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

From: Andrzej Krawiec <a(dot)krawiec(at)focustelecom(dot)pl>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: BUG #6650: CPU system time utilization rising few times a day
Date: 2012-05-31 07:29:08
Message-ID: CAAy64HjLtTB=79rZfwRHynkJ3LHm6dF_6MGae1SB5mw28QXkng@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-bugs
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.
Could this http://postgresql.1045698.n5.nabble.com/high-CPU-usage-for-stats-collector-in-8-2-td1962590.html
affect our environment?

--
Andrzej Krawiec


>
> perf can tell you about problems in kernel-space, but I'm not sure it
> exists that far back.
>
> --
> Robert Haas
> EnterpriseDB: http://www.enterprisedb.com
> The Enterprise PostgreSQL Company

Attachment: strace_2012-05-31_08_38_44.log
Description: application/octet-stream (924 bytes)

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