Re: too many clog files

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От Scott Marlowe
Тема Re: too many clog files
Дата
Msg-id dcc563d10809101018u1f77199bpcc134121d7d040ad@mail.gmail.com
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Ответ на Re: too many clog files  ("Kevin Grittner" <Kevin.Grittner@wicourts.gov>)
Ответы Re: too many clog files  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-performance
On Wed, Sep 10, 2008 at 8:58 AM, Kevin Grittner
<Kevin.Grittner@wicourts.gov> wrote:
>> "Matt Smiley" <mss@rentrak.com> wrote:
>> Alvaro Herrera wrote:
>>> Move the old clog files back where they were, and run VACUUM FREEZE
> in
>>> all your databases.  That should clean up all the old pg_clog files,
> if
>>> you're really that desperate.
>>
>> Has anyone actually seen a CLOG file get removed under 8.2 or 8.3?
>
> Some of my high-volume databases don't quite go back to 0000, but this
> does seem to be a problem.  I have confirmed that VACUUM FREEZE on all
> but template0 (which doesn't allow connections) does not clean them
> up.  No long running transactions are present.

I have a pretty high volume server that's been online for one month
and it had somewhere around 53, going back in order to 0000, and it
was recently vacuumdb -az 'ed. Running another one.  No long running
transactions, etc...

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