Some of oVirt-3.6 new features such as http://www.ovirt.org/Features/hostdev_passthrough would not be available on el6. However, we would like to be able to build and run legacy features on el6. Therefore, please avoid using fancy python 2.7 syntax. Unit tests on el6 should keep passing. Regards, Dan. http://jenkins.ovirt.org/job/vdsm_master_unit_tests_gerrit_el/14115/console ERROR: testParseSRIOV_PFDeviceParams (hostdevTests.HostdevTests) ---------------------------------------------------------------------- Traceback (most recent call last): File "/home/jenkins/workspace/vdsm_master_unit_tests_gerrit_el/vdsm/tests/hostdevTests.py", line 470, in testParseSRIOV_PFDeviceParams deviceXML = hostdev._parse_device_params(_SRIOV_PF_XML) File "/home/jenkins/workspace/vdsm_master_unit_tests_gerrit_el/vdsm/vdsm/hostdev.py", line 77, in _parse_device_params params['physfn'] = _pci_address_to_name(**address.attrib) File "/home/jenkins/workspace/vdsm_master_unit_tests_gerrit_el/vdsm/vdsm/hostdev.py", line 42, in _pci_address_to_name function[2:]) ValueError: zero length field name in format