NetBSD/sys/uvm/uvm_stat.c

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/* $NetBSD: uvm_stat.c,v 1.8 1998/02/13 05:34:30 thorpej Exp $ */
/*
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* XXXCDC: "ROUGH DRAFT" QUALITY UVM PRE-RELEASE FILE!
* >>>USE AT YOUR OWN RISK, WORK IS NOT FINISHED<<<
*/
/*
*
* Copyright (c) 1997 Charles D. Cranor and Washington University.
* 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 Charles D. Cranor and
* Washington University.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
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*
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* from: Id: uvm_stat.c,v 1.1.2.3 1997/12/19 15:01:00 mrg Exp
*/
#include "opt_uvmhist.h"
/*
* uvm_stat.c
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <vm/vm.h>
#include <uvm/uvm.h>
/*
* globals
*/
struct uvm_cnt *uvm_cnt_head = NULL;
#ifdef UVMHIST
struct uvm_history_head uvm_histories;
#endif
#ifdef UVMHIST_PRINT
int uvmhist_print_enabled = 1;
#endif
/*
* prototypes
*/
#ifdef UVMHIST
void uvmhist_dump __P((struct uvm_history *));
#endif
void uvmcnt_dump __P((void));
void uvmmap_dump __P((vm_map_t));
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void uvm_dump __P((void));
#ifdef UVMHIST
/* call this from ddb */
void
uvmhist_dump(l)
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struct uvm_history *l;
{
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int lcv, s;
s = splhigh();
lcv = l->f;
do {
if (l->e[lcv].fmt)
uvmhist_print(&l->e[lcv]);
lcv = (lcv + 1) % l->n;
} while (lcv != l->f);
splx(s);
}
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#endif /* UVMHIST */
void
uvmcnt_dump()
{
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struct uvm_cnt *uvc = uvm_cnt_head;
while (uvc) {
if ((uvc->t & UVMCNT_MASK) != UVMCNT_CNT)
continue;
printf("%s = %d\n", uvc->name, uvc->c);
uvc = uvc->next;
}
}
/*
* uvm_dump: ddb hook to dump interesting uvm counters
*/
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void
uvm_dump()
{
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printf("Current UVM status:\n");
printf(" pagesize=%d (0x%x), pagemask=0x%x, pageshift=%d\n",
uvmexp.pagesize, uvmexp.pagesize, uvmexp.pagemask,
uvmexp.pageshift);
printf(" %d VM pages: %d active, %d inactive, %d wired, %d free\n",
uvmexp.npages, uvmexp.active, uvmexp.inactive, uvmexp.wired,
uvmexp.free);
printf(" freemin=%d, free-target=%d, inactive-target=%d, "
"wired-max=%d\n", uvmexp.freemin, uvmexp.freetarg, uvmexp.inactarg,
uvmexp.wiredmax);
printf(" faults=%d, traps=%d, intrs=%d, ctxswitch=%d\n",
uvmexp.faults, uvmexp.traps, uvmexp.intrs, uvmexp.swtch);
printf(" softint=%d, syscalls=%d, swapins=%d, swapouts=%d\n",
uvmexp.softs, uvmexp.syscalls, uvmexp.swapins, uvmexp.swapouts);
printf(" fault counts:\n");
printf(" noram=%d, noanon=%d, pgwait=%d, pgrele=%d\n",
uvmexp.fltnoram, uvmexp.fltnoanon, uvmexp.fltpgwait,
uvmexp.fltpgrele);
printf(" ok relocks(total)=%d(%d), anget(retrys)=%d(%d), "
"amapcopy=%d\n", uvmexp.fltrelckok, uvmexp.fltrelck,
uvmexp.fltanget, uvmexp.fltanretry, uvmexp.fltamcopy);
printf(" neighbor anon/obj pg=%d/%d, gets(lock/unlock)=%d/%d\n",
uvmexp.fltnamap, uvmexp.fltnomap, uvmexp.fltlget, uvmexp.fltget);
printf(" cases: anon=%d, anoncow=%d, obj=%d, prcopy=%d, przero=%d\n",
uvmexp.flt_anon, uvmexp.flt_acow, uvmexp.flt_obj, uvmexp.flt_prcopy,
uvmexp.flt_przero);
printf(" daemon and swap counts:\n");
printf(" woke=%d, revs=%d, scans=%d, swout=%d\n", uvmexp.pdwoke,
uvmexp.pdrevs, uvmexp.pdscans, uvmexp.pdswout);
printf(" busy=%d, freed=%d, reactivate=%d, deactivate=%d\n",
uvmexp.pdbusy, uvmexp.pdfreed, uvmexp.pdreact, uvmexp.pddeact);
printf(" pageouts=%d, pending=%d, nswget=%d\n", uvmexp.pdpageouts,
uvmexp.pdpending, uvmexp.nswget);
printf(" nswapdev=%d, nanon=%d, nfreeanon=%d\n", uvmexp.nswapdev,
uvmexp.nanon, uvmexp.nfreeanon);
}