sysinfo.h revision c10ab1c0e452ad4b88fb80efa7f198c38acdef2f
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_SYSINFO_H
#define _SYS_SYSINFO_H
#include <sys/machlock.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* System Information.
*/
#define CPU_IDLE 0
#define CPU_USER 1
#define CPU_KERNEL 2
#define CPU_WAIT 3
#define CPU_STATES 4
#define W_IO 0
#define W_SWAP 1
#define W_PIO 2
#define W_STATES 3
typedef struct cpu_sysinfo {
/*
* The two stats lwrite and bwrite are used by sar(1) to
* generate the write cache hit percentage (%wcache value).
*
* The value is calculated as follows (unless lwrite < 0.5 and
* then %wcache is coded to 100%):
*
* (lwrite - bwrite)/lwrite * 100.0
*
* This calculation assumes that when a physical write occurs
* (bwrite incremented), that a logical write (lwrite
* incremented) has also occured. Note that a logical write
* (lwrite incremented) my occur on its own.
*
*/
/* Following are gathered only under #ifdef STATISTICS in source */
typedef struct sysinfo { /* (update freq) update action */
} sysinfo_t;
typedef struct cpu_syswait {
int iowait; /* procs waiting for block I/O */
int swap; /* XXX: UNUSED */
int physio; /* XXX: UNUSED */
typedef struct cpu_vminfo {
} cpu_vminfo_t;
typedef struct vminfo { /* (update freq) update action */
} vminfo_t;
typedef struct cpu_stat {
} cpu_stat_t;
typedef struct cpu_sys_stats {
typedef struct cpu_vm_stats {
typedef struct cpu_stats {
} cpu_stats_t;
#ifdef __cplusplus
}
#endif
#endif /* _SYS_SYSINFO_H */