[TEZ-2776] Add a way to trigger a log dump from the AM at runtime

• Type: Sub-task
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Target Version/s: 0.5.5
• Assignee: Siddharth Seth
• Reporter: Siddharth Seth
• Created: 03/Sep/15 21:40
• Updated: 25/Aug/16 21:44

Description

Likely a webservice which dumps out state like

• # tasks running
• # tasks completed per vertex
• # events sent to each task per vertex
• state of the scheduler
• state of other components such as the NodeTracker - #nodes, etc

Issue Links

• is related to: TEZ-2760 Tez UI: in-progress updates on UI