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Posted to common-issues@hadoop.apache.org by GitBox <gi...@apache.org> on 2022/11/28 05:31:50 UTC

[GitHub] [hadoop] LennonChin commented on pull request #4435: YARN-11178. Avoid CPU busy idling and resource wasting in DelegationTokenRenewerPoolTracker thread

LennonChin commented on PR #4435:
URL: https://github.com/apache/hadoop/pull/4435#issuecomment-1328565915

   > @slfan1989 
   > 
   > 
   > 
   > I'm using Hadoop 3.3.4 with kerberos, and the issue is happened, the DelegationTokenRenewer use 100% CPU.
   > 
   > I use jstack to check threads and find the DelegationTokenRenewer thread cause this issue, like @LennonChin said.
   
   The issue still exists but the PR is not being merged, I am not quite sure why it is not merged, you can manually merge this patch to solve this problem.
   


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