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Diffstat (limited to 'sys/sys/vmmeter.h')
| -rw-r--r-- | sys/sys/vmmeter.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/sys/sys/vmmeter.h b/sys/sys/vmmeter.h new file mode 100644 index 0000000..2da0836 --- /dev/null +++ b/sys/sys/vmmeter.h @@ -0,0 +1,97 @@ +/* $OpenBSD: vmmeter.h,v 1.15 2016/07/27 14:44:59 tedu Exp $ */ +/* $NetBSD: vmmeter.h,v 1.9 1995/03/26 20:25:04 jtc Exp $ */ + +/*- + * 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. 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 __VMMETER_H__ +#define __VMMETER_H__ + +/* + * System wide statistics counters. Look in <uvm/uvm_extern.h> for the + * UVM equivalent. + */ + +/* systemwide totals computed every five seconds */ +struct vmtotal { + u_int16_t t_rq; /* length of the run queue */ + u_int16_t t_dw; /* jobs in ``disk wait'' (neg priority) */ + u_int16_t t_pw; /* jobs in page wait */ + u_int16_t t_sl; /* jobs sleeping in core */ + u_int16_t t_sw; /* swapped out runnable/short block jobs */ + u_int32_t t_vm; /* total virtual memory */ + u_int32_t t_avm; /* active virtual memory */ + u_int32_t t_rm; /* total real memory in use */ + u_int32_t t_arm; /* active real memory */ + u_int32_t t_vmshr; /* shared virtual memory */ + u_int32_t t_avmshr; /* active shared virtual memory */ + u_int32_t t_rmshr; /* shared real memory */ + u_int32_t t_armshr; /* active shared real memory */ + u_int32_t t_free; /* free memory pages */ +}; + +/* + * Fork/vfork/__tfork accounting. + */ +struct forkstat { + uint32_t cntfork; /* number of fork() calls */ + uint32_t cntvfork; /* number of vfork() calls */ + uint32_t cnttfork; /* number of __tfork() calls */ + uint32_t cntkthread; /* number of kernel threads created */ + uint64_t sizfork; /* VM pages affected by fork() */ + uint64_t sizvfork; /* VM pages affected by vfork() */ + uint64_t siztfork; /* VM pages affected by __tfork() */ + uint64_t sizkthread; /* VM pages affected by kernel threads */ +}; + +/* These sysctl names are only really used by sysctl(8) */ +#define KERN_FORKSTAT_FORK 1 +#define KERN_FORKSTAT_VFORK 2 +#define KERN_FORKSTAT_TFORK 3 +#define KERN_FORKSTAT_KTHREAD 4 +#define KERN_FORKSTAT_SIZFORK 5 +#define KERN_FORKSTAT_SIZVFORK 6 +#define KERN_FORKSTAT_SIZTFORK 7 +#define KERN_FORKSTAT_SIZKTHREAD 8 +#define KERN_FORKSTAT_MAXID 9 + +#define CTL_KERN_FORKSTAT_NAMES { \ + { 0, 0 }, \ + { "forks", CTLTYPE_INT }, \ + { "vforks", CTLTYPE_INT }, \ + { "tforks", CTLTYPE_INT }, \ + { "kthreads", CTLTYPE_INT }, \ + { "fork_pages", CTLTYPE_INT }, \ + { "vfork_pages", CTLTYPE_INT }, \ + { "tfork_pages", CTLTYPE_INT }, \ + { "kthread_pages", CTLTYPE_INT }, \ +} +#endif /* __VMMETER_H__ */ |