Re: RES: Bad iostat numbers

From: David Boreham <david_list(at)boreham(dot)org>
To: carlos(dot)reimer(at)opendb(dot)com(dot)br
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: RES: Bad iostat numbers
Date: 2006-12-01 15:32:03
Message-ID: 45704AF3.9090309@boreham.org
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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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