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Date: Fri, 5 Dec 2008 18:19:57 -0600
From: "Serge E. Hallyn" <serue@...ibm.com>
To: Oren Laadan <orenl@...columbia.edu>
Cc: containers@...ts.linux-foundation.org,
linux-kernel@...r.kernel.org, linux-mm@...ck.org,
linux-api@...r.kernel.org, Linux Torvalds <torvalds@...l.org>,
Thomas Gleixner <tglx@...utronix.de>,
Dave Hansen <dave@...ux.vnet.ibm.com>,
Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
Alexander Viro <viro@...iv.linux.org.uk>,
MinChan Kim <minchan.kim@...il.com>, arnd@...db.de,
jeremy@...p.org
Subject: Re: [RFC v11][PATCH 00/13] Kernel based checkpoint/restart
Quoting Oren Laadan (orenl@...columbia.edu):
> Checkpoint-restart (c/r): fixed races in file handling (comments from
> from Al Viro). Updated and tested against v2.6.28-rc7 (feaf384...)
>
> We'd like these to make it into -mm. This version addresses the
> last of the known bugs. Please pull at least the first 11 patches,
> as they are similar to before.
>
> Patches 1-11 are stable, providing self- and external- c/r of a
> single process.
> Patches 12 and 13 are newer, adding support for c/r of multiple
> processes.
>
> The git tree tracking v11, branch 'ckpt-v11' (and older versions):
> git://git.ncl.cs.columbia.edu/pub/git/linux-cr.git
>
> Restarting multiple processes requires 'mktree' userspace tool:
> git://git.ncl.cs.columbia.edu/pub/git/user-cr.git
Thanks Oren, this set is working great for me. hours of
(run in container; while (1) { checkpoint; kill; restart in container;}
went fine. 500 simultaneoush checkpoints of the same task
went fine. mktree works great.
thanks,
-serge
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