From: Ralf Baechle <ralf@uni-koblenz.de>
To: Andreas Dilger <adilger@turbolinux.com>
Cc: "C. Slater" <cslater@wcnet.org>, linux-kernel@vger.kernel.org
Subject: Re: Switching Kernels without Rebooting?
Date: Thu, 12 Jul 2001 12:12:45 +0200 [thread overview]
Message-ID: <20010712121245.C2502@bacchus.dhis.org> (raw)
In-Reply-To: <002201c10a59$e5ef0ae0$7fcdae3f@laptop> <200107112344.f6BNijh2010363@webber.adilger.int>
In-Reply-To: <200107112344.f6BNijh2010363@webber.adilger.int>; from adilger@turbolinux.com on Wed, Jul 11, 2001 at 05:44:45PM -0600
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.
Ralf
next prev parent reply other threads:[~2001-07-12 11:52 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <NOEJJDACGOHCKNCOGFOMOEKECGAA.davids@webmaster.com>
2001-07-10 20:43 ` Switching Kernels without Rebooting? C. Slater
2001-07-11 3:50 ` FORT David
2001-07-11 9:10 ` Helge Hafting
2001-07-11 15:41 ` C. Slater
2001-07-11 18:11 ` Switching Kernels without Rebooting? [MOSIX] Carlos O'Donell Jr.
2001-07-12 10:16 ` Switching Kernels without Rebooting? Helge Hafting
2001-07-11 22:12 ` Paul Jakma
2001-07-11 22:14 ` Rik van Riel
2001-07-11 22:36 ` C. Slater
2001-07-11 23:44 ` Andreas Dilger
2001-07-12 1:17 ` C. Slater
2001-07-12 15:39 ` Rik van Riel
2001-07-12 16:23 ` Albert D. Cahalan
2001-07-12 17:37 ` Mike Borrelli
2001-07-12 18:05 ` Rik van Riel
2001-07-13 10:07 ` Pau Aliagas
2001-07-12 18:48 ` Chris Friesen
2001-07-12 10:12 ` Ralf Baechle [this message]
2001-07-12 15:32 ` Rik van Riel
2001-07-11 22:36 ` David Schwartz
2001-07-12 7:23 ` Kai Henningsen
2001-07-12 10:05 ` Helge Hafting
2001-07-13 6:50 ` Kai Henningsen
2001-07-12 17:58 ` Hua Zhong
2001-07-12 23:24 ` swsusp again [was Re: Switching Kernels without Rebooting?] Pavel Machek
2001-07-13 21:08 ` Alan Cox
2001-07-11 22:46 ` Switching Kernels without Rebooting? Kip Macy
2001-07-11 23:02 ` Rik van Riel
2001-07-12 0:31 ` Jesse Pollard
2001-07-12 1:10 ` Hua Zhong
2001-07-11 23:36 ` H. Peter Anvin
2001-07-12 7:23 ` Ville Herva
2001-07-13 1:11 tas
2001-07-13 3:45 ` Ian Stirling
-- strict thread matches above, loose matches on Subject: below --
2001-07-12 15:32 Jesse Pollard
2001-07-12 12:23 Jesse Pollard
2001-07-12 14:55 ` Ralf Baechle
2001-07-12 4:48 Frank Davis
2001-07-12 5:08 ` John Alvord
2001-07-13 9:10 ` Chuck Hemker
2001-07-12 1:03 Torrey Hoffman
2001-07-12 1:24 ` C. Slater
2001-07-12 10:07 ` Jesse Pollard
2001-07-12 12:11 ` Ian Stirling
2001-07-12 12:54 ` Jesse Pollard
2001-07-12 14:15 ` Michael H. Warfield
2001-07-12 23:17 ` Pavel Machek
2001-07-12 20:47 ` Wilfried Weissmann
[not found] <994895240.21189@whiskey.enposte.net>
2001-07-12 0:10 ` Stuart Lynne
2001-07-11 9:52 David Balazic
2001-07-11 10:08 ` Laramie Leavitt
2001-07-11 19:12 ` H. Peter Anvin
2001-07-11 15:19 ` C. Slater
2001-07-10 18:42 C. Slater
2001-07-10 18:50 ` Chris Wedgwood
2001-07-10 21:11 ` Jesper Juhl
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