154 lines
5.2 KiB
C
154 lines
5.2 KiB
C
/*-
|
|
* Copyright (c) 1982, 1986 The Regents of the University of California.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* from: @(#)vmmeter.h 7.3 (Berkeley) 5/5/91
|
|
* $Id: vmmeter.h,v 1.4 1994/04/15 07:04:36 cgd Exp $
|
|
*/
|
|
|
|
#ifndef _SYS_VMMETER_H_
|
|
#define _SYS_VMMETER_H_
|
|
|
|
/*
|
|
* System wide statistics counters.
|
|
*/
|
|
struct vmmeter {
|
|
/*
|
|
* General system activity.
|
|
*/
|
|
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_faults; /* total faults taken */
|
|
/*
|
|
* Virtual memory activity.
|
|
*/
|
|
unsigned v_lookups; /* object cache lookups */
|
|
unsigned v_hits; /* object cache hits */
|
|
unsigned v_vm_faults; /* number of address memory faults */
|
|
unsigned v_cow_faults; /* number of copy-on-writes */
|
|
unsigned v_swpin; /* swapins */
|
|
unsigned v_swpout; /* swapouts */
|
|
unsigned v_pswpin; /* pages swapped in */
|
|
unsigned v_pswpout; /* pages swapped out */
|
|
unsigned v_pageins; /* number of pageins */
|
|
unsigned v_pageouts; /* number of pageouts */
|
|
unsigned v_pgpgin; /* pages paged in */
|
|
unsigned v_pgpgout; /* pages paged out */
|
|
unsigned v_intrans; /* intransit blocking page faults */
|
|
unsigned v_reactivated; /* number of pages reactivated from free list */
|
|
unsigned v_rev; /* revolutions of the hand */
|
|
unsigned v_scan; /* scans in page out daemon */
|
|
unsigned v_dfree; /* pages freed by daemon */
|
|
unsigned v_pfree; /* pages freed by exiting processes */
|
|
unsigned v_zfod; /* pages zero filled on demand */
|
|
unsigned v_nzfod; /* number of zfod's created */
|
|
/*
|
|
* Distribution of page usages.
|
|
*/
|
|
unsigned v_page_size; /* page size in bytes */
|
|
unsigned v_kernel_pages;/* number of pages in use by kernel */
|
|
unsigned v_free_target; /* number of pages desired free */
|
|
unsigned v_free_min; /* minimum number of pages desired free */
|
|
unsigned v_free_count; /* number of pages free */
|
|
unsigned v_wire_count; /* number of pages wired down */
|
|
unsigned v_active_count;/* number of pages active */
|
|
unsigned v_inactive_target; /* number of pages desired inactive */
|
|
unsigned v_inactive_count; /* number of pages inactive */
|
|
};
|
|
#ifdef KERNEL
|
|
struct vmmeter cnt;
|
|
#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_vmshr; /* shared virtual memory */
|
|
long t_avmshr; /* active shared virtual memory */
|
|
long t_rmshr; /* shared real memory */
|
|
long t_armshr; /* active shared real memory */
|
|
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
|
|
|
|
#endif /* !_SYS_VMMETER_H_ */
|