On 2013-08-08 17:06 , Daniel P. Berrange wrote:
On Thu, Aug 08, 2013 at 05:00:38PM +0800, [email protected] wrote:
> On 2013-08-08 16:53 , Daniel P. Berrange wrote:
> On Thu, Aug 08, 2013 at 03:56:35PM +0800, [email protected] wrote:
> > But when I did the same thing under libvirt of version 1.1.0 with debian
> > host OS, the execution result changed:
> >
> > #disk info of host
> > hzguanqiang@debian:~$ df -hl
> > Filesystem Size Used Avail
> > Use% Mounted on
> > rootfs 4.0G 1.6G 2.2G
> > 42% /
> > udev 10M 0 10M
> > 0% /dev
> > tmpfs 4.8G 468K 4.8G
> > 1% /run
> > /dev/disk/by-uuid/12bb656b-4f80-4386-aa07-4bf90a3111b4 4.0G 1.6G 2.2G
> > 42% /
> > tmpfs 5.0M 4.0K 5.0M
> > 1% /run/lock
> > tmpfs 9.9G 0 9.9G
> > 0% /run/shm
> > /dev/sda8 428G 112G 313G
> > 27% /home
> > /dev/sda6 7.9G 159M 7.8G
> > 2% /tmp
> > /dev/sda5 16G 2.7G 14G
> > 17% /var
> > cgroup_root 24G 0 24G
> > 0% /sys/fs/cgroup
> > /dev/nbd5 1.4G 851M 466M
> > 65%
> > /home/openstack/stack/data/nova/instances/eed45ccb-3707-4815-9ae4-c7a2f56adb64/rootfs
>
>
> > hzguanqiang@debian:~$ vir lxc-enter-namespace instance-00000037
> > --noseclabel /bin/df -hl
> > Filesystem Size Used Avail
> > Use% Mounted on
> > rootfs 4.0G 1.6G 2.2G
> > 42% /
> > udev 10M 0 10M
> > 0% /dev
> > tmpfs 4.8G 468K 4.8G
> > 1% /run
> > /dev/disk/by-uuid/12bb656b-4f80-4386-aa07-4bf90a3111b4 4.0G 1.6G 2.2G
> > 42% /
> > tmpfs 5.0M 4.0K 5.0M
> > 1% /run/lock
> > tmpfs 9.9G 0 9.9G
> > 0% /run/shm
> > /dev/sda8 428G 112G 313G
> > 27% /home
> > /dev/sda6 7.9G 159M 7.8G
> > 2% /tmp
> > /dev/sda5 16G 2.7G 14G
> > 17% /var
> > cgroup_root 24G 0 24G
> > 0% /sys/fs/cgroup
> > /dev/nbd5 1.4G 851M 466M
> > 65%
> > /home/openstack/stack/data/nova/instances/eed45ccb-3707-4815-9ae4-c7a2f56adb64/rootfs
>
> What does 'ls /proc/self/ns' show on the host ?
>
> Also what is your guest XML configuration for 'intsance-0000000037' ?
>
> Daniel
> --
> |: http://berrange.com -o- http://www.flickr.com/photos/dberrange/ :|
> |: http://libvirt.org -o- http://virt-manager.org :|
> |: http://autobuild.org -o- http://search.cpan.org/~danberr/ :|
> |: http://entangle-photo.org -o- http://live.gnome.org/gtk-vnc :|
>
>
> Hi Daniel,
>
> The info you want to see are as following:
>
> hzguanqiang@debian:~$ ls /proc/self/ns
> ipc net uts
That's your problem. The kernel you are running on is too old to support
attaching to the mount namespace. You need to see 'mnt' in the files
there, and also 'pid' and 'user' too for completeness.
Daniel
--
|: http://berrange.com -o- http://www.flickr.com/photos/dberrange/ :|
|: http://libvirt.org -o- http://virt-manager.org :|
|: http://autobuild.org -o- http://search.cpan.org/~danberr/ :|
|: http://entangle-photo.org -o- http://live.gnome.org/gtk-vnc :|
Ok, Daniel, I got it. Thanks very much.
------------------
Best regards!
GuanQiang
17:15:46
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