After a RegionServer node is added, no region goes online on the node.
On the native HBase page, the number of regions on the RegionServer is 0.
1. Check whether automatic balancing is enabled.
Run the following command to enable automatic balancing:
2. Perform manual balancing.
Run the balancer command
After automatic balancing is enabled, the HBase automatically performs balancing at an interval specified by hbase.balancer.period.