Re: Sudden crazy high CPU usage

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От Niels Kristian Schjødt
Тема Re: Sudden crazy high CPU usage
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Msg-id 794FDEE2-FAC1-4201-AD09-6BCB26234348@autouncle.com
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Ответ на Re: Sudden crazy high CPU usage  (Scott Marlowe <scott.marlowe@gmail.com>)
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Thanks, I don’t think overheating is an issue, it’s a large dell server, and I have checked the historic CPU
temperaturein the servers control panel, and no overheating has shown. 

Zone_reclaim_mode is already set to 0

Den 31/03/2014 kl. 16.50 skrev Scott Marlowe <scott.marlowe@gmail.com>:

> On Mon, Mar 31, 2014 at 8:24 AM, Niels Kristian Schjødt
> <nielskristian@autouncle.com> wrote:
>>
>> Thanks, this seems to persist after a reboot of the server though, and I have never in my server's 3 months life
timeexperienced anything like it. 
>
> Could it be overheating and therefore throttling the cores?
>
> Also another thing to look at on large memory machines with > 1 CPU
> socket is zone_reclaim_mode being set to 1. Always set it to 0 on a
> linux machine running postgres.



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