Useful Commands

List files inside a directory

# hadoop fs -ls /user/hadoop/file1

Upload a file

# hadoop fs -put /local-files/file1.txt /hdfs-path

Upload many files

# hadoop fs -put /local-files /hdfs-path

Download many files

# hadoop fs -get /hdfs-path /local-path

For a complete set of commands and options, refer to the Hadoop documentation:

• https://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-common/FileSystemShell.html

• https://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-hdfs/HdfsSnapshots.html

See also

Previous articles:

• Backup

• Restore

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