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When archiving is enabled, rotate the last WAL segment at shutdown so that

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all transactions are archived.

Original patch by Guillaume Smet.
This commit is contained in:
Heikki Linnakangas 2009-05-28 11:02:16 +00:00
parent ee3980ebf3
commit 2e6107cb62
1 changed files with 12 additions and 1 deletions

13
src/backend/access/transam/xlog.c

@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.340 2009/05/15 15:56:39 tgl Exp $
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.341 2009/05/28 11:02:16 heikki Exp $
*
*-------------------------------------------------------------------------
*/
@ -6085,7 +6085,18 @@ ShutdownXLOG(int code, Datum arg)
if (RecoveryInProgress())
CreateRestartPoint(CHECKPOINT_IS_SHUTDOWN | CHECKPOINT_IMMEDIATE);
else
{
/*
* If archiving is enabled, rotate the last XLOG file so that all the
* remaining records are archived (postmaster wakes up the archiver
* process one more time at the end of shutdown). The checkpoint
* record will go to the next XLOG file and won't be archived (yet).
*/
if (XLogArchivingActive() && XLogArchiveCommandSet())
RequestXLogSwitch();
CreateCheckPoint(CHECKPOINT_IS_SHUTDOWN | CHECKPOINT_IMMEDIATE);
}
ShutdownCLOG();
ShutdownSUBTRANS();
ShutdownMultiXact();