ngine...|
|00005170| a0 00 8d a0 00 8d a0 00 | 8c 0e 00 00 00 1e 01 00 |........|........|
|00005180| 0a 00 9d 01 3a 01 18 02 | 1b 09 00 00 00 00 00 00 |....:...|........|
|00005190| 00 00 41 00 c2 01 f5 00 | d5 02 19 07 00 00 00 00 |..A.....|........|
|000051a0| 22 00 c7 02 0a 00 00 a1 | 00 b6 00 04 00 80 00 80 |".......|........|
|000051b0| 0e 00 00 00 21 07 00 01 | 00 01 09 ff ff ff ff ff |....!...|........|
|000051c0| ff ff ff 48 a0 00 8c a1 | 00 96 00 0a 01 00 00 00 |...H....|........|
|000051d0| 02 00 00 00 00 00 01 00 | 0a 00 c4 01 f8 00 cc 02 |........|........|
|000051e0| 17 2b 2c 1e 07 43 6f 6d | 70 75 74 65 a0 00 97 a1 |.+,..Com|pute....|
|000051f0| 00 96 00 0a 01 00 00 00 | 02 00 00 00 00 00 01 00 |........|........|
|00005200| 0a 00 cb 01 fb 00 d3 02 | 14 2b 03 07 06 45 6e 67 |........|.+...Eng|
|00005210| 69 6e 65 a0 00 97 a0 00 | 8d a0 00 8d a0 00 8c 0e |ine.....|........|
|00005220| 00 00 00 1e 01 00 0a 00 | 9d 01 3a 01 18 02 1b 09 |........|..:.....|
|00005230| 00 00 00 00 00 00 00 00 | 41 00 e6 01 f5 00 f9 02 |........|A.......|
|00005240| 1a 07 00 00 00 00 22 00 | eb 02 0b 00 00 a1 00 b6 |......".|........|
|00005250| 00 04 00 80 00 80 0e 00 | 00 00 21 07 00 01 00 01 |........|..!.....|
|00005260| 09 ff ff ff ff ff ff ff | ff 48 a0 00 8c a1 00 96 |........|.H......|
|00005270| 00 0a 01 00 00 00 02 00 | 00 00 00 00 01 00 0a 00 |........|........|
|00005280| e8 01 f9 00 f0 02 18 28 | 00 ee 01 f9 07 43 6f 6d |.......(|.....Com|
|00005290| 70 75 74 65 a0 00 97 a1 | 00 96 00 0a 01 00 00 00 |pute....|........|
|000052a0| 02 00 00 00 00 00 01 00 | 0a 00 ef 01 fb 00 f7 02 |........|........|
|000052b0| 15 2b 02 07 06 45 6e 67 | 69 6e 65 a0 00 97 a0 00 |.+...Eng|ine.....|
|000052c0| 8d a0 00 8d a0 00 8c 0e | 00 00 00 1e 01 00 0a 00 |........|........|
|000052d0| 9d 01 3a 01 18 02 1b 09 | 00 00 00 00 00 00 00 00 |..:.....|........|
|000052e0| 41 01 04 01 c8 01 17 01 | ec 07 00 00 00 00 22 01 |A.......|......".|
|000052f0| 0a 01 dd 00 00 a1 00 b6 | 00 04 00 80 00 80 0e 00 |........|........|
|00005300| 00 00 21 07 00 01 00 01 | 09 ff ff ff ff ff ff ff |..!.....|........|
|00005310| ff 48 a0 00 8c a1 00 96 | 00 0a 01 00 00 00 02 00 |.H......|........|
|00005320| 00 00 00 00 01 00 0a 01 | 06 01 cb 01 0e 01 ea 28 |........|.......(|
|00005330| 01 0c 01 cb 07 43 6f 6d | 70 75 74 65 a0 00 97 a1 |.....Com|pute....|
|00005340| 00 96 00 0a 01 00 00 00 | 02 00 00 00 00 00 01 00 |........|........|
|00005350| 0a 01 0e 01 ce 01 15 01 | e7 2b 03 07 06 45 6e 67 |........|.+...Eng|
|00005360| 69 6e 65 a0 00 97 a0 00 | 8d a0 00 8d 01 00 0a 00 |ine.....|........|
|00005370| 9d 01 3a 01 18 02 1b 07 | 00 00 00 00 22 00 a3 01 |..:.....|...."...|
|00005380| 50 00 00 a1 00 b6 00 04 | 00 80 00 80 a0 00 8c 71 |P.......|.......q|
|00005390| 00 1a 00 b0 01 bb 00 b5 | 01 c1 00 b5 01 bb 00 b0 |........|........|
|000053a0| 01 be 00 b4 01 c1 00 b5 | 01 bb 71 00 1a 00 ac 01 |........|..q.....|
|000053b0| c2 00 b1 01 c8 00 ac 01 | c8 00 b1 01 c5 00 ae 01 |........|........|
