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Improve logging of checkpoints. Patch by Greg Smith, worked over

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by Heikki and a little bit by me.
This commit is contained in:
Tom Lane
2007-06-30 19:12:02 +00:00
parent 2910ccefb4
commit 9fc25c0511
7 changed files with 246 additions and 111 deletions
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11
src/backend/storage/buffer/bufmgr.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/storage/buffer/bufmgr.c,v 1.222 2007/06/28 00:02:38 tgl Exp $
* $PostgreSQL: pgsql/src/backend/storage/buffer/bufmgr.c,v 1.223 2007/06/30 19:12:01 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1096,6 +1096,12 @@ BufferSync(int flags)
if (++buf_id >= NBuffers)
buf_id = 0;
}
/*
* Update checkpoint statistics. As noted above, this doesn't
* include buffers written by other backends or bgwriter scan.
*/
CheckpointStats.ckpt_bufs_written += num_written;
}
/*
@ -1362,8 +1368,11 @@ PrintBufferLeakWarning(Buffer buffer)
void
CheckPointBuffers(int flags)
{
CheckpointStats.ckpt_write_t = GetCurrentTimestamp();
BufferSync(flags);
CheckpointStats.ckpt_sync_t = GetCurrentTimestamp();
smgrsync();
CheckpointStats.ckpt_sync_end_t = GetCurrentTimestamp();
}