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Re: Turn off Hyperthreading! WAS: 60 core performance with 9.3 - Mailing list pgsql-performance

From Josh Berkus
Subject Re: Turn off Hyperthreading! WAS: 60 core performance with 9.3
Date
Msg-id 53F677E8.7010603@agliodbs.com
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In response to 60 core performance with 9.3  (Mark Kirkwood <mark.kirkwood@catalyst.net.nz>)
Responses Re: Turn off Hyperthreading! WAS: 60 core performance with 9.3
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On 08/21/2014 02:26 PM, Scott Marlowe wrote:
> I'm running almost the exact same setup in production as a spare. It
> has 4 of those CPUs, 256G RAM, and is currently set to use HT. Since
> it's a spare node I might be able to do some testing on it as well.
> It's running a 3.2 kernel right now. I could probably get a later
> model kernel on it even.

You know about the IO performance issues with 3.2, yes?

--
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com

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