I tried the 0.18.2 as welll.. it gave me the same exception.. so tried the lower version.. I should check if this works.. Thanks!
On Fri, Nov 21, 2008 at 5:06 AM, Alex Loddengaard <[EMAIL PROTECTED]> wrote: > Maybe try downloading the Apache Commons - Logging jars (< > http://commons.apache.org/downloads/download_logging.cgi>) and drop them > in > to $HADOOP_HOME/lib. > Just curious, if you're starting a new cluster, why have you chosen to use > 0.17.* and not 0.18.2? It would be a good idea to use 0.18.2 if possible. > > Alex > > On Thu, Nov 20, 2008 at 4:36 PM, Mithila Nagendra <[EMAIL PROTECTED]> > wrote: > > > Hey > > The version is: Linux enpc3740.eas.asu.edu 2.6.9-67.0.20.EL #1 Wed Jun > 18 > > 12:23:46 EDT 2008 i686 i686 i386 GNU/Linux, this is what I got when I > used > > the command uname -a (thanks Tom!) > > > > Yea it is bin/start-all.. Following is the exception that I got when i > > tried > > to start the daemons.. > > > > > > [EMAIL PROTECTED] mithila]$ ls > > hadoop-0.17.2.1 hadoop-0.18.2 hadoop-0.18.2.tar.gz > > [EMAIL PROTECTED] mithila]$ cd hadoop-0.17* > > [EMAIL PROTECTED] hadoop-0.17.2.1]$ ls > > bin c++ conf docs > > hadoop-0.17.2.1-examples.jar lib LICENSE.txt NOTICE.txt src > > build.xml CHANGES.txt contrib hadoop-0.17.2.1-core.jar > > hadoop-0.17.2.1-test.jar libhdfs logs README.txt webapps > > [EMAIL PROTECTED] hadoop-0.17.2.1]$ bin/start-all > > bash: bin/start-all: No such file or directory > > [EMAIL PROTECTED] hadoop-0.17.2.1]$ bin/start-all.sh > > starting namenode, logging to > > > > > /home/mithila/hadoop-0.17.2.1/bin/../logs/hadoop-mithila-namenode-node01.out > > [EMAIL PROTECTED]'s password: > > localhost: starting datanode, logging to > > > > > /home/mithila/hadoop-0.17.2.1/bin/../logs/hadoop-mithila-datanode-node01.out > > [EMAIL PROTECTED]'s password: > > localhost: starting secondarynamenode, logging to > > > > > /home/mithila/hadoop-0.17.2.1/bin/../logs/hadoop-mithila-secondarynamenode-node01.out > > starting jobtracker, logging to > > > > > /home/mithila/hadoop-0.17.2.1/bin/../logs/hadoop-mithila-jobtracker-node01.out > > [EMAIL PROTECTED]'s password: > > localhost: starting tasktracker, logging to > > > > > /home/mithila/hadoop-0.17.2.1/bin/../logs/hadoop-mithila-tasktracker-node01.out > > localhost: Exception in thread "main" > java.lang.ExceptionInInitializerError > > localhost: Caused by: > org.apache.commons.logging.LogConfigurationException: > > User-specified log class 'org.apache.commons.logging.impl.Log4JLogger' > > cannot be found or is not useable. > > localhost: at > > > > > org.apache.commons.logging.impl.LogFactoryImpl.discoverLogImplementation(LogFactoryImpl.java:874) > > localhost: at > > > > > org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:604) > > localhost: at > > > > > org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:336) > > localhost: at > > org.apache.commons.logging.LogFactory.getLog(LogFactory.java:704) > > localhost: at > > org.apache.hadoop.mapred.TaskTracker.<clinit>(TaskTracker.java:95) > > localhost: Could not find the main class: > > org.apache.hadoop.mapred.TaskTracker. Program will exit. > > > > AND when I tried formatting the file system I got the following > exception.. > > I followed Michael Noll s step to install Hadoop.. I m currently working > on > > a single node and if this works will move on to multiple nodes in a > > cluster. > > > > [EMAIL PROTECTED] hadoop-0.17.2.1]$ bin/hadoop namenode -format > > Exception in thread "main" java.lang.ExceptionInInitializerError > > Caused by: org.apache.commons.logging.LogConfigurationException: > > User-specified log class 'org.apache.commons.logging.impl.Log4JLogger' > > cannot be found or is not useable. > > at > > > > > org.apache.commons.logging.impl.LogFactoryImpl.discoverLogImplementation(LogFactoryImpl.java:874) > > at > > > > > org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryImpl.java:604) > > at > > > > > org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactoryImpl.java:336) > > at > org.apache.commons.logging.LogFactory.getLog(LogFactory.java:704) > > at org.apache.hadoop.dfs.NameNode.<clinit>(NameNode.java:88) > > Could not find the main class: org.apache.hadoop.dfs.NameNode. Program > > will > > exit. > > > > > > I have no idea whats wrong... my hadoop-xml file looks as follows: > > > > <?xml version="1.0"?> > > <?xml-stylesheet type="text/xsl" href="configuration.xsl"?> > > > > <!-- Put site-specific property overrides in this file. --> > > > > <configuration> > > > > <property> > > <name>hadoop.tmp.dir</name> > > <value>/tmp/hadoop-${user.name}</value> > > <description>A base for other temporary directories</description> > > </property> > > > > > > <property> > > <name>fs.default.name</name> > > <value>hdfs://localhost:54310</value> > > <description>The name of the default file system. A URI whose > > scheme and authority determine the FileSystem implementation. The > > URI's scheme determines the config property (fs.scheme.impl) naming > > the FileSystem implementation class. The URI's authority is used to > > determine the host, port, etc for a filesystem.