[GitHub] zeppelin issue #2716: [ZEPPELIN-3123] Fix to create pid per each interpreter

[mebelousov]

Github user mebelousov commented on the issue:

    https://github.com/apache/zeppelin/pull/2716
  
    @woowahan-jaehoon thank you!
    Perhaps #2780 will delete all unused pid files and you can add the port to 
the pid filename.


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