[CentOS] how long to reboot server ?

Marko Vojinovic vvmarko at gmail.com
Fri Sep 3 13:09:27 EDT 2010


On Friday, September 03, 2010 16:23:31 Les Mikesell wrote:
> On 9/3/2010 10:07 AM, Keith Roberts wrote:
> > On Fri, 3 Sep 2010, Joseph L. Casale wrote:
> >> To: 'CentOS mailing list'<centos at centos.org>
> >> From: Joseph L. Casale<jcasale at activenetwerx.com>
> >> Subject: Re: [CentOS] how long to reboot server ?
> >> 
> >>> My reboot times are regular, (still on F12 on this
> >>> machine) but I always copy the kernel files into a subdir 'tmp-backups'
> >>> so I can get them back if needed, even if yum deletes them.
> >> 
> >> Huh, ok... What do you do with *just* the kernel?
> >> Let me know how that works if you ever want to boot from it? Possibly
> >> the rpm might make more sense?
> > 
> > Yes, considering the number of *.ko modules that are built
> > against a particular kernel version :)
> 
> Don't they get their own directory that you can preserve in a copy?
> I've never had yum remove the running kernel, so never had to deal with
> it, but always assumed that you'd be able to boot the install disk in
> rescue mode, let it mount the filesystems, chroot, and then be able to
> tell yum to install the kernel version you need.  Shouldn't that work?

AFAIK yum never removes the currently running kernel, at least not in default 
configuration.

HTH, :-)
Marko



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