Requirement:
When polling VM resource metrics, we need reply on nova metadata to get more information (E.g. VM hostname, IP, VPC).
Hence:
We need populate nova metadata into metrics Sample. we also need backward compatible for other cases (hardware metrics) which make sure nothing is broken.
Requirement:
When polling VM resource metrics, we need reply on nova metadata to get more information (E.g. VM hostname, IP, VPC).
Hence:
We need populate nova metadata into metrics Sample. we also need backward compatible for other cases (hardware metrics) which make sure nothing is broken.