Re: speed up a logical replica setup

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Noah Misch <noah(at)leadboat(dot)com>
Cc: Andrew Dunstan <andrew(at)dunslane(dot)net>, Peter Eisentraut <peter(at)eisentraut(dot)org>, Alexander Lakhin <exclusion(at)gmail(dot)com>, Euler Taveira <euler(at)eulerto(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Shlok Kyal <shlok(dot)kyal(dot)oss(at)gmail(dot)com>, Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, "kuroda(dot)hayato(at)fujitsu(dot)com" <kuroda(dot)hayato(at)fujitsu(dot)com>, Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com>, "pgsql-hackers(at)lists(dot)postgresql(dot)org" <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Michael Paquier <michael(at)paquier(dot)xyz>, Andres Freund <andres(at)anarazel(dot)de>, Ashutosh Bapat <ashutosh(dot)bapat(dot)oss(at)gmail(dot)com>, Fabrízio de Royes Mello <fabriziomello(at)gmail(dot)com>, vignesh C <vignesh21(at)gmail(dot)com>
Subject: Re: speed up a logical replica setup
Date: 2024-07-01 01:32:57
Message-ID: 2581870.1719797577@sss.pgh.pa.us
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Noah Misch <noah(at)leadboat(dot)com> writes:
> On Sun, Jun 30, 2024 at 05:01:52PM -0400, Tom Lane wrote:
>> I'm tempted to lobotomize the new test case on Windows until
>> we have that resolved.

> Sounds fine. The pg_upgrade suite adequately tests appendShellString() and
> appendConnStrVal() with the larger character repertoire, so it's enough for
> pg_createsubscriber to test just a space or so.

Hmph ... according to [1], 545082091 was not enough to fix this.
I guess that old version of IPC::Run also misbehaves for cases
involving backslash, single quote, and/or some other special
characters?

regards, tom lane

[1] https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=fairywren&dt=2024-07-01%2000%3A03%3A05

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