On Wed, May 14, 2008 at 2:54 PM, Ken Teh <[log in to unmask]> wrote:
> I'm looking for a clever fool-proof way of deselecting the SMP kernel.  I've
> just installed SL 4.6 under Mac Parallels for a colleague.  It doesn't boot
> with the SMP kernel; only the UP kernel.  So, I selected the appropriate
> kernel with the 'default' setting in grub.conf.  The question is what
> happens when yum updates the kernel.  Obviously, it puts the new kernels (up
> and smp) at the top of the list.  Can I rely on the order of the kernels
> listed in grub.conf?  Does it alter the 'default=1' line?

Check the /etc/sysconfig/kernel file and the line
DEFAULTKERNEL=kernel.  This determines which kernel should be made
default upon kernel update(as the name suggests).

> One alternative is to remove all smp kernels, add a kernel-smp* to the
> yum.cron.excludes so it never updates the virtual SL machine with an SMP
> kernel.

Yes, you probably want to do that.

Akemi