mgr/dashboard: document tested and as minimum recommended versions of applications in the monitoring stack
Currently, the documentation for the monitoring tools, which can be enabled to enhance functionality in Ceph dashboards, are documented but lack the any details about which versions are tested and known to work.
It should also be added that upgrading or downgrading to different major version of these tools is and will not be supported.
Versions that are know to work are:
- grafana 5.4.3
- grafana-piechart-panel 1.3.6
- grafana-status-panel 1.0.9
- prometheus v2.7.2
- alertmanager 0.16.2
- node_exporter 0.17.0