root / lab4 / .minix-src / include / sys / vmmeter.h @ 13
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/* $NetBSD: vmmeter.h,v 1.19 2009/10/21 21:12:07 rmind 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 _SYS_VMMETER_H_
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#define _SYS_VMMETER_H_
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/* systemwide totals computed every five seconds */
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struct vmtotal
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{ |
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int16_t t_rq; /* length of the run queue */
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int16_t t_dw; /* jobs in ``disk wait'' (neg priority) */
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int16_t t_pw; /* jobs in page wait */
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int16_t t_sl; /* jobs sleeping in core */
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int16_t _reserved1; |
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int32_t t_vm; /* total virtual memory */
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int32_t t_avm; /* active virtual memory */
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int32_t t_rm; /* total real memory in use */
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int32_t t_arm; /* active real memory */
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int32_t t_vmshr; /* shared virtual memory */
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int32_t t_avmshr; /* active shared virtual memory */
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int32_t t_rmshr; /* shared real memory */
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int32_t t_armshr; /* active shared real memory */
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int32_t t_free; /* free memory pages */
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}; |
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/*
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* Optional instrumentation.
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*/
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#ifdef PGINPROF
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#define NDMON 128 |
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#define NSMON 128 |
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#define DRES 20 |
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#define SRES 5 |
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#define PMONMIN 20 |
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#define PRES 50 |
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#define NPMON 64 |
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#define RMONMIN 130 |
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#define RRES 5 |
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#define NRMON 64 |
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/* data and stack size distribution counters */
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u_int dmon[NDMON+1];
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u_int smon[NSMON+1];
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/* page in time distribution counters */
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u_int pmon[NPMON+2];
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/* reclaim time distribution counters */
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u_int rmon[NRMON+2];
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int pmonmin;
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int pres;
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int rmonmin;
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int rres;
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u_int rectime; /* accumulator for reclaim times */
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u_int pgintime; /* accumulator for page in times */
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#endif /* PGINPROF */ |
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#endif /* !_SYS_VMMETER_H_ */ |