From: David Boreham <david_list@boreham.org>
To: carlos.reimer@opendb.com.br
Cc: pgsql-performance@postgresql.org
Subject: Re: RES: Bad iostat numbers
Date: Fri, 01 Dec 2006 08:32:03 -0700
Message-ID: <45704AF3.9090309@boreham.org> (raw)
In-Reply-To: <PEEPKDFEHHEMKBBFPOOKOEIEDKAA.carlos.reimer@opendb.com.br>
References: <PEEPKDFEHHEMKBBFPOOKOEIEDKAA.carlos.reimer@opendb.com.br>
Carlos H. Reimer wrote:
>I´ve taken a look in the /var/log/messages and found some temperature
>messages about the disk drives:
>
>Nov 30 11:08:07 totall smartd[1620]: Device: /dev/sda, Temperature changed 2
>Celsius to 51 Celsius since last report
>
>Can this temperature influence in the performance?
>
>
it can influence 'working-ness' which I guess in turn affects performance ;)
But I'm not sure if 50C is too high for a disk drive, it might be ok.
If you are able to, I'd say just replace the drives and see if that
improves things.
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To: pgsql-performance@postgresql.org
Cc: david_list@boreham.org, carlos.reimer@opendb.com.br
Subject: Re: RES: Bad iostat numbers
In-Reply-To: <45704AF3.9090309@boreham.org>
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