Re: Direct I/O

From: Andrew Dunstan <andrew(at)dunslane(dot)net>
To: Thomas Munro <thomas(dot)munro(at)gmail(dot)com>
Cc: Andres Freund <andres(at)anarazel(dot)de>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, Noah Misch <noah(at)leadboat(dot)com>, Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com>, Justin Pryzby <pryzby(at)telsasoft(dot)com>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Direct I/O
Date: 2023-04-09 11:25:13
Message-ID: ece494b5-29a6-e054-68d3-1b6c0dc270a7@dunslane.net
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On 2023-04-08 Sa 18:50, Thomas Munro wrote:
> On Sun, Apr 9, 2023 at 10:17 AM Andrew Dunstan<andrew(at)dunslane(dot)net> wrote:
>> I can run the test in isolation, and it's get an error reliably.
> Random idea: it looks like you have compression enabled. What if you
> turn it off in the directory where the test runs? Something like
> btrfs property set <file> compression ... according to the
> intergoogles. (I have never used btrfs before 6 minutes ago but I
> can't seem to repro this with basic settings in a loopback btrfs
> filesystems).

Didn't seem to make any difference.

cheers

andrew

--
Andrew Dunstan
EDB:https://www.enterprisedb.com

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