Re: jobtracker not starting up

Check the owner of the file. Might be a problem with the owner. The owner of the file has to be the same as the one who creates the hadoop processes otherwise it will not work. I faced that problem recently. Regards Ahmed Nagy danoomistmatiste wrote: > > The jobtracker is failing to startup wit

Data Nodes do not start

: Starting DataNode STARTUP_MSG: host = n01/192.168.0.1 STARTUP_MSG: args = [] STARTUP_MSG: version = 0.21.0 STARTUP_MSG: classpath = /home/ahmednagy/HadoopStandalone/hadoop-0.21.0/bin/../conf:/usr/lib/jvm/java-6-sun/lib/tools.jar:/home/ahmednagy/HadoopStandalone$ STARTUP_MSG: build = https

measure data transfere and processing

Dear All, I need to know how much data transfere occured among the nodes and how much processing is happening during the job executions based on different configurations that I am supplying. Any idead how to do that. Thanks in advance -- View this message in context: http://old.nabble.com/measur

Start-all.sh does not start the mapred or the dfs

job tracker to stop. It is clear to me that the processes die. I am not sure why but I am attaching an error that I found on one of the slaves node 1. Even if i use start-mapred.sh or start-dfs.sh it does not work Please advise any ideas? Thanks in advance ahmednagy@cannonau:~/HadoopStandalone

Unable to accesss the HDFS hadoop .21 please help

some errors and it dies.I have atached below the error messages that I get please advise any ideas? Thanks in advance ahmednagy@cannonau:~/HadoopStandalone/hadoop-0.21.0/bin$ ./hadoop namenode -format DEPRECATED: Use of this script to execute hdfs command is deprecated. Instead use the hdfs command

Re: file:/// has no authority

Could you elaborate more please how did u fix that Thanks Ahmed Nagy danoomistmatiste wrote: > > I managed to fix this issue. It had to do with permissions on the > default directory. > > danoomistmatiste wrote: >> >> Hi, I have setup a Hadoop cluster as per the instructions for CDH3.