From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
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To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | PostgreSQL-patches <pgsql-patches(at)postgresql(dot)org> |
Subject: | Re: Patch to remove sort files, temp tables, unreferenced files |
Date: | 2001-05-31 01:29:32 |
Message-ID: | 200105310129.f4V1TWu29940@candle.pha.pa.us |
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Lists: | pgsql-patches |
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> >> I don't. The intention (not yet implemented, but Vadim's referred to it
> >> repeatedly) is that relation file creation/deletion will be logged in
> >> WAL, and so it can be redone or undone after a crash. That seems a much
> >> more secure approach than anything you've proposed in this thread.
>
> > I prefer a WAL cleanup myself, especially if it can be done for 7.2, but
> > how do we do that without fsync'ing the WAL every time we create a file?
>
> Yes, we'd need to fsync WAL at the file creation/deletion points. So?
I guess we don't do creation/deletion too much.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
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