|000053c0| c2 00 ac 01 c8 07 00 01 | 00 01 22 00 ad 01 c7 f4 |........|..".....|
|000053d0| 07 a0 00 8d 07 00 00 00 | 00 23 00 00 a1 00 b6 00 |........|.#......|
|000053e0| 04 00 80 00 80 a0 00 8c | 71 00 1a 00 c9 01 e7 00 |........|q.......|
|000053f0| ce 01 ed 00 cb 01 e7 00 | c9 01 ed 00 ce 01 ed 00 |........|........|
|00005400| cb 01 e7 71 00 1a 00 c9 | 01 ef 00 ce 01 f5 00 cb |...q....|........|
|00005410| 01 f5 00 ce 01 ef 00 c9 | 01 ef 00 cb 01 f5 07 00 |........|........|
|00005420| 01 00 01 22 00 cb 01 f4 | f4 00 a0 00 8d 07 00 00 |..."....|........|
|00005430| 00 00 23 00 00 a1 00 b6 | 00 04 00 80 00 80 a0 00 |..#.....|........|
|00005440| 8c 71 00 1a 01 05 01 bb | 01 0a 01 c1 01 05 01 bb |.q......|........|
|00005450| 01 06 01 c1 01 0a 01 be | 01 05 01 bb 71 00 1a 01 |........|....q...|
|00005460| 09 01 c2 01 0e 01 c8 01 | 0e 01 c8 01 0c 01 c2 01 |........|........|
|00005470| 09 01 c5 01 0e 01 c8 07 | 00 01 00 01 22 01 05 01 |........|...."...|
|00005480| bb 0c 07 a0 00 8d 07 00 | 00 00 00 23 00 00 a1 00 |........|...#....|
|00005490| b6 00 04 00 80 00 80 a0 | 00 8c 71 00 1a 00 eb 01 |........|..q.....|
|000054a0| e9 00 ef 01 ef 00 ec 01 | e9 00 eb 01 ef 00 ef 01 |........|........|
|000054b0| ee 00 ec 01 e9 71 00 1a | 00 ec 01 f0 00 f0 01 f6 |.....q..|........|
|000054c0| 00 ef 01 f6 00 f0 01 f0 | 00 ec 01 f1 00 ef 01 f6 |........|........|
|000054d0| 07 00 01 00 01 22 00 ec | 01 e9 0c 03 a0 00 8d 07 |....."..|........|
|000054e0| 00 00 00 00 23 00 00 a1 | 00 b6 00 04 00 80 00 80 |....#...|........|
|000054f0| a0 00 8c 71 00 1a 00 c7 | 01 5e 00 cb 01 65 00 cb |...q....|.^...e..|
|00005500| 01 5e 00 c7 01 63 00 cb | 01 65 00 cb 01 5e 71 00 |.^...c..|.e...^q.|
|00005510| 1a 00 bc 01 95 00 c0 01 | 9b 00 bc 01 9b 00 c0 01 |........|........|
|00005520| 96 00 bc 01 95 00 bc 01 | 9b 07 00 01 00 01 22 00 |........|......".|
|00005530| bc 01 9a c5 0e a0 00 8d | 07 00 00 00 00 23 00 00 |........|.....#..|
|00005540| a1 00 b6 00 04 00 80 00 | 80 a0 00 8c 71 00 1a 00 |........|....q...|
|00005550| cb 01 60 00 d0 01 66 00 | ce 01 60 00 cb 01 66 00 |..`...f.|..`...f.|
|00005560| d0 01 66 00 ce 01 60 71 | 00 1a 00 cb 01 bf 00 d0 |..f...`q|........|
|00005570| 01 c5 00 ce 01 c5 00 d0 | 01 bf 00 cb 01 bf 00 ce |........|........|
|00005580| 01 c5 07 00 01 00 01 22 | 00 ce 01 c3 9e 00 a0 00 |......."|........|
|00005590| 8d 07 00 00 00 00 23 00 | 00 a1 00 b6 00 04 00 80 |......#.|........|
|000055a0| 00 80 a0 00 8c 71 00 1a | 00 d2 01 60 00 d6 01 66 |.....q..|...`...f|
|000055b0| 00 d3 01 60 00 d2 01 66 | 00 d6 01 65 00 d3 01 60 |...`...f|...e...`|
|000055c0| 71 00 1a 00 e6 01 c0 00 | eb 01 c6 00 ea 01 c6 00 |q.......|........|
|000055d0| eb 01 c0 00 e6 01 c1 00 | ea 01 c6 07 00 01 00 01 |........|........|
|000055e0| 22 00 d3 01 61 64 16 a0 | 00 8d 07 00 00 00 00 23 |"...ad..|.......#|
|000055f0| 00 00 a1 00 b6 00 04 00 | 80 00 80 a0 00 8c 71 00 |........|......q.|
|00005600| 1a 00 d7 01 5e 00 dc 01 | 65 00 d7 01 5e 00 d8 01 |....^...|e...^...|
|00005610| 65 00 dc 01 62 00 d7 01 | 5e 71 00 1a 00 f4 01 97 |e...b...|^q......|