</description> > > </property> > > > > > > <property> > > <name>mapred.job.tracker</name> > > <value>localhost:54311</value> > > <description>The host and port that the MapReduce job tracker runs at. > > If "local", then jobs are run in-process as a single map and > > reduce task.</description> > > </property> > > > > > > <property> > > <name>dfs.replication</name> > > <value>1</value> > > <description>Default block replication. > > The actual number of replications can be specified when the file is > > created. > > The default is used if replication is not specified in create > > time.</description> > > </property> > > "conf/hadoop-site.xml" 42L, 1271C > > > > > > My hadoop-env.sh looks as follows: > > > > # Set Hadoop-specific environment variables here. > > > > # The only required environment variable is JAVA_HOME. All others are > > # optional. When running a distributed configuration it is best to > > # set JAVA_HOME in this file, so that it is correctly defined on > > # remote nodes. > > > > # The java implementation to use. Required. > > export JAVA_HOME=/usr/java/jdk1.6.0_10 > > > > # Extra Java CLASSPATH elements. Optional. > > # export HADOOP_CLASSPATH= > > > > # The maximum amount of heap to use, in MB. Default is 1000. > > # export HADOOP_HEAPSIZE=2000 > > > > # Extra Java runtime options. Empty by default. > > # export HADOOP_OPTS=-server > > > > # Command specific options appended to HADOOP_OPTS when specified > > export HADOOP_NAMENODE_OPTS="-Dcom.sun.management.jmxremote > > $HADOOP_NAMENODE_OPTS" > > export HADOOP_SECONDARYNAMENODE_OPTS="-Dcom.sun.management.jmxremote > > $HADOOP_SECONDARYNAMENODE_OPTS" > > export HADOOP_DATANODE_OPTS="-Dcom.sun.management.jmxremote > > $HADOOP_DATANODE_OPTS" > > export HADOOP_BALANCER_OPTS="-Dcom.sun.management.jmxremote > > $HADOOP_BALANCER_OPTS" > > export HADOOP_JOBTRACKER_OPTS="-Dcom.sun.management.jmxremote > > $HADOOP_JOBTRACKER_OPTS" > > # export HADOOP_TASKTRACKER_OPTS= > > # The following applies to multiple commands (fs, dfs, fsck, distcp etc) > > # export HADOOP_CLIENT_OPTS > > > > # Extra ssh options. Empty by default. > > # export HADOOP_SSH_OPTS="-o ConnectTimeout=1 -o SendEnv=HADOOP_CONF_DIR" > > > > # Where log files are stored. $HADOOP_HOME/logs by default. > > # export HADOOP_LOG_DIR=${HADOOP_HOME}/logs > > > > # File naming remote slave hosts. $HADOOP_HOME/conf/slaves by default. > > # export HADOOP_SLAVES=${HADOOP_HOME}/conf/slaves > > > > # host:path where hadoop code should be rsync'd from. Unset by default. > > # export HADOOP_MASTER=master:/home/$USER/src/hadoop > > > > "conf/hadoop-env.sh" 54L, 2236C > > > > Dont know what the exceptions mean.. Does anyone have an idea? > > > > THanks > > Mithila > > > > > > On Thu, Nov 20, 2008 at 6:42 AM, some speed <[EMAIL PROTECTED]> > wrote: > > > > > Hi, > > > > > > I am working on the same for my master's project and i know how > > frustrating > > > it can be to get hadoop installed. > > > If time is not a factor, I suggest you first try implementing it in a > > > psuedo distributed environment. Once you understand how things work by > > > implementing a simple map reduce program, u can easily move on to a > > cluster. > > > > > > From what little i know, let me tell u a few things, > > > > > > I tried using the university network to install hadoop.. it was a real > > > pain. mayb it was coz I didnt have the admin privileges( to install > HDFS > > n > > > its files). so make sure u have admin rights or u keep getting an error > > of > > > port 22 (for ssh) being not opened or the demeons were not started. > > > n btw is it conf/start-all.sh?? i think its bin/start -all.sh or > > something > > > of that sort. > > > > > > hadoop-site.xml -- i had the links bookmarked somewhere- cant find it > > now > > > but i think u are supposed to have a few more details in there for a > > cluster > > > installation. Am sure we can find those online quite easily. > > > > > > Also i suppose u are using java? if u are good at eclipse, then u can > > > implement map reduce/hadoop thru that on a single node (just to get a > > hang > > > of it). > > > > > > All the best! > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > On Wed, Nov 19, 2008 at 6:38 PM, Tom Wheeler <[EMAIL PROTECTED]> > wrote: > > > > > >> On Wed, Nov 19, 2008 at 5:31 PM, Mithila Nagendra <[EMAIL PROTECTED]> > > >> wrote: > > >> > Oh is that so. Im not sure which UNIX it is since Im working with a > > >> cluster > > >> > that is remotely accessed. > > >> > > >> If you can get a shell on the machine, try typing "uname -a" to see > > >> what type of UNIX it is. > > >> > > >> Alternatively, the os.name, os.version and os.arch Java system > > >> properties could also help you to identify the operating system. > > >> > > >> -- > > >> Tom Wheeler > > >> http://www.tomwheeler.com/ > > >> > > > > > > > > >
