/* * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ /*- * Copyright (c) 1982, 1986, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)vmmeter.h 8.2 (Berkeley) 7/10/94 */ #ifndef _SYS_VMMETER_H_ #define _SYS_VMMETER_H_ #include #ifdef __APPLE_API_OBSOLETE /* * System wide statistics counters. */ struct vmmeter { /* * General system activity. */ unsigned int v_swtch; /* context switches */ unsigned int v_trap; /* calls to trap */ unsigned int v_syscall; /* calls to syscall() */ unsigned int v_intr; /* device interrupts */ unsigned int v_soft; /* software interrupts */ unsigned int v_faults; /* total faults taken */ /* * Virtual memory activity. */ unsigned int v_lookups; /* object cache lookups */ unsigned int v_hits; /* object cache hits */ unsigned int v_vm_faults; /* number of address memory faults */ unsigned int v_cow_faults; /* number of copy-on-writes */ unsigned int v_swpin; /* swapins */ unsigned int v_swpout; /* swapouts */ unsigned int v_pswpin; /* pages swapped in */ unsigned int v_pswpout; /* pages swapped out */ unsigned int v_pageins; /* number of pageins */ unsigned int v_pageouts; /* number of pageouts */ unsigned int v_pgpgin; /* pages paged in */ unsigned int v_pgpgout; /* pages paged out */ unsigned int v_intrans; /* intransit blocking page faults */ unsigned int v_reactivated; /* number of pages reactivated from free list */ unsigned int v_rev; /* revolutions of the hand */ unsigned int v_scan; /* scans in page out daemon */ unsigned int v_dfree; /* pages freed by daemon */ unsigned int v_pfree; /* pages freed by exiting processes */ unsigned int v_zfod; /* pages zero filled on demand */ unsigned int v_nzfod; /* number of zfod's created */ /* * Distribution of page usages. */ unsigned int v_page_size; /* page size in bytes */ unsigned int v_kernel_pages; /* number of pages in use by kernel */ unsigned int v_free_target; /* number of pages desired free */ unsigned int v_free_min; /* minimum number of pages desired free */ unsigned int v_free_count; /* number of pages free */ unsigned int v_wire_count; /* number of pages wired down */ unsigned int v_active_count; /* number of pages active */ unsigned int v_inactive_target; /* number of pages desired inactive */ unsigned int v_inactive_count; /* number of pages inactive */ }; /* systemwide totals computed every five seconds */ struct vmtotal { int16_t t_rq; /* length of the run queue */ int16_t t_dw; /* jobs in ``disk wait'' (neg priority) */ int16_t t_pw; /* jobs in page wait */ int16_t t_sl; /* jobs sleeping in core */ int16_t t_sw; /* swapped out runnable/short block jobs */ int32_t t_vm; /* total virtual memory */ int32_t t_avm; /* active virtual memory */ int32_t t_rm; /* total real memory in use */ int32_t t_arm; /* active real memory */ int32_t t_vmshr; /* shared virtual memory */ int32_t t_avmshr; /* active shared virtual memory */ int32_t t_rmshr; /* shared real memory */ int32_t t_armshr; /* active shared real memory */ int32_t t_free; /* free memory pages */ }; #ifdef KERNEL extern struct vmtotal total; #endif #endif /*__APPLE_API_OBSOLETE */ #endif /* !_SYS_VMMETER_H_ */