文件系统           1K-块      已用      可用 已用% 挂载点
/dev/sda1             30233896  12495172  16202912  44% /
none                   1020036       336   1019700   1% /dev
none                   1024256       588   1023668   1% /dev/shm
none                   1024256       240   1024016   1% /var/run
none                   1024256         0   1024256   0% /var/lock
none                   1024256         0   1024256   0% /lib/init/rw
none                  30233896  12495172  16202912  44% /var/lib/ureadahead/debugfs
/dev/sda6             65662972  64841812    821160  99% /media/B46E725A6E7214F8