I have a export storage domain myexport in dc0 with one vm moved to it.Now when I am trying to detach it and attach it to another datacenter dc1, I am getting following error: 017-05-20 16:52:31,694+05 ERROR [org.ovirt.engine.core.dal. dbbroker.auditloghandling.AuditLogDirector] (org.ovirt.thread.pool-7-thread-25) [72a6de4f] EVENT_ID: VDS_STORAGES_CONNECTION_FAILED(188), Correlation ID: null, Call Stack: null, Custom Event ID: -1, Message: Failed to connect Host node2dc1 to the Storage Domains myexport. 2017-05-20 16:52:31,694+05 INFO [org.ovirt.engine.core. vdsbroker.vdsbroker.ConnectStorageServerVDSCommand] (org.ovirt.thread.pool-7-thread-25) [72a6de4f] FINISH, ConnectStorageServerVDSCommand, return: {b7acd809-af92-4c6d-84c5-327550208bf1=477}, log id: 4f995793 2017-05-20 16:52:31,699+05 ERROR [org.ovirt.engine.core.dal. dbbroker.auditloghandling.AuditLogDirector] (org.ovirt.thread.pool-7-thread-25) [72a6de4f] EVENT_ID: STORAGE_DOMAIN_ERROR(996), Correlation ID: null, Call Stack: null, Custom Event ID: -1, Message: The error message for connection 192.168.122.145:/mnt/exportsd returned by VDSM was: Problem while trying to mount target 2017-05-20 16:52:31,701+05 ERROR [org.ovirt.engine.core.bll. storage.connection.BaseFsStorageHelper] (org.ovirt.thread.pool-7-thread-25) [72a6de4f] The connection with details '192.168.122.145:/mnt/exportsd' failed because of error code '477' and error message is: problem while trying to mount target 2017-05-20 16:52:31,706+05 ERROR [org.ovirt.engine.core.bll. storage.connection.ConnectStorageToVdsCommand] (org.ovirt.thread.pool-7-thread-25) [72a6de4f] Transaction rolled-back for command 'org.ovirt.engine.core.bll. storage.connection.ConnectStorageToVdsCommand'. 2017-05-20 16:52:31,707+05 ERROR [org.ovirt.engine.core.bll. storage.domain.AttachStorageDomainToPoolCommand] (org.ovirt.thread.pool-7-thread-27) [96ebeffb-dffa-4bdb-bea7-ffa330f8374d] Cannot connect storage connection server, aborting attach storage domain operation. 2017-05-20 16:52:31,708+05 INFO [org.ovirt.engine.core.bll. storage.domain.AttachStorageDomainToPoolCommand] (org.ovirt.thread.pool-7-thread-27) [96ebeffb-dffa-4bdb-bea7-ffa330f8374d] Command [id=d5ed8604-ae17-4d61-b5a2-929b36bf0e64]: Compensating NEW_ENTITY_ID of org.ovirt.engine.core.common.businessentities.StoragePoolIsoMap; snapshot: StoragePoolIsoMapId:{storagePoolId='eee50640-deea-4668-8168-a9f31a8bc006', storageId='04e2444d-990e-48b1-957b-833375ba7b3d'}. 2017-05-20 16:52:31,752+05 ERROR [org.ovirt.engine.core.dal. dbbroker.auditloghandling.AuditLogDirector] (org.ovirt.thread.pool-7-thread-27) [96ebeffb-dffa-4bdb-bea7-ffa330f8374d] EVENT_ID: USER_ATTACH_STORAGE_DOMAIN_TO_POOL_FAILED(963), Correlation ID: 96ebeffb-dffa-4bdb-bea7-ffa330f8374d, Job ID: 7538f0a0-90b6-414f-a62d-3d6a3287349a, Call Stack: null, Custom Event ID: -1, Message: Failed to attach Storage Domain myexport to Data Center dc1. (User: admin@internal-authz) Thanks, Shubham _______________________________________________ Users mailing list Users(a)ovirt.org http://lists.ovirt.org/mailman/listinfo/users

