[CentOS] kexec for CentOS 4?

Tom Georgoulias tomg at mcclatchyinteractive.com
Tue Mar 2 16:24:29 UTC 2010


On 03/02/2010 11:20 AM, Tony Mountifield wrote:

>> You can use cobbler and install clients without DHCP/PXE.  When you run
>> koan, you pass in all of the normal kickstart options you would use to
>> configure a static network interface (ip, netmask, gateway, dns,
>> ksdevice, etc.).  Koan will download the kickstart config and
>> initrd/vmlinuz images you need to boot up, plus add all of the grub
>> entries you need to automatically get into the kickstart after a reboot.
>>    On your next reboot, it will choose that entry in grub, immediately go
>> into kickstart mode, and follow the config in the ks.cfg file that it
>> pulled from the cobbler server.
>
> Cool, that makes sense - thanks! It hadn't occurred to me that I could
> add a new kernel and initrd to grub.conf with the required append line,
> and then just reboot. Obvious when you think about it!

Also, look into Joshua's reply for setting up the same thing that koan 
does up w/o the cobbler server part.  If you are just going to do this a 
single time and don't think you'd want cobbler or have something else 
for kickstarts, his advice is great.

Good luck.

Tom


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