Bill,

Yep, checked....."nosmp" does indeed disable SMP, but that does not help
me.

I need non SMP kernel in order to build kernel module for VPN Client to
work.

Best,
Paul


-----Original Message-----
From: [email protected]
[mailto:[email protected]] On Behalf Of Bill Davidsen
Sent: Saturday, August 15, 2009 10:17 PM
To: [email protected]
Subject: Re: Recompile kernel without SMP

Michael Cronenworth wrote:
> Paul Grinberg on 08/14/2009 11:37 AM wrote:
>> I am trying to recompile kernel without SMP.
> 
> No need to recompile. Add "nosmp" to your kernel command line on
bootup.
> 
You can set maxcpu=1 as well, but it will still be an SMP kernel, with
the 
assorted logic which keeps processors from stepping on each other. It
will make 
a small (essentially meaningless) performance improvement on a
uniprocessor 
machine, to quote myself "measurable but not meaningful" in magnitude.

This was important when we ran on 386-16 CPUs with 8MB RAM, it means
essentially 
nothing now, other than he should be able to do it.

Stupid question #1: you did look in grub.conf to see that you are
booting the 
right kernel? That your new kernel is even in grub.conf?

-- 
Bill Davidsen <[email protected]>
   "We have more to fear from the bungling of the incompetent than from
the machinations of the wicked."  - from Slashdot

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