What type of PR is this?

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

/kind bug

What does this PR do / why do we need it:
optimizer code

Which issue(s) this PR fixes:

Fixes #
#I4455Q:[MS][LITE]optimizer code?from=project-issue
Special notes for your reviewers: