Re: CommitDelay performance improvement
От | Bruce Momjian |
---|---|
Тема | Re: CommitDelay performance improvement |
Дата | |
Msg-id | 200102240403.XAA17478@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: CommitDelay performance improvement (Philip Warner <pjw@rhyme.com.au>) |
Список | pgsql-hackers |
> At 21:31 23/02/01 -0500, Bruce Momjian wrote: > >Now, I know many will complain that we are returning commit while not > >having the stuff on the platter. > > You're definitely right there. > > >Maybe they do, but it seems > >the benefit of grouped fsyncs() is large enough that many will say they > >would rather have this option. > > I'd prefer to wait for a lock manager that supports timeouts and contention > notification. I understand, and if that was going to fix the problem completely, but it isn't. It is just going to allow us more flexibility at guessing who may be about to commit. -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 853-3000+ If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania19026
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