Re: reloption to prevent VACUUM from truncating empty pages at the end of relation

From: Michael Paquier <michael(at)paquier(dot)xyz>
To: Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>
Cc: "Tsunakawa, Takayuki" <tsunakawa(dot)takay(at)jp(dot)fujitsu(dot)com>, Julien Rouhaud <rjuju123(at)gmail(dot)com>, Laurenz Albe <laurenz(dot)albe(at)cybertec(dot)at>, "Jamison, Kirk" <k(dot)jamison(at)jp(dot)fujitsu(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: reloption to prevent VACUUM from truncating empty pages at the end of relation
Date: 2019-02-25 09:16:27
Message-ID: 20190225091627.GF30864@paquier.xyz
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On Mon, Feb 25, 2019 at 03:59:21PM +0900, Masahiko Sawada wrote:
> Also, I think that this test may fail in case where concurrent
> transactions are running. So maybe should not run it in parallel to
> other tests.

That's why autovacuum is disabled in this specific test, no? A
comment may be a good idea.
--
Michael

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