xiejiajun commented on issue #3695: [ZEPPELIN-4691]restart interpreter blocked after interpreter process exited unexpectedly URL: https://github.com/apache/zeppelin/pull/3695#issuecomment-601773051 > Thanks for the contribution @xiejiajun , could you let other know what kind of people you are trying to resolve and how to reproduce this issue ? @zjffdu ,When I manually kill the interpreter-related process, I try to restart by using the interpreter restart button on the web page. Occasionally, the interpreter cannot restart. The ZeppelinServer service must be restarted to solve it. Finally, I traced the source code and found that the chain of method invocation for closing the interpreter was blocked at RemoteInterpreterProcess.getClient method 
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