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Add a few more DTrace probes to the backend.

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Robert Lor
This commit is contained in:
Alvaro Herrera
2008-08-01 13:16:09 +00:00
parent 26e6991a2d
commit e36e6b1cab
16 changed files with 231 additions and 41 deletions
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8
src/backend/storage/lmgr/lock.c
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@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/storage/lmgr/lock.c,v 1.183 2008/03/17 19:44:41 petere Exp $
* $PostgreSQL: pgsql/src/backend/storage/lmgr/lock.c,v 1.184 2008/08/01 13:16:09 alvherre Exp $
*
* NOTES
* A lock table is a shared memory hash table. When
@@ -36,11 +36,11 @@
#include "access/twophase.h"
#include "access/twophase_rmgr.h"
#include "miscadmin.h"
#include "pg_trace.h"
#include "pgstat.h"
#include "utils/memutils.h"
#include "utils/ps_status.h"
#include "utils/resowner.h"
#include "pg_trace.h"
/* This configuration variable is used to set the lock table size */
@@ -787,11 +787,11 @@ LockAcquire(const LOCKTAG *locktag,
* Sleep till someone wakes me up.
*/
TRACE_POSTGRESQL_LOCK_STARTWAIT(locktag->locktag_field2, lockmode);
TRACE_POSTGRESQL_LOCK_WAIT_START(locktag->locktag_field2, lockmode);
WaitOnLock(locallock, owner);
TRACE_POSTGRESQL_LOCK_ENDWAIT(locktag->locktag_field2, lockmode);
TRACE_POSTGRESQL_LOCK_WAIT_DONE(locktag->locktag_field2, lockmode);
/*
* NOTE: do not do any material change of state between here and