Public bug reported:
Container clones made by lxc-clone is not bootable.
New container config misses lxc.rootfs.
lxc.network.hwaddr is the same as in original container.
# lsb_release -rd
Description: Ubuntu 13.04
Release: 13.04
# apt-cache policy lxc
lxc:
Installed: 0.9.0-0ubuntu3
Candidate: 0.9.0-0ubuntu3
Version table:
*** 0.9.0-0ubuntu3 0
500 http://ru.archive.ubuntu.com/ubuntu/ raring/universe amd64 Packages
100 /var/lib/dpkg/status
Steps to reproduce:
root@lxc-host:~# lxc-create -n ubuntu -t ubuntu -B lvm --fssize 5gb
lxc-create: No config file specified, using the default config
/etc/lxc/default.conf
Logical volume "ubuntu" created
mke2fs 1.42.5 (29-Jul-2012)
Filesystem label=
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
327680 inodes, 1310720 blocks
65536 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=1342177280
40 block groups
32768 blocks per group, 32768 fragments per group
8192 inodes per group
Superblock backups stored on blocks:
32768, 98304, 163840, 229376, 294912, 819200, 884736
Allocating group tables: done
Writing inode tables: done
Creating journal (32768 blocks): done
Writing superblocks and filesystem accounting information: done
Checking cache download in /var/cache/lxc/raring/rootfs-amd64 ...
Copy /var/cache/lxc/raring/rootfs-amd64 to /var/lib/lxc/ubuntu/rootfs ...
Copying rootfs to /var/lib/lxc/ubuntu/rootfs ...
Generating locales...
en_US.UTF-8... up-to-date
Generation complete.
##
# The default user is 'ubuntu' with password 'ubuntu'!
# Use the 'sudo' command to run tasks as root in the container.
##
'ubuntu' template installed
Unmounting LVM
'ubuntu' created
root@lxc-host:~#
root@lxc-host:~# lxc-clone -o ubuntu -n ubuntu_clone
Tweaking configuration
Copying rootfs...
Logical volume "ubuntu_clone_snapshot" created
mkdir: cannot create directory ‘/dev/lxc/ubuntu_clone_snapshot’: File exists
root@lxc-host:~# diff /var/lib/lxc/ubuntu/config
/var/lib/lxc/ubuntu_clone/config
9d8
< lxc.mount = /var/lib/lxc/ubuntu/fstab
16d14
< lxc.utsname = ubuntu
52c50,51
< lxc.rootfs = /dev/lxc/ubuntu
---
> lxc.utsname = ubuntu_clone
> lxc.mount = /var/lib/lxc/ubuntu_clone/fstab
If I manually add lxc.rootfs=/dev/lxc/ubuntu_clone_snapshot to
/var/lib/lxc/ubuntu_clone/config, container starts normally.
** Affects: lxc (Ubuntu)
Importance: Undecided
Status: New
** Tags: lvm lxc lxc-clone
** Tags added: lvm
** Description changed:
+ Container clones made by lxc-clone is not bootable.
+ New container config misses lxc.rootfs.
+ lxc.network.hwaddr is the same as in original container.
+
+
# lsb_release -rd
Description: Ubuntu 13.04
Release: 13.04
- Container clones made by lxc-clone is not bootable.
- New container config misses lxc.rootfs.
- lxc.network.hwaddr is the same as in original container.
+ # apt-cache policy lxc
+ lxc:
+ Installed: 0.9.0-0ubuntu3
+ Candidate: 0.9.0-0ubuntu3
+ Version table:
+ *** 0.9.0-0ubuntu3 0
+ 500 http://ru.archive.ubuntu.com/ubuntu/ raring/universe amd64
Packages
+ 100 /var/lib/dpkg/status
+
Steps to reproduce:
root@lxc-host:~# lxc-create -n ubuntu -t ubuntu -B lvm --fssize 5gb
lxc-create: No config file specified, using the default config
/etc/lxc/default.conf
- Logical volume "ubuntu" created
+ Logical volume "ubuntu" created
mke2fs 1.42.5 (29-Jul-2012)
Filesystem label=
OS type: Linux
Block size=4096 (log=2)
Fragment size=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
327680 inodes, 1310720 blocks
65536 blocks (5.00%) reserved for the super user
First data block=0
Maximum filesystem blocks=1342177280
40 block groups
32768 blocks per group, 32768 fragments per group
8192 inodes per group
- Superblock backups stored on blocks:
- 32768, 98304, 163840, 229376, 294912, 819200, 884736
+ Superblock backups stored on blocks:
+ 32768, 98304, 163840, 229376, 294912, 819200, 884736
- Allocating group tables: done
- Writing inode tables: done
+ Allocating group tables: done
+ Writing inode tables: done
Creating journal (32768 blocks): done
- Writing superblocks and filesystem accounting information: done
+ Writing superblocks and filesystem accounting information: done
- Checking cache download in /var/cache/lxc/raring/rootfs-amd64 ...
- Copy /var/cache/lxc/raring/rootfs-amd64 to /var/lib/lxc/ubuntu/rootfs ...
+ Checking cache download in /var/cache/lxc/raring/rootfs-amd64 ...
+ Copy /var/cache/lxc/raring/rootfs-amd64 to /var/lib/lxc/ubuntu/rootfs ...
Copying rootfs to /var/lib/lxc/ubuntu/rootfs ...
Generating locales...
- en_US.UTF-8... up-to-date
+ en_US.UTF-8... up-to-date
Generation complete.
##
# The default user is 'ubuntu' with password 'ubuntu'!
# Use the 'sudo' command to run tasks as root in the container.
##
'ubuntu' template installed
Unmounting LVM
'ubuntu' created
- root@lxc-host:~#
+ root@lxc-host:~#
root@lxc-host:~# lxc-clone -o ubuntu -n ubuntu_clone
Tweaking configuration
Copying rootfs...
- Logical volume "ubuntu_clone_snapshot" created
+ Logical volume "ubuntu_clone_snapshot" created
mkdir: cannot create directory ‘/dev/lxc/ubuntu_clone_snapshot’: File exists
root@lxc-host:~# diff /var/lib/lxc/ubuntu/config
/var/lib/lxc/ubuntu_clone/config
9d8
< lxc.mount = /var/lib/lxc/ubuntu/fstab
16d14
< lxc.utsname = ubuntu
52c50,51
< lxc.rootfs = /dev/lxc/ubuntu
---
> lxc.utsname = ubuntu_clone
> lxc.mount = /var/lib/lxc/ubuntu_clone/fstab
If I manually add lxc.rootfs=/dev/lxc/ubuntu_clone_snapshot to
/var/lib/lxc/ubuntu_clone/config, container starts normally.
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https://bugs.launchpad.net/bugs/1183354
Title:
lxc-clone makes unbootable clone when using lvm backing store
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