# Panel Group: `{cluster_name}-Overview::PD`

__*TiDB PD monitoring*__
__*zz-Issue-Diagram*__

![`smart`](./student-guide/diagram/MonitoringIndicatorsForPD_aa_001_20220621.png)
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For example, if your cluster name is `test`, click `test`, and then click `test-Overview`, and finally click `PD`.

`Current storage size`: The amount of storage space occupied by the TiDB cluster.

`Number of Regions`: The number of regions in the current cluster.

`Region health`: The health status of each region.