If you have any ideas, please let me know..
2012-11-29 22:26:50,742 WARN [org.ovirt.engine.core.bll.GetConfigurationValueQuery] (ajp--0.0.0.0-8009-2) calling GetConfigurationValueQuery (StorageDomainNameSizeLimit) with null version, using default general for version
2012-11-29 22:26:50,824 INFO [org.ovirt.engine.core.vdsbroker.vdsbroker.ValidateStorageServerConnectionVDSCommand] (ajp--0.0.0.0-8009-10) [312d49f8] START, ValidateStorageServerConnectionVDSCommand(vdsId = cd7f71f6-3991-11e2-8952-e83935ee65b2, storagePoolId = 00000000-0000-0000-0000-000000000000, storageType = POSIXFS, connectionList = [{ id: 8713e422-eb64-48b4-99ba-c2d1bb20a98f, connection: localhost:/data };]), log id: 494f6442
2012-11-29 22:26:50,839 INFO [org.ovirt.engine.core.vdsbroker.vdsbroker.ValidateStorageServerConnectionVDSCommand] (ajp--0.0.0.0-8009-10) [312d49f8] FINISH, ValidateStorageServerConnectionVDSCommand, return: {8713e422-eb64-48b4-99ba-c2d1bb20a98f=0}, log id: 494f6442
2012-11-29 22:26:50,842 INFO [org.ovirt.engine.core.bll.storage.AddStorageServerConnectionCommand] (ajp--0.0.0.0-8009-10) [312d49f8] Running command: AddStorageServerConnectionCommand internal: false. Entities affected : ID: aaa00000-0000-0000-0000-123456789aaa Type: System
2012-11-29 22:26:50,843 INFO [org.ovirt.engine.core.vdsbroker.vdsbroker.ConnectStorageServerVDSCommand] (ajp--0.0.0.0-8009-10) [312d49f8] START, ConnectStorageServerVDSCommand(vdsId = cd7f71f6-3991-11e2-8952-e83935ee65b2, storagePoolId = 00000000-0000-0000-0000-000000000000, storageType = POSIXFS, connectionList = [{ id: 8713e422-eb64-48b4-99ba-c2d1bb20a98f, connection: localhost:/data };]), log id: 2f838360
2012-11-29 22:26:50,936 INFO [org.ovirt.engine.core.vdsbroker.vdsbroker.ConnectStorageServerVDSCommand] (ajp--0.0.0.0-8009-10) [312d49f8] FINISH, ConnectStorageServerVDSCommand, return: {8713e422-eb64-48b4-99ba-c2d1bb20a98f=477}, log id: 2f838360
2012-11-29 22:26:50,937 ERROR [org.ovirt.engine.core.bll.storage.POSIXFSStorageHelper] (ajp--0.0.0.0-8009-10) [312d49f8] The connection with details localhost:/data failed because of error code 477 and error message is: 477
2012-11-29 22:26:50,971 WARN [org.ovirt.engine.core.dal.job.ExecutionMessageDirector] (ajp--0.0.0.0-8009-4) [4b06833c] The message key AddPosixFsStorageDomain is missing from bundles/ExecutionMessages
2012-11-29 22:26:50,980 INFO [org.ovirt.engine.core.bll.storage.AddPosixFsStorageDomainCommand] (ajp--0.0.0.0-8009-4) [4b06833c] Running command: AddPosixFsStorageDomainCommand internal: false. Entities affected : ID: aaa00000-0000-0000-0000-123456789aaa Type: System
2012-11-29 22:26:50,986 INFO [org.ovirt.engine.core.vdsbroker.vdsbroker.CreateStorageDomainVDSCommand] (ajp--0.0.0.0-8009-4) [4b06833c] START, CreateStorageDomainVDSCommand(vdsId = cd7f71f6-3991-11e2-8952-e83935ee65b2, storageDomain=org.ovirt.engine.core.common.businessentities.storage_domain_static@bce5367e, args=localhost:/data), log id: 72b00ef2
