I have added the HADOOP_CLASSPATH variable in hadoop-env.sh (before it has been used in the file) and I still get the same error. Have you got another idea?
On 2018/10/14 16:49:04, ITD <itdir...@mail.ru.INVALID> wrote: > It should be possible to add directories to classpath using HADOOP_CLASSPATH, > set in etc/hadoop/hadoop-env.sh. > > > >Воскресенье, 14 октября 2018, 19:32 +03:00 от r...@post.bgu.ac.il > ><r...@post.bgu.ac.il>: > > > >So how should I configure it? > >I looked over here > >https://stackoverflow.com/questions/28260653/where-is-the-classpath-set-for-hadoop > > to Siva's answer and the output of ($HADOOP+HOME/bin/hadoop classpath) is : > > > >hadoop2@master:~$ $HADOOP_HOME/bin/hadoop classpath > >/usr/local/hadoop-2.9.1/etc/hadoop:/usr/local/hadoop-2.9.1/share/hadoop/common/lib/*:/usr/local/hadoop-2.9.1/share/hadoop/common/*:/usr/local/hadoop-2.9.1/share/hadoop/hdfs:/usr/local/hadoop-2.9.1/share/hadoop/hdfs/lib/*:/usr/local/hadoop-2.9.1/share/hadoop/hdfs/*:/usr/local/hadoop-2.9.1/share/hadoop/yarn/lib/*:/usr/local/hadoop-2.9.1/share/hadoop/yarn/*:/usr/local/hadoop-2.9.1/share/hadoop/mapreduce/lib/*:/usr/local/hadoop-2.9.1/share/hadoop/mapreduce/*:/usr/local/hadoop-2.9.1/contrib/capacity-scheduler/*.jar > > > >But the problem stayed the same. > >How should I configure the classpath to be what you suggested? > > > >P.S > >hadoop2@master:~$ $HADOOP_HOME/bin/hadoop jar > >$HADOOP_HOME/share/hadoop/mapreduce/hadoop-mapreduce-examples-*.jar > >org.apache.hadoop.examples.Grep input output 'dfs[a-z.]+' > >Error: Could not find or load main class org.apache.hadoop.util.RunJar > > > > > >On 2018/10/14 15:55:06, ITD < itdir...@mail.ru.INVALID > wrote: > >> Try and check your classpath, it looks a bit strange: > >> > >> /usp/hdfs: what's this? > >> > >> Working classpath is: > >> /usr/local/hadoop/etc/hadoop:\ > >> /usr/local/hadoop/share/hadoop/common/lib/*:\ > >> /usr/local/hadoop/share/hadoop/common/*:\ > >> /usr/local/hadoop/share/hadoop/hdfs:\ > >> /usr/local/hadoop/share/hadoop/hdfs/lib/*:\ > >> /usr/local/hadoop/share/hadoop/hdfs/*:\ > >> /usr/local/hadoop/share/hadoop/mapreduce/lib/*:\ > >> /usr/local/hadoop/share/hadoop/mapreduce/*:\ > >> /usr/local/hadoop/share/hadoop/yarn:\ > >> /usr/local/hadoop/share/hadoop/yarn/lib/*:\ > >> /usr/local/hadoop/share/hadoop/yarn/* > >> > >> > >> > >> >Воскресенье, 14 октября 2018, 18:26 +03:00 от r...@post.bgu.ac.il < > >> >r...@post.bgu.ac.il >: > >> > > >> >I tried, I still get the same error. > >> > > >> >On 2018/10/14 15:18:57, ITD < itdir...@mail.ru.INVALID > wrote: > >> >> Class names are case-sensitive in Java, so try > >> >> > >> >> $HADOOP_HOME/bin/hadoop jar > >> >> $HADOOP_HOME/share/hadoop/mapreduce/hadoop-mapreduce-examples-2.9.1.jar > >> >> Grep input output 'dfs[a-z.]+' > >> >> > >> >> >Воскресенье, 14 октября 2018, 18:04 +03:00 от Or Raz < > >> >> >r...@post.bgu.ac.il >: > >> >> > > >> >> >I am using Hadoop 2.9.1 standalone (the folder I am using is after > >> >> >successful compilation of the source code) and whenever I run a Hadoop > >> >> >command such as (where$HADOOP_HOME= /usr/local/hadoop, the directory > >> >> >of Hadoop) > >> >> >$HADOOP_HOME/bin/hadoop jar > >> >> >$HADOOP_HOME/share/hadoop/mapreduce/hadoop-mapreduce-examples-2.9.1.jar > >> >> > grep input output 'dfs[a-z.]+' > >> >> >I get this error : > >> >> >>Error: Could not find or load main class org.apache.hadoop.util.RunJar > >> >> >At first, I was thinking that I am missing some environment variables > >> >> >but are they necessary for the standalone case? Why did I get this > >> >> >error? (I even replaced with another example, I believe it is a > >> >> >classpath problem) > >> >> > > >> >> >hadoop2@master:/usr/local/hadoop-2.9.1$ bin/hadoop classpath > >> >> >/usr/local/hadoop-2.9.1/etc/hadoop:/usr/local/hadoop-2.9.1/share/hadoop/common/lib/*:/usr/local/hadoop-2.9.1/share/hadoop/common/*:/usr/local/hadoop-2.9.1/share/hadoop/hdfs:/usp/hdfs/*:/usr/local/hadoop-2.9.1/share/hadoop/yarn/lib/*:/usr/local/hadoop-2.9.1/share/hadoop/yarn/*:/usr/local/hadoop-2.9.1/share/hadoop/mapreduce/lib/*:/usr/local/hadoop-2.9.jar > >> >> > >> >> > >> >> > >> >> > >> > > >> >--------------------------------------------------------------------- > >> >To unsubscribe, e-mail: user-unsubscr...@hadoop.apache.org > >> >For additional commands, e-mail: user-h...@hadoop.apache.org > >> > > >> > >> > >> > >> > >> > > > >--------------------------------------------------------------------- > >To unsubscribe, e-mail: user-unsubscr...@hadoop.apache.org > >For additional commands, e-mail: user-h...@hadoop.apache.org > > > > > > > --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@hadoop.apache.org For additional commands, e-mail: user-h...@hadoop.apache.org
