Cache hit ratio

From: Jean Arnaud <Jean(dot)Arnaud(at)inrialpes(dot)fr>
To: PostgreSQL Performance <pgsql-performance(at)postgresql(dot)org>
Subject: Cache hit ratio
Date: 2007-04-03 14:12:20
Message-ID: 461260C4.8050508@inrialpes.fr
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Hi

Is there a way to get the cache hit ratio in PostGreSQL ?

Cheers

--
-- Jean Arnaud
-- Projet SARDES
-- INRIA Rhône-Alpes / LSR-IMAG
-- http://sardes.inrialpes.fr/~jarnaud

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