RHEV: Host in Non Operational State : cannot resolve own name

Solution Unverified - Updated -

Issue

  • Host in non-operational state in RHEV-M
  • Restart does not solve the issue
  • The following errors can be seen in the logs of RHEV-M during host installation/re-installation
 --snip--                                                                                                                                                                  
 Failed to verify Power Management configuration for Host rhevh.node.com.
 Host host4  was added by admin.
 Installing Host host4. Connected to host 10.0.0.34 with SSH key fingerprint: 6c:f2:84:86:4d:cb:d7:81:89:40:9f:46:48:23:93:04.
 Installing Host host4 Stage: Initializing.
 Installing Host host4 Stage: Environment setup.
 Installing Host host4 Stage: Environment packages setup.
 Installing Host host4 Stage: Programs detection.
 Installing Host host4 Stage: Environment customization.
 Installing Host host4 Host is hypervisor.
 Installing Host host4 Logs at host located at: '/tmp/ovirt-host-deploy-20151223163648-rjyldz.log'.
 Installing Host host4 Stage: Setup validation.
 Host host4 installation in progress . Cannot validate host name settings, reason: cannot resolve own name 'host4''.
 Installing Host host4 Hardware supports virtualization.
 Installing Host host4 Stage: Transaction setup.
 Installing Host host4. Stage: Misc configuration.
 Installing Host host4 Stage: Package installation.
 Installing Host host4 Stage: Misc configuration.
 Installing Host host4 Setting time.
 Installing Host host4 Enrolling certificate.
 Installing Host host4 Stage: Transaction commit.
 Installing Host host4 Stage: Closing up.
 Installing Host host4 Stopping libvirtd.
 Installing Host host4 Starting vdsm.
 Installing Host host4 Retrieving installation logs to: '/var/log/ovirt-engine/host-deploy/ovirt-20151223220748-10.60.5.34-326ae94f.log'.
 Host host4 installed
 State was set to Up for host host4 
 Host host4cannot access the Storage Domain(s) Non interactive user attached to the Data Center host4_ISCSI_AppProd_DC. Setting Host state to Non-Operational.
 Failed to connect Host host4  to Storage Pool host4_ISCSI_AppProd_DC
--snip--

Environment

  • Red Hat Enterprise Virtualization 3.4
  • Red Hat Enterprise Virtualization Hypervisor release 6.5

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