1 /* $NetBSD: vmmeter.h,v 1.19 2009/10/21 21:12:07 rmind Exp $ */ 2 3 /*- 4 * Copyright (c) 1982, 1986, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * @(#)vmmeter.h 8.2 (Berkeley) 7/10/94 32 */ 33 34 #ifndef _SYS_VMMETER_H_ 35 #define _SYS_VMMETER_H_ 36 37 /* systemwide totals computed every five seconds */ 38 struct vmtotal 39 { 40 int16_t t_rq; /* length of the run queue */ 41 int16_t t_dw; /* jobs in ``disk wait'' (neg priority) */ 42 int16_t t_pw; /* jobs in page wait */ 43 int16_t t_sl; /* jobs sleeping in core */ 44 int16_t _reserved1; 45 int32_t t_vm; /* total virtual memory */ 46 int32_t t_avm; /* active virtual memory */ 47 int32_t t_rm; /* total real memory in use */ 48 int32_t t_arm; /* active real memory */ 49 int32_t t_vmshr; /* shared virtual memory */ 50 int32_t t_avmshr; /* active shared virtual memory */ 51 int32_t t_rmshr; /* shared real memory */ 52 int32_t t_armshr; /* active shared real memory */ 53 int32_t t_free; /* free memory pages */ 54 }; 55 56 /* 57 * Optional instrumentation. 58 */ 59 #ifdef PGINPROF 60 61 #define NDMON 128 62 #define NSMON 128 63 64 #define DRES 20 65 #define SRES 5 66 67 #define PMONMIN 20 68 #define PRES 50 69 #define NPMON 64 70 71 #define RMONMIN 130 72 #define RRES 5 73 #define NRMON 64 74 75 /* data and stack size distribution counters */ 76 u_int dmon[NDMON+1]; 77 u_int smon[NSMON+1]; 78 79 /* page in time distribution counters */ 80 u_int pmon[NPMON+2]; 81 82 /* reclaim time distribution counters */ 83 u_int rmon[NRMON+2]; 84 85 int pmonmin; 86 int pres; 87 int rmonmin; 88 int rres; 89 90 u_int rectime; /* accumulator for reclaim times */ 91 u_int pgintime; /* accumulator for page in times */ 92 #endif /* PGINPROF */ 93 94 #endif /* !_SYS_VMMETER_H_ */ 95