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From: Michael Stone <mstone+postgres@mathom.us>
To: pgsql-performance@postgresql.org
Subject: read block size
Date: Tue, 28 Jun 2005 11:27:50 -0400
Message-ID: <20050628152750.GV9591@mathom.us> (raw)

Is it possible to tweak the size of a block that postgres tries to read
when doing a sequential scan? It looks like it reads in fairly small
blocks, and I'd expect a fairly significant boost in i/o performance
when doing a large (multi-gig) sequential scan if larger blocks were
used.

Mike Stone



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