Re: [WIP] speeding up GIN build with parallel workers

From: Peter Geoghegan <pg(at)heroku(dot)com>
To: "Constantin S(dot) Pan" <kvapen(at)gmail(dot)com>
Cc: Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [WIP] speeding up GIN build with parallel workers
Date: 2016-02-17 20:26:05
Message-ID: CAM3SWZQYYEuxVFEy75C3RazgSuSu8ycN-UMkGfHh1i-T96+_Og@mail.gmail.com
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On Wed, Feb 17, 2016 at 7:55 AM, Constantin S. Pan <kvapen(at)gmail(dot)com> wrote:
> 4. Hit the 8x speedup limit. Made some analysis of the reasons (see the
> attached plot or the data file).

Did you actually compare this to the master branch? I wouldn't like to
assume that the one worker case was equivalent. Obviously that's the
really interesting baseline.

--
Peter Geoghegan

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