On Tue, Sep 10, 2013 at 5:08 PM, Josh Berkus <j...@agliodbs.com> wrote: > Merlin, > >> I vote 4x on the basis that for this setting (unlike almost all the >> other memory settings) the ramifications for setting it too high >> generally aren't too bad. Also, the o/s and temporary memory usage as >> a share of total physical memory has been declining over time > > If we're doing that, then we should change our general advice on this > setting as well. > > Another argument in favor: this is a default setting, and by default, > shared_buffers won't be 25% of RAM. > >> (meaning, that if you have a 256gb memory server and follow the advice >> to set to 64gb, your memory for caching is approximately 64gb).
oops, meant to say "approximately 256gb". merlin -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
