Thank you very much . This morning I found it, and tested it again.
The results as what you said. 发件人: Harsh J [mailto:ha...@cloudera.com] 发送时间: 2013年4月16日 18:21 收件人: <user@hadoop.apache.org> 主题: Re: Task Trackers accumulation This is the regular behavior. You should see it disappear after ~10 mins of the timeout period. Reason is that every TT starts on an ephemeral port and therefore appears as a new TT to the JT (TTs aren't persistent members of a cluster). On Tue, Apr 16, 2013 at 2:01 PM, dylan <dwld0...@gmail.com> wrote: Hi I found that the task tracker still appear on the web interface after I killed the task tracker process, then I tried to restart it again, But old task tracker remains. No matter how many times I repeated it kill-restart. Only restarting the job tracker solved my problem. -- Harsh J
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