diff options
Diffstat (limited to 'src/backend/replication/walreceiverfuncs.c')
| -rw-r--r-- | src/backend/replication/walreceiverfuncs.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/backend/replication/walreceiverfuncs.c b/src/backend/replication/walreceiverfuncs.c index 579216af34d..c450bb8ad6a 100644 --- a/src/backend/replication/walreceiverfuncs.c +++ b/src/backend/replication/walreceiverfuncs.c @@ -314,7 +314,8 @@ GetWalRcvWriteRecPtr(XLogRecPtr *latestChunkStart, TimeLineID *receiveTLI) } /* - * Returns the replication apply delay in ms + * Returns the replication apply delay in ms or -1 + * if the apply delay info is not available */ int GetReplicationApplyDelay(void) @@ -328,6 +329,8 @@ GetReplicationApplyDelay(void) long secs; int usecs; + TimestampTz chunckReplayStartTime; + SpinLockAcquire(&walrcv->mutex); receivePtr = walrcv->receivedUpto; SpinLockRelease(&walrcv->mutex); @@ -337,7 +340,12 @@ GetReplicationApplyDelay(void) if (receivePtr == replayPtr) return 0; - TimestampDifference(GetCurrentChunkReplayStartTime(), + chunckReplayStartTime = GetCurrentChunkReplayStartTime(); + + if (chunckReplayStartTime == 0) + return -1; + + TimestampDifference(chunckReplayStartTime, GetCurrentTimestamp(), &secs, &usecs); |