RHEVM: Not able to add NFS storage

Issue

• Not able to add NFS storage. Following messages are seen in vdc-log.txt:

  12Jul 14:44:08 [4440] INFO  - Running command: 
  RemoveStorageServerConnectionCommand 
  12Jul 14:45:38 [4440] ERROR - 
  Command RemoveStorageServerConnectionCommand throw Vdc Bll exception 
  VdcCommon.Errors.VdcBLLException:
   VdcBLLException: VdsBroker.VDSNetworkException: VDSNetworkException:  
  ---> System.Net.WebException: The operation has timed out 
     at 
  System.Net.HttpWebRequest.GetResponse() 
     at 
  CookComputing.XmlRpc.XmlRpcClientProtocol.GetWebResponse(WebRequest 
  request) 
     at 
  CookComputing.XmlRpc.XmlRpcClientProtocol.Invoke(Object clientObj, 
  MethodInfo mi, Object[] parameters) 
     at 
  CookComputing.XmlRpc.XmlRpcClientProtocol.Invoke(MethodInfo mi, Object[]
   Parameters) 
     at 
  XmlRpcProxy6ae617b2-214a-4486-983f-e0d18502ce30.disconnectStorageServer(Int32
   , String , XmlRpcStruct[] ) 
     at 
  VdsBroker.DisconnectStorageServerVDSCommand.ExecuteVdsBrokerCommand() 
  
    at VdsBroker.VdsBrokerCommand.ExecuteVDSCommand() 
     --- End of 
  inner exception stack trace --- 
     at 
  VdsBroker.VdsBrokerCommand.ExecuteVDSCommand() 
     at 
  VdsBroker.VDSCommandBase.ExecuteCommand() 
     at 
  VdcBLL.VDSBrokerFrontend.RunVdsCommand(VDSCommandType commandType, 
  VDSParametersBase parameters) 
     at 
  VdcBLL.RemoveStorageServerConnectionCommand.ExecuteCommand() 
     at 
  VdcBLL.CommandBase.ExecuteWithoutTransaction() 
  12Jul 14:45:38 [4440]
   ERROR - Command RemoveStorageServerConnectionCommand Rollbacked 
  12Jul
   14:47:38 [4440] INFO  - Running command: 
  RemoveStorageServerConnectionCommand 
  12Jul 14:49:08 [4440] ERROR - 
  Command RemoveStorageServerConnectionCommand throw Vdc Bll exception 
  VdcCommon.Errors.VdcBLLException:
   VdcBLLException: VdsBroker.VDSNetworkException: VDSNetworkException:  
  ---> System.Net.WebException: The operation has timed out 
     at 
  System.Net.HttpWebRequest.GetResponse() 
     at 
  CookComputing.XmlRpc.XmlRpcClientProtocol.GetWebResponse(WebRequest 
  request) 
     at 
  CookComputing.XmlRpc.XmlRpcClientProtocol.Invoke(Object clientObj, 
  MethodInfo mi, Object[] parameters) 
     at 
  CookComputing.XmlRpc.XmlRpcClientProtocol.Invoke(MethodInfo mi, Object[]
   Parameters) 
     at 
  XmlRpcProxy6ae617b2-214a-4486-983f-e0d18502ce30.disconnectStorageServer(Int32
   , String , XmlRpcStruct[] ) 
     at 
  VdsBroker.DisconnectStorageServerVDSCommand.ExecuteVdsBrokerCommand() 
  
    at VdsBroker.VdsBrokerCommand.ExecuteVDSCommand() 
     --- End of 
  inner exception stack trace --- 
     at 
  VdsBroker.VdsBrokerCommand.ExecuteVDSCommand() 
     at 
  VdsBroker.VDSCommandBase.ExecuteCommand() 
     at 
  VdcBLL.VDSBrokerFrontend.RunVdsCommand(VDSCommandType commandType, 
  VDSParametersBase parameters) 
     at 
  VdcBLL.RemoveStorageServerConnectionCommand.ExecuteCommand() 
     at 
  VdcBLL.CommandBase.ExecuteWithoutTransaction() 
  12Jul 14:49:08 [4440]
   ERROR - Command RemoveStorageServerConnectionCommand Rollbacked 
  12Jul
   15:01:29 [4440] INFO  - Running command: 
  AddStorageServerConnectionCommand 
  12Jul 15:02:59 [4440] ERROR - 
  Command AddStorageServerConnectionCommand throw Vdc Bll exception 
  VdcCommon.Errors.VdcBLLException:
   VdcBLLException: VdsBroker.VDSNetworkException: VDSNetworkException:  
  ---> System.Net.WebException: The operation has timed out 
     at 
  System.Net.HttpWebRequest.GetResponse() 
     at 
  CookComputing.XmlRpc.XmlRpcClientProtocol.GetWebResponse(WebRequest 
  request) 
     at 
  CookComputing.XmlRpc.XmlRpcClientProtocol.Invoke(Object clientObj, 
  MethodInfo mi, Object[] parameters) 
     at 
  CookComputing.XmlRpc.XmlRpcClientProtocol.Invoke(MethodInfo mi, Object[]
   Parameters) 
     at 
  XmlRpcProxy6ae617b2-214a-4486-983f-e0d18502ce30.connectStorageServer(Int32
   , String , XmlRpcStruct[] ) 
     at 
  VdsBroker.ConnectStorageServerVDSCommand.ExecuteVdsBrokerCommand() 
  
    at VdsBroker.VdsBrokerCommand.ExecuteVDSCommand() 
     --- End of 
  inner exception stack trace --- 
     at 
  VdsBroker.VdsBrokerCommand.ExecuteVDSCommand() 
     at 
  VdsBroker.VDSCommandBase.ExecuteCommand() 
     at 
  VdcBLL.VDSBrokerFrontend.RunVdsCommand(VDSCommandType commandType, 
  VDSParametersBase parameters) 
     at 
  VdcBLL.ConnectStorageToVdsCommand.Connect(Int32 vdsId) 
     at 
  VdcBLL.AddStorageServerConnectionCommand.ExecuteCommand() 
     at 
  VdcBLL.CommandBase.ExecuteWithoutTransaction() 
  12Jul 15:02:59 [4440]
   ERROR - Command AddStorageServerConnectionCommand Rollbacked 
  12Jul 
  15:02:59 [4440] INFO  - Running command: 
  RemoveStorageServerConnectionCommand 
  12Jul 15:03:10 [2460] INFO  - 
  Running LocalUser command: LUGetAdUserByUserIdListCommand 
  12Jul 
  15:04:29 [4440] ERROR - Command RemoveStorageServerConnectionCommand 
  throw Vdc Bll exception 
  VdcCommon.Errors.VdcBLLException: 
  VdcBLLException: VdsBroker.VDSNetworkException: VDSNetworkException:  
  ---> System.Net.WebException: The operation has timed out 
     at 
  System.Net.HttpWebRequest.GetResponse() 
     at 
  CookComputing.XmlRpc.XmlRpcClientProtocol.GetWebResponse(WebRequest 
  request) 
     at 
  CookComputing.XmlRpc.XmlRpcClientProtocol.Invoke(Object clientObj, 
  MethodInfo mi, Object[] parameters) 
     at 
  CookComputing.XmlRpc.XmlRpcClientProtocol.Invoke(MethodInfo mi, Object[]
   Parameters) 
     at 
  XmlRpcProxy6ae617b2-214a-4486-983f-e0d18502ce30.disconnectStorageServer(Int32
   , String , XmlRpcStruct[] ) 
     at 
  VdsBroker.DisconnectStorageServerVDSCommand.ExecuteVdsBrokerCommand() 
  
    at VdsBroker.VdsBrokerCommand.ExecuteVDSCommand() 
     --- End of 
  inner exception stack trace --- 
     at 
  VdsBroker.VdsBrokerCommand.ExecuteVDSCommand() 
     at 
  VdsBroker.VDSCommandBase.ExecuteCommand() 
     at 
  VdcBLL.VDSBrokerFrontend.RunVdsCommand(VDSCommandType commandType, 
  VDSParametersBase parameters) 
     at 
  VdcBLL.RemoveStorageServerConnectionCommand.ExecuteCommand() 
     at 
  VdcBLL.CommandBase.ExecuteWithoutTransaction() 
  12Jul 15:04:29 [4440]
   ERROR - Command RemoveStorageServerConnectionCommand Rollbacked