From 28ac031e3484df0d293bfeabd4ec08bed961b6f2 Mon Sep 17 00:00:00 2001 From: BharatDB Date: Mon, 3 Nov 2025 16:19:09 +0530 Subject: [PATCH] Enhance checkpoint logs to include reason (manual/timed/immediate) Signed-off-by: BharatDB --- src/backend/access/transam/xlog.c | 24 +++++++++++++++++++----- 1 file changed, 19 insertions(+), 5 deletions(-) diff --git a/src/backend/access/transam/xlog.c b/src/backend/access/transam/xlog.c index fd91bcd68e..ec992d2139 100644 --- a/src/backend/access/transam/xlog.c +++ b/src/backend/access/transam/xlog.c @@ -56,6 +56,7 @@ #include "access/transam.h" #include "access/twophase.h" #include "access/xact.h" +#include "access/xlog.h" #include "access/xlog_internal.h" #include "access/xlogarchive.h" #include "access/xloginsert.h" @@ -6732,7 +6733,7 @@ LogCheckpointStart(int flags, bool restartpoint) * Log end of a checkpoint. */ static void -LogCheckpointEnd(bool restartpoint) +LogCheckpointEnd(bool restartpoint, int flags) { long write_msecs, sync_msecs, @@ -6740,6 +6741,17 @@ LogCheckpointEnd(bool restartpoint) longest_msecs, average_msecs; uint64 average_sync_time; + const char *ckpt_reason = "timed"; + + /* Determine checkpoint reason */ + if (flags & CHECKPOINT_IS_SHUTDOWN) + ckpt_reason = "shutdown"; + else if (flags & CHECKPOINT_END_OF_RECOVERY) + ckpt_reason = "end-of-recovery"; + else if (flags & CHECKPOINT_FAST) + ckpt_reason = "immediate"; + else if (flags & CHECKPOINT_FORCE) + ckpt_reason = "forced"; CheckpointStats.ckpt_end_t = GetCurrentTimestamp(); @@ -6782,12 +6794,13 @@ LogCheckpointEnd(bool restartpoint) */ if (restartpoint) ereport(LOG, - (errmsg("restartpoint complete: wrote %d buffers (%.1f%%), " + (errmsg("restartpoint complete (%s): wrote %d buffers (%.1f%%), " "wrote %d SLRU buffers; %d WAL file(s) added, " "%d removed, %d recycled; write=%ld.%03d s, " "sync=%ld.%03d s, total=%ld.%03d s; sync files=%d, " "longest=%ld.%03d s, average=%ld.%03d s; distance=%d kB, " "estimate=%d kB; lsn=%X/%08X, redo lsn=%X/%08X", + ckpt_reason, CheckpointStats.ckpt_bufs_written, (double) CheckpointStats.ckpt_bufs_written * 100 / NBuffers, CheckpointStats.ckpt_slru_written, @@ -6806,12 +6819,13 @@ LogCheckpointEnd(bool restartpoint) LSN_FORMAT_ARGS(ControlFile->checkPointCopy.redo)))); else ereport(LOG, - (errmsg("checkpoint complete: wrote %d buffers (%.1f%%), " + (errmsg("checkpoint complete (%s): wrote %d buffers (%.1f%%), " "wrote %d SLRU buffers; %d WAL file(s) added, " "%d removed, %d recycled; write=%ld.%03d s, " "sync=%ld.%03d s, total=%ld.%03d s; sync files=%d, " "longest=%ld.%03d s, average=%ld.%03d s; distance=%d kB, " "estimate=%d kB; lsn=%X/%08X, redo lsn=%X/%08X", + ckpt_reason, CheckpointStats.ckpt_bufs_written, (double) CheckpointStats.ckpt_bufs_written * 100 / NBuffers, CheckpointStats.ckpt_slru_written, @@ -7400,7 +7414,7 @@ CreateCheckPoint(int flags) TruncateSUBTRANS(GetOldestTransactionIdConsideredRunning()); /* Real work is done; log and update stats. */ - LogCheckpointEnd(false); + LogCheckpointEnd(false, flags); /* Reset the process title */ update_checkpoint_display(flags, false, true); @@ -7868,7 +7882,7 @@ CreateRestartPoint(int flags) TruncateSUBTRANS(GetOldestTransactionIdConsideredRunning()); /* Real work is done; log and update stats. */ - LogCheckpointEnd(true); + LogCheckpointEnd(true, flags); /* Reset the process title */ update_checkpoint_display(flags, true, true); -- 2.34.1