diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/access/transam/xact.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/src/backend/access/transam/xact.c b/src/backend/access/transam/xact.c index 91fbbd0be6b..8f2a3ed5e4f 100644 --- a/src/backend/access/transam/xact.c +++ b/src/backend/access/transam/xact.c @@ -10,7 +10,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/access/transam/xact.c,v 1.290 2010/05/13 11:15:38 sriggs Exp $ + * $PostgreSQL: pgsql/src/backend/access/transam/xact.c,v 1.291 2010/05/13 11:39:30 sriggs Exp $ * *------------------------------------------------------------------------- */ @@ -1348,6 +1348,18 @@ RecordTransactionAbort(bool isSubXact) (void) XLogInsert(RM_XACT_ID, XLOG_XACT_ABORT, rdata); /* + * Report the latest async abort LSN, so that the WAL writer knows to + * flush this abort. There's nothing to be gained by delaying this, + * since WALWriter may as well do this when it can. This is important + * with streaming replication because if we don't flush WAL regularly + * we will find that large aborts leave us with a long backlog for + * when commits occur after the abort, increasing our window of data + * loss should problems occur at that point. + */ + if (!isSubXact) + XLogSetAsyncCommitLSN(XactLastRecEnd); + + /* * Mark the transaction aborted in clog. This is not absolutely necessary * but we may as well do it while we are here; also, in the subxact case * it is helpful because XactLockTableWait makes use of it to avoid |