Re: CREATE TABLE slowing down significantly over time
От | Anj Adu |
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Тема | Re: CREATE TABLE slowing down significantly over time |
Дата | |
Msg-id | f2fd819a0911090646w159e6e4bu309742528554068f@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: CREATE TABLE slowing down significantly over time (Robert Haas <robertmhaas@gmail.com>) |
Ответы |
Re: CREATE TABLE slowing down significantly over time
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Список | pgsql-performance |
Why is reindex needed ? Unless most of the key values get deleted frequently..this is not needed. (I am assuming postgres 8.x and above) On Sun, Nov 8, 2009 at 7:58 PM, Robert Haas <robertmhaas@gmail.com> wrote: > On Sat, Nov 7, 2009 at 11:58 PM, Aris Samad-Yahaya > <aris@quickschools.com> wrote: >> We vacuum analyze nightly, and vacuum normally ad-hoc (but we're going to >> schedule this weekly moving forward). >> >> Interesting pointer about system catalog bloat. I tried to vacuum full the >> system catalog tables (pg_*), and the performance for creating a single >> table manually improved dramatically (back to what it used to be), but as >> soon as I created the next schema, the performance went back down to the >> same level. >> >> So there's a clue there somewhere. Next I will try to vacuum full the entire >> database. > > And maybe REINDEX, too. > > ...Robert > > -- > Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org) > To make changes to your subscription: > http://www.postgresql.org/mailpref/pgsql-performance >
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