Usage: hadoop [--config confdir] [--loglevel loglevel] [COMMAND] [GENERIC_OPTIONS] [COMMAND_OPTIONS]
Hadoop Common Commands
archive
checknative
classpath
distcp
fs
This command is documented in the File System Shell Guide. It is a synonym for hdfs dfs when HDFS is in use.
jar
Usage: hadoop jar <jar> [mainClass] args...
Runs a jar file.
Use yarn jar to launch YARN applications instead.
key
trace
version
CLASSNAME
Administration Commands
daemonlog
hadoop daemonlog -getlevel <host:httpport> <classname> hadoop daemonlog -setlevel <host:httpport> <classname> <level> http://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-common/CommandsManual.html
时间: 2024-10-07 19:24:05