[JIRA] (OVIRT-2484) ovirt engine master and 4.2 are failing on random tests with possible cause an Invalid argument

ovirt engine master and 4.2 are failing on random tests with possible cause an Invalid argument ------------------------------------------------------------------------------------------------ Key: OVIRT-2484 URL: https://ovirt-jira.atlassian.net/browse/OVIRT-2484 Project: oVirt - virtualization made easy Issue Type: Bug Reporter: Dafna Ron Assignee: infra Labels: ost_code_regression, ost_failures seems we are getting random tests failure which I believe are caused by this error: Traceback (most recent call last): File "/usr/lib/python2.7/site-packages/vdsm/virt/periodic.py", line 220, in __call__ self._func() File "/usr/lib/python2.7/site-packages/vdsm/virt/sampling.py", line 576, in __call__ sample = HostSample(self._pid) File "/usr/lib/python2.7/site-packages/vdsm/virt/sampling.py", line 240, in __init__ self.interfaces = _get_interfaces_and_samples() File "/usr/lib/python2.7/site-packages/vdsm/virt/sampling.py", line 202, in _get_interfaces_and_samples links_and_samples[link.name] = InterfaceSample(link) File "/usr/lib/python2.7/site-packages/vdsm/virt/sampling.py", line 109, in __init__ self.speed = _getLinkSpeed(link) File "/usr/lib/python2.7/site-packages/vdsm/virt/sampling.py", line 590, in _getLinkSpeed speed = vlan.speed(dev.name) File "/usr/lib/python2.7/site-packages/vdsm/network/link/vlan.py", line 35, in speed dev_speed = nic.read_speed_using_sysfs(dev_name) File "/usr/lib/python2.7/site-packages/vdsm/network/link/nic.py", line 47, in read_speed_using_sysfs s = int(f.read()) IOError: [Errno 22] Invalid argument ovirt 4.2 - migration test failed: https://jenkins.ovirt.org/job/ovirt-4.2_change-queue-tester/3069/artifact... master: http://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/10176/