HDFS常用命令
查看磁盘: df -hl
查看大文件: find . -type f -size +800M -print0 | xargs -0 du -h
更新: cdhdfs & svn up
添加文件: svn add 3.mkv
提交: svn commit -m "null"
编译Hadoop: bin/ant
启动Hadoop: bin/start-all.sh
检查Java进程: bin/jps
关闭安全模式: bin/hadoop dfsadmin -safemode leave
启动raidNode: bin/start-raidnode.sh
创建文件夹: bin/hadoop dfs -mkdir mylrc
上传文件: bin/hadoop dfs -put ./3.mkv /mylrc/3.mkv
下载文件: bin/hadoop dfs -get /mylrc/3.mkv ./3.mkv
编码文件: bin/hadoop raidshell -raidFile /mylrc/3.mkv /parity lrc
查看文件: bin/hadoop fsck /mylrc/3.mkv -blocks -files -locations
删除文件: find cluster-data -name "*blk_-4064361108693255849_50073*"
解码文件: bin/hadoop raidshell -recoverBlocks /mylrc/3.mkv