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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2006-06-19 01:51:22 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2006-06-19 01:51:22 +0000 |
| commit | b13c9686d08411a284afeb881b49d7955761d8cb (patch) | |
| tree | ec956d8cc1a3176b73b064d711ce5ccda547e23b /src/backend/postmaster/postmaster.c | |
| parent | 6075feed40804a963f9a7c041e7d157a86cc758d (diff) | |
| download | postgresql-b13c9686d08411a284afeb881b49d7955761d8cb.tar.gz postgresql-b13c9686d08411a284afeb881b49d7955761d8cb.zip | |
Take the statistics collector out of the loop for monitoring backends'
current commands; instead, store current-status information in shared
memory. This substantially reduces the overhead of stats_command_string
and also ensures that pg_stat_activity is fully up to date at all times.
Per my recent proposal.
Diffstat (limited to 'src/backend/postmaster/postmaster.c')
| -rw-r--r-- | src/backend/postmaster/postmaster.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c index fc4a9bcdc33..aac116b466a 100644 --- a/src/backend/postmaster/postmaster.c +++ b/src/backend/postmaster/postmaster.c @@ -37,7 +37,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.486 2006/06/18 15:38:37 petere Exp $ + * $PostgreSQL: pgsql/src/backend/postmaster/postmaster.c,v 1.487 2006/06/19 01:51:21 tgl Exp $ * * NOTES * @@ -2109,9 +2109,6 @@ reaper(SIGNAL_ARGS) { AutoVacPID = 0; autovac_stopped(); - /* Tell the collector about process termination */ - pgstat_beterm(pid); - if (exitstatus != 0) HandleChildCrash(pid, exitstatus, _("autovacuum process")); @@ -2252,8 +2249,6 @@ CleanupBackend(int pid, #ifdef EXEC_BACKEND ShmemBackendArrayRemove(pid); #endif - /* Tell the collector about backend termination */ - pgstat_beterm(pid); break; } } @@ -2299,8 +2294,6 @@ HandleChildCrash(int pid, int exitstatus, const char *procname) #ifdef EXEC_BACKEND ShmemBackendArrayRemove(pid); #endif - /* Tell the collector about backend termination */ - pgstat_beterm(pid); /* Keep looping so we can signal remaining backends */ } else |