[Devel] Re: [PATCH 0/6][lxc][v3] Link LXC with USERCR

2010-04-01 Thread Sukadev Bhattiprolu
Daniel Lezcano [daniel.lezc...@free.fr] wrote: > Sukadev Bhattiprolu wrote: >> Daniel Lezcano [daniel.lezc...@free.fr] wrote: >> >>> But most of the simple test programs I run, exit right after the >>> restart was marked successful instead of continuing their execution. >>> >>> In the kernel I

[Devel] Re: [C/R v20][PATCH 00/96] Linux Checkpoint-Restart - v20

2010-04-01 Thread Andrew Morton
On Thu, 1 Apr 2010 18:37:10 -0500 "Serge E. Hallyn" wrote: > Quoting Oren Laadan (or...@cs.columbia.edu): > > Hi Andrew, > > > > Following up on the thread on the checkpoint-restart patch set > > (http://lkml.org/lkml/2010/3/1/422), the following series is the > > latest checkpoint/restart, base

[Devel] Re: [PATCH] Add --nonetns switch to user-cr checkpoint

2010-04-01 Thread Oren Laadan
Dan Smith wrote: > OL> I think the default behavior of 'checkpoint' should be to not > OL> chekcpoint net-ns, at the very least in the subtree-checkpoint > OL> case. > > OL> I prefer the container case to also not include it by default. > > OL> These can be tuned in the 'checkpoint' utility, or

[Devel] Re: [C/R v20][PATCH 00/96] Linux Checkpoint-Restart - v20

2010-04-01 Thread Serge E. Hallyn
Quoting Oren Laadan (or...@cs.columbia.edu): > Hi Andrew, > > Following up on the thread on the checkpoint-restart patch set > (http://lkml.org/lkml/2010/3/1/422), the following series is the > latest checkpoint/restart, based on 2.6.33. > > The first 20 patches are cleanups and prepartion for c/

[Devel] Re: [PATCH 0/6][v3][lxc] Link LXC with USERCR

2010-04-01 Thread Oren Laadan
Sukadev Bhattiprolu wrote: > Cedric Le Goater [...@fr.ibm.com] wrote: >> Hello Suka, >> >> On 04/01/2010 03:55 AM, Sukadev Bhattiprolu wrote: >> >>> Resending patches after fixing whitespace damage and the typo in >>> configure.ac. Add a section to patch-0 (below) to describe the >>> kernel build

[Devel] Re: ckpt-v20-dev, ckpt-v21-rc1

2010-04-01 Thread Matt Helsley
On Thu, Apr 01, 2010 at 01:31:39AM -0400, Oren Laadan wrote: > > Serge E. Hallyn wrote: > > Quoting Oren Laadan (or...@cs.columbia.edu): > >> I pulled all the recent patches in linux-cr (except for ipv6 fixup > >> set), and created the following two branches: > >> > >> ckpt-v20-dev - patches appli

[Devel] Re: ckpt-v20-dev, ckpt-v21-rc1

2010-04-01 Thread Nathan Lynch
On Thu, 2010-04-01 at 14:10 -0500, Serge E. Hallyn wrote: > Quoting Nathan Lynch (n...@pobox.com): > > On Thu, 2010-04-01 at 13:09 -0500, Nathan Lynch wrote: > > > On Thu, 2010-04-01 at 09:17 -0500, Serge E. Hallyn wrote: > > > > Alas after I sent this Nathan reported trouble on x86. I haven't > >

[Devel] Re: ckpt-v20-dev, ckpt-v21-rc1

2010-04-01 Thread Serge E. Hallyn
Quoting Nathan Lynch (n...@pobox.com): > On Thu, 2010-04-01 at 13:09 -0500, Nathan Lynch wrote: > > On Thu, 2010-04-01 at 09:17 -0500, Serge E. Hallyn wrote: > > > Alas after I sent this Nathan reported trouble on x86. I haven't > > > gotten a x86-32 partition running yet so can't reproduce. Does

[Devel] Re: ckpt-v20-dev, ckpt-v21-rc1

2010-04-01 Thread Nathan Lynch
On Thu, 2010-04-01 at 13:09 -0500, Nathan Lynch wrote: > On Thu, 2010-04-01 at 09:17 -0500, Serge E. Hallyn wrote: > > Alas after I sent this Nathan reported trouble on x86. I haven't > > gotten a x86-32 partition running yet so can't reproduce. Does > > anyone else have x86-32 with f12 they can

[Devel] Re: ckpt-v20-dev, ckpt-v21-rc1

2010-04-01 Thread Nathan Lynch
On Thu, 2010-04-01 at 09:17 -0500, Serge E. Hallyn wrote: > Alas after I sent this Nathan reported trouble on x86. I haven't > gotten a x86-32 partition running yet so can't reproduce. Does > anyone else have x86-32 with f12 they can test on? More detail on this. Seeing programs crash after res

[Devel] Re: [PATCH 0/6][v3][lxc] Link LXC with USERCR

2010-04-01 Thread Sukadev Bhattiprolu
Cedric Le Goater [...@fr.ibm.com] wrote: > Hello Suka, > > On 04/01/2010 03:55 AM, Sukadev Bhattiprolu wrote: > >> Resending patches after fixing whitespace damage and the typo in >> configure.ac. Add a section to patch-0 (below) to describe the >> kernel build (commit-id, config tokens etc). > > w

[Devel] Re: [PATCH] Skip down interfaces (v2)

2010-04-01 Thread Dan Smith
BH> But devices that are not IFF_UP can still have addresses BH> associated with them, wouldn't this cause those addresses to not BH> be checkpointed? Yes. This was discussed on IRC a bit as being a reasonable compromise. Right now, there are several pernet devices that could show up in a new ne

[Devel] Re: [PATCH] Skip down interfaces (v2)

2010-04-01 Thread Serge E. Hallyn
Quoting Brian Haley (brian.ha...@hp.com): > Dan Smith wrote: > > This makes the netns checkpoint code skip interfaces that are not up. > > Later, we want to make it possible to checkpoint down interfaces with > > a flag, but for now this helps prevent people from getting stuck on > > stock kernels

[Devel] Re: [PATCH] Skip down interfaces (v2)

2010-04-01 Thread Brian Haley
Dan Smith wrote: > This makes the netns checkpoint code skip interfaces that are not up. > Later, we want to make it possible to checkpoint down interfaces with > a flag, but for now this helps prevent people from getting stuck on > stock kernels with various unsupported and persistent virtual inte

[Devel] Re: Mount remount operations propagating from container to host and other containers.

2010-04-01 Thread Serge E. Hallyn
Quoting Michael H. Warfield (m...@wittsend.com): > Running this in one container: > > mount -o remount,rw /srv/readonly > > (I seriously wish this would NOT WORK AT ALL, but it does. I don't want > the container to be able to write to that partition at all, like the > media was RO. Anybody have

[Devel] Re: Mount remount operations propagating from container to host and other containers.

2010-04-01 Thread Serge E. Hallyn
Quoting Michael H. Warfield (m...@wittsend.com): > Hey all, > > Been running into an ugly situation with LXC-Tools that seems to be > pointing up a real serious leakage from containers. If you have a mount > inside a container (presumably a bind mount in this case), if the > container does a moun

[Devel] Re: ckpt-v20-dev, ckpt-v21-rc1

2010-04-01 Thread Serge E. Hallyn
Quoting Oren Laadan (or...@cs.columbia.edu): > > Serge E. Hallyn wrote: > > Quoting Oren Laadan (or...@cs.columbia.edu): > >> I pulled all the recent patches in linux-cr (except for ipv6 fixup > >> set), and created the following two branches: > >> > >> ckpt-v20-dev - patches applied onto pof v20

[Devel] Re: [PATCH linux-cr] put file_ops->checkpoint under CONFIG_CHECKPOINT

2010-04-01 Thread Serge E. Hallyn
Quoting Oren Laadan (or...@cs.columbia.edu): > > I already applied these with a mention in the changelog. > > I'm thinking of adding explcit CC: linuxfs-devel on ALL the > patches which related to the FS ? Definately. -serge ___ Containers mailing lis

[Devel] Re: [PATCH] Add --nonetns switch to user-cr checkpoint

2010-04-01 Thread Dan Smith
OL> I think the default behavior of 'checkpoint' should be to not OL> chekcpoint net-ns, at the very least in the subtree-checkpoint OL> case. OL> I prefer the container case to also not include it by default. OL> These can be tuned in the 'checkpoint' utility, or (better ?) OL> by using CHECKPOI

[Devel] Mount remount operations propagating from container to host and other containers.

2010-04-01 Thread Michael H. Warfield
Hey all, Been running into an ugly situation with LXC-Tools that seems to be pointing up a real serious leakage from containers. If you have a mount inside a container (presumably a bind mount in this case), if the container does a mount -o remount (say rw->ro or ro->rw) this propagates to the ho

[Devel] Re: [PATCH 0/6][v3][lxc] Link LXC with USERCR

2010-04-01 Thread Cedric Le Goater
Hello Suka, On 04/01/2010 03:55 AM, Sukadev Bhattiprolu wrote: > Resending patches after fixing whitespace damage and the typo in > configure.ac. Add a section to patch-0 (below) to describe the > kernel build (commit-id, config tokens etc). we plan to mergepatch 2,3,4 in lxc mainline real soon,