Created attachment 1367174 [details] engine log Description of problem: EngineException: Failed to GetLldpVDS, error = The method does not exist / is not available when running a 3.6 host in rhv 4.2 engine There are engine exceptions when running a 3.6 host in rhv 4.2 engine: 2017-12-13 10:23:31,460+02 ERROR [org.ovirt.engine.core.bll.network.host.GetMultipleTlvsByHostIdQuery] (default task-1) [99da16fa-7739-42d8-88c6-31dba535e110] Query 'GetMultipleTlvsByHostIdQuery' failed: EngineExc eption: org.ovirt.engine.core.vdsbroker.vdsbroker.VDSErrorException: VDSGenericException: VDSErrorException: Failed to GetLldpVDS, error = The method does not exist / is not available., code = -32601 (Failed with error unexpected and code 16) 2017-12-13 10:23:31,460+02 ERROR [org.ovirt.engine.core.bll.network.host.GetMultipleTlvsByHostIdQuery] (default task-1) [99da16fa-7739-42d8-88c6-31dba535e110] Exception: org.ovirt.engine.core.common.errors.EngineE xception: EngineException: org.ovirt.engine.core.vdsbroker.vdsbroker.VDSErrorException: VDSGenericException: VDSErrorException: Failed to GetLldpVDS, error = The method does not exist / is not available., code = - 32601 (Failed with error unexpected and code 16) at org.ovirt.engine.core.bll.VdsHandler.handleVdsResult(VdsHandler.java:118) [bll.jar:] - Note for my self - check if same happens when running 4.1 host in rhv 4.2 Version-Release number of selected component (if applicable): 4.2.0.2-0.1.el7 How reproducible: 100% Steps to Reproduce: 1. Add 3.6 host(latest) to rhv 4.2 engine Actual results: Exception regrading GetLldpVDS in the engine log and in the event log ui Expected results: NO exception in the engine log
We must not attempt to read LLDP information when the host is older than vdsm-4.20 (or alternatively in clusterLevel < 4.2)
(In reply to Dan Kenigsberg from comment #1) > We must not attempt to read LLDP information when the host is older than > vdsm-4.20 (or alternatively in clusterLevel < 4.2) vdsm-4.19.42-1.el7ev.x86_64 doesn't have the problem, it report the Lldp data.
Verified on - 4.2.1-0.2.el7
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHEA-2018:1488
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