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Re: BUG #6650: CPU system time utilization rising few times a day

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Andrzej Krawiec <a(dot)krawiec(at)focustelecom(dot)pl>
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: BUG #6650: CPU system time utilization rising few times a day
Date: 2012-05-31 14:53:51
Message-ID: CA+Tgmob3XBRBUSnKXnm_Nv+cc5mwHBK2+k-vzHKWUWhsA5tFNQ@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-bugs
On Thu, May 31, 2012 at 3:29 AM, Andrzej Krawiec
<a(dot)krawiec(at)focustelecom(dot)pl> wrote:
> Ok, we've managed to do strace -s during such a situation (see
> attached file). I have no clue what can it mean. Only errors count is
> quite strange.

How long was strace -s run for to generate this?

> Could this http://postgresql.1045698.n5.nabble.com/high-CPU-usage-for-stats-collector-in-8-2-td1962590.html
> affect our environment?

Not sure, but that's a much older version of PostgreSQL than the one
you're running, and I think there may have been some improvements
meanwhile.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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