Re: ext3 filesystem / linux 7.3
От | Andrew Sullivan |
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Тема | Re: ext3 filesystem / linux 7.3 |
Дата | |
Msg-id | 20030401175519.GA9553@mail обсуждение исходный текст |
Ответ на | Re: ext3 filesystem / linux 7.3 ("Jeffrey D. Brower" <jeff@pointhere.net>) |
Ответы |
Re: ext3 filesystem / linux 7.3
Re: ext3 filesystem / linux 7.3 |
Список | pgsql-performance |
On Tue, Apr 01, 2003 at 12:33:15PM -0500, Jeffrey D. Brower wrote: > What is the URL of that article? I understood that ext2 was faster with PG > and so I went to a lot of trouble of creating an ext2 partition just for PG > and gave up the journalling to do that. Something about double effort since > PG already does a lot of that. I don't know how ext3 could be faster than ext2, since it has to do more work. But ext2 is not crash-safe. So your data could well be hosed if you come back from a crash on ext2. Actually, I have my doubts about _any_ of the journaling filesystems for Linux: ext3 has a reputation for being slow if you journal in the real-safe mode, and there have been so many unrepeatable reiserfs problem reports that I'm loathe to use it for real systems. I had exceptionally good experiences with xfs when I was admining SGI boxes, but that's not part of the standard Linux kernel distribution, and with no idea why, I think my managers would get grumpy with me for using it. A -- ---- Andrew Sullivan 204-4141 Yonge Street Liberty RMS Toronto, Ontario Canada <andrew@libertyrms.info> M2P 2A8 +1 416 646 3304 x110
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