From: | Magnus Hagander <magnus(at)hagander(dot)net> |
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To: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Recovery conflict monitoring |
Date: | 2010-12-27 13:39:02 |
Message-ID: | AANLkTimTaR5wBpkF-17t1DtBv8v3qwfnXxznsmq4RYg2@mail.gmail.com |
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On Thu, Dec 23, 2010 at 13:09, Magnus Hagander <magnus(at)hagander(dot)net> wrote:
> This patch adds counters and views to monitor hot standby generated
> recovery conflicts. It extends the pg_stat_database view with one
> column with the total number of conflicts, and also creates a new view
> pg_stat_database_conflicts that contains a breakdown of exactly what
> caused the conflicts.
>
> Documentation still pending, but comments meanwhile is of course appreciated ;)
Heikki pointed out over IM that it's pointless to count stats caused
by recovery conflict with drop database - since we drop the stats
record as soon as it arrives anyway. Here's an updated patch that
removes that, and also adds some documentation.
--
Magnus Hagander
Me: http://www.hagander.net/
Work: http://www.redpill-linpro.com/
Attachment | Content-Type | Size |
---|---|---|
recovery_conflict_stat.patch | text/x-patch | 17.7 KB |
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