From: Tom Lane <tgl@sss.pgh.pa.us>
To: "'alvherre@alvh.no-ip.org'" <alvherre@alvh.no-ip.org>
cc: "iwata.aya@fujitsu.com" <iwata.aya@fujitsu.com>,
        "tsunakawa.takay@fujitsu.com" <tsunakawa.takay@fujitsu.com>,
        "'Kyotaro Horiguchi'" <horikyota.ntt@gmail.com>,
        "k.jamison@fujitsu.com" <k.jamison@fujitsu.com>,
        "pgsql-hackers@lists.postgresql.org"
 <pgsql-hackers@lists.postgresql.org>
Subject: Re: libpq debug log
In-reply-to: <3332421.1617226838@sss.pgh.pa.us>
References: <20210331212110.GA12557@alvherre.pgsql>
 <3332421.1617226838@sss.pgh.pa.us>
Comments: In-reply-to Tom Lane <tgl@sss.pgh.pa.us>
	message dated "Wed, 31 Mar 2021 17:40:38 -0400"
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Date: Wed, 31 Mar 2021 17:44:26 -0400
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Precedence: bulk

I wrote:
> That is weird - only test 4 (of 8) runs at all, the rest seem to
> fail to connect.  What's different about pipelined_insert?

Oh ... there's a pretty obvious theory.  pipelined_insert is
the only one that is not asked to write a trace file.
So for some reason, opening the trace file fails.
(I wonder why we don't see an error message for this though.)

			regards, tom lane