[YARN-4682] AMRM client to log when AMRM token updated

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.7.2
• Fix Version/s: 2.8.0, 3.0.0-alpha1
• Component/s: client
• Target Version/s: 2.8.0
• Assignee: Prabhu Joseph
• Reporter: Steve Loughran
• Created: 09/Feb/16 11:23
• Updated: 30/Aug/16 01:06
• Resolved: 15/Feb/16 13:19

Description

There's no information right now as to when the AMRM token gets updated; if something has gone wrong with the update, you can't tell when it last when through.

fix: add a log statement.

Issue Links

• is depended upon by: HADOOP-12649 Improve Kerberos diagnostics and failure handling