Re: Speedup twophase transactions

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От
Jesper Pedersen
Тема
Re: Speedup twophase transactions
Дата
Msg-id
5693F703.3000009@redhat.com
Ответ на
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Дерево обсуждения
Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Kevin Grittner <kgrittn@gmail.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Jeff Janes <jeff.janes@gmail.com>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Alvaro Herrera <alvherre@2ndquadrant.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Andres Freund <andres@anarazel.de>
Re: Speedup twophase transactions Andres Freund <andres@anarazel.de>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Andres Freund <andres@anarazel.de>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Andres Freund <andres@anarazel.de>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Alvaro Herrera <alvherre@2ndquadrant.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions David Steele <david@pgmasters.net>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Jesper Pedersen <jesper.pedersen@redhat.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Jesper Pedersen <jesper.pedersen@redhat.com>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions David Steele <david@pgmasters.net>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Jesper Pedersen <jesper.pedersen@redhat.com>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Jesper Pedersen <jesper.pedersen@redhat.com>
Re: Speedup twophase transactions Robert Haas <robertmhaas@gmail.com>
Re: Speedup twophase transactions Jesper Pedersen <jesper.pedersen@redhat.com>
Re: Speedup twophase transactions Noah Misch <noah@leadboat.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Jesper Pedersen <jesper.pedersen@redhat.com>
Re: Speedup twophase transactions Alvaro Herrera <alvherre@2ndquadrant.com>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Simon Riggs <simon@2ndquadrant.com>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: [HACKERS] Speedup twophase transactions Bruce Momjian <bruce@momjian.us>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Bruce Momjian <bruce@momjian.us>
Re: [HACKERS] Speedup twophase transactions David Fetter <david@fetter.org>
Re: [HACKERS] Speedup twophase transactions Andres Freund <andres@anarazel.de>
Re: [HACKERS] Speedup twophase transactions Bruce Momjian <bruce@momjian.us>
Re: [HACKERS] Speedup twophase transactions Bruce Momjian <bruce@momjian.us>
Re: [HACKERS] Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Robert Haas <robertmhaas@gmail.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Robert Haas <robertmhaas@gmail.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Simon Riggs <simon@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Simon Riggs <simon@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Alvaro Herrera <alvherre@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions David Steele <david@pgmasters.net>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: [HACKERS] Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: [HACKERS] Speedup twophase transactions Nikhil Sontakke <nikhils@2ndquadrant.com>
Re: Speedup twophase transactions Simon Riggs <simon@2ndquadrant.com>
Re: Speedup twophase transactions Simon Riggs <simon@2ndquadrant.com>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Robert Haas <robertmhaas@gmail.com>
Re: Speedup twophase transactions Jesper Pedersen <jesper.pedersen@redhat.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Andres Freund <andres@anarazel.de>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Andres Freund <andres@anarazel.de>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Michael Paquier <michael.paquier@gmail.com>
Re: Speedup twophase transactions Alvaro Herrera <alvherre@2ndquadrant.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Jesper Pedersen <jesper.pedersen@redhat.com>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
Re: Speedup twophase transactions Jesper Pedersen <jesper.pedersen@redhat.com>
Re: Speedup twophase transactions Stas Kelvich <s.kelvich@postgrespro.ru>
Re: Speedup twophase transactions Jesper Pedersen <jesper.pedersen@redhat.com>
Re: Speedup twophase transactions Simon Riggs <simon@2ndQuadrant.com>
On 01/09/2016 10:29 AM, Simon Riggs wrote:
> On 9 January 2016 at 12:26, Stas Kelvich  wrote:
>
>
>> I’ve updated patch and wrote description of thighs that happens
>> with 2PC state data in the beginning of the file. I think now this patch
>> is well documented,
>> but if somebody points me to places that probably requires more detailed
>> description I’m ready
>> to extend that.
>>
>
> Hmm, I was just preparing this for commit.
>
> Please have a look at my mild edits and extended comments.
>

I have done a run with the patch and it looks really great.

Attached is the TPS graph - with a 1pc run too - and the perf profile as 
a flame graph (28C/56T w/ 256Gb mem, 2 x RAID10 SSD).

Maybe

+static void
+XlogReadTwoPhaseData(XLogRecPtr lsn, char **buf, int *len)

to

+static void
+ReadTwoPhaseDataFromXlog(XLogRecPtr lsn, char **buf, int *len)

Best regards,
  Jesper

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