|00005620| 00 f9 01 9e 00 f9 01 9e | 00 f8 01 97 00 f4 01 9a |........|........|
|00005630| 00 f9 01 9e 07 00 01 00 | 01 22 00 d7 01 5f 3d 21 |........|."..._=!|
|00005640| a0 00 8d a0 00 8c 07 00 | 00 00 00 22 01 4c 01 9c |........|...".L..|
|00005650| 00 00 a1 00 b6 00 04 00 | 80 00 80 07 00 01 00 01 |........|........|
|00005660| 30 00 f2 01 3b 01 04 01 | 63 a0 00 8c a1 00 96 00 |0...;...|c.......|
|00005670| 0a 01 00 00 00 02 00 00 | 00 00 00 01 00 0a 00 f4 |........|........|
|00005680| 01 3e 00 fb 01 61 28 00 | f9 01 3e 0b 43 6f 6e 74 |.>...a(.|..>.Cont|
|00005690| 72 6f 6c 6c 69 6e 67 a0 | 00 97 a1 00 96 00 0a 01 |rolling.|........|
|000056a0| 00 00 00 02 00 00 00 00 | 00 01 00 0a 00 fb 01 3e |........|.......>|
|000056b0| 01 02 01 61 2a 07 0b 41 | 70 70 6c 69 63 61 74 69 |...a*..A|pplicati|
|000056c0| 6f 6e a0 00 97 a0 00 8d | a0 00 8d 01 00 0a 00 9d |on......|........|
|000056d0| 01 3a 01 18 02 1b 07 00 | 00 00 00 22 00 a3 01 5c |.:......|..."...\|
|000056e0| 00 00 a1 00 b6 00 04 00 | 80 00 80 a0 00 8c 71 00 |........|......q.|
|000056f0| 1a 00 ec 01 4c 00 f2 01 | 51 00 f2 01 4e 00 ec 01 |....L...|Q...N...|
|00005700| 4c 00 ec 01 51 00 f2 01 | 4e 71 00 1a 00 dd 01 4c |L...Q...|Nq.....L|
|00005710| 00 e3 01 51 00 dd 01 4e | 00 e3 01 51 00 e3 01 4c |...Q...N|...Q...L|
|00005720| 00 dd 01 4e 07 00 01 00 | 01 22 00 de 01 4e 00 13 |...N....|."...N..|
|00005730| a0 00 8d a0 00 8d a0 00 | 9c 01 00 0a 00 28 00 29 |........|.....(.)|
|00005740| 02 ad 02 1c 10 00 30 00 | 30 00 30 00 30 2b 4c 36 |......0.|0.0.0+L6|
|00005750| 01 46 a0 00 9b a0 00 9c | 0d 00 09 10 01 00 01 00 |.F......|........|
|00005760| 01 00 01 00 29 07 05 49 | 47 55 52 45 a0 00 9b a0 |....)..I|GURE....|
|00005770| 00 9c 0d 00 0c 10 00 30 | 00 30 00 30 00 30 29 1f |.......0|.0.0.0).|
|00005780| 02 31 2e a0 00 9b a0 00 | 9c 28 01 44 01 68 01 43 |.1......|.(.D.h.C|
|00005790| a0 00 9b a0 00 9c 0d 00 | 09 10 01 00 01 00 01 00 |........|........|
|000057a0| 01 00 29 09 0d 4f 4d 4d | 55 4e 49 43 41 54 49 4f |..)..OMM|UNICATIO|
|000057b0| 4e 53 a0 00 9b a0 00 9c | 0d 00 0c 10 00 30 00 30 |NS......|.....0.0|
|000057c0| 00 30 00 30 29 51 01 46 | a0 00 9b a0 00 9c 0d 00 |.0.0)Q.F|........|
|000057d0| 09 10 01 00 01 00 01 00 | 01 00 29 07 03 4c 4f 57 |........|..)..LOW|
|000057e0| a0 00 9b a0 00 9c 03 00 | 10 04 01 0d 00 0c 10 00 |........|........|
|000057f0| 30 00 30 00 30 00 30 28 | 01 62 01 3a 0f 54 68 65 |0.0.0.0(|.b.:.The|
|00005800| 20 41 70 70 6c 69 63 61 | 74 69 6f 6e a0 00 9b a0 | Applica|tion....|
|00005810| 00 9c 04 00 0d 00 0a 10 | 00 28 00 28 00 28 00 28 |........|.(.(.(.(|
|00005820| 2a 1d 29 54 68 65 20 63 | 6f 6e 74 72 6f 6c 6c 69 |*.)The c|ontrolli|
|00005830| 6e 67 20 61 70 70 6c 69 | 63 61 74 69 6f 6e 20 69 |ng appli|cation i|
|00005840| 73 20 61 20 73 74 61 6e | 64 61 72 64 a0 00 9b a0 |s a stan|dard....|
|00005850| 00 9c 28 01 8b 01 2a 2d | 4d 61 63 69 6e 74 6f 73 |..(...*-|Macintos|
|00005860| 68 20 61 70 70 6c 69 63 | 61 74 69 6f 6e 20 77 68 |h applic|ation wh|
