yahoo-eng-team team mailing list archive

Thread
Date
[Bug 1243083] Re: lxc container rootfs is attached to more than one device when rebooted or resized

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: Thierry Carrez <thierry.carrez+lp@xxxxxxxxx>
Date: Wed, 22 Jan 2014 16:19:16 -0000
Reply-to: Bug 1243083 <1243083@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
** Changed in: nova
       Status: Fix Committed => Fix Released

-- 
You received this bug notification because you are a member of Yahoo!
Engineering Team, which is subscribed to OpenStack Compute (nova).
https://bugs.launchpad.net/bugs/1243083

Title:
  lxc container rootfs is attached to more than one device when rebooted
  or resized

Status in OpenStack Compute (Nova):
  Fix Released

Bug description:
  Operation details are as following:
  ubuntu@lxc-gq:~$ nova list
  +--------------------------------------+------+---------+------------+-------------+------------------+
  | ID                                   | Name | Status  | Task State | Power State | Networks         |
  +--------------------------------------+------+---------+------------+-------------+------------------+
  | b91adccc-408a-4bac-8835-9843afb904b9 | lxc1 | ACTIVE  | None       | Running     | private=10.0.0.2 |
  +--------------------------------------+------+---------+------------+-------------+------------------+
  ubuntu@lxc-gq:~$ sudo losetup -a
  /dev/loop1: [fd01]:134374 (/opt/stack/data/nova/instances/b91adccc-408a-4bac-8835-9843afb904b9/disk)
  ubuntu@lxc-gq:~$ nova reboot lxc1 --hard
  ubuntu@lxc-gq:~$ nova list
  +--------------------------------------+------+-------------+----------------+-------------+------------------+
  | ID                                   | Name | Status      | Task State     | Power State | Networks         |
  +--------------------------------------+------+-------------+----------------+-------------+------------------+
  | b91adccc-408a-4bac-8835-9843afb904b9 | lxc1 | HARD_REBOOT | rebooting_hard | Running     | private=10.0.0.2 |
  +--------------------------------------+------+-------------+----------------+-------------+------------------+
  ubuntu@lxc-gq:~$ nova list
  +--------------------------------------+------+---------+------------+-------------+------------------+
  | ID                                   | Name | Status  | Task State | Power State | Networks         |
  +--------------------------------------+------+---------+------------+-------------+------------------+
  | b91adccc-408a-4bac-8835-9843afb904b9 | lxc1 | ACTIVE  | None       | Running     | private=10.0.0.2 |
  +--------------------------------------+------+---------+------------+-------------+------------------+
  ubuntu@lxc-gq:~$ sudo losetup -a
  /dev/loop0: [fd01]:134374 (/opt/stack/data/nova/instances/b91adccc-408a-4bac-8835-9843afb904b9/disk)
  /dev/loop1: [fd01]:134374 (/opt/stack/data/nova/instances/b91adccc-408a-4bac-8835-9843afb904b9/disk)

  
  ubuntu@lxc-gq:~$ nova resize lxc1 m1.lxc
  ubuntu@lxc-gq:~$ nova list
  +--------------------------------------+------+---------------+------------+-------------+------------------+
  | ID                                   | Name | Status        | Task State | Power State | Networks         |
  +--------------------------------------+------+---------------+------------+-------------+------------------+
  | b91adccc-408a-4bac-8835-9843afb904b9 | lxc1 | VERIFY_RESIZE | None       | Running     | private=10.0.0.2 |
  +--------------------------------------+------+---------------+------------+-------------+------------------+

  ubuntu@lxc-gq:~$ sudo losetup -a
  /dev/loop0: [fd01]:136419 (/opt/stack/data/nova/instances/b91adccc-408a-4bac-8835-9843afb904b9_resize/disk)
  /dev/loop1: [fd01]:134374 (/opt/stack/data/nova/instances/b91adccc-408a-4bac-8835-9843afb904b9/disk)

  ubuntu@lxc-gq:~$ nova resize-confirm lxc1
  ubuntu@lxc-gq:~$ nova list
  +--------------------------------------+------+---------+------------+-------------+------------------+
  | ID                                   | Name | Status  | Task State | Power State | Networks         |
  +--------------------------------------+------+---------+------------+-------------+------------------+
  | b91adccc-408a-4bac-8835-9843afb904b9 | lxc1 | ACTIVE  | None       | Running     | private=10.0.0.2 |
  +--------------------------------------+------+---------+------------+-------------+------------------+
  ubuntu@lxc-gq:~$ vir list
  Id    Name                           State
  ----------------------------------------------------
  9312  instance-00000052              running

  ubuntu@lxc-gq:~$ sudo losetup -a
  /dev/loop0: [fd01]:136419 (/opt/stack/data/nova/instances/b91adccc-408a-4bac-8835-9843afb904b9_resize/disk (deleted))
  /dev/loop1: [fd01]:134374 (/opt/stack/data/nova/instances/b91adccc-408a-4bac-8835-9843afb904b9/disk)

To manage notifications about this bug go to:
https://bugs.launchpad.net/nova/+bug/1243083/+subscriptions