Re: [GENERAL] Hardware optimising
От | Bruce Momjian |
---|---|
Тема | Re: [GENERAL] Hardware optimising |
Дата | |
Msg-id | 199908270206.WAA07551@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: [GENERAL] Hardware optimising (Mike Mascari <mascarim@yahoo.com>) |
Список | pgsql-general |
> P.S. From previous posts, I'm starting to think that > there is a VAST misconception that a single-threaded > database engine (which is what Oracle was until some > version 7 releases, I believe, called Oracle MTS > appeared) can only handle ONE query at a time, and > does > not exec() a child process for each connection. > Someone ought to start the propoganda of claiming > multi-threaded DBMS as "single process" servers. Yes, I am totally unsure how this gets confused by people. I am going to put it int the FAQ. Yes, and I agree that most multi-threaded DBMS are "single process", which can't make use if multiple cpus, except on some very special OS's that allow threads to move between cpus, sometimes called kernel threads, I think, but I am not sure on that. -- Bruce Momjian | http://www.op.net/~candle maillist@candle.pha.pa.us | (610) 853-3000 + If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania 19026
В списке pgsql-general по дате отправления: