Horton

Re: Let's make PostgreSQL multi-threaded

Joe Conway <mail@joeconway.com>

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From: Joe Conway <mail@joeconway.com>
To: Tom Lane <tgl@sss.pgh.pa.us>, Thomas Munro <thomas.munro@gmail.com>
Cc: Andrew Dunstan <andrew@dunslane.net>, Heikki Linnakangas <hlinnaka@iki.fi>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2023-06-07T12:46:51Z
Lists: pgsql-hackers 
On 6/6/23 22:02, Tom Lane wrote:
> (and, I predict, more than one security-grade bug).

*That* is what worries me the most

> I agree that if we were building this system from scratch today,
> we'd probably choose thread-per-session not process-per-session.
> But the costs of getting to that from where we are will be enormous.
> I seriously doubt that the net benefits could justify that work,
> no matter how long you want to look forward.  It's not really
> significantly different from "let's rewrite the server in
> C++/Rust/$latest_hotness".

Agreed.

-- 
Joe Conway
PostgreSQL Contributors Team
RDS Open Source Databases
Amazon Web Services: https://aws.amazon.com