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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Andres Freund <andres@anarazel.de>
Cc: Rady, Doug <radydoug@amazon.com>
Cc: Fabien COELHO <coelho@cri.ensmp.fr>
Cc: pgsql-hackers@postgresql.org <pgsql-hackers@postgresql.org>
Cc: Robert Haas <robertmhaas@gmail.com>
Subject: Re: PATCH: pgbench - option to build using ppoll() for larger connection counts
Date: Fri, 06 Apr 2018 17:49:19 -0400
Message-ID: <20087.1523051359@sss.pgh.pa.us> (raw)
In-Reply-To: <20180406211528.ox4gjlwvkaekyv4w@alap3.anarazel.de>
References: <alpine.DEB.2.20.1801252339520.26762@lancre>
	<81936381-841A-459D-9FE5-18659680355C@amazon.com>
	<alpine.DEB.2.20.1801262348420.17596@lancre>
	<654A1247-8E1E-4E9C-937D-9119B1731FF2@amazon.com>
	<20180301083404.z2sbnjdaw7gxvz6x@alap3.anarazel.de>
	<alpine.DEB.2.20.1803011121300.7903@lancre>
	<20180304001409.tajjmefj7yq6xs77@alap3.anarazel.de>
	<2879AF01-915B-4D07-9F42-04F7CA71908D@amazon.com>
	<alpine.DEB.2.20.1803251252390.8109@lancre>
	<22D7FB26-058A-4022-A94C-FFDAD9F97764@amazon.com>
	<20180406211528.ox4gjlwvkaekyv4w@alap3.anarazel.de>

Andres Freund <andres@anarazel.de> writes:
> I'm still not particularly happy with this.

I'm a bit confused as to what the point is.  It seems unlikely that one
pgbench process can effectively drive enough backends for select's
limitations to really be an issue.

			regards, tom lane




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  Subject: Re: PATCH: pgbench - option to build using ppoll() for larger connection counts
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