Symptom:
Nexus7K Investigation State stay in Discovering forever (still in discovering more than 12 hours).
The device return an answer for the command "show accounting log start-time 2014 Dec 08 18:12:27 | i 'configure terminal' | i 'SUCCESS'" ~30 second and timeout occur (See CSCuj28172).
The command execution run in loop after each timeout and the Investigation state stay on discovering

4.0.0.1.6+1409DP and 4.0.0.1.6+1411DP the state is Operational
4.0.0.2.0+1411DP and 4.0.0.2.0+1409DP the state is discovering.

In both setups the command run in loop but in previous PP the investigation state is operational.

The issue happen on 2 setups

Conditions:
Model Nexus7K (Telnet or SSH)