[HBASE-11035] [0.89-fb] Online configuration change for regionobservers

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Not A Problem
• Fix Version/s: 0.89-fb
• Component/s: Coprocessors
• Assignee: Unassigned
• Reporter: Adela Maznikar
• Created: 18/Apr/14 22:54
• Updated: 17/Jun/22 05:33
• Resolved: 06/Apr/15 19:52

Description

We can use online configuration change to specify the active list of coprocessors in CoprocessorHost (RegionCoprocessorHost). That way we don't need to close regions when we want to add/remove new coprocessors (regionobservers)