[apple/xnu.git] / bsd / sys / vmmeter.h

/*
 * 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 <sys/appleapiopts.h>

#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_ */
Commit	Line	Data
1c79356b	1	/*
5d5c5d0d A	2	* Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
5d5c5d0d A	3	*
2d21ac55	4	* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b	5	*
2d21ac55 A	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.
8f6c56a5	14	*
2d21ac55 A	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
8f6c56a5 A	20	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
8f6c56a5 A	21	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55 A	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.
8f6c56a5	25	*
2d21ac55	26	* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b A	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
9bccf70c A	67	#include <sys/appleapiopts.h>
	68
	69	#ifdef __APPLE_API_OBSOLETE
1c79356b A	70	/*
	71	* System wide statistics counters.
	72	*/
	73	struct vmmeter {
	74	/*
	75	* General system activity.
	76	*/
2d21ac55 A	77	unsigned int v_swtch; /* context switches */
	78	unsigned int v_trap; /* calls to trap */
	79	unsigned int v_syscall; /* calls to syscall() */
	80	unsigned int v_intr; /* device interrupts */
	81	unsigned int v_soft; /* software interrupts */
	82	unsigned int v_faults; /* total faults taken */
1c79356b A	83	/*
	84	* Virtual memory activity.
	85	*/
2d21ac55 A	86	unsigned int v_lookups; /* object cache lookups */
	87	unsigned int v_hits; /* object cache hits */
	88	unsigned int v_vm_faults; /* number of address memory faults */
	89	unsigned int v_cow_faults; /* number of copy-on-writes */
	90	unsigned int v_swpin; /* swapins */
	91	unsigned int v_swpout; /* swapouts */
	92	unsigned int v_pswpin; /* pages swapped in */
	93	unsigned int v_pswpout; /* pages swapped out */
	94	unsigned int v_pageins; /* number of pageins */
	95	unsigned int v_pageouts; /* number of pageouts */
	96	unsigned int v_pgpgin; /* pages paged in */
	97	unsigned int v_pgpgout; /* pages paged out */
	98	unsigned int v_intrans; /* intransit blocking page faults */
	99	unsigned int v_reactivated; /* number of pages reactivated from free list */
	100	unsigned int v_rev; /* revolutions of the hand */
	101	unsigned int v_scan; /* scans in page out daemon */
	102	unsigned int v_dfree; /* pages freed by daemon */
	103	unsigned int v_pfree; /* pages freed by exiting processes */
	104	unsigned int v_zfod; /* pages zero filled on demand */
	105	unsigned int v_nzfod; /* number of zfod's created */
1c79356b A	106	/*
	107	* Distribution of page usages.
	108	*/
2d21ac55 A	109	unsigned int v_page_size; /* page size in bytes */
	110	unsigned int v_kernel_pages; /* number of pages in use by kernel */
	111	unsigned int v_free_target; /* number of pages desired free */
	112	unsigned int v_free_min; /* minimum number of pages desired free */
	113	unsigned int v_free_count; /* number of pages free */
	114	unsigned int v_wire_count; /* number of pages wired down */
	115	unsigned int v_active_count; /* number of pages active */
	116	unsigned int v_inactive_target; /* number of pages desired inactive */
	117	unsigned int v_inactive_count; /* number of pages inactive */
1c79356b	118	};
1c79356b A	119
	120	/* systemwide totals computed every five seconds */
	121	struct vmtotal
	122	{
	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
9bccf70c A	142	#endif /__APPLE_API_OBSOLETE /
9bccf70c A	143
1c79356b	144	#endif /* !_SYS_VMMETER_H_ */