RES: RES: How to improve postgres performace
От | Rodrigo Moreno |
---|---|
Тема | RES: RES: How to improve postgres performace |
Дата | |
Msg-id | 20050418174701.BDD1219007F@arica.terra.com.br обсуждение исходный текст |
Ответ на | Re: RES: How to improve postgres performace (Tom Lane <tgl@sss.pgh.pa.us>) |
Список | pgsql-performance |
> That max_fsm_pages value is enough to cover 8Gb, so it should work OK for a database disk footprint up to 10 or so Gb. > I don't know how many tables in your installation so I can't say if max_fsm_relations is high enough, but you can check >that by looking at the tail end of the output of VACUUM VERBOSE. (Or just count 'em ;-)) The last count in vacuum verbose shows me 92 relations, and I know the lower value for max_fsm_relations is enough, maybe I'll change to 500. > Offhand these look reasonable, though, so if you are seeing database bloat over time it probably means you need to tweak > your autovacuum settings. I'm not much of an autovacuum expert, but maybe someone else can help you there. I'll let the autovacuum running this week to see what happen. > You might want to keep track of physical file sizes over a period of time and try to determine exactly where the bloat > is happening. There is two mostly used and bigger tables, I'll keep eyes on both tables. Thanks Rodrigo Moreno
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