Re: Is there a reason _not_ to vacuum continuously?
От | Christopher Kings-Lynne |
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Тема | Re: Is there a reason _not_ to vacuum continuously? |
Дата | |
Msg-id | 20030918224644.Q33706-100000@houston.familyhealth.com.au обсуждение исходный текст |
Ответ на | Re: Is there a reason _not_ to vacuum continuously? ("Oliver Scheit" <oliver.scheit@REALGARANT.DE>) |
Список | pgsql-performance |
(I've sent him reindexdb off-list) Chris On Thu, 18 Sep 2003, Oliver Scheit wrote: > >> > It's part of postgresql 7.3. Just get it from the 7.3 > >> > contrib dir - it works fine with 7.2 > >> That's nice to hear. Thanx for that info. > > > That's alright - cron job it for once a month - that's what > > I do. Basically the problem is that in certain cases > > (monotonically increasing serial indexes) for instance, > > PosgreSQL < 7.4 is unable to fully reclaim all the > > space after a page split. This means that your indexes > > just gradually grow really large. > > Uhm, I'm unable to find reindexdb. I have postgres 7.3.4 > on another server, but there's no reindexdb. Can you point > me to the right direction? > > Here's what's installed on that machine: > # rpm -qa|grep postgres > postgresql-perl-7.2.3-5.73 > postgresql-libs-7.3.4-2PGDG > postgresql-pl-7.3.4-2PGDG > postgresql-7.3.4-2PGDG > postgresql-contrib-7.3.4-2PGDG > postgresql-server-7.3.4-2PGDG > > > Yeah - 7.4 beta3 will be out very shortly, you'll probably > > have to wait a month or so for a final 7.4 release. > > Old version is rockstable and quite fast, so no problem with > that. > > > Even then, ugprading postgresql is always a pain in the neck. > > Upgrading to 7.3.4 was quite easy here. dumped the dbs, > uninstalled 7.2, installed 7.3 and let it read the dump. done. > > regards, > Oli > > ---------------------------(end of broadcast)--------------------------- > TIP 5: Have you checked our extensive FAQ? > > http://www.postgresql.org/docs/faqs/FAQ.html >
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