Re: 15,000 tables
От | Gavin M. Roy |
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Тема | Re: 15,000 tables |
Дата | |
Msg-id | 9A858930-1CA6-4238-92D4-D1E945683653@ehpg.net обсуждение исходный текст |
Ответ на | Re: 15,000 tables (Michael Riess <mlriess@gmx.de>) |
Ответы |
Re: 15,000 tables
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Список | pgsql-performance |
Hi Michael, I'm a fan of ReiserFS, and I can be wrong, but I believe using a journaling filesystem for the PgSQL database could be slowing things down. Gavin On Dec 1, 2005, at 6:51 AM, Michael Riess wrote: > Hi David, > >> with 15,000 tables you are talking about a LOT of files to hold >> these (30,000 files with one index each and each database being >> small enough to not need more then one file to hold it), on linux >> ext2/3 this many files in one directory will slow you down horribly. > > We use ReiserFS, and I don't think that this is causing the > problem ... although it would probably help to split the directory > up using tablespaces. > > But thanks for the suggestion! > > ---------------------------(end of > broadcast)--------------------------- > TIP 5: don't forget to increase your free space map settings Gavin M. Roy 800 Pound Gorilla gmr@ehpg.net
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