** Changed in: nova
Status: Fix Committed => Fix Released
** Changed in: nova
Milestone: None => juno-3
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https://bugs.launchpad.net/bugs/1358609
Title:
ENOENT error breaks update_status() of libvirt driver
Status in OpenStack Compute (Nova):
Fix Released
Bug description:
ENOENT error breaks update_status() during PowerKVM testing. It should
be a bug of libvirt driver.
Exception log:
2014-08-15 16:03:59.038 42817 ERROR nova.openstack.common.periodic_task [-]
Error during PowerVCComputeManager.update_available_resource: [Errno 2] No such
file or directory: '/mnt//nova/instances/2132a870-ad5e-4d42-a43c-
ca1e93fe7eeb/disk'
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
Traceback (most recent call last):
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
File "/usr/lib/python2.7/site-packages/nova/openstack/common/periodic_task.py",
line 198, in run_periodic_tasks
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
task(self, context)
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
File "/usr/lib/python2.7/site-packages/nova/compute/manager.py", line 5667, in
update_available_resource
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
rt.update_available_resource(context)
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
File "/usr/lib/python2.7/site-packages/powervc_nova/compute/manager.py", line
3805, in update_available_resource
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
self.driver.get_host_stats(refresh=True)
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 5026,
in get_host_stats
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
return self.host_state.get_host_stats(refresh=refresh)
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
File "/usr/lib/python2.7/site-packages/powervc_nova/virt/powerkvm/driver.py",
line 1688, in get_host_stats
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
self._data = self.update_status()
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
File "/usr/lib/python2.7/site-packages/powervc_nova/virt/powerkvm/driver.py",
line 1693, in update_status
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
data = super(PowerKVMHostState, self).update_status()
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 5515,
in update_status
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
data['disk_available_least'] = _get_disk_available_least()
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 5488,
in _get_disk_available_least
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
disk_over_committed = (self.driver.
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 4984,
in _get_disk_over_committed_size_total
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
self._get_instance_disk_info(dom.name(), xml))
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 4937,
in _get_instance_disk_info
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
dk_size = int(os.path.getsize(path))
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
File "/usr/lib64/python2.7/genericpath.py", line 49, in getsize
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
return os.stat(filename).st_size
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
OSError: [Errno 2] No such file or directory:
'/mnt//nova/instances/2132a870-ad5e-4d42-a43c-ca1e93fe7eeb/disk'
2014-08-15 16:03:59.038 42817 TRACE nova.openstack.common.periodic_task
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