On 02/18/2014 12:19 AM, Andres Freund wrote: > On 2014-02-16 21:26:47 -0500, Robert Haas wrote: >> I don't think anyone objected to increasing the defaults for work_mem >> and maintenance_work_mem by 4x, and a number of people were in favor, >> so I think we should go ahead and do that. If you'd like to do the >> honors, by all means! > > Actually, I object to increasing work_mem by default. In my experience > most of the untuned servers are backing some kind of web application and > often run with far too many connections. Increasing work_mem for those > is dangerous.
Good point. Especially with pagination involved. Those OFFSET 40000 LIMIT 100 queries can be a killer. -- Craig Ringer http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Training & Services -- Sent via pgsql-hackers mailing list (firstname.lastname@example.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers