Github user zjffdu commented on the issue:
https://github.com/apache/zeppelin/pull/2631
@jongyoul For now, only Interpreter Process's lifecycle is controlled in
TimeoutLifecycleManager. session level control will be done in future if
necessary.
https://github.com/apache/zeppelin/pull/2631/files#diff-53b72da47096c21dca5f395fe86761b3R16---
