# Overview
+ Storage state and region state of the cluster
  + **`PD role:`** The role of the current `PD` instance
  + **`Storage capacity:`** The total storage capacity for this `TiDB` cluster
  + **`Current storage size:`** The storage size that is currently used by the `TiDB` cluster
  + **`Current storage usage:`** The current storage usage rate
  + **`Normal stores:`** The count of healthy storage instances
  + **`Number of Regions:`** The total count of cluster Regions
  + ...

![`smart`](PDOverviewPanel_aa_001_20221028.png)

------------------------------------------------------------