| | 1 | /* |
| | 2 | * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved. |
| | 3 | * |
| | 4 | * @APPLE_LICENSE_HEADER_START@ |
| | 5 | * |
| | 6 | * The contents of this file constitute Original Code as defined in and |
| | 7 | * are subject to the Apple Public Source License Version 1.1 (the |
| | 8 | * "License"). You may not use this file except in compliance with the |
| | 9 | * License. Please obtain a copy of the License at |
| | 10 | * http://www.apple.com/publicsource and read it before using this file. |
| | 11 | * |
| | 12 | * This Original Code and all software distributed under the License are |
| | 13 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| | 14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| | 15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| | 16 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the |
| | 17 | * License for the specific language governing rights and limitations |
| | 18 | * under the License. |
| | 19 | * |
| | 20 | * @APPLE_LICENSE_HEADER_END@ |
| | 21 | */ |
| | 22 | /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ |
| | 23 | /*- |
| | 24 | * Copyright (c) 1982, 1986, 1993 |
| | 25 | * The Regents of the University of California. All rights reserved. |
| | 26 | * |
| | 27 | * Redistribution and use in source and binary forms, with or without |
| | 28 | * modification, are permitted provided that the following conditions |
| | 29 | * are met: |
| | 30 | * 1. Redistributions of source code must retain the above copyright |
| | 31 | * notice, this list of conditions and the following disclaimer. |
| | 32 | * 2. Redistributions in binary form must reproduce the above copyright |
| | 33 | * notice, this list of conditions and the following disclaimer in the |
| | 34 | * documentation and/or other materials provided with the distribution. |
| | 35 | * 3. All advertising materials mentioning features or use of this software |
| | 36 | * must display the following acknowledgement: |
| | 37 | * This product includes software developed by the University of |
| | 38 | * California, Berkeley and its contributors. |
| | 39 | * 4. Neither the name of the University nor the names of its contributors |
| | 40 | * may be used to endorse or promote products derived from this software |
| | 41 | * without specific prior written permission. |
| | 42 | * |
| | 43 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| | 44 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| | 45 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| | 46 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| | 47 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| | 48 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| | 49 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| | 50 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| | 51 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| | 52 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| | 53 | * SUCH DAMAGE. |
| | 54 | * |
| | 55 | * @(#)vmmeter.h 8.2 (Berkeley) 7/10/94 |
| | 56 | */ |
| | 57 | |
| | 58 | #ifndef _SYS_VMMETER_H_ |
| | 59 | #define _SYS_VMMETER_H_ |
| | 60 | |
| | 61 | #include <sys/appleapiopts.h> |
| | 62 | |
| | 63 | #ifdef __APPLE_API_OBSOLETE |
| | 64 | /* |
| | 65 | * System wide statistics counters. |
| | 66 | */ |
| | 67 | struct vmmeter { |
| | 68 | /* |
| | 69 | * General system activity. |
| | 70 | */ |
| | 71 | u_int v_swtch; /* context switches */ |
| | 72 | u_int v_trap; /* calls to trap */ |
| | 73 | u_int v_syscall; /* calls to syscall() */ |
| | 74 | u_int v_intr; /* device interrupts */ |
| | 75 | u_int v_soft; /* software interrupts */ |
| | 76 | u_int v_faults; /* total faults taken */ |
| | 77 | /* |
| | 78 | * Virtual memory activity. |
| | 79 | */ |
| | 80 | u_int v_lookups; /* object cache lookups */ |
| | 81 | u_int v_hits; /* object cache hits */ |
| | 82 | u_int v_vm_faults; /* number of address memory faults */ |
| | 83 | u_int v_cow_faults; /* number of copy-on-writes */ |
| | 84 | u_int v_swpin; /* swapins */ |
| | 85 | u_int v_swpout; /* swapouts */ |
| | 86 | u_int v_pswpin; /* pages swapped in */ |
| | 87 | u_int v_pswpout; /* pages swapped out */ |
| | 88 | u_int v_pageins; /* number of pageins */ |
| | 89 | u_int v_pageouts; /* number of pageouts */ |
| | 90 | u_int v_pgpgin; /* pages paged in */ |
| | 91 | u_int v_pgpgout; /* pages paged out */ |
| | 92 | u_int v_intrans; /* intransit blocking page faults */ |
| | 93 | u_int v_reactivated; /* number of pages reactivated from free list */ |
| | 94 | u_int v_rev; /* revolutions of the hand */ |
| | 95 | u_int v_scan; /* scans in page out daemon */ |
| | 96 | u_int v_dfree; /* pages freed by daemon */ |
| | 97 | u_int v_pfree; /* pages freed by exiting processes */ |
| | 98 | u_int v_zfod; /* pages zero filled on demand */ |
| | 99 | u_int v_nzfod; /* number of zfod's created */ |
| | 100 | /* |
| | 101 | * Distribution of page usages. |
| | 102 | */ |
| | 103 | u_int v_page_size; /* page size in bytes */ |
| | 104 | u_int v_kernel_pages; /* number of pages in use by kernel */ |
| | 105 | u_int v_free_target; /* number of pages desired free */ |
| | 106 | u_int v_free_min; /* minimum number of pages desired free */ |
| | 107 | u_int v_free_count; /* number of pages free */ |
| | 108 | u_int v_wire_count; /* number of pages wired down */ |
| | 109 | u_int v_active_count; /* number of pages active */ |
| | 110 | u_int v_inactive_target; /* number of pages desired inactive */ |
| | 111 | u_int v_inactive_count; /* number of pages inactive */ |
| | 112 | }; |
| | 113 | #ifdef KERNEL |
| | 114 | extern struct vmmeter cnt; |
| | 115 | #endif |
| | 116 | |
| | 117 | /* systemwide totals computed every five seconds */ |
| | 118 | struct vmtotal |
| | 119 | { |
| | 120 | int16_t t_rq; /* length of the run queue */ |
| | 121 | int16_t t_dw; /* jobs in ``disk wait'' (neg priority) */ |
| | 122 | int16_t t_pw; /* jobs in page wait */ |
| | 123 | int16_t t_sl; /* jobs sleeping in core */ |
| | 124 | int16_t t_sw; /* swapped out runnable/short block jobs */ |
| | 125 | int32_t t_vm; /* total virtual memory */ |
| | 126 | int32_t t_avm; /* active virtual memory */ |
| | 127 | int32_t t_rm; /* total real memory in use */ |
| | 128 | int32_t t_arm; /* active real memory */ |
| | 129 | int32_t t_vmshr; /* shared virtual memory */ |
| | 130 | int32_t t_avmshr; /* active shared virtual memory */ |
| | 131 | int32_t t_rmshr; /* shared real memory */ |
| | 132 | int32_t t_armshr; /* active shared real memory */ |
| | 133 | int32_t t_free; /* free memory pages */ |
| | 134 | }; |
| | 135 | #ifdef KERNEL |
| | 136 | extern struct vmtotal total; |
| | 137 | #endif |
| | 138 | |
| | 139 | #endif /*__APPLE_API_OBSOLETE */ |
| | 140 | |
| | 141 | #endif /* !_SYS_VMMETER_H_ */ |
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