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Linux文件系统之dd-YueYue-learning
source link: http://blog.51cto.com/yueyue207/2073320
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这个命令是通知系统从底层进行数据复制，不是通过文件系统复制if源文件of目标文件bs指定拷贝过程中，每次复制多少数据count指定拷贝过程中，复制多少次(每次bs数据量)第二次的操作仅仅是复制了源文件的部分内容拷贝磁盘ddif=/dev/sdb1of=/dev/sdb2备份MBRddif=/dev/sdbof=/tmp/A/mrb.bakbs=512count=1如何快速删除一个磁盘分区表ddif
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