If you are already enable grafana dashboard in PrimeHub and want to monitor the rook ceph storage, then you need to follow the document to install the primehub-grafana-dashboard-rook
helm chart.
You need to install prometheus and enable grafana in PrimeHub. Please check the following document to know how to install PrimeHub Grafana dashboard.
Download the primehub release tarball.
Install the primehub-grafana-dashboard-rook
helm chart.
$ cd primehub
$ make release-install-primehub-grafana-dashboard-rook
Then you can see the dashboard in grafana.
Install helper: