Brandon Galbraith wrote:
> Or run your services/calculations in a VM on Xen that you can snapshot,
> upgrade the host, and then bring the VMs back up. There are some things you
> just can't get around (like reboots for core components).

That adds a layer of complexity, where's the benefit? Real or virtual, 
there's still a system "in need of rebooting" if maintenance is applied.



> 
> -brandon
> 
> On Mon, Jun 15, 2009 at 12:16 PM, John Summerfield <
> [log in to unmask]> wrote:
> 
>> Dr Andrew C Aitchison wrote:
>>
>>> What do other groups do about updating applications and machines
>>> with long running processes ?

There are people who use beowulf clusters, mosix and, I was going to 
mention, openmosix, but the project is defunct).



-- 

Cheers
John

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