| From: | Alexander Korotkov <a(dot)korotkov(at)postgrespro(dot)ru> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
| Cc: | Ashutosh Sharma <ashu(dot)coek88(at)gmail(dot)com>, Bernd Helmle <mailings(at)oopsware(dot)de>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Should we cacheline align PGXACT? |
| Date: | 2017-02-16 10:07:20 |
| Message-ID: | CAPpHfdvBOziwanwwTiVOtzS0OC74tG8gzoKqdoFO7L3T9Gs_yw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Feb 15, 2017 at 8:49 PM, Alvaro Herrera <alvherre(at)2ndquadrant(dot)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
| Attachment | Content-Type | Size |
|---|---|---|
| scalability_pgxact_align-3-rw-errors.png | image/png | 121.1 KB |
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