![Ubuntu 15.04桌面磁盘镜像](https://linux22.com/image/1051557/Ubuntu%2015.04%E6%A1%8C%E9%9D%A2%E7%A3%81%E7%9B%98%E9%95%9C%E5%83%8F.png)
我刚刚在我的计算机上安装了 Ubuntu 和 Windows 双启动系统。
这是我的磁盘配置:
Disk /dev/sda: 931,5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical):
512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x0001b172
Device Boot Start End Sectors Size Id Type
/dev/sda1 * 2048 1026047 1024000 500M 7 HPFS/NTFS/exFAT
/dev/sda2 1026048 981571583 980545536 467,6G 7 HPFS/NTFS/exFAT
/dev/sda3 981571584 1953519615 971948032 463,5G 7 HPFS/NTFS/exFAT
Disk /dev/sdb: 931,5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512
bytes
Disklabel type: dos
Disk identifier: 0xae69efbd
Device Boot Start End Sectors Size Id Type
/dev/sdb1 2048 31999999 31997952 15,3G 82 Linux swap /Solaris
/dev/sdb2 32000000 166000639 134000640 63,9G 83 Linux
/dev/sdb3 166002686 1953523711 1787521026 852,4G 5 Extended /dev/sdb5 166002688 1953523711 1787521024 852,4G 83 Linux
我想将 /dev/sdb 镜像到 /dev/sda。
如何在不将 sdb2 重新格式化为 raid 的情况下进行设置?