Thanks for reply, I am not sure about how to mount the storage domain manually. But I have run the nfs-check and it gives no error. One more thing I want to add is there are another sd also on the same host which are connected to another dc ,so is this can be a problem in anyway? On Sun, May 21, 2017 at 2:42 PM, Fred Rolland <frolland(a)redhat.com&gt; wrote: > Hi, > > Can you check if you can mount manually from the DC1 host ? > You can use vdsm/contrib/nfs-check.py . > See also [1] > > Regards, > > Fred > > [1] http://www.ovirt.org/documentation/how-to/troubleshooting/tr > oubleshooting-nfs-storage-issues/ > > > On Sat, May 20, 2017 at 3:16 PM, shubham dubey <sdubey504(a)gmail.com&gt; > wrote: > >> I have a export storage domain myexport in dc0 with one vm moved to >> it.Now when I am trying to >> detach it and attach it to another datacenter dc1, I am getting >> following error: >> >> >> 017-05-20 16:52:31,694+05 ERROR [org.ovirt.engine.core.dal.dbb >> roker.auditloghandling.AuditLogDirector] (org.ovirt.thread.pool-7-thread-25) >> [72a6de4f] EVENT_ID: VDS_STORAGES_CONNECTION_FAILED(188), Correlation >> ID: null, Call Stack: null, Custom Event ID: -1, Message: Failed to connect >> Host node2dc1 to the Storage Domains myexport. >> 2017-05-20 16:52:31,694+05 INFO [org.ovirt.engine.core.vdsbrok >> er.vdsbroker.ConnectStorageServerVDSCommand] >> (org.ovirt.thread.pool-7-thread-25) [72a6de4f] FINISH, >> ConnectStorageServerVDSCommand, return: {b7acd809-af92-4c6d-84c5-327550208bf1=477}, >> log id: 4f995793 >> 2017-05-20 16:52:31,699+05 ERROR [org.ovirt.engine.core.dal.dbb >> roker.auditloghandling.AuditLogDirector] (org.ovirt.thread.pool-7-thread-25) >> [72a6de4f] EVENT_ID: STORAGE_DOMAIN_ERROR(996), Correlation ID: null, Call >> Stack: null, Custom Event ID: -1, Message: The error message for connection >> 192.168.122.145:/mnt/exportsd returned by VDSM was: Problem while >> trying to mount target >> 2017-05-20 16:52:31,701+05 ERROR [org.ovirt.engine.core.bll.sto >> rage.connection.BaseFsStorageHelper] (org.ovirt.thread.pool-7-thread-25) >> [72a6de4f] The connection with details '192.168.122.145:/mnt/exportsd' >> failed because of error code '477' and error message is: problem while >> trying to mount target >> 2017-05-20 16:52:31,706+05 ERROR [org.ovirt.engine.core.bll.sto >> rage.connection.ConnectStorageToVdsCommand] >> (org.ovirt.thread.pool-7-thread-25) [72a6de4f] Transaction rolled-back >> for command 'org.ovirt.engine.core.bll.storage.connection.ConnectStorage >> ToVdsCommand'. >> 2017-05-20 16:52:31,707+05 ERROR [org.ovirt.engine.core.bll.sto >> rage.domain.AttachStorageDomainToPoolCommand] >> (org.ovirt.thread.pool-7-thread-27) [96ebeffb-dffa-4bdb-bea7-ffa330f8374d] >> Cannot connect storage connection server, aborting attach storage domain >> operation. >> 2017-05-20 16:52:31,708+05 INFO [org.ovirt.engine.core.bll.sto >> rage.domain.AttachStorageDomainToPoolCommand] >> (org.ovirt.thread.pool-7-thread-27) [96ebeffb-dffa-4bdb-bea7-ffa330f8374d] >> Command [id=d5ed8604-ae17-4d61-b5a2-929b36bf0e64]: Compensating >> NEW_ENTITY_ID of org.ovirt.engine.core.common.b >> usinessentities.StoragePoolIsoMap; snapshot: >> StoragePoolIsoMapId:{storagePoolId='eee50640-deea-4668-8168-a9f31a8bc006', >> storageId='04e2444d-990e-48b1-957b-833375ba7b3d'}. >> 2017-05-20 16:52:31,752+05 ERROR [org.ovirt.engine.core.dal.dbb >> roker.auditloghandling.AuditLogDirector] (org.ovirt.thread.pool-7-thread-27) >> [96ebeffb-dffa-4bdb-bea7-ffa330f8374d] EVENT_ID: >> USER_ATTACH_STORAGE_DOMAIN_TO_POOL_FAILED(963), Correlation ID: >> 96ebeffb-dffa-4bdb-bea7-ffa330f8374d, Job ID: >> 7538f0a0-90b6-414f-a62d-3d6a3287349a, Call Stack: null, Custom Event >> ID: -1, Message: Failed to attach Storage Domain myexport to Data Center >> dc1. (User: admin@internal-authz) >> >> Thanks, >> Shubham >> >> >> _______________________________________________ >> Users mailing list >> Users(a)ovirt.org >> http://lists.ovirt.org/mailman/listinfo/users >> >> >