From: | Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Mike Mascari <mascarim(at)yahoo(dot)com> |
Cc: | pgsql-general(at)postgreSQL(dot)org |
Subject: | Re: [GENERAL] Hardware optimising |
Date: | 1999-08-27 02:06:12 |
Message-ID: | 199908270206.WAA07551@candle.pha.pa.us |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | 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(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026
From | Date | Subject | |
---|---|---|---|
Next Message | Bruce Momjian | 1999-08-27 03:33:12 | Re: [GENERAL] Hardware optimising |
Previous Message | Andy Lewis | 1999-08-27 01:46:12 | Re: [GENERAL] Hardware optimising |