[Bug 1551150] Re: devel-proposed - android lxc container fails to start

[Jean-Baptiste Lallement]

With cgroup-lite install the error message is different:
      lxc-start 20160229153538.890 ERROR    lxc_cgfs - cgfs.c:cgfs_init:2300 - cgroupfs failed to detect cgroup metadata
      lxc-start 20160229153538.890 ERROR    lxc_start - start.c:lxc_spawn:1026 - failed initializing cgroup support
      lxc-start 20160229153538.891 ERROR    lxc_start - start.c:__lxc_start:1276 - failed to spawn 'android'
      lxc-start 20160229153538.891 ERROR    lxc_start_ui - lxc_start.c:main:344 - The container failed to start.
      lxc-start 20160229153538.891 ERROR    lxc_start_ui - lxc_start.c:main:348 - Additional information can be obtained by setting the --logfile and --logpriority options.
      lxc-start 20160229160049.670 ERROR    lxc_cgfs - cgfs.c:lxc_cgroupfs_create:874 - Could not find writable mount point for cgroup hierarchy 7 while trying to create cgroup.
      lxc-start 20160229160049.671 ERROR    lxc_cgfs - cgfs.c:cgroup_rmdir:208 - Device or resource busy - cgroup_rmdir: failed to delete /sys/fs/cgroup/freezer/
      lxc-start 20160229160049.672 ERROR    lxc_cgfs - cgfs.c:cgroup_rmdir:208 - Device or resource busy - cgroup_rmdir: failed to delete /sys/fs/cgroup/cpuacct/
      lxc-start 20160229160049.672 ERROR    lxc_cgfs - cgfs.c:cgroup_rmdir:208 - Device or resource busy - cgroup_rmdir: failed to delete /sys/fs/cgroup/cpu/
      lxc-start 20160229160049.672 ERROR    lxc_cgfs - cgfs.c:cgroup_rmdir:208 - Device or resource busy - cgroup_rmdir: failed to delete /sys/fs/cgroup/debug/
      lxc-start 20160229160049.672 ERROR    lxc_start - start.c:lxc_spawn:1033 - failed creating cgroups
      lxc-start 20160229160049.673 ERROR    lxc_start - start.c:__lxc_start:1276 - failed to spawn 'android'
      lxc-start 20160229160049.673 ERROR    lxc_start_ui - lxc_start.c:main:344 - The container failed to start.
      lxc-start 20160229160049.673 ERROR    lxc_start_ui - lxc_start.c:main:348 - Additional information can be obtained by setting the --logfile and --logpriority options.

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https://bugs.launchpad.net/bugs/1551150

Title:
  devel-proposed - android lxc container fails to start

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