Re: WAL insert delay settings

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От
Peter Eisentraut
Тема
Re: WAL insert delay settings
Дата
Msg-id
0c791891-1ba0-da2e-5a70-17ec4a3678f1@2ndquadrant.com
Ответ на
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WAL insert delay settings Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
Re: WAL insert delay settings dataegret <alexey.lesovsky@dataegret.com>
Re: WAL insert delay settings Stephen Frost <sfrost@snowman.net>
Re: WAL insert delay settings Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: WAL insert delay settings Andres Freund <andres@anarazel.de>
Re: WAL insert delay settings Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: WAL insert delay settings Andres Freund <andres@anarazel.de>
Re: WAL insert delay settings Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: WAL insert delay settings Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
Re: WAL insert delay settings Stephen Frost <sfrost@snowman.net>
Re: WAL insert delay settings Andres Freund <andres@anarazel.de>
Re: WAL insert delay settings Stephen Frost <sfrost@snowman.net>
Re: WAL insert delay settings Andres Freund <andres@anarazel.de>
Re: WAL insert delay settings Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: WAL insert delay settings Stephen Frost <sfrost@snowman.net>
Re: WAL insert delay settings Robert Haas <robertmhaas@gmail.com>
Re: WAL insert delay settings Andres Freund <andres@anarazel.de>
Re: WAL insert delay settings Robert Haas <robertmhaas@gmail.com>
Re: WAL insert delay settings Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: WAL insert delay settings Andres Freund <andres@anarazel.de>
Re: WAL insert delay settings Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: WAL insert delay settings Andres Freund <andres@anarazel.de>
Re: WAL insert delay settings Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: WAL insert delay settings Andres Freund <andres@anarazel.de>
Re: WAL insert delay settings Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: WAL insert delay settings Stephen Frost <sfrost@snowman.net>
Re: WAL insert delay settings Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: WAL insert delay settings Stephen Frost <sfrost@snowman.net>
Re: WAL insert delay settings Andres Freund <andres@anarazel.de>
Re: WAL insert delay settings Stephen Frost <sfrost@snowman.net>
Re: WAL insert delay settings Ants Aasma <ants.aasma@eesti.ee>
Re: WAL insert delay settings Stephen Frost <sfrost@snowman.net>
Re: WAL insert delay settings Ants Aasma <ants.aasma@eesti.ee>
Re: WAL insert delay settings Stephen Frost <sfrost@snowman.net>
Re: WAL insert delay settings Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: WAL insert delay settings David Rowley <david.rowley@2ndquadrant.com>
Re: WAL insert delay settings Andres Freund <andres@anarazel.de>
Re: WAL insert delay settings Tom Lane <tgl@sss.pgh.pa.us>
Re: WAL insert delay settings Andrey Lepikhov <a.lepikhov@postgrespro.ru>
Re: WAL insert delay settings Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
Re: WAL insert delay settings Andres Freund <andres@anarazel.de>
Re: WAL insert delay settings Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
Re: WAL insert delay settings Andres Freund <andres@anarazel.de>
Re: WAL insert delay settings Peter Geoghegan <pg@bowt.ie>
Re: WAL insert delay settings Andres Freund <andres@anarazel.de>
Re: WAL insert delay settings Peter Geoghegan <pg@bowt.ie>
Re: WAL insert delay settings Peter Geoghegan <pg@bowt.ie>
Re: WAL insert delay settings Peter Geoghegan <pg@bowt.ie>
On 13/02/2019 16:40, Andres Freund wrote:
> On February 13, 2019 4:39:21 PM GMT+01:00, Peter Eisentraut  wrote:
>> On 13/02/2019 13:18, Andres Freund wrote:
>>> But I don't think the way you did it is acceptable - we can't just
>> delay while holding buffer locks, in critical sections, while not
>> interruptible.
>>
>> The code I added to XLogInsertRecord() is not inside the critical
>> section.
> 
> Most callers do xlog insertions inside crit sections though.

Is it a problem that pg_usleep(CommitDelay) is inside a critical section?

-- 
Peter Eisentraut              http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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