Ron Mayer wrote:
Heikki Linnakangas wrote:
Luke Lonergan wrote:
Vacuum is a better thing to run, much less CPU usage.
Vacuum is actually not good for this purpose, because it's been
special-cased to not bump the usage count.
Though the OS's page cache will still see it as accesses, no?
Yes, if the pages were not already in shared buffers.
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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TIP 2: Don't 'kill -9' the postmaster
