Re: Some performance testing? - Mailing list pgsql-performance

From Josh Berkus
Subject Re: Some performance testing?
Date
Msg-id 55257BEF.1010101@agliodbs.com
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In response to Some performance testing?  (Josh Berkus <josh@agliodbs.com>)
Responses Re: Some performance testing?
Re: Some performance testing?
List pgsql-performance
On 04/07/2015 11:07 AM, Mel Llaguno wrote:
> Care to elaborate? We usually do not recommend specific kernel versions
> for our customers (who run on a variety of distributions). Thanks, M.

You should.

http://www.databasesoup.com/2014/09/why-you-need-to-avoid-linux-kernel-32.html

Performance is literally 2X to 5X different between kernels.

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


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