RHEV: all hosts in Not Responding state

Solution In Progress - Updated -

Issue

  • All hosts are in Non-Responsive state
  • Restart does not solve the issue
  • The following errors can be seen in the logs of RHEV-M during host installation/re-installation
<TIME and DATE> | Installing Host <HOSTNAME>. Connected to host <IP ADDRESS> with SSH key fingerprint: <FINGERPRINT>.
<TIME and DATE> | Host <HOSTNAME> installation in progress . Cannot validate host name settings, reason: resolved host does not match any of the local addresses.
<TIME and DATE> | Host <HOSTNAME> installation failed. Network error during communication with the host.

Environment

  • Red Hat Enterprise Virtualization 3.4
  • Red Hat Enterprise Virtualization Hypervisor release 6.6 (20150123.1.el6ev)

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