Correctly initialise shared recoveryLastRecPtr in recovery.

Previously we used ReadRecPtr rather than EndRecPtr, which was
not a serious error but caused pg_stat_replication to report
incorrect replay_location until at least one WAL record is replayed.

Fujii Masao

diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c
index 936c2bf24adb2b1f590bd01f85d9e85bbd3ea088..85cb2accc32f1cf31cea0910823292fa23f53b56 100644 (file)
--- a/src/backend/access/transam/xlog.c
+++ b/src/backend/access/transam/xlog.c
@@ -6134,7 +6134,7 @@ StartupXLOG(void)
                 */
                SpinLockAcquire(&xlogctl->info_lck);
                xlogctl->replayEndRecPtr = ReadRecPtr;
-               xlogctl->recoveryLastRecPtr = ReadRecPtr;
+               xlogctl->recoveryLastRecPtr = EndRecPtr;
                xlogctl->recoveryLastXTime = 0;
                SpinLockRelease(&xlogctl->info_lck);