|00005870| 69 63 68 20 68 61 6e 64 | 6c 65 73 20 74 68 65 20 |ich hand|les the |
|00005880| 75 73 65 72 2d a0 00 9b | a0 00 9c 2a 0c 34 69 6e |user-...|...*.4in|
|00005890| 74 65 72 66 61 63 65 20 | 61 6e 64 20 61 6c 6c 6f |terface |and allo|
|000058a0| 63 61 74 65 73 20 74 61 | 73 6b 20 70 72 6f 63 65 |cates ta|sk proce|
|000058b0| 73 73 65 73 20 61 73 20 | 6e 65 63 65 73 73 61 72 |sses as |necessar|
|000058c0| 79 2e a0 00 9b a0 00 9c | 2a 0c 34 54 6f 20 69 6e |y.......|*.4To in|
|000058d0| 69 74 69 61 74 65 20 70 | 72 6f 63 65 73 73 69 6e |itiate p|rocessin|
|000058e0| 67 2c 20 74 68 65 20 61 | 70 70 6c 69 63 61 74 69 |g, the a|pplicati|
|000058f0| 6f 6e 20 73 65 6e 64 73 | 20 61 20 70 49 6e 69 a0 |on sends| a pIni.|
|00005900| 00 9b a0 00 9c 2a 0c 2e | 28 70 61 72 61 6c 6c 65 |.....*..|(paralle|
|00005910| 6c 20 69 6e 69 74 69 61 | 74 65 29 20 41 70 70 6c |l initia|te) Appl|
|00005920| 65 45 76 65 6e 74 20 74 | 6f 20 74 68 65 20 50 61 |eEvent t|o the Pa|
|00005930| 72 61 6c 6c 65 6c a0 00 | 9b a0 00 9c 2a 0c 36 70 |rallel..|....*.6p|
|00005940| 72 6f 63 65 73 73 20 6f | 6e 20 69 74 73 20 6f 77 |rocess o|n its ow|
|00005950| 6e 20 6d 61 63 68 69 6e | 65 2e 20 54 68 65 20 72 |n machin|e. The r|
|00005960| 65 73 75 6c 74 20 72 65 | 74 75 72 6e 65 64 20 62 |esult re|turned b|
|00005970| 79 20 74 68 65 a0 00 9b | a0 00 9c 2a 0c 30 41 70 |y the...|...*.0Ap|
|00005980| 70 6c 65 45 76 65 6e 74 | 20 69 6e 64 69 63 61 74 |pleEvent| indicat|
|00005990| 65 73 20 77 68 65 74 68 | 65 72 20 70 61 72 61 6c |es wheth|er paral|
|000059a0| 6c 65 6c 20 70 72 6f 63 | 65 73 73 69 6e 67 a0 00 |lel proc|essing..|
|000059b0| 9b a0 00 9c 2a 0c 2e 63 | 61 6e 20 63 6f 6e 74 69 |....*..c|an conti|
|000059c0| 6e 75 65 2e 20 50 72 6f | 63 65 73 73 69 6e 67 20 |nue. Pro|cessing |
|000059d0| 6d 61 79 20 6e 6f 74 20 | 62 65 20 61 6c 6c 6f 77 |may not |be allow|
|000059e0| 65 64 20 69 66 a0 00 9b | a0 00 9c 2a 0c 2f 61 6e |ed if...|...*./an|
|000059f0| 6f 74 68 65 72 20 61 70 | 70 6c 69 63 61 74 69 6f |other ap|plicatio|
|00005a00| 6e 20 69 73 20 61 6c 72 | 65 61 64 79 20 69 6e 20 |n is alr|eady in |
|00005a10| 74 68 65 20 6d 69 64 64 | 6c 65 20 6f 66 a0 00 9b |the midd|le of...|
|00005a20| a0 00 9c 2a 0c 32 70 72 | 6f 63 65 73 73 69 6e 67 |...*.2pr|ocessing|
|00005a30| 20 6f 72 20 69 66 20 61 | 20 63 6f 6d 70 75 74 61 | or if a| computa|
|00005a40| 74 69 6f 6e 20 65 6e 67 | 69 6e 65 20 69 73 20 63 |tion eng|ine is c|
|00005a50| 75 72 72 65 6e 74 6c 79 | a0 00 9b a0 00 9c 2a 0c |urrently|......*.|
|00005a60| 08 72 75 6e 6e 69 6e 67 | 2e a0 00 9b a0 00 9c 0d |.running|........|
|00005a70| 00 05 28 01 f3 01 4e 01 | 33 a0 00 9b a0 00 9c 0d |..(...N.|3.......|
|00005a80| 00 0a 2b 06 04 26 4e 65 | 78 74 20 61 6e 20 6d 46 |..+..&Ne|xt an mF|
|00005a90| 6e 64 20 28 6d 61 63 68 | 69 6e 65 20 66 69 6e 64 |nd (mach|ine find|
|00005aa0| 29 20 41 70 70 6c 65 45 | 76 65 6e 74 a0 00 9b a0 |) AppleE|vent....|
|00005ab0| 00 9c 28 02 03 01 2a 30 | 69 73 20 73 65 6e 74 2c |..(...*0|is sent,|
