Re: Wait free LW_SHARED acquisition - Mailing list pgsql-hackers

From Christian Kruse
Subject Re: Wait free LW_SHARED acquisition
Date
Msg-id 20140204200546.GA8607@defunct.ch
Whole thread Raw
In response to Re: Wait free LW_SHARED acquisition  (Peter Geoghegan <pg@heroku.com>)
Responses Re: Wait free LW_SHARED acquisition  (Christian Kruse <christian@2ndquadrant.com>)
List pgsql-hackers
Hi,

On 04/02/14 12:02, Peter Geoghegan wrote:
> On Tue, Feb 4, 2014 at 11:39 AM, Christian Kruse
> <christian@2ndquadrant.com> wrote:
> > I'm doing some benchmarks regarding this problem: one set with
> > baseline and one set with your patch. Machine was a 32 core machine (4
> > CPUs with 8 cores), 252 gib RAM.
>
> What CPU model? Can you post /proc/cpuinfo? The distinction between
> logical and physical cores matters here.

model name      : Intel(R) Xeon(R) CPU E5-4620 0 @ 2.20GHz

32 physical cores, 64 logical cores. /proc/cpuinfo is applied.

Best regards,

--
 Christian Kruse               http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services


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