添加盘: Disk /dev/sdb: 1073 MB, 1073741824 bytes 255 heads, 63 sectors/track, 130 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x00000000 [[email protected] test]# df -h Filesystem Size Used Avail Use% Mounted on /dev/sda3 38G 14G 22G 40% / tmpfs 495M 202M 293M 41% /dev/shm /dev/sda1 388M 384M 0 100% /boot [[email protected] test]# pwd /test [[email protected] test]# ls video.avi 挂载: [[email protected] ~]# mount /dev/sdb /test [[email protected] ~]# df -h Filesystem Size Used Avail Use% Mounted on /dev/sda3 38G 14G 22G 40% / tmpfs 495M 202M 293M 41% /dev/shm /dev/sda1 388M 384M 0 100% /boot /dev/sdb 1008M 34M 924M 4% /test [[email protected] ~]# cd /test [[email protected] test]# ll total 16 drwx------ 2 root root 16384 Jan 18 18:23 lost+found 我的video.avi 不见了!! [[email protected] ~]# umount /test [[email protected] ~]# df -h Filesystem Size Used Avail Use% Mounted on /dev/sda3 38G 14G 22G 40% / tmpfs 495M 202M 293M 41% /dev/shm /dev/sda1 388M 384M 0 100% /boot [[email protected] ~]# cd /test [[email protected] test]# ll total 4 -rw-r--r-- 1 root root 16 Jan 18 18:20 video.avi OK,它又回来了! 所以,mount磁盘之前,最好检查下路径下的文件。有用的mv,没用的rm。
时间: 2024-08-04 23:45:55