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From: Andres Freund <[email protected]>
To: Jose Luis Tallon <[email protected]>
Cc: Jonathan S. Katz <[email protected]>
Cc: Heikki Linnakangas <[email protected]>
Cc: Tom Lane <[email protected]>
Cc: pgsql-hackers <[email protected]>
Subject: Re: Let's make PostgreSQL multi-threaded
Date: Thu, 8 Jun 2023 08:57:15 -0700
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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On 2023-06-08 14:01:16 +0200, Jose Luis Tallon wrote:
> * For "heavyweight" queries, the scalability of "almost independent"
> processes w.r.t. NUMA is just _impossible to achieve_ (locality of
> reference!) with a pure threaded system. When CPU+mem-bound
> (bandwidth-wise), threads add nothing IMO.

I don't think this is true in any sort of way.

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