NetBSD/sys/sys/vmmeter.h

102 lines
3.3 KiB
C

/* $NetBSD: vmmeter.h,v 1.15 1999/03/24 05:51:29 mrg Exp $ */
/*-
* Copyright (c) 1982, 1986, 1993
* 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.
*
* @(#)vmmeter.h 8.2 (Berkeley) 7/10/94
*/
#ifndef _SYS_VMMETER_H_
#define _SYS_VMMETER_H_
/* systemwide totals computed every five seconds */
struct vmtotal
{
int16_t t_rq; /* length of the run queue */
int16_t t_dw; /* jobs in ``disk wait'' (neg priority) */
int16_t t_pw; /* jobs in page wait */
int16_t t_sl; /* jobs sleeping in core */
int16_t t_sw; /* swapped out runnable/short block jobs */
int32_t t_vm; /* total virtual memory */
int32_t t_avm; /* active virtual memory */
int32_t t_rm; /* total real memory in use */
int32_t t_arm; /* active real memory */
int32_t t_vmshr; /* shared virtual memory */
int32_t t_avmshr; /* active shared virtual memory */
int32_t t_rmshr; /* shared real memory */
int32_t t_armshr; /* active shared real memory */
int32_t 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 */
u_int dmon[NDMON+1];
u_int smon[NSMON+1];
/* page in time distribution counters */
u_int pmon[NPMON+2];
/* reclaim time distribution counters */
u_int rmon[NRMON+2];
int pmonmin;
int pres;
int rmonmin;
int rres;
u_int rectime; /* accumulator for reclaim times */
u_int pgintime; /* accumulator for page in times */
#endif /* PGINPROF */
#endif /* !_SYS_VMMETER_H_ */