Re: Fix performance of generic atomics

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: jesper(dot)pedersen(at)redhat(dot)com
Cc: Sokolov Yura <funny(dot)falcon(at)postgrespro(dot)ru>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Fix performance of generic atomics
Date: 2017-09-05 18:24:38
Message-ID: 8583.1504635878@sss.pgh.pa.us
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Jesper Pedersen <jesper(dot)pedersen(at)redhat(dot)com> writes:
> I have tested this patch on a 2-socket machine, but don't see any
> performance change in the various runs. However, there is no regression
> either in all cases.

Hm, so if we can't demonstrate a performance win, it's hard to justify
risking touching this code. What test case(s) did you use?

regards, tom lane

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