Re: 8.2 Autovacuum BUG ?
От | Mark Lewis |
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Тема | Re: 8.2 Autovacuum BUG ? |
Дата | |
Msg-id | 1188577771.22730.238.camel@archimedes обсуждение исходный текст |
Ответ на | Re: 8.2 Autovacuum BUG ? (Pallav Kalva <pkalva@livedatagroup.com>) |
Ответы |
Re: 8.2 Autovacuum BUG ?
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Список | pgsql-performance |
On Fri, 2007-08-31 at 12:25 -0400, Pallav Kalva wrote: > Can you please correct me if I am wrong, I want to understand how this > works. > Based on what you said, it will run autovacuum again when it passes 200M > transactions, as SELECTS are transactions too and are going on these > tables. > But the next time when it runs autovacuum, it shouldnt freeze the tuples > again as they are already frozen and wont generate lot of archive logs ? > Or is this because of it ran autovacuum for the first time on this db ? > just the first time it does this process ? That is correct. The tuples are now frozen, which means that they will not need to be frozen ever again unless you insert/update any records.
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