[HBASE-18789] Displays the reporting interval of each RS on the Master page

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0.0-alpha-1, 1.5.0, 2.0.0-alpha-3
• Fix Version/s: 1.4.0, 2.0.0-alpha-3, 2.0.0
• Hadoop Flags: Reviewed
• Assignee: Guangxu Cheng
• Reporter: Guangxu Cheng
• Created: 11/Sep/17 14:57
• Updated: 01/Aug/18 06:21
• Resolved: 13/Sep/17 16:40

Description

RegionServer will periodically send the RS Load to Master.If RS is abnormal(eg.Full gc), RS cannot send the RS Load to the Master.
If every RS's reporting time is displayed on the Master page, we can easily know which regionserver is abnormal.