| 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 | |