98 lines
3.8 KiB
C
98 lines
3.8 KiB
C
/* $OpenBSD: vmmeter.h,v 1.15 2016/07/27 14:44:59 tedu Exp $ */
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/* $NetBSD: vmmeter.h,v 1.9 1995/03/26 20:25:04 jtc Exp $ */
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/*-
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* Copyright (c) 1982, 1986, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)vmmeter.h 8.2 (Berkeley) 7/10/94
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*/
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#ifndef __VMMETER_H__
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#define __VMMETER_H__
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/*
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* System wide statistics counters. Look in <uvm/uvm_extern.h> for the
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* UVM equivalent.
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*/
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/* systemwide totals computed every five seconds */
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struct vmtotal {
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u_int16_t t_rq; /* length of the run queue */
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u_int16_t t_dw; /* jobs in ``disk wait'' (neg priority) */
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u_int16_t t_pw; /* jobs in page wait */
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u_int16_t t_sl; /* jobs sleeping in core */
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u_int16_t t_sw; /* swapped out runnable/short block jobs */
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u_int32_t t_vm; /* total virtual memory */
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u_int32_t t_avm; /* active virtual memory */
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u_int32_t t_rm; /* total real memory in use */
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u_int32_t t_arm; /* active real memory */
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u_int32_t t_vmshr; /* shared virtual memory */
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u_int32_t t_avmshr; /* active shared virtual memory */
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u_int32_t t_rmshr; /* shared real memory */
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u_int32_t t_armshr; /* active shared real memory */
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u_int32_t t_free; /* free memory pages */
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};
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/*
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* Fork/vfork/__tfork accounting.
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*/
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struct forkstat {
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uint32_t cntfork; /* number of fork() calls */
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uint32_t cntvfork; /* number of vfork() calls */
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uint32_t cnttfork; /* number of __tfork() calls */
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uint32_t cntkthread; /* number of kernel threads created */
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uint64_t sizfork; /* VM pages affected by fork() */
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uint64_t sizvfork; /* VM pages affected by vfork() */
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uint64_t siztfork; /* VM pages affected by __tfork() */
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uint64_t sizkthread; /* VM pages affected by kernel threads */
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};
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/* These sysctl names are only really used by sysctl(8) */
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#define KERN_FORKSTAT_FORK 1
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#define KERN_FORKSTAT_VFORK 2
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#define KERN_FORKSTAT_TFORK 3
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#define KERN_FORKSTAT_KTHREAD 4
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#define KERN_FORKSTAT_SIZFORK 5
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#define KERN_FORKSTAT_SIZVFORK 6
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#define KERN_FORKSTAT_SIZTFORK 7
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#define KERN_FORKSTAT_SIZKTHREAD 8
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#define KERN_FORKSTAT_MAXID 9
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#define CTL_KERN_FORKSTAT_NAMES { \
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{ 0, 0 }, \
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{ "forks", CTLTYPE_INT }, \
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{ "vforks", CTLTYPE_INT }, \
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{ "tforks", CTLTYPE_INT }, \
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{ "kthreads", CTLTYPE_INT }, \
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{ "fork_pages", CTLTYPE_INT }, \
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{ "vfork_pages", CTLTYPE_INT }, \
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{ "tfork_pages", CTLTYPE_INT }, \
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{ "kthread_pages", CTLTYPE_INT }, \
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}
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#endif /* __VMMETER_H__ */
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