On Wednesday 24 November 2010 23:03:48 Tom Lane wrote: > Robert Haas <robertmh...@gmail.com> writes: > > On Wed, Nov 24, 2010 at 4:05 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: > >> (You might be able to confirm or disprove this theory if you ask > >> oprofile to count memory access stalls instead of CPU clock cycles...) > > > > I don't see an event for that. > > You probably want something involving cache misses. The event names > vary depending on just which CPU you've got. Or some BUS OUTSTANDING event.
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