2012-11-29 22:26:53,479 ERROR [org.ovirt.engine.core.vdsbroker.vdsbroker.BrokerCommandBase] (ajp--0.0.0.0-8009-4) [4b06833c] Failed in CreateStorageDomainVDS method
2012-11-29 22:26:53,479 ERROR [org.ovirt.engine.core.vdsbroker.vdsbroker.BrokerCommandBase] (ajp--0.0.0.0-8009-4) [4b06833c] Error code StorageDomainFSNotMounted and error message VDSGenericException: VDSErrorException: Failed to CreateStorageDomainVDS, error = Storage domain remote path not mounted: ('/rhev/data-center/mnt/localhost:_data',)
2012-11-29 22:26:53,480 INFO [org.ovirt.engine.core.vdsbroker.vdsbroker.BrokerCommandBase] (ajp--0.0.0.0-8009-4) [4b06833c] Command org.ovirt.engine.core.vdsbroker.vdsbroker.CreateStorageDomainVDSCommand return value
Class Name: org.ovirt.engine.core.vdsbroker.vdsbroker.StatusOnlyReturnForXmlRpc
mStatus Class Name: org.ovirt.engine.core.vdsbroker.vdsbroker.StatusForXmlRpc
mCode 360
mMessage Storage domain remote path not mounted: ('/rhev/data-center/mnt/localhost:_data',)
2012-11-29 22:26:53,480 INFO [org.ovirt.engine.core.vdsbroker.vdsbroker.BrokerCommandBase] (ajp--0.0.0.0-8009-4) [4b06833c] Vds: node5
2012-11-29 22:26:53,481 ERROR [org.ovirt.engine.core.vdsbroker.VDSCommandBase] (ajp--0.0.0.0-8009-4) [4b06833c] Command CreateStorageDomainVDS execution failed. Exception: VDSErrorException: VDSGenericException: VDSErrorException: Failed to CreateStorageDomainVDS, error = Storage domain remote path not mounted: ('/rhev/data-center/mnt/localhost:_data',)
2012-11-29 22:26:53,481 INFO [org.ovirt.engine.core.vdsbroker.vdsbroker.CreateStorageDomainVDSCommand] (ajp--0.0.0.0-8009-4) [4b06833c] FINISH, CreateStorageDomainVDSCommand, log id: 72b00ef2
2012-11-29 22:26:53,482 ERROR [org.ovirt.engine.core.bll.storage.AddPosixFsStorageDomainCommand] (ajp--0.0.0.0-8009-4) [4b06833c] Command org.ovirt.engine.core.bll.storage.AddPosixFsStorageDomainCommand throw Vdc Bll exception. With error message VdcBLLException: org.ovirt.engine.core.vdsbroker.vdsbroker.VDSErrorException: VDSGenericException: VDSErrorException: Failed to CreateStorageDomainVDS, error = Storage domain remote path not mounted: ('/rhev/data-center/mnt/localhost:_data',)
2012-11-29 22:26:53,484 INFO [org.ovirt.engine.core.bll.storage.AddPosixFsStorageDomainCommand] (ajp--0.0.0.0-8009-4) [4b06833c] Command [id=fd9d1745-73da-4dbd-9dad-cc35d4ec385e]: Compensating NEW_ENTITY_ID of org.ovirt.engine.core.common.businessentities.storage_domain_dynamic; snapshot: 818ef1a5-a3f1-4c06-8215-ca6029409599.
2012-11-29 22:26:53,485 INFO [org.ovirt.engine.core.bll.storage.AddPosixFsStorageDomainCommand] (ajp--0.0.0.0-8009-4) [4b06833c] Command [id=fd9d1745-73da-4dbd-9dad-cc35d4ec385e]: Compensating NEW_ENTITY_ID of org.ovirt.engine.core.common.businessentities.storage_domain_static; snapshot: 818ef1a5-a3f1-4c06-8215-ca6029409599.
2012-11-29 22:26:53,487 ERROR [org.ovirt.engine.core.bll.storage.AddPosixFsStorageDomainCommand] (ajp--0.0.0.0-8009-4) [4b06833c] Transaction rolled-back for command: org.ovirt.engine.core.bll.storage.AddPosixFsStorageDomainCommand.