On Sun, Sep 25, 2005 at 10:10:22AM +0300, Hannu Krosing wrote: > On L, 2005-09-24 at 18:59 -0500, Jim C. Nasby wrote: > > I have a client with a database that contains 4000 relations according > > to vacuum verbose, and \d in psql is painfully slow. In particular... > > > > -> Seq Scan on pg_class c (cost=0.00..2343.09 rows=6124 width=73) > > (actual time=0.325..22100.840 rows=16856 loops=1) > > Filter: (((relkind = 'r'::"char") OR (relkind = 'v'::"char") OR > > (relkind = 'S'::"char") OR (relkind = ''::"char")) AND > > pg_table_is_visible(oid)) > > > > That's off my laptop, but they're seeing similar issues on an 8-way > > Opteron as well... > > I expext the issue on 8-way opteron to be more of a high load than slow > scan. It seems that sometimes a database with lots of activity slows > down considerably. I suspect some locking issues, but I'm not sure this > is the case.
No temp tables in use. The issue didn't appear to be load-dependant, either. -- Jim C. Nasby, Sr. Engineering Consultant [EMAIL PROTECTED] Pervasive Software http://pervasive.com work: 512-231-6117 vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461 ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend
