- LUN addition fails with the following error reported in the Events pane in the RHEV-M GUI;
Failed to connect Host <UNKNOWN> to device.
All the virtual machines on the hypervisor became unresponsive, although the hypervisor itself stayed Up. None of the VM's could be reset, powered off, shutdown, etc.
An attempt to extend a Storage Domain failed with an
ERROR_CANNOT_EXTEND_CONNECTION_FAILEDerror reported in the
2013-07-05 00:00:51,510 ERROR [org.ovirt.engine.core.bll.storage.ConnectAllHostsToLunCommand] (http-/0.0.0.0:8443-6) [422c5cb6] Transaction rolled-back for command: org.ovirt.engine.core.bll.storage.ConnectAllHostsToLunCommand. 2013-07-05 00:00:51,540 WARN [org.ovirt.engine.core.bll.storage.ExtendSANStorageDomainCommand] (http-/0.0.0.0:8443-6) [422c5cb6] CanDoAction of action ExtendSANStorageDomain failed. Reasons:VAR__TYPE__STORAGE__DOMAIN,VAR__ACTION__EXTEND,ERROR_CANNOT_EXTEND_CONNECTION_FAILED,$lun
- Red Hat Enterprise Virtualization (RHEV) 3.1
- Red Hat Enterprise Linux (RHEL) 6.4 hosts
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