Re: Hot Backup with rsync fails at pg_clog if under load

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От Chris Redekop
Тема Re: Hot Backup with rsync fails at pg_clog if under load
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Msg-id CAC2SuRJJ09rWdZdtKnJgoqDPdB__-=Nty=xAc=a4j8W0CgEE+w@mail.gmail.com
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Ответ на Re: Hot Backup with rsync fails at pg_clog if under load  (Simon Riggs <simon@2ndQuadrant.com>)
Ответы Re: Hot Backup with rsync fails at pg_clog if under load
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looks like the v3 patch re-introduces the pg_subtrans issue...


On Tue, Nov 1, 2011 at 9:33 AM, Simon Riggs <simon@2ndquadrant.com> wrote:
On Thu, Oct 27, 2011 at 4:25 PM, Simon Riggs <simon@2ndquadrant.com> wrote:

> StartupMultiXact() didn't need changing, I thought, but I will review further.

Good suggestion.

On review, StartupMultiXact() could also suffer similar error to the
clog failure. This was caused *because* MultiXact is not maintained by
recovery, which I had thought meant it was protected from such
failure.

Revised patch attached.

--
 Simon Riggs                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services

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