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- Xref: sparky comp.sys.ibm.pc:1065 comp.sys.ibm.pc.hardware:34653 comp.unix.xenix.sco:3584
- Path: sparky!uunet!paladin.american.edu!gatech!psuvax1!vogon1!wa3wbu!frackit!gdx!jay
- From: jay@gdx.UUCP (Jay Snyder)
- Newsgroups: comp.sys.ibm.pc,comp.sys.ibm.pc.hardware,comp.unix.xenix.sco
- Subject: Re: What 486motherboards work with Buslogic 542B SCSI
- Message-ID: <935@gdx.UUCP>
- Date: 3 Jan 93 04:25:31 GMT
- References: <926@gdx.UUCP> <1993Jan1.115712.1440@news.cs.indiana.edu> <C075p7.CH1@ddsw1.mcs.com>
- Followup-To: comp.sys.ibm.pc
- Organization: GDX-BBS,Central Pa Unix BBS/anon uucp (717)737-3249 PEP+/2400/1200 24hrs
- Lines: 40
- In-reply-to: karl@ddsw1.mcs.com's message of 1 Jan 93 22:41:31 GMT
-
- In article <C075p7.CH1@ddsw1.mcs.com> karl@ddsw1.mcs.com (Karl Denninger) writes:
-
- > Path: gdx!frackit!wa3wbu!vogon1!psuvax1!wupost!zaphod.mps.ohio-state.edu!news.acns.nwu.edu!nucsrl!ddsw1!karl
- > From: karl@ddsw1.mcs.com (Karl Denninger)
- > Newsgroups: comp.sys.ibm.pc,comp.sys.ibm.pc.hardware,comp.unix.xenix.sco
- > Date: 1 Jan 93 22:41:31 GMT
- > References: <926@gdx.UUCP> <1993Jan1.115712.1440@news.cs.indiana.edu>
- > Organization: MCSNet, Chicago, IL
- > Lines: 27
- >
- > In article <1993Jan1.115712.1440@news.cs.indiana.edu> "Michael Squires" <mikes@moose.cs.indiana.edu> writes:
- > >In article <926@gdx.UUCP> jay@gdx.UUCP (Jay Snyder) writes:
- > >>
- > >>
- > >>When I use it under SCO Xenix (2.3.2GT + UFN + xnx339), everything
- > >>works fine until I load X (Roell's -- ported by Per Linquist). Then
- > >>it crashes within minutes.
- > >>
- > >>This is also the case with non-GT Xenix on the same board (which is
- > >>non-scsi, and in theory, shouldn't even try to access the board).
- > >
- > >This suggests that you have memory problems, caused either by marginal
- > >SIMMs or a motherboard with ringing/noise on the memory bus. In either
- > >case only substitution will find the problem if this is true.
- >
- > One other possibility -- bad (or too slow) cache RAM. This will blow you
- > sky high on a Unix or Xenix system, but frequently works just fine under
- > MSDOS.
- >
- > I've seen several cheap clone boards come with cache RAM that's 5ns too slow
- > for the board's specs. The symptom was unpredictable crashes, usually
- > within minutes of booting.
-
- If this were the problem, then it should be a problem with or without
- the scsi board.
-
- _______________________________________________________________________________
- Jay A. Snyder jay@gdx ...{uunet,vogon1}!compnect!gdx!jay
- This is your Brain: (unix) GDX-BBS (717) 737-3249 WorldBlazer
- This is your Brain on drugs: (MSDOS) Unix and MSDOS File areas + Xenix bins
-