Re: Strange failures on chipmunk

From: Noah Misch <noah(at)leadboat(dot)com>
To: Thomas Munro <thomas(dot)munro(at)gmail(dot)com>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Heikki Linnakangas <heikki(dot)linnakangas(at)iki(dot)fi>
Subject: Re: Strange failures on chipmunk
Date: 2022-06-30 06:31:55
Message-ID: 20220630063155.GD2257984@rfd.leadboat.com
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On Thu, Jun 30, 2022 at 10:07:18AM +1200, Thomas Munro wrote:
> Then there's this one-off, that smells like WAL corruption:
>
> https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=chipmunk&dt=2022-06-13%2015%3A12%3A44
>
> 2022-06-13 23:02:06.988 EEST [30121:5] LOG: incorrect resource
> manager data checksum in record at 0/79B4FE0
>
> Hmmm. I suppose it's remotely possible that Linux/armv6l ext4 suffers
> from concurrency bugs like Linux/sparc.

Running sparc64-ext4-zeros.c from
https://marc.info/?l=linux-sparc&m=164539269632667&w=2 could confirm that
possibility.

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