|00005ac0| 20 61 73 6b 69 6e 67 20 | 74 68 65 20 50 61 72 61 | asking |the Para|
|00005ad0| 6c 6c 65 6c 20 61 70 70 | 6c 69 63 61 74 69 6f 6e |llel app|lication|
|00005ae0| 20 74 6f 20 66 69 6e 64 | a0 00 9b a0 00 9c 2a 0c | to find|......*.|
|00005af0| 2e 6d 61 63 68 69 6e 65 | 73 20 6f 6e 20 74 68 65 |.machine|s on the|
|00005b00| 20 6e 65 74 77 6f 72 6b | 20 77 68 69 63 68 20 68 | network| which h|
|00005b10| 61 76 65 20 74 68 65 20 | 6d 69 6e 69 6d 75 6d a0 |ave the |minimum.|
|00005b20| 00 9b a0 00 9c 2a 0c 34 | 63 72 69 74 65 72 69 61 |.....*.4|criteria|
|00005b30| 20 66 6f 72 20 72 75 6e | 6e 69 6e 67 20 74 68 65 | for run|ning the|
|00005b40| 20 63 6f 6d 70 75 74 61 | 74 69 6f 6e 20 65 6e 67 | computa|tion eng|
|00005b50| 69 6e 65 20 77 68 69 63 | 68 20 69 73 a0 00 9b a0 |ine whic|h is....|
|00005b60| 00 9c 2a 0c 0b 74 6f 20 | 62 65 20 75 73 65 64 2e |..*..to |be used.|
|00005b70| a0 00 9b a0 00 9c 2b 10 | 1c 28 46 6f 6c 6c 6f 77 |......+.|.(Follow|
|00005b80| 69 6e 67 20 74 68 69 73 | 2c 20 41 70 70 6c 65 45 |ing this|, AppleE|
|00005b90| 76 65 6e 74 73 20 74 6f | 20 73 74 61 72 74 20 74 |vents to| start t|
|00005ba0| 68 65 a0 00 9b a0 00 9c | 28 02 4f 01 2a 2d 63 6f |he......|(.O.*-co|
|00005bb0| 6d 70 75 74 61 74 69 6f | 6e 20 65 6e 67 69 6e 65 |mputatio|n engine|
|00005bc0| 73 20 6f 6e 20 6f 74 68 | 65 72 20 6d 61 63 68 69 |s on oth|er machi|
|00005bd0| 6e 65 73 20 61 6e 64 20 | 73 65 74 a0 00 9b a0 00 |nes and |set.....|
|00005be0| 9c 2a 0c 2c 69 6e 69 74 | 69 61 6c 20 70 61 72 61 |.*.,init|ial para|
|00005bf0| 6d 65 74 65 72 73 20 61 | 72 65 20 73 65 6e 74 2c |meters a|re sent,|
|00005c00| 20 61 6e 64 20 66 69 6e | 61 6c 6c 79 20 74 68 65 | and fin|ally the|
|00005c10| a0 00 9b a0 00 9c 2a 0c | 36 63 6f 6e 74 72 6f 6c |......*.|6control|
|00005c20| 6c 69 6e 67 20 61 70 70 | 6c 69 63 61 74 69 6f 6e |ling app|lication|
|00005c30| 20 65 69 74 68 65 72 20 | 77 61 69 74 73 20 75 6e | either |waits un|
|00005c40| 74 69 6c 20 72 65 73 75 | 6c 74 73 20 61 72 65 a0 |til resu|lts are.|
|00005c50| 00 9b a0 00 9c 01 00 0a | 02 93 00 29 02 ad 02 1c |........|...)....|
|00005c60| 28 02 a9 00 2a 2a 50 61 | 72 61 6c 6c 65 6c 20 50 |(...**Pa|rallel P|
|00005c70| 72 6f 63 65 73 73 69 6e | 67 20 6f 6e 20 61 20 4d |rocessin|g on a M|
|00005c80| 61 63 69 6e 74 6f 73 68 | 20 4e 65 74 77 6f 72 6b |acintosh| Network|
|00005c90| a0 00 9b a0 00 9c 29 d7 | 05 50 61 67 65 20 a0 00 |......).|.Page ..|
|00005ca0| 9b a0 00 9c 29 18 03 31 | 30 37 a0 00 9b a0 00 9c |....)..1|07......|
|00005cb0| 01 00 0a 02 49 00 29 02 | 93 01 1d 03 00 15 0d 00 |....I.).|........|
|00005cc0| 05 28 02 4f 00 39 01 32 | a0 00 9b a0 00 9c 03 00 |.(.O.9.2|........|
|00005cd0| 10 0d 00 0a 2b 05 04 2f | 41 70 70 6c 65 45 76 65 |....+../|AppleEve|
|00005ce0| 6e 74 73 20 61 72 65 20 | 6e 6f 74 20 69 64 65 61 |nts are |not idea|
|00005cf0| 6c 20 74 6f 20 75 73 65 | 20 61 73 20 61 20 74 72 |l to use| as a tr|
|00005d00| 61 6e 73 70 6f 72 74 a0 | 00 9b a0 00 9c 28 02 5f |ansport.|.....(._|
