diff options
Diffstat (limited to 'src/backend/access/transam/xlog.c')
| -rw-r--r-- | src/backend/access/transam/xlog.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c index e3196e96d33..a55c2ffbcfe 100644 --- a/src/backend/access/transam/xlog.c +++ b/src/backend/access/transam/xlog.c @@ -363,7 +363,7 @@ typedef struct XLogCtlData uint32 ckptXidEpoch; /* nextXID & epoch of latest checkpoint */ TransactionId ckptXid; XLogRecPtr asyncXactLSN; /* LSN of newest async commit/abort */ - uint32 lastRemovedLog; /* latest removed/recycled XLOG segment */ + uint32 lastRemovedLog; /* latest removed/recycled XLOG segment + 1 */ uint32 lastRemovedSeg; /* Protected by WALWriteLock: */ @@ -3210,8 +3210,10 @@ PreallocXlogFiles(XLogRecPtr endptr) } /* - * Get the log/seg of the latest removed or recycled WAL segment. - * Returns 0 if no WAL segments have been removed since startup. + * Get the log/seg of the first WAL segment that has not been removed or + * recycled. In other words, the log/seg of the last removed/recycled WAL + * segment + 1. + * Returns 0/0 if no WAL segments have been removed since startup. */ void XLogGetLastRemoved(uint32 *log, uint32 *seg) @@ -3239,6 +3241,7 @@ UpdateLastRemovedPtr(char *filename) seg; XLogFromFileName(filename, &tli, &log, &seg); + NextLogSeg(log, seg); SpinLockAcquire(&xlogctl->info_lck); if (log > xlogctl->lastRemovedLog || |