Aren't upgrades demanding too much restarts?

[Timothy Murphy]

Ranjan Maitra wrote:

>> What exactly is ksplice meant to do?
>> I yum-installed it today,
>> and then ran "yum update" which installed a new kernel.
>> I expected this to start running, but it didn't.
>> Admittedly I didn't read any instructions.
>> 
> 
> 
> Sounds very cool, and I had not heard of it before today also, but here
> is the results of yum info ksplice:
> 
> Summary     : Patching a Linux kernel without reboot
> URL         : http://ksplice.com
> License     : GPLv2
> Description : Ksplice allows system administrators to apply security
> patches to
>             : the Linux kernel without having to reboot. Ksplice takes as
>             : input a source code change in unified diff format and the
>             : kernel source code to be patched, and it applies the patch
>             : to the corresponding running kernel. The running kernel does
>             : not need to have been prepared in advance in any way.
> 
> Is it too good to be true?

Sorry, but it sounds to me as though it is much easier to re-boot.


-- 
Timothy Murphy  
e-mail: gayleard /at/ eircom.net
tel: +353-86-2336090, +353-1-2842366
s-mail: School of Mathematics, Trinity College, Dublin 2, Ireland