[ale] Dual Processor Boards & Linux...

[matthew.brown at cordata.net (Matthew Brown)]

just for the record...

would apache fall under the multi-process portion of this last message since
it shows up multiple times in ps ax?

-Matthew Brown
-----Original Message-----
 From: Vernard Martin <vernard at cc.gatech.edu>
To: Jay Finch <horus at larp.com>
Cc: ale at cc.gatech.edu <ale at cc.gatech.edu>
Date: Tuesday, December 29, 1998 4:08 AM
Subject: Re: [ale] Dual Processor Boards & Linux...


>> How hard is it to get Linux to support 2 processors?  (I know you have to
>> enable the support when you compile the kernel, but is there more?)
>
>The basic SMP support in the Linux kernel is in the scheduling of
processes. It
>will automatically schedule tasks to run on both processes. However, by
>default, single threaded applications such as most traditional process
based
>applications will not run faster simply by running them on an SMP machine.
The
>apps must either be multi-process so that one can be on each process or
they
>must be multi-threaded so that you can split the threads over the two
processes
>to get any speedup.
>
>V
>---
>Vernard Martin (vernard at cc.gatech.edu)  http://www.cc.gatech.edu/~vernard/