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Re: [HACKERS] Should we cacheline align PGXACT? - Mailing list pgsql-hackers

From Alexander Korotkov
Subject Re: [HACKERS] Should we cacheline align PGXACT?
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Msg-id CAPpHfdvBOziwanwwTiVOtzS0OC74tG8gzoKqdoFO7L3T9Gs_yw@mail.gmail.com
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In response to Re: [HACKERS] Should we cacheline align PGXACT?  (Alvaro Herrera <alvherre@2ndquadrant.com>)
Responses Re: [HACKERS] Should we cacheline align PGXACT?  (Robert Haas <robertmhaas@gmail.com>)
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On Wed, Feb 15, 2017 at 8:49 PM, Alvaro Herrera <alvherre@2ndquadrant.com> wrote:
Alexander Korotkov wrote:

> Difference between master, pgxact-align-2 and pgxact-align-3 doesn't exceed
> per run variation.

FWIW this would be more visible if you added error bars to each data
point.  Should be simple enough in gnuplot ...

Good point.
Please find graph of mean and errors in attachment.

------
Alexander Korotkov
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company 
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