# Pd Related (Continue...)

+ `Grafana` Monitor PD —> Statistics —> balance


![left](./student-guide/diagram/09-PD-03-01.png)

![right](./student-guide/diagram/09-PD-03-02.png)
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Statistics -Balance shows statistics related to scheduling equalization, focusing on whether there is an obvious imbalance:
  - Store Leader/Region Score: The score of each store
  - Store Leader/Region Count: Number of Leader/Regions per Store
  - Store available: The remaining space of each store

- Statistics - Hotspot shows the relevant statistics of the hotspot region, focusing on whether the distribution of hot spots is balanced:
  - Hot Write Region's Leader/Peer Distribution: Leader/Peer distribution in the Write Hotspot Region
  - Hot read Region's leader distribution: Leader distribution of reading hot regions