Re: CommitDelay performance improvement
От | Bruce Momjian |
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Тема | Re: CommitDelay performance improvement |
Дата | |
Msg-id | 200102240205.VAA12697@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: CommitDelay performance improvement (ncm@zembu.com (Nathan Myers)) |
Ответы |
Re: CommitDelay performance improvement
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Список | pgsql-hackers |
> > > It seems to me that comparing various choices (and other, more > > > interesting, algorithms) to the N=1 case would be more productive > > > than comparing them to the N=0 case, so releasing at N=1 would yield > > > better statistics for actually tuning in 7.2. > > > > We don't release code because it has better tuning opportunities for > > later releases. What we can do is give people parameters where the > > default is safe, and they can play and report to us. > > Perhaps I misunderstood. I had perceived N=1 as a conservative choice > that was nevertheless preferable to N=0. I think zero delay is the conservative choice at this point, unless we hear otherwise from testers. -- 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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