cainbit commented on PR #4435: URL: https://github.com/apache/hadoop/pull/4435#issuecomment-1329936324
> > @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. > > After merging the patch, we have been running in the production environment for half a year, and no problems have been found so far. Thank you for your work on this issue, I had added the empty "futures" checking code, it works well. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org
