VM Servers Are Down in the Manager GUI - Attempting to Refresh Them Yields " I/O error while communicating with HTTP server: No route to host " (Doc ID 2137195.1)

Last updated on MAY 19, 2016

Applies to:

Oracle VM - Version 3.0.1 and later
Linux x86-64

Symptoms

Single or several Oracle VM Servers are marked as being offline / down in the VM Manager Graphical User Interface, and when attempting to re-discover them, the job fails with the following error message:

 

Cause

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