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 | |