From: Scott Ribe <scott_ribe@elevated-dev.com>
To: Aissa BAMMOUNE IT <Aissa.Bm@techno-dz.com>
Cc: pgsql-admin@postgresql.org <pgsql-admin@postgresql.org>
Subject: Re: TR: Re: Postgres and multiprocessor?
Date: Tue, 28 Apr 2015 09:08:52 -0600
Message-ID: <71A5D36B-E162-400A-8698-60DC9380A608@elevated-dev.com> (raw)
In-Reply-To: <A17B3B8F1C20994DA3BA17A7C1264BA919AAD3E3@C-SR007-XCH.Techno-dz.com>
References: <A17B3B8F1C20994DA3BA17A7C1264BA919AAD3E3@C-SR007-XCH.Techno-dz.com>
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On Apr 28, 2015, at 5:00 AM, Aissa BAMMOUNE IT <Aissa.Bm@techno-dz.com> wrote:
>
> J’ai un PostgreSQL installer dans un serveur dell Xeon® Processor E5-2407 (10M Cache, 2.20 GHz), PostgreSQLutilise un cœur de processeur pour ces analyses et sa prendre plus de temps, il y a une possibilité que le PostgreSQL utilise les 4 cœurs à la place d’un cœur (notion de multiprocesseur).
1 core per query.
PostgreSQL scales across cores well for handling multiple concurrent queries, but does not use multiple cores for a single query.
--
Scott Ribe
scott_ribe@elevated-dev.com
http://www.elevated-dev.com/https://www.linkedin.com/in/scottribe/
(303) 722-0567 voice
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To: pgsql-admin@postgresql.org
Cc: scott_ribe@elevated-dev.com, Aissa.Bm@techno-dz.com
Subject: Re: TR: Re: Postgres and multiprocessor?
In-Reply-To: <71A5D36B-E162-400A-8698-60DC9380A608@elevated-dev.com>
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