hdfs操作
hadoop fs [generic options]
[-appendToFile … ]
[-cat [-ignoreCrc] …]
[-checksum …]
[-chgrp [-R] GROUP PATH…]
[-chmod [-R] <MODE[,MODE]… | OCTALMODE> PATH…]
[-chown [-R] [OWNER][:[GROUP]] PATH…]
[-copyFromLocal [-f] [-p] [-l] [-d] … ]
[-copyToLocal [-f] [-p] [-ignoreCrc] [-crc] … ]
[-count [-q] [-h] [-v] [-t []] [-u] [-x]
[-cp [-f] [-p | -p[topax]] [-d] … ]
[-createSnapshot []]
[-deleteSnapshot ]
[-df [-h] [
[-du [-s] [-h] [-x]
[-expunge]
[-find
[-get [-f] [-p] [-ignoreCrc] [-crc] … ]
[-getfacl [-R]
[-getfattr [-R] {-n name | -d} [-e en]
[-getmerge [-nl] [-skip-empty-file] ]
[-help [cmd …]]
[-ls [-C] [-d] [-h] [-q] [-R] [-t] [-S] [-r] [-u] [
[-mkdir [-p]
[-moveFromLocal … ]
[-moveToLocal ]
[-mv … ]
[-put [-f] [-p] [-l] [-d] … ]
[-renameSnapshot ]
[-rm [-f] [-r|-R] [-skipTrash] [-safely] …]
[-rmdir [–ignore-fail-on-non-empty]
[-setfacl [-R] [{-b|-k} {-m|-x <acl_spec>}
[-setfattr {-n name [-v value] | -x name}
[-setrep [-R] [-w]
[-stat [format]
[-tail [-f] ]
[-test -[defsz]
[-text [-ignoreCrc] …]
[-touchz
[-truncate [-w]
[-usage [cmd …]]