From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
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To: | bruc(at)acm(dot)org |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: XFS File systems and PostgreSQL |
Date: | 2001-05-02 23:51:04 |
Message-ID: | 200105022351.f42Np4e28101@candle.pha.pa.us |
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Lists: | pgsql-hackers |
> I have been using PostgreSQL and XFS file systems on SGI's for many
> years, and PostgreSQL is fast. Dumping and loading 100GB of table
> files takes less than one day elapsed (provided there is no other
> activity on that database -- large amounts of transactional activity
> will slow things down). I always turn off fsync. Most of my experience has
> been with 6.5.3, although I've been using 7.1 and I don't see much
> of a difference in performance.
>
> I don't know if the Linux version of XFS is substantially different
> than the SGI version, but XFS is a wonderful filesystem to use and
> administer (at least on SGI's).
Yes, but you turn off fsync. It is with fsync on that XFS will be slow.
--
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
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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