On Sun, May 15, 2011 at 9:49 PM, Jesper Krogh <jesper@xxxxxxxx> wrote: > > Ok, it may not work as well with index'es, since having 1% in cache may very > well mean that 90% of all requested blocks are there.. for tables in should > be more trivial. Why would the index have a meaningful hot-spot unless the underlying table had one as well? (Of course the root block will be a hot-spot, but certainly not 90% of all requests) Cheers, Jeff -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance