[ovirt-users] storage randomly going non responsive for long times

storage randomly going non responsive for long times and then coming back just on this machine. the storage nfs server replies to pings so it's not the connection. I have another ovirt server on the same nfs and it has no problems please help. Thread-23::DEBUG::2014-05-12 20:41:12,423::resourceManager::649::ResourceManager::(releaseResource) No one is waiting for resource 'Storage.HsmDomainMonitorLock', Clearing records. Thread-23::ERROR::2014-05-12 20:41:12,424::task::866::TaskManager.Task::(_setError) Task=`5588679c-cbe8-4956-9022-86474134ae7a`::Unexpected error Traceback (most recent call last): File "/usr/share/vdsm/storage/task.py", line 873, in _run return fn(*args, **kargs) File "/usr/share/vdsm/logUtils.py", line 45, in wrapper res = f(*args, **kwargs) File "/usr/share/vdsm/storage/hsm.py", line 1020, in connectStoragePool spUUID, hostID, msdUUID, masterVersion, domainsMap) File "/usr/share/vdsm/storage/hsm.py", line 1091, in _connectStoragePool res = pool.connect(hostID, msdUUID, masterVersion) File "/usr/share/vdsm/storage/sp.py", line 630, in connect self.__rebuild(msdUUID=msdUUID, masterVersion=masterVersion) File "/usr/share/vdsm/storage/sp.py", line 1153, in __rebuild self.setMasterDomain(msdUUID, masterVersion) File "/usr/share/vdsm/storage/sp.py", line 1360, in setMasterDomain raise se.StoragePoolMasterNotFound(self.spUUID, msdUUID) StoragePoolMasterNotFound: Cannot find master domain: 'spUUID=00000002-0002-0002-0002-000000000168, msdUUID=13425a8d-f56a-4d4f-88fa-2fb4202fffb8' Thread-23::DEBUG::2014-05-12 20:41:12,424::task::885::TaskManager.Task::(_run) Task=`5588679c-cbe8-4956-9022-86474134ae7a`::Task._run: 5588679c-cbe8-4956-9022-86474134ae7a ('00000002-0002-0002-0002-000000000168', 1, '13425a8d-f56a-4d4f-88fa-2fb4202fffb8', 1, None) {} failed - stopping task Thread-23::DEBUG::2014-05-12 20:41:12,424::task::1211::TaskManager.Task::(stop) Task=`5588679c-cbe8-4956-9022-86474134ae7a`::stopping in state preparing (force False)