[ Sorry Brad, I didn't mean to delete your response! lets try again. ] On Fri, Feb 13, 2009 at 12:52:21PM -0500, Brad Nicholson wrote: > On Fri, 2009-02-13 at 17:49 +0000, Sam Mason wrote: > > I was doing some performance checks and wondered what the best way to > > clear out the shared buffers is? With the recent improvements in buffer > > management it appears a simple SELECT * FROM large_table; doesn't help > > here! > > > > I was hoping for a function I could call, or maybe some variable I write > > to, that would cause the contents to be invalidated. > > Restart the database.
Isn't there anything faster than this? I was hoping to run many thousands of small (i.e. 100ms or less) queries and if it takes a couple of seconds to restart the database I'm not going to be able to do this. -- Sam http://samason.me.uk/ -- Sent via pgsql-general mailing list (pgsql-general@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
