|From:||Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>|
|To:||Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>|
|Subject:||Re: WAL & RC1 status|
|Views:||Raw Message | Whole Thread | Download mbox|
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > Well, I was thinking a few things. Right now, if we update the
> > catversion.h, we will require a dump/reload. If we can update just the
> > WAL version stamp, that will allow us to fix WAL format problems without
> > requiring people to dump/reload.
> Since there is not a separate WAL version stamp, introducing one now
> would certainly force an initdb. I don't mind adding one if you think
> it's useful; another 4 bytes in pg_control won't hurt anything. But
> it's not going to save anyone's bacon on this cycle.
> At least one of my concerns (single point of failure) would require a
> change to the layout of pg_control, which would force initdb anyway.
> Anyone want to propose a third version# for pg_control?
I now remember Hiroshi complaining about major WAL problems also,
particularly corrupt WAL files preventing the database from starting.
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
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