From: Tom Lane <tgl@sss.pgh.pa.us>
To: Noah Misch <noah@leadboat.com>
Cc: pgsql-committers@lists.postgresql.org
Subject: Re: pgsql: Consistently test for in-use shared memory.
Date: Mon, 15 Apr 2019 21:01:45 -0400
Message-ID: <28797.1555376505@sss.pgh.pa.us> (raw)
In-Reply-To: <28362.1555375956@sss.pgh.pa.us>
References: <E1hFBbx-0002OI-Pb@gemulon.postgresql.org>
<26478.1555373328@sss.pgh.pa.us>
<20190416005019.GA3296237@rfd.leadboat.com>
<28362.1555375956@sss.pgh.pa.us>
Noah Misch <noah@leadboat.com> writes:
>> Perhaps I should write the 'SELECT 1 + 1' to a regular file and redirect input
>> from that file.
Actually ... we don't need to run a query at all do we?
Although this would only help if Perl will optimize away an attempt
to write zero bytes to the pipe, which seems likely but not certain.
regards, tom lane
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To: pgsql-committers@postgresql.org
Cc: tgl@sss.pgh.pa.us, noah@leadboat.com, pgsql-committers@lists.postgresql.org
Subject: Re: pgsql: Consistently test for in-use shared memory.
In-Reply-To: <28797.1555376505@sss.pgh.pa.us>
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