PostgreSQL performance tuning

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От Vincent Chen
Тема PostgreSQL performance tuning
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Msg-id 20060225132231.74100.qmail@web35802.mail.mud.yahoo.com
обсуждение исходный текст
Ответы Re: PostgreSQL performance tuning  ("Jim C. Nasby" <jnasby@pervasive.com>)
Список pgsql-admin
Hi, all

I have a postgresql 7.4 running on mandriva linux 10.1 with 512M RAM & AMD
2000+ CPU. I increased system share memory to 128M, buffer to 64M, sort memory
to 32M. A single query do finish much faster. Now I need to analyze some weekly
data involving hundred queries with 'group by order by' operation. Total data
less than 250M, but did take some time to complete. How can I tune my system to
handle a lot of concurrent quries at the same time and do it faster?

BTW, upgrade hardware is not an option at this time. ;>


Thanks,

Vincent Chen


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