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 |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
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 |
From | Date | Subject | |
---|---|---|---|
Next Message | Kuntal Ghosh | 2017-02-16 10:07:28 | Re: increasing the default WAL segment size |
Previous Message | Bernd Helmle | 2017-02-16 10:07:06 | Re: LWLock optimization for multicore Power machines |