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Don't forget to flush XLOG_PARAMETER_CHANGE record.
2014年3月25日 17:12:39 +0000 (02:12 +0900)
2014年3月25日 17:14:01 +0000 (02:14 +0900)
Backpatch to 9.0 where XLOG_PARAMETER_CHANGE record was instroduced.


diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c
index 15e0c01b59d3668408f7e141270885fff57a27e7..e245aa6ef8a9ba0dac6b89519c428bd447a1fe34 100644 (file)
--- a/src/backend/access/transam/xlog.c
+++ b/src/backend/access/transam/xlog.c
@@ -8803,6 +8803,7 @@ XLogReportParameters(void)
{
XLogRecData rdata;
xl_parameter_change xlrec;
+ XLogRecPtr recptr;
xlrec.MaxConnections = MaxConnections;
xlrec.max_prepared_xacts = max_prepared_xacts;
@@ -8814,7 +8815,8 @@ XLogReportParameters(void)
rdata.len = sizeof(xlrec);
rdata.next = NULL;
- XLogInsert(RM_XLOG_ID, XLOG_PARAMETER_CHANGE, &rdata);
+ recptr = XLogInsert(RM_XLOG_ID, XLOG_PARAMETER_CHANGE, &rdata);
+ XLogFlush(recptr);
}
ControlFile->MaxConnections = MaxConnections;
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