Re: question about internals of oracle on linux

"Howard J. Rogers" wrote:

> On Sun, 09 Feb 2003 06:45:13 +0000, MAASK Group wrote:
>
> > rnel. I presume that an oracle server spawns a new
> > thread for serving each query. Which threads does it use? As in POSIX
> > threads ( created by pthread_create() ) or linux threads ( created by
> > clone() ) ?? Also for protecting any shared (global) data among
> > multiple threads or processes, does oracle use the linux semaphores
> > (using semget(), semop() syste
>
> I could have sworn that only Oracle on Windows uses a true multi-threaded
> architecture. That Oracle on Unix and Linux uses a multi-process
> architecture. And that if you ps -ef | grep <ORACLE_SID here>, you will
> see each of the processes listed.
>
> But you might be talking about something else entirely, I guess.
>
> Regards
> HJR
My recollection is the same as yours. Threads on Windows, Processes on UNIX.

Daniel Morgan Received on Sun Feb 09 2003 - 15:25:22 CST