Jaime Casanova escribió: > On Wed, Dec 9, 2009 at 9:39 AM, Tom Lane <t...@sss.pgh.pa.us> wrote: > > so I'd like some independent confirmation that it does. > > > > what kind of tests could show that? or simply running pgbench several > times for 15 minutes each run could show any benefit?
Isn't the supposed performance improvement in this patch linked strongly to backup blocks? If that's really the case, I think it would show more prominently if you had very frequent checkpoints. -- Alvaro Herrera http://www.CommandPrompt.com/ The PostgreSQL Company - Command Prompt, Inc. -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
