Updating the Data Center compatibility level to 4.3 can result in a non-responsive DC and no SPM
Issue
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While updating the Data Center compatibility mode to 4.3, the Data Center became 'Non Responsive' and no SPM could be elected.
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VMs could not be started.
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The engine reported
Meta Data key not found error. -
VDSM on the hosts reported
MetaDataKeyNotFoundError.
Environment
- Red Hat Virtualization (RHV) 4.3
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