Cannot start a VM with error "Network not found: no network with matching name" in RHV
Issue
- All VMs in a cluster fails to start with the error below.
2018-05-04 22:34:48,963+0530 ERROR (vm/ae1fa9b0) [virt.vm] (vmId='ae1fa9b0-c42d-47ba-a966-6ff7c7afa0e7') The vm start process failed (vm:632)
Traceback (most recent call last):
File "/usr/share/vdsm/virt/vm.py", line 563, in _startUnderlyingVm
self._run()
File "/usr/share/vdsm/virt/vm.py", line 2021, in _run
self._connection.createXML(domxml, flags),
File "/usr/lib/python2.7/site-packages/vdsm/libvirtconnection.py", line 123, in wrapper
ret = f(*args, **kwargs)
File "/usr/lib/python2.7/site-packages/vdsm/utils.py", line 941, in wrapper
return func(inst, *args, **kwargs)
File "/usr/lib64/python2.7/site-packages/libvirt.py", line 3777, in createXML
if ret is None:raise libvirtError('virDomainCreateXML() failed', conn=self)
libvirtError: Network not found: no network with matching name 'vdsm-TEST-RHV-TEST-MGMTNTWRK'
- The display network is having character length greater than 15 characters.
Environment
- Red Hat Virtualization 4.1 and 4.2.
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