Re: Berkeley DB...
От | Bruce Momjian |
---|---|
Тема | Re: Berkeley DB... |
Дата | |
Msg-id | 200005262341.TAA02198@candle.pha.pa.us обсуждение исходный текст |
Ответ на | RE: Berkeley DB... ("Mikheev, Vadim" <vmikheev@SECTORBASE.COM>) |
Список | pgsql-hackers |
[ Charset ISO-8859-1 unsupported, converting... ] > > > Well, I've dropped index but INSERTs still take 70 sec and > > > COPY just 1sec -:((( > > > > Well, for those that have fsync turned off we could actually > > avoid most of the writes, could'nt we ? Just leave the page > > marked dirty. We would only need to write each new page once. > > The problem as I see it is, that we don't have a good place > > where the writes would actually be done. Now they are obviously > > done after each insert. > > I've run test without fsync and with all inserts in *single* > transaction - there should be no write after each insert... Watch out. I think Vadim is settled into San Franciso and is getting fired up again... :-) -- Bruce Momjian | http://www.op.net/~candle 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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