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FAQ – No Region Rollout on the Newly Expanded RegionServer Node

Publication Date:  2019-04-12 Views:  102 Downloads:  0

Issue Description

Version: C70SPC200

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:

balance_switch true

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.