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- /* Copyright (c) 1990 UNIX System Laboratories, Inc. */
- /* Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T */
- /* All Rights Reserved */
-
- /* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF */
- /* UNIX System Laboratories, Inc. */
- /* The copyright notice above does not evidence any */
- /* actual or intended publication of such source code. */
-
- /*
- * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
- * PROPRIETARY NOTICE (Combined)
- *
- * This source code is unpublished proprietary information
- * constituting, or derived under license from AT&T's UNIX(r) System V.
- * In addition, portions of such source code were derived from Berkeley
- * 4.3 BSD under license from the Regents of the University of
- * California.
- *
- *
- *
- * Copyright Notice
- *
- * Notice of copyright on this source code product does not indicate
- * publication.
- *
- * (c) 1986,1987,1988,1989 Sun Microsystems, Inc
- * (c) 1983,1984,1985,1986,1987,1988,1989 AT&T.
- * All rights reserved.
- *
- */
-
- #ifndef _SYS_VMMETER_H
- #define _SYS_VMMETER_H
-
- #ident "@(#)/usr/include/sys/vmmeter.h.sl 1.1 4.0 12/08/90 9467 AT&T-USL"
-
- /*
- * Virtual memory related instrumentation
- */
-
- /*
- * Note that all the vmmeter entries between v_first and v_last
- * must be unsigned [int], as they are used as such in vmmeter().
- */
- 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_pdma; /* pseudo-dma interrupts XXX: VAX only */
- 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 (includes pageout) */
- 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 */
- /* XXX: above entry currently unused */
- unsigned v_zfod; /* pages zero filled on demand */
- unsigned v_vrfod; /* fills of pages mapped by vread() */
- /* XXX: above entry currently unused */
- unsigned v_nexfod; /* number of exfod's created */
- /* XXX: above entry currently unused */
- unsigned v_nzfod; /* number of zfod's created */
- /* XXX: above entry currently unused */
- unsigned v_nvrfod; /* number of vrfod's created */
- /* XXX: above entry currently unused */
- unsigned v_pgfrec; /* page reclaims from free list */
- unsigned v_faults; /* total page faults taken */
- unsigned v_scan; /* page examinations in page out daemon */
- unsigned v_rev; /* revolutions of the paging daemon hand */
- unsigned v_seqfree; /* pages taken from sequential programs */
- /* XXX: above entry currently unused */
- unsigned v_dfree; /* pages freed by daemon */
- unsigned v_fastpgrec; /* fast reclaims in locore XXX: VAX only */
- #define v_last v_fastpgrec
- unsigned v_swpin; /* swapins */
- unsigned v_swpout; /* swapouts */
- };
-
- #ifdef _KERNEL
- /*
- * struct v_first to v_last v_swp*
- * ------ ----------------- ------
- * cnt 1 second interval accum 5 second interval accum
- * rate 5 second average previous interval
- * sum free running counter
- */
- struct vmmeter cnt, rate, sum;
- #endif
-
- /*
- * Systemwide totals computed every five seconds.
- * All these are snapshots, except for t_free.
- */
- 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; /* ``active'' jobs sleeping in core */
- short t_sw; /* swapped out ``active'' jobs */
- int t_vm; /* total virtual memory */
- /* XXX: above entry currently unused */
- int t_avm; /* active virtual memory */
- /* XXX: above entry currently unused */
- short t_rm; /* total real memory in use */
- short t_arm; /* active real memory */
- int t_vmtxt; /* virtual memory used by text */
- /* XXX: above entry currently unused */
- int t_avmtxt; /* active virtual memory used by text */
- /* XXX: above entry currently unused */
- short t_rmtxt; /* real memory used by text */
- /* XXX: above entry currently unused */
- short t_armtxt; /* active real memory used by text */
- /* XXX: above entry currently unused */
- short t_free; /* free memory pages (60 second average) */
- };
-
- #ifdef _KERNEL
- struct vmtotal total;
- #endif
-
- #endif /* _SYS_VMMETER_H */
-