Re: [HACKERS] Proposal: GetOldestXminExtend for ignoring arbitraryvacuum flags

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От Alvaro Herrera
Тема Re: [HACKERS] Proposal: GetOldestXminExtend for ignoring arbitraryvacuum flags
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Msg-id 20170215105906.6honezzknuc5objd@alvherre.pgsql
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Ответ на Re: [HACKERS] Proposal: GetOldestXminExtend for ignoring arbitraryvacuum flags  (Michael Paquier <michael.paquier@gmail.com>)
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Michael Paquier wrote:
> On Wed, Feb 15, 2017 at 5:32 PM, Simon Riggs <simon@2ndquadrant.com> wrote:
> > Please persuade us with measurements that allowing this impact on
> > ANALYZE would really improve performance at least in your case, and
> > also examine the effect of this on the accuracy and usefulness of the
> > gathered statistics.
> 
> FWIW, there was last week a developer meeting in Tokyo, and Seki-san
> has presented such measurements. So it is not like nothing exists in
> this area.

Sounds like it'd be a good idea to present these results to this list,
too.

-- 
Álvaro Herrera                https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services



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