feat: streamline metrics

[zoumo]

What type of PR is this?

Uncomment only one /kind <> line, hit enter to put that in a new line, and remove leading whitespace from that line:

/kind api-change /kind bug /kind cleanup /kind deprecation /kind design /kind documentation /kind failing-test /kind feature /kind flake

/kind feature

What this PR does / why we need it: feat: streamline metrics

Which issue(s) this PR fixes:

NONE

Special notes for your reviewer: NONE

Does this PR introduce a user-facing change?:

[CLAassistant]

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