On Tue, Jul 21, 2009 at 1:42 PM, Doug Hunley<d...@hunley.homeip.net> wrote: > Just wondering is the issue referenced in > http://archives.postgresql.org/pgsql-performance/2005-11/msg00415.php > is still present in 8.4 or if some tunable (or other) made the use of > hyperthreading a non-issue. We're looking to upgrade our servers soon > for performance reasons and am trying to determine if more cpus (no > HT) or less cpus (with HT) are the way to go. Thx
I wouldn't recommend HT CPUs at all. I think your assumption, that HT == CPU is wrong in first place. Please read more about HT on intel's website. -- GJ -- Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance
