[Devel] Re: lxc-start: Device or resource busy - failed to remove previous cgroup

2010-01-19 Thread Balbir Singh
On Mon, Jan 4, 2010 at 6:40 AM, Dwight Schauer dscha...@gmail.com wrote: I'm starting to get is quite regularly, but not every time: lxc-start: Device or resource busy - failed to remove previous cgroup '/cgroup/CONTAINER_NAME' Can you please paste the output of cat /proc/cgroups and cat

[Devel] Re: LXC container, unmounting unneeded mount points (from the container namespace)

2010-01-19 Thread Ciprian Dorin, Craciun
On Fri, Jan 8, 2010 at 4:17 PM, Daniel Lezcano daniel.lezc...@free.fr wrote: Ciprian Dorin, Craciun wrote:    Hy all!    Today I've started to play with the LXC containers, and I've got a question: when starting a container (with it's own mount point namespace), and I do a `cat

[Devel] LXC container, unmounting unneeded mount points (from the container namespace)

2010-01-19 Thread Ciprian Dorin, Craciun
Hy all! Today I've started to play with the LXC containers, and I've got a question: when starting a container (with it's own mount point namespace), and I do a `cat /proc/mounts` I also see the mount points from my host system. So the question is: how can I force `lxc-create` to

[Devel] Re: [PATCH 2/4] fanotify: Add pids to events

2010-01-19 Thread Matthew Helsley
On Wed, Dec 2, 2009 at 6:14 AM, Eric Paris epa...@redhat.com wrote: From: Andreas Gruenbacher agr...@suse.de Pass the process identifiers of the triggering processes to fanotify listeners: this information is useful for event filtering and logging. Signed-off-by: Andreas Gruenbacher

[Devel] 2.6.33-rc4 i686 clone function looping (?)

2010-01-19 Thread Jean-Marc Pigeon
Hello, Same physical system and configuration (small system in 32 Bits i686 mode). 2.6.32.3: working A_one. 2.6.33-rc4: clone call, looping and taking ALL CPU cycle. Here is code used. ;==

[Devel] Re: [RFC] [PATCH 2/2] cgroups: blkio subsystem as module

2010-01-19 Thread Balbir Singh
On Tue, Jan 12, 2010 at 5:51 AM, KAMEZAWA Hiroyuki kamezawa.hir...@jp.fujitsu.com wrote: On Fri, 8 Jan 2010 10:10:38 -0500 Vivek Goyal vgo...@redhat.com wrote: On Fri, Jan 08, 2010 at 12:30:21AM -0500, Ben Blum wrote: Convert blk-cgroup to be buildable as a module From: Ben Blum

[Devel] container sharing /proc/kmsg???

2010-01-19 Thread Jean-Marc Pigeon
Hello, I have done a small utility to build containers using kernel API 'clone' available with kernel-2.6.31. So far I am able to run more than 30 different distribution (from rh7.3 - fc12) on the same host. (ftp://ftp.safe.ca/pub/linux/vzgot to

[Devel] Re: [PATCH 2/4] fanotify: Add pids to events

2010-01-19 Thread Andreas Gruenbacher
On Friday 15 January 2010 10:21:46 pm Matt Helsley wrote: On Fri, Jan 15, 2010 at 04:12:09PM +0100, Andreas Gruenbacher wrote: 2. If the event recipient does a clone and enters a new pidns the pid number will be incorrect without any indication. No, if a process has a pid within the

[Devel] Re: [PATCH 2/4] fanotify: Add pids to events

2010-01-19 Thread Andreas Gruenbacher
On Friday 15 January 2010 05:41:10 Matthew Helsley wrote: Eric, you never replied to my point about pid namespaces (http://lkml.org/lkml/2009/7/1/2). I'm still concerned that it's a problem for this patch. I've cc'd some pid namespace folks, listed the problems, and some alternative solutions

[Devel] Re: container sharing /proc/kmsg???

2010-01-19 Thread Jean-Marc Pigeon
Hello, Hello, Namely, I have in iptables, reject packet logging on the HOST, as soon rsyslog is started on one container, I can't see my reject packet log anymore. [...] If I am right, should ALL /proc/kmsg be isolated from each other??? How could

[Devel] Re: LXC container, unmounting unneeded mount points (from the container namespace)

2010-01-19 Thread Ciprian Dorin, Craciun
On Fri, Jan 8, 2010 at 4:35 PM, Daniel Lezcano daniel.lezc...@free.fr wrote: Ciprian Dorin, Craciun wrote: On Fri, Jan 8, 2010 at 4:17 PM, Daniel Lezcano daniel.lezc...@free.fr wrote: Ciprian Dorin, Craciun wrote:   Hy all!   Today I've started to play with the LXC containers, and I've

[Devel] Re: 2.6.33-rc4 i686 clone function looping (?)

2010-01-19 Thread Serge E. Hallyn
Quoting Jean-Marc Pigeon (j...@safe.ca): Hello, Same physical system and configuration (small system in 32 Bits i686 mode). 2.6.32.3: working A_one. 2.6.33-rc4: clone call, looping and taking ALL CPU cycle. Here is code used.

Re: [Devel] Re: LXC container, unmounting unneeded mount points (from the container namespace)

2010-01-19 Thread Michael H. Warfield
On Fri, 2010-01-08 at 16:59 +0200, Ciprian Dorin, Craciun wrote: On Fri, Jan 8, 2010 at 4:35 PM, Daniel Lezcano daniel.lezc...@free.fr wrote: Ciprian Dorin, Craciun wrote: On Fri, Jan 8, 2010 at 4:17 PM, Daniel Lezcano daniel.lezc...@free.fr wrote: Ciprian Dorin, Craciun wrote:

[Devel] Re: 2.6.33-rc4 i686 clone function looping (seems real!)

2010-01-19 Thread Serge E. Hallyn
Quoting Jean-Marc Pigeon (j...@safe.ca): Hello Serge, Thanks for the small test, I do confirm there is the same problem here with it, as soon started the program use ALL available CPU cycle (minus some few %) and NEVER EVER come back from clone function.

[Devel] Re: 2.6.33-rc4 i686 clone function looping (seems real!)

2010-01-19 Thread Serge E. Hallyn
Quoting Jean-Marc Pigeon (j...@safe.ca): Hello Serge, Thanks for the small test, I do confirm there is the same problem here with it, as soon started the program use ALL available CPU cycle (minus some few %) and NEVER EVER come back from clone function.