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From: sl@whiskey.fireplug.net (Stuart Lynne)
Newsgroups: list.linux-kernel
Subject: Re: Switching Kernels without Rebooting?
Date: 11 Jul 2001 17:10:54 -0700
Organization: fireplug
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In article <994895240.21189@whiskey.enposte.net>,
Andreas Dilger <adilger@turbolinux.com> wrote:

>The best proposal I've heard so far was to use MOSIX to do live job
>migration between machines, and then upgrade the kernel like normal.
>In the end, it is the jobs that are running on the kernel, and not
>the kernel or the individual machine that are the most important.  One
>person pointed out that there is a single point of failure in the
>MOSIX "stub" machine, which doesn't help you in the end (how do you
>update the kernel there?).  If you can figure a way to enhance MOSIX
>to allow migrating the MOSIX "stub" processes to another machine, you
>will have solved your problem in a much easier way, IMHO.

If you then think of using VMWare or S/390 style methods of running multiple
copies of Linux on a single system you can now consider migrating processes
to a new kernel on the same system.


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Stuart Lynne <sl@fireplug.net>       www.fireplug.net        604-461-7532
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