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 http://172.11.12.6:8088/cluster/apps 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 use? Thanks. --------------------------------------------------------------------------------------------------- Confidentiality Notice: The information contained in this e-mail and any accompanying attachment(s) is intended only for the use of the intended recipient and may be confidential and/or privileged of Neusoft Corporation, its subsidiaries and/or its affiliates. If any reader of this communication is not the intended recipient, unauthorized use, forwarding, printing, storing, disclosure or copying is strictly prohibited, and may be unlawful.If you have received this communication in error,please immediately notify the sender by return e-mail, and delete the original message and all copies from your system. Thank you. ---------------------------------------------------------------------------------------------------
