On Fri, Feb 18, 2011 at 2:48 PM, Josh Berkus <j...@agliodbs.com> wrote: > On 2/18/11 11:44 AM, Robert Haas wrote: >> On Fri, Feb 18, 2011 at 2:41 PM, Josh Berkus <j...@agliodbs.com> wrote: >>> Second, the main issue with these sorts of macro-counters has generally >>> been their locking effect on concurrent activity. Have you been able to >>> run any tests which try to run lots of small externally-sorted queries >>> at once on a multi-core machine, and checked the effect on throughput? >> >> Since it's apparently a per-backend limit, that doesn't seem relevant. > > Oh! I missed that. > > What good would a per-backend limit do, though? > > And what happens with queries which exceed the limit? Error message? Wait?
Well I have not RTFP, but I assume it'd throw an error. Waiting isn't going to accomplish anything. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
