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MapReduce >> mail # user >> Re: how to close hadoop when tmp files were cleared


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Re: how to close hadoop when tmp files were cleared
ps aux|grep java  , you can find pid, then just 'kill -9' to stop the
Hadoop process.
On Mon, Jun 17, 2013 at 4:34 PM, Harsh J <[EMAIL PROTECTED]> wrote:

> Just send the processes a SIGTERM signal (regular kill). Its what the
> script does anyway. Ensure to change the PID directory before the next
> restart though.
>
> On Mon, Jun 17, 2013 at 1:09 PM,  <[EMAIL PROTECTED]> wrote:
> >
> > Hi,
> >
> > My hadoop cluster has been running for a period of time.  Now i want to
> > close it for some system changes. But the command "bin/stop-all.sh" shows
> > "no jobtracker to stop","no tasktracker to stop","no namenode to stop"
> and
> > "no datanode to stop". I use "jps" got nothing but jps itself. However,
> > hadoop is indeed running.I think it may be some tmp files about hadoop
> had
> > been cleared by operation system. Could someone tell me how to stop
> hadoop
> > in case of no data files breaks ?
> > Any guidance would be greatly appreciated. Thanks!
> >
> > Jeff
> >
> >
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> --
> Harsh J
>
+
Harsh J 2013-06-17, 09:09