|00005d10| 00 2a 30 6d 65 63 68 61 | 6e 69 73 6d 20 64 75 65 |.*0mecha|nism due|
|00005d20| 20 74 6f 20 74 68 65 20 | 70 6f 74 65 6e 74 69 61 | to the |potentia|
|00005d30| 6c 6c 79 20 6c 61 72 67 | 65 20 61 6d 6f 75 6e 74 |lly larg|e amount|
|00005d40| 20 6f 66 a0 00 9b a0 00 | 9c 2a 0c 31 6d 65 6d 6f | of.....|.*.1memo|
|00005d50| 72 79 20 61 6e 64 20 70 | 72 6f 63 65 73 73 69 6e |ry and p|rocessin|
|00005d60| 67 20 77 68 69 63 68 20 | 69 73 20 72 65 71 75 69 |g which |is requi|
|00005d70| 72 65 64 20 74 6f 20 68 | 61 6e 64 6c 65 a0 00 9b |red to h|andle...|
|00005d80| a0 00 9c 2a 0c 27 74 68 | 65 6d 2e 20 54 68 65 79 |...*.'th|em. They|
|00005d90| 20 68 61 76 65 20 62 65 | 65 6e 20 63 68 6f 73 65 | have be|en chose|
|00005da0| 6e 20 74 6f 20 73 69 6d | 70 6c 69 66 79 a0 00 9b |n to sim|plify...|
|00005db0| a0 00 9c 2a 0c 30 69 6d | 70 6c 65 6d 65 6e 74 61 |...*.0im|plementa|
|00005dc0| 74 69 6f 6e 20 61 6e 64 | 20 63 6f 75 6c 64 20 62 |tion and| could b|
|00005dd0| 65 20 72 65 70 6c 61 63 | 65 64 20 77 69 74 68 20 |e replac|ed with |
|00005de0| 63 75 73 74 6f 6d a0 00 | 9b a0 00 9c 2a 0c 2f 63 |custom..|....*./c|
|00005df0| 6f 6d 6d 75 6e 69 63 61 | 74 69 6f 6e 20 70 72 6f |ommunica|tion pro|
|00005e00| 74 6f 63 6f 6c 73 20 74 | 6f 20 65 6e 68 61 6e 63 |tocols t|o enhanc|
|00005e10| 65 20 70 65 72 66 6f 72 | 6d 61 6e 63 65 2e a0 00 |e perfor|mance...|
|00005e20| 9b a0 00 9c 01 00 0a 02 | 6d 01 29 02 93 02 1c 03 |........|m.).....|
|00005e30| 00 15 0d 00 05 28 02 73 | 01 39 01 33 a0 00 9b a0 |.....(.s|.9.3....|
|00005e40| 00 9c 03 00 10 0d 00 0a | 2b 05 04 30 4f 6e 6c 79 |........|+..0Only|
|00005e50| 20 61 20 73 69 6e 67 6c | 65 20 63 6f 6d 70 75 74 | a singl|e comput|
|00005e60| 61 74 69 6f 6e 20 70 72 | 6f 63 65 73 73 20 69 73 |ation pr|ocess is|
|00005e70| 20 61 6c 6c 6f 77 65 64 | 20 70 65 72 a0 00 9b a0 | allowed| per....|
|00005e80| 00 9c 28 02 83 01 2a 2d | 6d 61 63 68 69 6e 65 2c |..(...*-|machine,|
|00005e90| 20 73 69 6e 63 65 20 73 | 70 6c 69 74 74 69 6e 67 | since s|plitting|
|00005ea0| 20 74 68 65 20 43 50 55 | 20 74 69 6d 65 20 62 65 | the CPU| time be|
|00005eb0| 74 77 65 65 6e a0 00 9b | a0 00 9c 2a 0c 22 70 72 |tween...|...*."pr|
|00005ec0| 6f 63 65 73 73 65 73 20 | 77 6f 75 6c 64 20 62 65 |ocesses |would be|
|00005ed0| 20 73 65 6c 66 2d 64 65 | 66 65 61 74 69 6e 67 2e | self-de|feating.|
|00005ee0| a0 00 9b ff 00 0c 00 00 | 00 00 02 d7 02 23 11 01 |........|.....#..|
|00005ef0| a0 00 9c 01 00 0a 00 28 | 00 05 02 ad 01 f8 2c 00 |.......(|......,.|
|00005f00| 0b 00 10 08 50 61 6c 61 | 74 69 6e 6f 03 00 10 0d |....Pala|tino....|
|00005f10| 00 0a 2e 00 04 00 00 00 | 00 10 00 28 00 28 00 28 |........|...(.(.(|
|00005f20| 00 28 2b 06 32 34 72 65 | 74 75 72 6e 65 64 20 6f |.(+.24re|turned o|
|00005f30| 72 20 63 6f 6e 74 69 6e | 75 65 73 20 69 74 73 20 |r contin|ues its |
|00005f40| 6f 77 6e 20 6f 70 65 72 | 61 74 69 6f 6e 73 20 61 |own oper|ations a|
|00005f50| 6e 64 20 61 63 63 65 70 | 74 73 a0 00 9b a0 00 9c |nd accep|ts......|
|00005f60| 2a 0c 29 70 61 72 74 69 | 61 6c 20 72 65 73 75 6c |*.)parti|al resul|
