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Posted to user@hadoop.apache.org by Harsh J <ha...@cloudera.com> on 2013/04/16 12:20:47 UTC
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 <dw...@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
答复: Task Trackers accumulation
Posted by dylan <dw...@gmail.com>.
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:harsh@cloudera.com]
发送时间: 2013年4月16日 18:21
收件人: <us...@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 <dw...@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
答复: Task Trackers accumulation
Posted by dylan <dw...@gmail.com>.
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:harsh@cloudera.com]
发送时间: 2013年4月16日 18:21
收件人: <us...@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 <dw...@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
答复: Task Trackers accumulation
Posted by dylan <dw...@gmail.com>.
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:harsh@cloudera.com]
发送时间: 2013年4月16日 18:21
收件人: <us...@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 <dw...@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
答复: Task Trackers accumulation
Posted by dylan <dw...@gmail.com>.
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:harsh@cloudera.com]
发送时间: 2013年4月16日 18:21
收件人: <us...@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 <dw...@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