Re: What`s wrong with JFS configuration?
От | Jim Nasby |
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Тема | Re: What`s wrong with JFS configuration? |
Дата | |
Msg-id | 58A76D12-7105-4342-8513-E445736B3631@decibel.org обсуждение исходный текст |
Ответ на | What`s wrong with JFS configuration? (Paweł Gruszczyński <pawel.gruszczynski@inea.com.pl>) |
Ответы |
Re: What`s wrong with JFS configuration?
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Список | pgsql-performance |
On Apr 25, 2007, at 8:51 AM, Paweł Gruszczyński wrote: > where u6 stores Fedora Core 6 operating system, and u0 stores 3 > partitions with ext2, ext3 and jfs filesystem. Keep in mind that drives have a faster data transfer rate at the outer-edge than they do at the inner edge, so if you've got all 3 filesystems sitting on that array at the same time it's not a fair test. I heard numbers on the impact of this a *long* time ago and I think it was in the 10% range, but I could be remembering wrong. You'll need to drop each filesystem and create the next one to get a fair comparison. -- Jim Nasby jim@nasby.net EnterpriseDB http://enterprisedb.com 512.569.9461 (cell)
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