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Tsuyoshi OZAWA updated MAPREDUCE-6244: -------------------------------------- Status: Open (was: Patch Available) > Hadoop examples when run without an argument, gives ERROR instead of just > usage info > ------------------------------------------------------------------------------------ > > Key: MAPREDUCE-6244 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-6244 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Affects Versions: 2.6.0, 0.23.0, trunk-win > Reporter: Robert Justice > Assignee: Abhishek Kapoor > Priority: Minor > Attachments: HADOOP-8834.patch, HADOOP-8834.patch > > > Hadoop sort example should not give an ERROR and only should display usage > when run with no parameters. > {code} > $ hadoop jar /usr/lib/hadoop-mapreduce/hadoop-mapreduce-examples.jar sort > ERROR: Wrong number of parameters: 0 instead of 2. > sort [-m <maps>] [-r <reduces>] [-inFormat <input format class>] [-outFormat > <output format class>] [-outKey <output key class>] [-outValue <output value > class>] [-totalOrder <pcnt> <num samples> <max splits>] <input> <output> > Generic options supported are > -conf <configuration file> specify an application configuration file > -D <property=value> use value for given property > -fs <local|namenode:port> specify a namenode > -jt <local|jobtracker:port> specify a job tracker > -files <comma separated list of files> specify comma separated files to be > copied to the map reduce cluster > -libjars <comma separated list of jars> specify comma separated jar files > to include in the classpath. > -archives <comma separated list of archives> specify comma separated > archives to be unarchived on the compute machines. > The general command line syntax is > bin/hadoop command [genericOptions] [commandOptions] > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)