1)-moveFromLoca:从本地剪切粘贴到HDFS
hadoop fs -moveFromlocal ./wenjian.txt /wenjianjia
2) -copyFromLocal:拷贝文件到hdfs
hadoop fs -copyFromlocal ./wenjian1.txt /wenjianjia
3) -put:等同于copyFromLocal,生产环境更多用put
hadoop fs -put ./wenjian3.txt /wenjianjia
4) -appendToFile:追加一个文件到已经存在的文件末尾
hadoop fs -appendToFile ./wenjian4.txt /wenjianjia/wenjian3.txt