|00005f70| 74 73 20 61 73 20 74 68 | 65 79 20 62 65 63 6f 6d |ts as th|ey becom|
|00005f80| 65 20 61 76 61 69 6c 61 | 62 6c 65 2e a0 00 9b a0 |e availa|ble.....|
|00005f90| 00 9c 2b 11 1c 2b 54 68 | 65 20 63 6f 6e 74 72 6f |..+..+Th|e contro|
|00005fa0| 6c 6c 69 6e 67 20 61 70 | 70 6c 69 63 61 74 69 6f |lling ap|plicatio|
|00005fb0| 6e 20 6e 65 65 64 73 20 | 74 6f 20 73 75 70 70 6c |n needs |to suppl|
|00005fc0| 79 a0 00 9b a0 00 9c 28 | 00 66 00 06 35 73 65 76 |y......(|.f..5sev|
|00005fd0| 65 72 61 6c 20 73 65 72 | 76 69 63 65 73 20 74 6f |eral ser|vices to|
|00005fe0| 20 74 68 65 20 50 61 72 | 61 6c 6c 65 6c 20 61 70 | the Par|allel ap|
|00005ff0| 70 6c 69 63 61 74 69 6f | 6e 2c 20 73 75 63 68 20 |plicatio|n, such |
|00006000| 61 73 a0 00 9b a0 00 9c | 2a 0c 32 63 6f 6d 6d 6f |as......|*.2commo|
|00006010| 6e 20 73 74 6f 72 61 67 | 65 20 61 63 63 65 73 73 |n storag|e access|
|00006020| 20 28 65 69 74 68 65 72 | 20 69 6e 20 52 41 4d 20 | (either| in RAM |
|00006030| 6f 72 20 6f 6e 20 64 69 | 73 6b 20 61 73 a0 00 9b |or on di|sk as...|
|00006040| a0 00 9c 2a 0c 33 6e 65 | 65 64 65 64 29 2c 20 61 |...*.3ne|eded), a|
|00006050| 6e 64 20 6d 61 63 68 69 | 6e 65 20 73 75 69 74 61 |nd machi|ne suita|
|00006060| 62 69 6c 69 74 79 20 64 | 65 63 69 73 69 6f 6e 73 |bility d|ecisions|
|00006070| 20 28 66 6f 72 20 74 68 | 65 a0 00 9b a0 00 9c 2a | (for th|e......*|
|00006080| 0c 11 6d 46 6e 64 20 41 | 70 70 6c 65 45 76 65 6e |..mFnd A|ppleEven|
|00006090| 74 29 2e a0 00 9b a0 00 | 9c 04 01 0d 00 0c 10 00 |t)......|........|
|000060a0| 30 00 30 00 30 00 30 2b | 11 1d 11 54 68 65 20 50 |0.0.0.0+|...The P|
|000060b0| 61 72 61 6c 6c 65 6c 20 | 61 70 70 65 a0 00 9b a0 |arallel |appe....|
|000060c0| 00 9c 04 00 0d 00 0a 10 | 00 28 00 28 00 28 00 28 |........|.(.(.(.(|
|000060d0| 2a 1d 2a 54 68 65 20 70 | 72 6f 63 65 73 73 20 6d |*.*The p|rocess m|
|000060e0| 61 6e 61 67 65 6d 65 6e | 74 20 70 72 6f 67 72 61 |anagemen|t progra|
|000060f0| 6d 20 66 6f 72 20 77 6f | 72 6b 69 6e 67 a0 00 9b |m for wo|rking...|
|00006100| a0 00 9c 28 00 d0 00 06 | 33 77 69 74 68 20 70 61 |...(....|3with pa|
|00006110| 72 61 6c 6c 65 6c 20 61 | 6c 67 6f 72 69 74 68 6d |rallel a|lgorithm|
|00006120| 73 20 77 68 69 63 68 20 | 69 73 20 62 65 69 6e 67 |s which |is being|
|00006130| 20 73 75 70 70 6c 69 65 | 64 20 61 74 a0 00 9b a0 | supplie|d at....|
|00006140| 00 9c 2a 0c 2f 4d 61 63 | 48 61 63 6b 20 69 73 20 |..*./Mac|Hack is |
|00006150| 63 61 6c 6c 65 64 20 50 | 61 72 61 6c 6c 65 6c 2e |called P|arallel.|
|00006160| 20 49 74 20 69 73 20 61 | 20 73 74 61 6e 64 2d 61 | It is a| stand-a|
|00006170| 6c 6f 6e 65 a0 00 9b a0 | 00 9c 2a 0c 30 61 70 70 |lone....|..*.0app|
|00006180| 6c 69 63 61 74 69 6f 6e | 20 77 68 69 63 68 20 63 |lication| which c|
|00006190| 6f 6d 6d 75 6e 69 63 61 | 74 65 73 20 77 69 74 68 |ommunica|tes with|
|000061a0| 20 6f 74 68 65 72 20 63 | 6f 70 69 65 73 a0 00 9b | other c|opies...|
|000061b0| a0 00 9c 2a 0c 2f 6f 66 | 20 50 61 72 61 6c 6c 65 |...*./of| Paralle|
