[HBASE-19336] Improve rsgroup to allow assign all tables within a specified namespace by only writing namespace

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.0-alpha-4
• Fix Version/s: 2.0.0-beta-1, 2.0.0
• Component/s: rsgroup

Release Note

Add two new shell cmd.
move_namespaces_rsgroup is used to reassign tables of specified namespaces from one RegionServer group to another.
move_servers_namespaces_rsgroup is used to reassign regionServers and tables of specified namespaces from one group to another.

• Assignee: xinxin fan
• Reporter: xinxin fan
• Created: 23/Nov/17 07:23
• Updated: 21/Mar/18 22:20
• Resolved: 02/Dec/17 01:31

Description

Currently, use can only assign tables within a namespace from one group to another by writing all table names in move_tables_rsgroup command. Allowing to assign all tables within a specifed namespace by only wirting namespace name is useful.

Usage as follows:

hbase(main):055:0> move_namespaces_rsgroup 'dest_rsgroup',['ns1']
Took 2.2211 seconds

hbase(main):051:0* move_servers_namespaces_rsgroup 'dest_rsgroup',['hbase39.lt.163.org:60020'],['ns1','ns2']
Took 15.3710 seconds