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From Harsh J <ha...@cloudera.com>
Subject Re: How view Tracking UI under hadoop-2.2.0
Date Fri, 14 Feb 2014 09:45:20 GMT

You can start the MR Job History Server with the command
"./mr-jobhistory-daemon.sh (start|stop) historyserver"

On Fri, Feb 14, 2014 at 1:58 PM, EdwardKing <zhangsc@neusoft.com> wrote:
> I use hadoop-2.2.0,
> [hadoop@node1 ~]$ cd /home/software/hadoop-2.2.0/sbin/
> [hadoop@node1 sbin]$ ./start-dfs.sh
> [hadoop@node1 sbin]$ ./start-yarn.sh
> then I use can view All Applications, then I submit
a job and log some information like follows:
> public void map(LongWritable key, Text value,
> OutputCollector<LongWritable, Text> output,
> Reporter reporter) throws IOException{
>    .........
>    reporter.setStatus("Got 10 bad lines.") ;
>    System.err.println("Read another 10 bad lines.") ;
> }
> When job finish,I can get following information
> ID                              User      Name     Application Type  Queue       StartTime
                  State    FinalStatus  Tracking UI
> application_1392363537591_0001 hadoop UFOLocation     MAPREDUCE      default  Fri, 14
Feb 2014 07:49:26 GMT  FINISHED SUCCEEDED     History
> I want to view the Tracking UI,so click history,then the page redirect to http://master:19888/jobhistory/job/job_1392363537591_0001/jobhistory/job/job_1392363537591_0001
> but it raise following error information
> Unable to connect
> Firefox can't establish a connection to the server at master:19888.
>     *   The site could be temporarily unavailable or too busy. Try again in a few
>           moments.
>     *   If you are unable to load any pages, check your computer's network
>           connection.
>     *   If your computer or network is protected by a firewall or proxy, make sure
>           that Firefox is permitted to access the Web.
> I guess I don't start master:19888,how can I start master:19888? Which command can I
> Thanks.
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Harsh J

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