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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Thomas Munro <thomas.munro@enterprisedb.com>
Cc: Andres Freund <andres@anarazel.de>
Cc: pgsql-committers <pgsql-committers@postgresql.org>
Subject: Re: pgsql: Add parallel-aware hash joins.
Date: Thu, 04 Jan 2018 01:09:33 -0500
Message-ID: <16320.1515046173@sss.pgh.pa.us> (raw)
In-Reply-To: <CAEepm=1uuT8iJxMEsR=jL+3zEi87DB2v0+0H9o_rUXXCZPZT3A@mail.gmail.com>
References: <E1eRwXy-0004IK-TO@gemulon.postgresql.org>
	<20171221092940.gbxcszbzsr5khsfr@alap3.anarazel.de>
	<20171221095550.d3e7xhoakcowhu5b@alap3.anarazel.de>
	<CAEepm=3eS6ra8oBCYsYYjPNsPqb2R_TaGQK8SGRFq_7gbP8RUg@mail.gmail.com>
	<CAEepm=0WxwzpHVHt3PcWHBV=L3k3FDb6dvMq1A2Li49LGBa7TA@mail.gmail.com>
	<20171222082203.fl6rpzlqnm4h7h6h@alap3.anarazel.de>
	<CAEepm=04WhyY65BpE2g_8E==ayhBXjV9JbyR-+9N4McmY3SQkQ@mail.gmail.com>
	<30219.1514428346@sss.pgh.pa.us>
	<CAEepm=1OyZcCAxAEWYhmeg0qmWyYF2O2yW7s7A4uVTt-dgRRyQ@mail.gmail.com>
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	<CAEepm=3GL7H3vxQb0LTJ9KnKhpnvaqOK=yn9p-O8zyjxRgXntA@mail.gmail.com>
	<30655.1514673257@sss.pgh.pa.us>
	<CAEepm=3SeFvsfnnOLSA3tLtBe-rtyL=c+vfzyPCsViBjk521qw@mail.gmail.com>
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	<CAEepm=2WFQrwDD4rEVKjdPBQ_di_0n=xYST1MDRsucZ=JgDPxg@mail.gmail.com>
	<18190.1514943510@sss.pgh.pa.us>
	<CAEepm=34PDuR69kfYVhmZPgMdy8pSA-MYbpesEN1SR+2oj3Y+w@mail.gmail.com>
	<18804.1515002619@sss.pgh.! pa.us>
	<5187.1515028624@sss.pgh.pa.us>
	<CAEepm=1uuT8iJxMEsR=jL+3zEi87DB2v0+0H9o_rUXXCZPZT3A@mail.gmail.com>

Thomas Munro <thomas.munro@enterprisedb.com> writes:
> I spent a lot of time trying and failing to get the world's slowest 32
> bit powerpc emulation to reproduce this.  Bleugh.  Before we rip that
> test out, would you mind checking if this passes repeatedly on gaur or
> pademelon?

I ran a couple dozen test cycles on gaur without a failure.  That's
not enough to really prove anything, but it's more successes than I was
getting before.  I pushed the patch so we can see what the rest of the
buildfarm thinks.

			regards, tom lane




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  Subject: Re: pgsql: Add parallel-aware hash joins.
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