iotop命令是界面风格类似top命令。这个命令只有在kernelv2.6.20及以后的版本中才有。python版本需要 python2.7及以上版本 　　官方的说明： 　　Linux has always been able to show how much I/O was going on （the bi and bo columns of the vmstat 1 command）。 　　Iotop is a Python program with a top like UI used to show of behalf of which process is the I/O going on. It...