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Autovacuum loose end mop-up. Provide autovacuum-specific vacuum cost

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delay and limit, both as global GUCs and as table-specific entries in
pg_autovacuum.  stats_reset_on_server_start is now OFF by default,
but a reset is forced if we did WAL replay.  XID-wrap vacuums do not
ANALYZE, but do FREEZE if it's a template database.  Alvaro Herrera
This commit is contained in:
Tom Lane
2005-08-11 21:11:50 +00:00
parent f6c30d54fa
commit d90c531188
18 changed files with 456 additions and 209 deletions
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10
src/backend/access/transam/xlog.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.214 2005/07/30 14:15:44 momjian Exp $
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.215 2005/08/11 21:11:43 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -33,6 +33,7 @@
#include "catalog/catversion.h"
#include "catalog/pg_control.h"
#include "miscadmin.h"
#include "pgstat.h"
#include "postmaster/bgwriter.h"
#include "storage/bufpage.h"
#include "storage/fd.h"
@ -48,7 +49,7 @@
/*
* Becauase O_DIRECT bypasses the kernel buffers, and because we never
* Because O_DIRECT bypasses the kernel buffers, and because we never
* read those buffers except during crash recovery, it is a win to use
* it in all cases where we sync on each write(). We could allow O_DIRECT
* with fsync(), but because skipping the kernel buffer forces writes out
@ -4685,6 +4686,11 @@ StartupXLOG(void)
RmgrTable[rmid].rm_cleanup();
}
/*
* Reset pgstat data, because it may be invalid after recovery.
*/
pgstat_reset_all();
/*
* Perform a new checkpoint to update our recovery activity to
* disk.