[root@web2-server yum.repos.d]# umount /mnt/cdrom/ umount: /mnt/cdrom: device is busy. (In some cases useful info about processes that use the device ) or fuser()) [root@web2-server yum.repos.d]# umount /mnt/cdrom/ -f //强制卸载也不行 umount2: 设备或资源忙 umount
[root@hn ~]# fdisk /dev/sdb The device presents a logical sector size that is smaller thanthe physical sector size. Aligning to a physical sector (or optimalI/O) size boundary is recommended, or performance may be impacted.欢迎使用 fdisk (util-linux 2.23
今天在给服务器做LVM的时候(服务器的系统是CentOS 6.3),用fdisk分区之后,用w写入分区表的时候,就提示Command (m for help): wThe partition table has been altered! Calling ioctl() to re-read partition table. WARNING: Re-reading the partition table failed with error 16: Device or resource busy.