diff options
Diffstat (limited to 'src/backend/access/transam/xlog.c')
| -rw-r--r-- | src/backend/access/transam/xlog.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c index 690077ce821..26c9ef3d410 100644 --- a/src/backend/access/transam/xlog.c +++ b/src/backend/access/transam/xlog.c @@ -8566,10 +8566,18 @@ CreateRestartPoint(int flags) PrevLogSeg(_logId, _logSeg); /* - * Update ThisTimeLineID to the recovery target timeline, so that - * we install any recycled segments on the correct timeline. + * Update ThisTimeLineID to the timeline we're currently replaying, + * so that we install any recycled segments on that timeline. + * + * There is no guarantee that the WAL segments will be useful on the + * current timeline; if recovery proceeds to a new timeline right + * after this, the pre-allocated WAL segments on this timeline will + * not be used, and will go wasted until recycled on the next + * restartpoint. We'll live with that. */ - ThisTimeLineID = GetRecoveryTargetTLI(); + SpinLockAcquire(&xlogctl->info_lck); + ThisTimeLineID = XLogCtl->lastCheckPoint.ThisTimeLineID; + SpinLockRelease(&xlogctl->info_lck); RemoveOldXlogFiles(_logId, _logSeg, endptr); |