1 | /* |
2 | * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved. |
3 | * |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
5 | * |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License |
8 | * Version 2.0 (the 'License'). You may not use this file except in |
9 | * compliance with the License. The rights granted to you under the License |
10 | * may not be used to create, or enable the creation or redistribution of, |
11 | * unlawful or unlicensed copies of an Apple operating system, or to |
12 | * circumvent, violate, or enable the circumvention or violation of, any |
13 | * terms of an Apple operating system software license agreement. |
14 | * |
15 | * Please obtain a copy of the License at |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
17 | * |
18 | * The Original Code and all software distributed under the License are |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
23 | * Please see the License for the specific language governing rights and |
24 | * limitations under the License. |
25 | * |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
27 | */ |
28 | /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ |
29 | /*- |
30 | * Copyright (c) 1982, 1986, 1993 |
31 | * The Regents of the University of California. All rights reserved. |
32 | * |
33 | * Redistribution and use in source and binary forms, with or without |
34 | * modification, are permitted provided that the following conditions |
35 | * are met: |
36 | * 1. Redistributions of source code must retain the above copyright |
37 | * notice, this list of conditions and the following disclaimer. |
38 | * 2. Redistributions in binary form must reproduce the above copyright |
39 | * notice, this list of conditions and the following disclaimer in the |
40 | * documentation and/or other materials provided with the distribution. |
41 | * 3. All advertising materials mentioning features or use of this software |
42 | * must display the following acknowledgement: |
43 | * This product includes software developed by the University of |
44 | * California, Berkeley and its contributors. |
45 | * 4. Neither the name of the University nor the names of its contributors |
46 | * may be used to endorse or promote products derived from this software |
47 | * without specific prior written permission. |
48 | * |
49 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
50 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
51 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
52 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
53 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
54 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
55 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
56 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
57 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
58 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
59 | * SUCH DAMAGE. |
60 | * |
61 | * @(#)vmmeter.h 8.2 (Berkeley) 7/10/94 |
62 | */ |
63 | |
64 | #ifndef _SYS_VMMETER_H_ |
65 | #define _SYS_VMMETER_H_ |
66 | |
67 | #include <sys/appleapiopts.h> |
68 | #include <stdint.h> |
69 | |
70 | #ifdef __APPLE_API_OBSOLETE |
71 | /* |
72 | * System wide statistics counters. |
73 | */ |
74 | struct vmmeter { |
75 | /* |
76 | * General system activity. |
77 | */ |
78 | unsigned int v_swtch; /* context switches */ |
79 | unsigned int v_trap; /* calls to trap */ |
80 | unsigned int v_syscall; /* calls to syscall() */ |
81 | unsigned int v_intr; /* device interrupts */ |
82 | unsigned int v_soft; /* software interrupts */ |
83 | unsigned int v_faults; /* total faults taken */ |
84 | /* |
85 | * Virtual memory activity. |
86 | */ |
87 | unsigned int v_lookups; /* object cache lookups */ |
88 | unsigned int v_hits; /* object cache hits */ |
89 | unsigned int v_vm_faults; /* number of address memory faults */ |
90 | unsigned int v_cow_faults; /* number of copy-on-writes */ |
91 | unsigned int v_swpin; /* swapins */ |
92 | unsigned int v_swpout; /* swapouts */ |
93 | unsigned int v_pswpin; /* pages swapped in */ |
94 | unsigned int v_pswpout; /* pages swapped out */ |
95 | unsigned int v_pageins; /* number of pageins */ |
96 | unsigned int v_pageouts; /* number of pageouts */ |
97 | unsigned int v_pgpgin; /* pages paged in */ |
98 | unsigned int v_pgpgout; /* pages paged out */ |
99 | unsigned int v_intrans; /* intransit blocking page faults */ |
100 | unsigned int v_reactivated; /* number of pages reactivated from free list */ |
101 | unsigned int v_rev; /* revolutions of the hand */ |
102 | unsigned int v_scan; /* scans in page out daemon */ |
103 | unsigned int v_dfree; /* pages freed by daemon */ |
104 | unsigned int v_pfree; /* pages freed by exiting processes */ |
105 | unsigned int v_zfod; /* pages zero filled on demand */ |
106 | unsigned int v_nzfod; /* number of zfod's created */ |
107 | /* |
108 | * Distribution of page usages. |
109 | */ |
110 | unsigned int v_page_size; /* page size in bytes */ |
111 | unsigned int v_kernel_pages; /* number of pages in use by kernel */ |
112 | unsigned int v_free_target; /* number of pages desired free */ |
113 | unsigned int v_free_min; /* minimum number of pages desired free */ |
114 | unsigned int v_free_count; /* number of pages free */ |
115 | unsigned int v_wire_count; /* number of pages wired down */ |
116 | unsigned int v_active_count; /* number of pages active */ |
117 | unsigned int v_inactive_target; /* number of pages desired inactive */ |
118 | unsigned int v_inactive_count; /* number of pages inactive */ |
119 | }; |
120 | |
121 | /* systemwide totals computed every five seconds */ |
122 | struct vmtotal { |
123 | int16_t t_rq; /* length of the run queue */ |
124 | int16_t t_dw; /* jobs in ``disk wait'' (neg priority) */ |
125 | int16_t t_pw; /* jobs in page wait */ |
126 | int16_t t_sl; /* jobs sleeping in core */ |
127 | int16_t t_sw; /* swapped out runnable/short block jobs */ |
128 | int32_t t_vm; /* total virtual memory */ |
129 | int32_t t_avm; /* active virtual memory */ |
130 | int32_t t_rm; /* total real memory in use */ |
131 | int32_t t_arm; /* active real memory */ |
132 | int32_t t_vmshr; /* shared virtual memory */ |
133 | int32_t t_avmshr; /* active shared virtual memory */ |
134 | int32_t t_rmshr; /* shared real memory */ |
135 | int32_t t_armshr; /* active shared real memory */ |
136 | int32_t t_free; /* free memory pages */ |
137 | }; |
138 | #ifdef KERNEL |
139 | extern struct vmtotal total; |
140 | #endif |
141 | |
142 | #endif /*__APPLE_API_OBSOLETE */ |
143 | |
144 | #endif /* !_SYS_VMMETER_H_ */ |
145 | |