|000061c0| 6c 20 6f 6e 20 6f 74 68 | 65 72 20 6d 61 63 68 69 |l on oth|er machi|
|000061d0| 6e 65 73 2e 20 50 61 72 | 61 6c 6c 65 6c 20 68 61 |nes. Par|allel ha|
|000061e0| 73 20 74 68 65 a0 00 9b | a0 00 9c 2a 0c 33 61 62 |s the...|...*.3ab|
|000061f0| 69 6c 69 74 79 20 74 6f | 20 6c 61 75 6e 63 68 20 |ility to| launch |
|00006200| 61 20 63 6f 6d 70 75 74 | 61 74 69 6f 6e 20 65 6e |a comput|ation en|
|00006210| 67 69 6e 65 2c 20 63 6f | 6d 6d 75 6e 69 63 61 74 |gine, co|mmunicat|
|00006220| 65 a0 00 9b a0 00 9c 2a | 0c 34 77 69 74 68 20 74 |e......*|.4with t|
|00006230| 68 65 20 65 6e 67 69 6e | 65 20 76 69 61 20 41 70 |he engin|e via Ap|
|00006240| 70 6c 65 45 76 65 6e 74 | 73 2c 20 20 73 65 74 20 |pleEvent|s, set |
|00006250| 70 61 72 61 6d 65 74 65 | 72 73 20 66 6f 72 a0 00 |paramete|rs for..|
|00006260| 9b a0 00 9c 2a 0c 36 74 | 68 65 20 63 6f 6d 70 75 |....*.6t|he compu|
|00006270| 74 61 74 69 6f 6e 20 65 | 6e 67 69 6e 65 20 28 73 |tation e|ngine (s|
|00006280| 75 63 68 20 61 73 20 69 | 6e 69 74 69 61 6c 20 73 |uch as i|nitial s|
|00006290| 65 74 74 69 6e 67 73 29 | 2c 20 61 6e 64 a0 00 9b |ettings)|, and...|
|000062a0| a0 00 9c 2a 0c 35 66 75 | 6e 63 74 69 6f 6e 20 61 |...*.5fu|nction a|
|000062b0| 73 20 61 20 73 69 6e 67 | 6c 65 20 63 6f 6d 6d 75 |s a sing|le commu|
|000062c0| 6e 69 63 61 74 69 6f 6e | 20 70 72 6f 63 65 73 73 |nication| process|
|000062d0| 6f 72 20 77 69 74 68 20 | 74 68 65 a0 00 9b a0 00 |or with |the.....|
|000062e0| 9c 2a 0c 33 63 6f 6e 74 | 72 6f 6c 6c 69 6e 67 20 |.*.3cont|rolling |
|000062f0| 61 70 70 6c 69 63 61 74 | 69 6f 6e 2e 20 50 61 72 |applicat|ion. Par|
|00006300| 61 6c 6c 65 6c 20 73 68 | 6f 75 6c 64 20 69 64 65 |allel sh|ould ide|
|00006310| 61 6c 6c 79 20 62 65 a0 | 00 9b a0 00 9c 2a 0c 35 |ally be.|.....*.5|
|00006320| 61 6e 20 d4 61 70 70 65 | d5 20 28 66 61 63 65 6c |an .appe|. (facel|
|00006330| 65 73 73 20 62 61 63 6b | 67 72 6f 75 6e 64 20 61 |ess back|ground a|
|00006340| 70 70 6c 69 63 61 74 69 | 6f 6e 29 2c 20 73 69 6e |pplicati|on), sin|
|00006350| 63 65 20 69 74 a0 00 9b | a0 00 9c 2a 0c 23 64 6f |ce it...|...*.#do|
|00006360| 65 73 20 6e 6f 74 20 6e | 65 65 64 20 61 6e 79 20 |es not n|eed any |
|00006370| 75 73 65 72 20 69 6e 74 | 65 72 61 63 74 69 6f 6e |user int|eraction|
|00006380| 2e a0 00 9b a0 00 9c 2b | 11 1c 2f 54 68 65 20 50 |.......+|../The P|
|00006390| 61 72 61 6c 6c 65 6c 20 | 61 70 70 6c 69 63 61 74 |arallel |applicat|
|000063a0| 69 6f 6e 20 69 73 20 74 | 68 65 20 62 61 63 6b 62 |ion is t|he backb|
|000063b0| 6f 6e 65 20 6f 66 20 74 | 68 65 a0 00 9b a0 00 9c |one of t|he......|
|000063c0| 28 01 70 00 06 35 70 61 | 72 61 6c 6c 65 6c 20 70 |(.p..5pa|rallel p|
|000063d0| 72 6f 63 65 73 73 69 6e | 67 20 64 69 73 74 72 69 |rocessin|g distri|
|000063e0| 62 75 74 69 6f 6e 20 61 | 6e 64 20 73 79 6e 63 68 |bution a|nd synch|
|000063f0| 72 6f 6e 69 7a 61 74 69 | 6f 6e 2e a0 00 9b a0 00 |ronizati|on......|
+--------+-------------------------+-------------------------+--------+--------+
Only 25.0 KB of data is shown above.