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 feature

What does this PR do / why do we need it:
Support session scope memory

Which issue(s) this PR fixes:

Fixes #
MilanV100R001_SF_207_SR_001_AR_015
Special notes for your reviewers: