Re: Race conditions with WAL sender PID lookups

From: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
To: Michael Paquier <michael(dot)paquier(at)gmail(dot)com>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>, PostgreSQL mailing lists <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Race conditions with WAL sender PID lookups
Date: 2017-06-30 22:20:43
Message-ID: 20170630222043.izjwj6sd7sesphwh@alvherre.pgsql
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Michael Paquier wrote:
> On Thu, Jun 29, 2017 at 7:52 AM, Alvaro Herrera
> <alvherre(at)2ndquadrant(dot)com> wrote:

> > I think I'm done with the walsender half of this patch; I still need to
> > review the walreceiver part. I will report back tomorrow 19:00 CLT.
>
> Thanks!
>
> > Currently, I'm considering not to backpatch any of this.
>
> Considering how crazy the conditions to make the information fetched
> by users inconsistent are met, I agree with that.

Pushed.

--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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