Re: Time-Delayed Standbys
От
Fabrízio de Royes Mello
Тема
Re: Time-Delayed Standbys
Дата
Msg-id
CAFcNs+r-GyizHAPDvRz=3XR3BYLUqxpqxrvJq8spk4PJe5hxAA@mail.gmail.com
Ответ на
Re: Time-Delayed Standbys (Robert Haas)
Список
Дерево обсуждения
Time-Delayed Standbys Fabrízio de Royes Mello <fabriziomello@gmail.com>
Re: Time-Delayed Standbys KONDO Mitsumasa <kondo.mitsumasa@lab.ntt.co.jp>
Re: Time-Delayed Standbys Fabrízio de Royes Mello <fabriziomello@gmail.com>
Re: Time-Delayed Standbys Christian Kruse <christian@2ndQuadrant.com>
Re: Time-Delayed Standbys Fabrízio de Royes Mello <fabriziomello@gmail.com>
Re: Time-Delayed Standbys Robert Haas <robertmhaas@gmail.com>
Re: Time-Delayed Standbys Kevin Grittner <kgrittn@ymail.com>
Re: Time-Delayed Standbys Christian Kruse <christian@2ndquadrant.com>
Re: Time-Delayed Standbys Andres Freund <andres@2ndquadrant.com>
Re: Time-Delayed Standbys KONDO Mitsumasa <kondo.mitsumasa@lab.ntt.co.jp>
Re: Time-Delayed Standbys "Joshua D. Drake" <jd@commandprompt.com>
Re: Time-Delayed Standbys Craig Ringer <craig@2ndquadrant.com>
Re: Time-Delayed Standbys Greg Stark <stark@mit.edu>
Re: Time-Delayed Standbys Simon Riggs <simon@2ndQuadrant.com>
Re: Time-Delayed Standbys Magnus Hagander <magnus@hagander.net>
Re: Time-Delayed Standbys Simon Riggs <simon@2ndQuadrant.com>
Re: Time-Delayed Standbys Fabrízio de Royes Mello <fabriziomello@gmail.com>
Re: Time-Delayed Standbys KONDO Mitsumasa <kondo.mitsumasa@lab.ntt.co.jp>
Re: Time-Delayed Standbys Andres Freund <andres@2ndquadrant.com>
Re: Time-Delayed Standbys Mitsumasa KONDO <kondo.mitsumasa@gmail.com>
Re: Time-Delayed Standbys Andres Freund <andres@2ndquadrant.com>
Re: Time-Delayed Standbys Mitsumasa KONDO <kondo.mitsumasa@gmail.com>
Re: Time-Delayed Standbys Christian Kruse <christian@2ndQuadrant.com>
Re: Time-Delayed Standbys Mitsumasa KONDO <kondo.mitsumasa@gmail.com>
Re: Time-Delayed Standbys Peter Eisentraut <peter_e@gmx.net>
Re: Time-Delayed Standbys Simon Riggs <simon@2ndQuadrant.com>
Re: Time-Delayed Standbys Andres Freund <andres@2ndquadrant.com>
Re: Time-Delayed Standbys Fabrízio de Royes Mello <fabriziomello@gmail.com>
Re: Time-Delayed Standbys Robert Haas <robertmhaas@gmail.com>
Re: Time-Delayed Standbys Fabrízio de Royes Mello <fabriziomello@gmail.com>
Re: Time-Delayed Standbys KONDO Mitsumasa <kondo.mitsumasa@lab.ntt.co.jp>
Re: Time-Delayed Standbys KONDO Mitsumasa <kondo.mitsumasa@lab.ntt.co.jp>
Re: Time-Delayed Standbys Andres Freund <andres@2ndquadrant.com>
Re: Time-Delayed Standbys KONDO Mitsumasa <kondo.mitsumasa@lab.ntt.co.jp>
Re: Time-Delayed Standbys Andres Freund <andres@2ndquadrant.com>
Re: Time-Delayed Standbys KONDO Mitsumasa <kondo.mitsumasa@lab.ntt.co.jp>
Re: Time-Delayed Standbys Simon Riggs <simon@2ndQuadrant.com>
Re: Time-Delayed Standbys Fabrízio de Royes Mello <fabriziomello@gmail.com>
Re: Time-Delayed Standbys Andres Freund <andres@2ndquadrant.com>
