Re: checkpointer continuous flushing
От
Fabien COELHO
Тема
Re: checkpointer continuous flushing
Дата
Msg-id
alpine.DEB.2.10.1509092005380.21932@sto
Ответ на
Re: checkpointer continuous flushing (Robert Haas)
Список
Дерево обсуждения
checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V16 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V16 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V16 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V16 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V16 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V16 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V16 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V16 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V16 Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: checkpointer continuous flushing - V16 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V16 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V16 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V16 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V16 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V16 Robert Haas <robertmhaas@gmail.com>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Tom Lane <tgl@sss.pgh.pa.us>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Robert Haas <robertmhaas@gmail.com>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Robert Haas <robertmhaas@gmail.com>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Peter Geoghegan <pg@heroku.com>
Re: checkpointer continuous flushing - V18 Jeff Janes <jeff.janes@gmail.com>
Re: checkpointer continuous flushing - V18 Peter Geoghegan <pg@heroku.com>
Re: checkpointer continuous flushing - V18 Jim Nasby <Jim.Nasby@BlueTreble.com>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V18 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V18 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V16 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V16 Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing - V16 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V16 Patric Bechtel <patric.bechtel@gmail.com>
Re: checkpointer continuous flushing - V16 Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing - V16 Michael Paquier <michael.paquier@gmail.com>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Amit Langote <Langote_Amit_f8@lab.ntt.co.jp>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Amit Langote <Langote_Amit_f8@lab.ntt.co.jp>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Amit Langote <Langote_Amit_f8@lab.ntt.co.jp>
Re: checkpointer continuous flushing Amit Kapila <amit.kapila16@gmail.com>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Cédric Villemain <cedric@2ndQuadrant.com>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Heikki Linnakangas <hlinnaka@iki.fi>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Michael Paquier <michael.paquier@gmail.com>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Jim Nasby <Jim.Nasby@BlueTreble.com>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Fabien COELHO <fabien.coelho@mines-paristech.fr>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Amit Kapila <amit.kapila16@gmail.com>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Jim Nasby <Jim.Nasby@BlueTreble.com>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Amit Kapila <amit.kapila16@gmail.com>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Andres Freund <andres@anarazel.de>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Amit Kapila <amit.kapila16@gmail.com>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
Re: checkpointer continuous flushing Amit Kapila <amit.kapila16@gmail.com>
Re: checkpointer continuous flushing Fabien COELHO <coelho@cri.ensmp.fr>
>>> (3) posix_fadvise on Linux is a bad idea... the good news is that it >>> is not needed there:-) How good or bad an idea it is on other system >>> is an open question... >> >> I don't know what is the best way to verify that, if some body else has >> access to such a m/c, please help to get that verified. > > Why wouldn't we just leave it out then? Putting it in when the one > platform we've tried it on shows a regression makes no sense. We > shouldn't include it and then remove it if someone can prove it's bad; > we should only include it in the first place if we have good benchmarks > showing that it is good. > > Does anyone have a big Windows box they can try this on? Just a box with a disk would be enough, it does not need to be big! As I wrote before, FreeBSD would be a good candidate because the posix_fadvise seems much more reasonable than on Linux, and should be profitable, so it would be a pity to remove it. -- Fabien.
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