** Changed in: nova
Status: Fix Committed => Fix Released
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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)
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