Re: Migration study, step 1: bulk write performance

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От Alvaro Herrera
Тема Re: Migration study, step 1: bulk write performance
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Msg-id 20060321212038.GD17121@surnet.cl
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Ответ на Re: Migration study, step 1: bulk write performance  (Ron <rjpeace@earthlink.net>)
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Ron wrote:

> IIRC, Josh Berkus did some benches that suggests in pg 8.x a value of
> 64 - 256 is best for checkpoint_segments as long as you have the RAM
> available.

I think you are confusing checkpoint_segments with wal_buffers.
checkpoint_segments certainly has little to do with available RAM!

--
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.

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