Hi Eduardo, I've tried your way without success. Plus, I'm now receiving this error in one of the hosts: Message from syslogd@virt2 at Nov 19 09:30:16 ... �<11>vdsm Storage.DomainMonitorThread ERROR Error while collecting domain 0d22a7d7-a7e0-4c17-b132-5764b7940a70 monitoring information#012Traceback (most recent call last):#012 File "/usr/share/vdsm/storage/domainMonitor.py", line 186, in _monitorDomain#012 self.domain.selftest()#012 File "/usr/share/vdsm/storage/sdc.py", line 49, in __getattr__#012 return getattr(self.getRealDomain(), attrName)#012 File "/usr/share/vdsm/storage/sdc.py", line 52, in getRealDomain#012 return self._cache._realProduce(self._sdUUID)#012 File "/usr/share/vdsm/storage/sdc.py", line 119, in _realProduce#012 self.refreshStorage()#012 File "/usr/share/vdsm/storage/misc.py", line 1073, in helper#012 return sm(*args, **kwargs)#012 File "/usr/share/vdsm/storage/misc.py", line 1058, in __call__#012 self.__lastResult = self.__func(*args, **kwargs)#012 File "/usr/share/vdsm/storage/sdc.py", line 82, in refreshStorage#012 multipath.rescan()#012 File "/usr/share/vdsm/storage/multipath.py", line 106, in rescan#012 supervdsm.getProxy().forceIScsiScan()#012 File "/usr/share/vdsm/supervdsm.py", line 81, in __call__#012 return callMethod()#012 File "/usr/share/vdsm/supervdsm.py", line 72, in <lambda>#012 **kwargs)#012 File "<string>", line 2, in forceIScsiScan#012 File "/usr/lib64/python2.6/multiprocessing/managers.py", line 740, in _callmethod#012 raise convert_to_error(kind, result)#012RemoteError: #012---------------------------------------------------------------------------#012Traceback (most recent call last):#012 File "/usr/lib64/python2.6/multiprocessing/managers.py", line 216, in serve_client#012 obj, exposed, gettypeid = id_to_obj[ident]#012KeyError: '285c110'#012--------------------------------------------------------------------------- I had to set back the master to get rid of it. Regards,