1.hase balance

對于自動balance來說, 只需要關注三個命令:
balance_switch true   開啟自動balance
balance_switch false  關閉自動balance
balancer_enabled      查看自動balance當前狀態

參考鏈接: https://blog.csdn.net/yuanhaiwn/article/details/82781459

2.hbase啟動腳本解析
參考鏈接: https://blog.csdn.net/anhuidelinger/article/details/8846860

3.hbase統計某張表的總數

hbase org.apache.hadoop.hbase.mapreduce.RowCounter  table_name

4.查看merge和split的狀態

splitormerge_enabled 'MERGE'
splitormerge_enabled 'SPLIT'

5.修改merge和split的狀態

splitormerge_switch 'MERGE',true
splitormerge_switch 'SPLIT',true