Re: Time-Delayed Standbys Fabrízio de Royes Mello <fabriziomello@gmail.com>
Re: Time-Delayed Standbys KONDO Mitsumasa <kondo.mitsumasa@lab.ntt.co.jp>
Re: Time-Delayed Standbys Simon Riggs <simon@2ndQuadrant.com>
Re: Time-Delayed Standbys Pavel Stehule <pavel.stehule@gmail.com>
Re: Time-Delayed Standbys KONDO Mitsumasa <kondo.mitsumasa@lab.ntt.co.jp>
Re: Time-Delayed Standbys Simon Riggs <simon@2ndQuadrant.com>
Re: Time-Delayed Standbys Andres Freund <andres@2ndquadrant.com>
Re: Time-Delayed Standbys Simon Riggs <simon@2ndQuadrant.com>
Re: Time-Delayed Standbys Tom Lane <tgl@sss.pgh.pa.us>
Re: Time-Delayed Standbys Robert Haas <robertmhaas@gmail.com>
Re: Time-Delayed Standbys Simon Riggs <simon@2ndQuadrant.com>
Re: Time-Delayed Standbys Simon Riggs <simon@2ndQuadrant.com>
Re: Time-Delayed Standbys Fabrízio de Royes Mello <fabriziomello@gmail.com>
Re: Time-Delayed Standbys Fabrízio de Royes Mello <fabriziomello@gmail.com>
Re: Time-Delayed Standbys Simon Riggs <simon@2ndQuadrant.com>
Re: Time-Delayed Standbys Andres Freund <andres@2ndquadrant.com>
Re: Time-Delayed Standbys Simon Riggs <simon@2ndQuadrant.com>
Re: Time-Delayed Standbys Andres Freund <andres@2ndquadrant.com>
Re: Time-Delayed Standbys Simon Riggs <simon@2ndQuadrant.com>
Re: Time-Delayed Standbys Andres Freund <andres@2ndquadrant.com>
Re: Time-Delayed Standbys Fabrízio de Royes Mello <fabriziomello@gmail.com>
Re: Time-Delayed Standbys KONDO Mitsumasa <kondo.mitsumasa@lab.ntt.co.jp>
Re: Time-Delayed Standbys Simon Riggs <simon@2ndQuadrant.com>
Re: Time-Delayed Standbys Mitsumasa KONDO <kondo.mitsumasa@gmail.com>
On Fri, Dec 6, 2013 at 1:36 PM, Robert Haas <robertmhaas@gmail.com> wrote:
-- On Thu, Dec 5, 2013 at 11:07 PM, Fabrízio de Royes MelloI see no reason to pause for aborts. Aside from the fact that it
<fabriziomello@gmail.com> wrote:
> On Tue, Dec 3, 2013 at 5:33 PM, Simon Riggs <simon@2ndquadrant.com> wrote:
>>
>> > - compute recoveryUntilDelayTime in XLOG_XACT_COMMIT and
>> > XLOG_XACT_COMMIT_COMPACT checks
>>
>> Why just those? Why not aborts and restore points also?
>>
>
> I think make no sense execute the delay after aborts and/or restore points,
> because it not change data in a standby server.
wouldn't be reliable in corner cases, as Fabrízio says, there's no
user-visible effect, just as there's no user-visible effect from
replaying a transaction up until just prior to the point where it
commits (which we also do).
Waiting for restore points seems like it potentially makes sense. If
the standby is delayed by an hour, and you create a restore point and
wait 55 minutes, you might expect that that you can still kill the
standby and recover it to that restore point.
Makes sense. Fixed.
Regards,
Fabrízio de Royes Mello
Consultoria/Coaching PostgreSQL
Consultoria/Coaching PostgreSQL
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