Ethanlm opened a new pull request #3236: [STORM-3607] Add warnings about exceptions from hadoop TGT renewal thread URL: https://github.com/apache/storm/pull/3236 An example run: ``` 2020-03-25 18:36:59.391 o.a.s.s.a.k.AutoTGT main [INFO] Populating TGT from credentials 2020-03-25 18:36:59.763 o.a.h.u.NativeCodeLoader main [WARN] Unable to load native-hadoop library for your platform... using builtin-java classes where applicable 2020-03-25 18:36:59.763 o.a.h.s.JniBasedUnixGroupsNetgroupMappingWithFallback main [INFO] Falling back to shell based 2020-03-25 18:36:59.798 o.a.s.s.a.k.AutoTGT main [INFO] Invoking Hadoop UserGroupInformation.loginUserFromSubject. 2020-03-25 18:36:59.808 o.a.s.s.a.k.AutoTGT main [WARN] UserGroupInformation.loginUserFromSubject will spawn a TGT renewal thread ("TGT Renewer for <username>") to ex ecute "kinit -R" command some time before the current TGT expires. It will fail because TGT is not in the local TGT cache and the thread will eventually abort. Except ions from this TGT renewal thread can be ignored. Note: TGT for the Worker is kept in memory. Please refer to STORM-3606 for detailed explanations ```
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