[EAGLE-850] fetch node usage from name node/resource manager jmx

• Type: Improvement
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: v0.5.0
• Fix Version/s: v0.5.1
• Component/s: App::Hadoop JMX Monitor
• Assignee: Michael Wu
• Reporter: wujinhu
• Created: 05/Jan/17 05:28
• Updated: 20/Jul/17 17:52

Description

fetch NodeUsage from jmx. The data in jmx looks like
NodeUsage: "{"nodeUsage":{"min":"0.30%","median":"87.04%","max":"98.92%","stdDev":"31.67%"}}"