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Removed (almost) meaningless "object cache lookups/hits" statistic. In

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our framework, these numbers will usually be nearly the same, and not
because of any sort of high 'hit rate'.
This commit is contained in:
David Greenman 1995-03-25 08:42:14 +00:00
parent e169c6670b
commit 260295f979
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=7350
2 changed files with 3 additions and 7 deletions
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6
sys/sys/vmmeter.h
View file

@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)vmmeter.h 8.1 (Berkeley) 6/2/93
* $Id: vmmeter.h,v 1.8 1995/02/22 18:06:49 davidg Exp $
* $Id: vmmeter.h,v 1.9 1995/03/25 06:09:28 davidg Exp $
*/
#ifndef _SYS_VMMETER_H_
@ -52,10 +52,9 @@ struct vmmeter {
/*
* Virtual memory activity.
*/
unsigned v_lookups; /* object cache lookups */
unsigned v_hits; /* object cache hits */
unsigned v_vm_faults; /* number of address memory faults */
unsigned v_cow_faults; /* number of copy-on-writes */
unsigned v_zfod; /* pages zero filled on demand */
unsigned v_swapin; /* swap pager pageins */
unsigned v_swapout; /* swap pager pageouts */
unsigned v_swappgsin; /* swap pager pages paged in */
@ -71,7 +70,6 @@ struct vmmeter {
unsigned v_dfree; /* pages freed by daemon */
unsigned v_pfree; /* pages freed by exiting processes */
unsigned v_tfree; /* total pages freed */
unsigned v_zfod; /* pages zero filled on demand */
/*
* Distribution of page usages.
*/

4
sys/vm/vm_object.c
View file

@ -61,7 +61,7 @@
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*
* $Id: vm_object.c,v 1.38 1995/03/23 05:19:44 davidg Exp $
* $Id: vm_object.c,v 1.39 1995/03/25 06:09:33 davidg Exp $
*/
/*
@ -927,7 +927,6 @@ vm_object_lookup(pager)
register vm_object_hash_entry_t entry;
vm_object_t object;
cnt.v_lookups++;
vm_object_cache_lock();
for (entry = vm_object_hashtable[vm_object_hash(pager)].tqh_first;
@ -944,7 +943,6 @@ vm_object_lookup(pager)
object->ref_count++;
vm_object_unlock(object);
vm_object_cache_unlock();
cnt.v_hits++;
return (object);
}
}