Re: Re: [COMMITTERS] pgsql: Perform only one ReadControlFile() during startup.
Andres Freund <andres@anarazel.de>
From: Andres Freund <andres@anarazel.de>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>
Date: 2017-09-18T18:04:39Z
Lists: pgsql-hackers
On 2017-09-18 12:16:42 -0400, Robert Haas wrote: > On Mon, Sep 18, 2017 at 6:32 AM, Andres Freund <andres@anarazel.de> wrote: > > One thing that I've noticed for a while, but that I was reminded of > > again here. We very frequently allow psql to reconnect in case of crash, > > just for postmaster to notice a child has gone and kill that session. I > > don't recall that frequently happening, but these days it happens nearly > > every time. > > I don't understand what you're talking about here. I often see a backend crash, psql reacting to that crash by reconnecting, successfully establish a new connection, just to be kicked off by postmaster that does the crash restart cycle. I've not yet figured out when exactly this happens and when not. - Andres
Commits
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Add test for postmaster crash restarts.
- a1924a4ea293 11.0 landed
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Fix crash restart bug introduced in 8356753c212.
- ec9e05b3c392 11.0 landed
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Perform only one ReadControlFile() during startup.
- 8356753c212a 11.0 cited