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Re: Hot standby having high requested checkpoints? - Mailing list pgsql-admin

From Fujii Masao
Subject Re: Hot standby having high requested checkpoints?
Date
Msg-id CAHGQGwF+g6c+eU1M9Lq-PfeEz8V525p1utyBUs8wj2xh7k=_Rw@mail.gmail.com
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In response to Hot standby having high requested checkpoints?  (Brian Fehrle <brianf@consistentstate.com>)
Responses Re: Hot standby having high requested checkpoints?  (Brian Fehrle <brianf@consistentstate.com>)
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On Wed, Feb 29, 2012 at 7:53 AM, Brian Fehrle
<brianf@consistentstate.com> wrote:
> Hi all,
>
> I have two PostgreSQL 9.0.5 clusters, one is a master and the other is a hot
> standby via streaming replication. I'm monitoring some stats on each and I'm
> noticing something very odd. On the master, I get between 2 and 4 requested
> checkpoints per hour, but on the hot standby I'm seeing between 200 and 300
> requested checkpoints per hour.

How did you get that information? Enable log_checkpoints?

Regards,

--
Fujii Masao
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
NTT Open Source Software Center

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