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 19ef66b5f82fe9860126473a6ee2a70f01560c48..ce659ec63d920bd29755aa393c55c600fe052d71 100644 (file)
--- a/src/backend/access/transam/xlog.c
+++ b/src/backend/access/transam/xlog.c
@@ -6407,7 +6407,7 @@ StartupXLOG(void)
         */
        SpinLockAcquire(&xlogctl->info_lck);
        xlogctl->replayEndRecPtr = ReadRecPtr;
-       xlogctl->recoveryLastRecPtr = ReadRecPtr;
+       xlogctl->recoveryLastRecPtr = EndRecPtr;
        xlogctl->recoveryLastXTime = 0;
        xlogctl->currentChunkStartTime = 0;
        xlogctl->recoveryPause = false;