Re: Improving connection scalability (src/backend/storage/ipc/procarray.c)

From: Ranier Vilela <ranier(dot)vf(at)gmail(dot)com>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Improving connection scalability (src/backend/storage/ipc/procarray.c)
Date: 2022-05-29 20:10:05
Message-ID: CAEudQAoCpc2BEM9tVeB+BpbpTRMd0GVgXzem0-Vxz+a1Mq=o3A@mail.gmail.com
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Em dom., 29 de mai. de 2022 às 15:21, Andres Freund <andres(at)anarazel(dot)de>
escreveu:

> On 2022-05-29 18:00:14 +0200, Tomas Vondra wrote:
> > Also, there's the question of correctness, and I'd bet Andres is right
> > getting snapshot without holding ProcArrayLock is busted.
>
> Unless there's some actual analysis of this by Rainier, I'm just going to
> ignore this thread going forward. It's pointless to invest time when
> everything we say is just ignored.
>
Sorry, just not my intention to ignore this important point.
Of course, any performance gain is good, but robustness comes first.

As soon as I have some time.

regards,
Ranier Vilela

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