Messages in this thread |  | | Date | Thu, 12 Jul 2001 12:12:45 +0200 | From | Ralf Baechle <> | Subject | Re: Switching Kernels without Rebooting? |
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On Wed, Jul 11, 2001 at 05:44:45PM -0600, Andreas Dilger 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.
Virtual machines a la VM are also nice for this. Build a HA cluster from two VMs, then upgrade one after another. All that's required is HA stuff as it already is available.
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