Re: Back-patch of: avoid multiple hard links to same WAL file after a crash

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Michael Paquier <michael(at)paquier(dot)xyz>
Cc: Noah Misch <noah(at)leadboat(dot)com>, Nathan Bossart <nathandbossart(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Robert Pang <robertpang(at)google(dot)com>, Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com>, robertmhaas(at)gmail(dot)com, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Back-patch of: avoid multiple hard links to same WAL file after a crash
Date: 2025-04-05 15:07:13
Message-ID: 2461391.1743865633@sss.pgh.pa.us
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Michael Paquier <michael(at)paquier(dot)xyz> writes:
> On Wed, Apr 02, 2025 at 05:29:00PM -0700, Noah Misch wrote:
>> Here it is. Making it fail three times took looping 1383s, 5841s, and 2594s.
>> Hence, it couldn't be expected to catch the regression before commit, but it
>> would have made sufficient buildfarm and CI noise in the day after commit.

> Hmm. Not much of a fan of the addition of a test that has less than
> 1% of reproducibility for the problem, even if it's good to see that
> this can be made portable to run down to v13.

Yeah, it's good to have a test but I doubt we should commit it.
Too many buildfarm cycles will be expended for too little result.

regards, tom lane

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