Re: [GENERAL] Slow PG after upgrade to 8.2.9!!

2008-08-28 Thread Andrew Sullivan
On Thu, Aug 28, 2008 at 02:44:08PM +0300, Devrim GÜNDÜZ wrote: > After restart, OS and PostgreSQL caches are cleaned up -- it might also > slow down PostgreSQL a bit. I'll bet this is the right answer -- before, you were mostly getting things out of cache (memory), and right now everything has to

Re: [GENERAL] Slow PG after upgrade to 8.2.9!!

2008-08-28 Thread Devrim GÜNDÜZ
On Thu, 2008-08-28 at 15:23 +0800, Phoenix Kiula wrote: > But I upgraded to 8.2.9 this morning and have had a major slowdown of > the DB processes. How do I begin to test what is going wrong? After restart, OS and PostgreSQL caches are cleaned up -- it might also slow down PostgreSQL a bit. Regar

Re: [GENERAL] Slow PG after upgrade to 8.2.9!!

2008-08-28 Thread Phoenix Kiula
On 8/28/08, Andreas Kretschmer <[EMAIL PROTECTED]> wrote: > > Please show us a EXPLAIN ANALYSE for this query. Btw, why > random_page_cost=2? (your other post) The EXPLAIN ANALYZE shows that it's using an INDEX and getting one row! So I know the SQL is right. Could it be that the SQL queries be

Re: [GENERAL] Slow PG after upgrade to 8.2.9!!

2008-08-28 Thread Andreas Kretschmer
Phoenix Kiula <[EMAIL PROTECTED]> schrieb: > I hope someone can urgently help. I was running 8.2.3 with a lot of > pleasure and no-nonsense. Very fast and delightful database that had > me singing paeans. > > But I upgraded to 8.2.9 this morning and have had a major slowdown of > the DB processes

Re: [GENERAL] Slow PG after upgrade to 8.2.9!!

2008-08-28 Thread Phoenix Kiula
On 8/28/08, Phoenix Kiula <[EMAIL PROTECTED]> wrote: > I hope someone can urgently help. I was running 8.2.3 with a lot of > pleasure and no-nonsense. Very fast and delightful database that had > me singing paeans. > > But I upgraded to 8.2.9 this morning and have had a major slowdown of > the