Re: [pgsql-cluster-hackers][performance] fast reads on a busy server

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On Jun 27, 2012 2:29 PM, "Willy-Bas Loos" <willybas@xxxxxxxxx> wrote:
> Should i use a larger shared_buffers for the other cluster(s) too, so that i bypass the inefficient OS file-cache?

Once the in-memory cluster has filled its shared buffers, the pages go cold for the OS cache and get replaced with pages of other clusters that are actually referenced.

Ants Aasma


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