Re: 8.2 Autovacuum BUG ?
От | Pallav Kalva |
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Тема | Re: 8.2 Autovacuum BUG ? |
Дата | |
Msg-id | 46D86103.6060204@livedatagroup.com обсуждение исходный текст |
Ответ на | Re: 8.2 Autovacuum BUG ? (Mark Lewis <mark.lewis@mir3.com>) |
Ответы |
Re: 8.2 Autovacuum BUG ?
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Список | pgsql-performance |
Mark Lewis wrote: > 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. > > My main concern is filling up my disk with archive logs, so from all the replies I get is that since tuples are already frozen, next time when it runs autovacuum it wont generate any archive logs. Is my assumption right ? Thanks! everybody on all your replies. It's was very helpful. > ---------------------------(end of broadcast)--------------------------- > TIP 4: Have you searched our list archives? > > http://archives.postgresql.org >
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