Naganarasimha G R commented on YARN-2934:

Hi [~jira.shegalov], 
Sorry for the long gap in handling this, but had a query related to this, tail 
can only work in case of linux systems so was wondering how to keep it as a 
neutral implementation ? May be RandomAccessFile, thoughts ?

> Improve handling of container's stderr 
> ---------------------------------------
>                 Key: YARN-2934
>                 URL: https://issues.apache.org/jira/browse/YARN-2934
>             Project: Hadoop YARN
>          Issue Type: Improvement
>            Reporter: Gera Shegalov
>            Assignee: Naganarasimha G R
>            Priority: Critical
> Most YARN applications redirect stderr to some file. That's why when 
> container launch fails with {{ExitCodeException}} the message is empty.

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