Re: switch WAL segment

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От Tom Lane
Тема Re: switch WAL segment
Дата
Msg-id 17351.1091981090@sss.pgh.pa.us
обсуждение исходный текст
Ответ на Re: switch WAL segment  (Bruce Momjian <pgman@candle.pha.pa.us>)
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Bruce Momjian <pgman@candle.pha.pa.us> writes:
> Andreas Pflug wrote:
>> Tom Lane wrote:
>>> Do we have a TODO for allowing users to
>>> force switching to a new WAL file segment?
>> 
>> Together with PITR, this might make sense?

> I thought about this, and it would perhaps help, but it would bloat the
> archive location if used repeatedly, perhaps every minute so you have a
> recent version.  It also might not work on server shutdown because there
> might not be time to do the archive.  I think we are going to need a
> solution to archive the current file in a different way.

More to the point, if we did think that was worth doing then we'd just
make pg_start_backup do it automatically.  There's still no need for
user control.
        regards, tom lane


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