Re: MySQL versus Postgres
От | Tatsuo Ishii |
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Тема | Re: MySQL versus Postgres |
Дата | |
Msg-id | 20100813.090619.118535546.t-ishii@sraoss.co.jp обсуждение исходный текст |
Ответ на | Re: MySQL versus Postgres (Greg Smith <greg@2ndquadrant.com>) |
Ответы |
Re: MySQL versus Postgres
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Список | pgsql-general |
> With modern servers often shipping with 72GB of RAM now, that would make > shared_buffers set to 18GB. This is an absolutely disastrous setting > for PostgreSQL in its current state; I'm seeing servers with that much > RAM that suffer enormous problems with a far lower shared_buffers than > that in production. I'm working on a doc patch to address this better > before 9.0 goes out but I assure you this simple rule of thumb is > already nearing its end of life as a good one for big systems. What's the problem with 18GB shared_buffers exactly? -- Tatsuo Ishii SRA OSS, Inc. Japan English: http://www.sraoss.co.jp/index_en.php Japanese: http://www.sraoss.co.jp
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