Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1?
От
Tom Lane
Тема
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1?
Дата
Msg-id
11392.1289956663@sss.pgh.pa.us
Ответ на
Список
Дерево обсуждения
Defaulting wal_sync_method to fdatasync on Linux for 9.1? Marti Raudsepp <marti@juffo.org>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Greg Smith <greg@2ndquadrant.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Andres Freund <andres@anarazel.de>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Greg Smith <greg@2ndquadrant.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Andres Freund <andres@anarazel.de>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Josh Berkus <josh@agliodbs.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? "Pierre C" <lists@peufeu.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Marti Raudsepp <marti@juffo.org>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Greg Smith <greg@2ndquadrant.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Marti Raudsepp <marti@juffo.org>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Greg Smith <greg@2ndquadrant.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Andres Freund <andres@anarazel.de>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Greg Smith <greg@2ndquadrant.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Marti Raudsepp <marti@juffo.org>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Marti Raudsepp <marti@juffo.org>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Scott Carey <scott@richrelevance.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Tom Lane <tgl@sss.pgh.pa.us>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Marti Raudsepp <marti@juffo.org>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Tom Lane <tgl@sss.pgh.pa.us>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Marti Raudsepp <marti@juffo.org>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Greg Smith <greg@2ndquadrant.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Andres Freund <andres@anarazel.de>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Greg Smith <greg@2ndquadrant.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Scott Carey <scott@richrelevance.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Greg Smith <greg@2ndquadrant.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Scott Carey <scott@richrelevance.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Jon Nelson <jnelson+pgsql@jamponi.net>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Greg Smith <greg@2ndquadrant.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Josh Berkus <josh@agliodbs.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Mladen Gogala <mladen.gogala@vmsinfo.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Scott Carey <scott@richrelevance.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Tom Lane <tgl@sss.pgh.pa.us>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Andres Freund <andres@anarazel.de>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Tom Lane <tgl@sss.pgh.pa.us>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Andres Freund <andres@anarazel.de>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Tom Lane <tgl@sss.pgh.pa.us>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Tom Lane <tgl@sss.pgh.pa.us>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Andres Freund <andres@anarazel.de>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Josh Berkus <josh@agliodbs.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Tom Lane <tgl@sss.pgh.pa.us>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Jignesh Shah <jkshah@gmail.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Marti Raudsepp <marti@juffo.org>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Robert Haas <robertmhaas@gmail.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Robert Haas <robertmhaas@gmail.com>
Re: Defaulting wal_sync_method to fdatasync on Linux for
9.1? Mark Kirkwood <mark.kirkwood@catalyst.net.nz>
Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1? Marti Raudsepp <marti@juffo.org>
I wrote: > The fsync is associated with the write, which is not done with insert > lock held. We're not quite that dumb. But wait --- are you thinking of the call path where a write (and possible fsync) is forced during AdvanceXLInsertBuffer because there's no WAL buffer space left? If so, that's *exactly* the scenario that can be expected to be less common with more buffer space. regards, tom lane
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