home *** CD-ROM | disk | FTP | other *** search
- /*
- * Copyright (c) 1982, 1986 Regents of the University of California.
- * All rights reserved. The Berkeley software License Agreement
- * specifies the terms and conditions for redistribution.
- *
- * @(#)vmmeter.h 7.1 (Berkeley) 6/4/86
- */
-
- /*
- * Virtual memory related instrumentation
- */
- struct vmmeter
- {
- #define v_first v_swtch
- unsigned v_swtch; /* context switches */
- unsigned v_trap; /* calls to trap */
- unsigned v_syscall; /* calls to syscall() */
- unsigned v_intr; /* device interrupts */
- unsigned v_soft; /* software interrupts */
- unsigned v_pdma; /* pseudo-dma interrupts */
- unsigned v_pswpin; /* pages swapped in */
- unsigned v_pswpout; /* pages swapped out */
- unsigned v_pgin; /* pageins */
- unsigned v_pgout; /* pageouts */
- unsigned v_pgpgin; /* pages paged in */
- unsigned v_pgpgout; /* pages paged out */
- unsigned v_intrans; /* intransit blocking page faults */
- unsigned v_pgrec; /* total page reclaims */
- unsigned v_xsfrec; /* found in free list rather than on swapdev */
- unsigned v_xifrec; /* found in free list rather than in filsys */
- unsigned v_exfod; /* pages filled on demand from executables */
- unsigned v_zfod; /* pages zero filled on demand */
- unsigned v_vrfod; /* fills of pages mapped by vread() */
- unsigned v_nexfod; /* number of exfod's created */
- unsigned v_nzfod; /* number of zfod's created */
- unsigned v_nvrfod; /* number of vrfod's created */
- unsigned v_pgfrec; /* page reclaims from free list */
- unsigned v_faults; /* total faults taken */
- unsigned v_scan; /* scans in page out daemon */
- unsigned v_rev; /* revolutions of the hand */
- unsigned v_seqfree; /* pages taken from sequential programs */
- unsigned v_dfree; /* pages freed by daemon */
- unsigned v_fastpgrec; /* fast reclaims in locore */
- #define v_last v_fastpgrec
- unsigned v_swpin; /* swapins */
- unsigned v_swpout; /* swapouts */
- };
- #ifdef KERNEL
- struct vmmeter cnt, rate, sum;
- #endif
-
- /* systemwide totals computed every five seconds */
- struct vmtotal
- {
- short t_rq; /* length of the run queue */
- short t_dw; /* jobs in ``disk wait'' (neg priority) */
- short t_pw; /* jobs in page wait */
- short t_sl; /* jobs sleeping in core */
- short t_sw; /* swapped out runnable/short block jobs */
- long t_vm; /* total virtual memory */
- long t_avm; /* active virtual memory */
- long t_rm; /* total real memory in use */
- long t_arm; /* active real memory */
- long t_vmtxt; /* virtual memory used by text */
- long t_avmtxt; /* active virtual memory used by text */
- long t_rmtxt; /* real memory used by text */
- long t_armtxt; /* active real memory used by text */
- long t_free; /* free memory pages */
- };
- #ifdef KERNEL
- struct vmtotal total;
- #endif
-
- /*
- * Optional instrumentation.
- */
- #ifdef PGINPROF
-
- #define NDMON 128
- #define NSMON 128
-
- #define DRES 20
- #define SRES 5
-
- #define PMONMIN 20
- #define PRES 50
- #define NPMON 64
-
- #define RMONMIN 130
- #define RRES 5
- #define NRMON 64
-
- /* data and stack size distribution counters */
- unsigned int dmon[NDMON+1];
- unsigned int smon[NSMON+1];
-
- /* page in time distribution counters */
- unsigned int pmon[NPMON+2];
-
- /* reclaim time distribution counters */
- unsigned int rmon[NRMON+2];
-
- int pmonmin;
- int pres;
- int rmonmin;
- int rres;
-
- unsigned rectime; /* accumulator for reclaim times */
- unsigned pgintime; /* accumulator for page in times */
- #endif
-