[CentOS] Kernel update and csgfs

Peter Kjellström cap at nsc.liu.se
Thu Jan 19 10:52:11 UTC 2006


On Wednesday 18 January 2006 19:10, Rodrigo Barbosa wrote:
> On Wed, Jan 18, 2006 at 12:26:24PM -0500, Bowie Bailey wrote:
> > Installing:
> >  kernel                  x86_64     2.6.9-22.0.2.EL  update            
> > 10 M kernel-devel            x86_64     2.6.9-22.0.2.EL  update          
> >  3.5 M kernel-smp              x86_64     2.6.9-22.0.2.EL  update        
> >    9.6 M Updating:
> >  kernel-smp-devel        x86_64     2.6.9-22.0.2.EL  update           
> > 3.6 M
> >
> > Will updating to this new kernel cause problems with the cman-kernel,
> > GFS-kernel, or dlm-kernel modules?
>
> Yes.
>
> > Will yum warn me about those types of issues?
>
> No. As you can see, you are not updating the kernel, but installing
> a new one.

Note the issue with kernel-smp-devel being updated and not installed. For more 
see the thread named:
"kernel update inconsistency..."

/Peter

> If you select the old one (on grub) when booting, those 
> old module will still work.
>
> > As a more generic question, is it generally safe to let "yum update"
> > install the updates it finds?
>
> If you have a 100% stock distribution, yes. Otherwise, no.

-- 
------------------------------------------------------------
  Peter Kjellström               |
  National Supercomputer Centre  |
  Sweden                         | http://www.nsc.liu.se
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