can't seem to get this to work on a 9.7 box.   works fine on 9.3

am I missing something obvious?

pd-san2::*> set -privilege advanced

pd-san2::*> statistics show-periodic -counter total-recv|total-sent|data-recv|data-sent|cluster-recv|cluster-sent|cluster-busy

Error: command failed: entry doesn't exist

pd-san2::*> set -privilege diag

Warning: These diagnostic commands are for use by NetApp personnel only.
Do you want to continue? {y|n}: y

pd-san2::*> statistics show-periodic -counter total-recv|total-sent|data-recv|data-sent|cluster-recv|cluster-sent|cluster-busy

Error: command failed: entry doesn't exist

pd-san2::*> version
NetApp Release 9.7P13: Thu Apr 15 02:06:46 UTC 2021