Deleting /dev/sdd1, and copying the image onto /dev/sdd [root@centos astlinux-trunk]# fdisk /dev/sdd The number of cylinders for this disk is set to 1986. There is nothing wrong with that, but this is larger than 1024, and could in certain setups cause problems with: 1) software that runs at boot time (e.g., old versions of LILO) 2) booting and partitioning software from other OSs (e.g., DOS FDISK, OS/2 FDISK) Command (m for help): p Disk /dev/sdd: 1024 MB, 1024966656 bytes 16 heads, 63 sectors/track, 1986 cylinders Units = cylinders of 1008 * 512 = 516096 bytes Device Boot Start End Blocks Id System /dev/sdd1 1 130 65488+ 83 Linux Command (m for help): d Selected partition 1 Command (m for help): p Disk /dev/sdd: 1024 MB, 1024966656 bytes 16 heads, 63 sectors/track, 1986 cylinders Units = cylinders of 1008 * 512 = 516096 bytes Device Boot Start End Blocks Id System Command (m for help): w The partition table has been altered! Calling ioctl() to re-read partition table. Syncing disks. [root@centos astlinux-trunk]# fdisk -l Disk /dev/sda: 164.6 GB, 164696555520 bytes 255 heads, 63 sectors/track, 20023 cylinders Units = cylinders of 16065 * 512 = 8225280 bytes Device Boot Start End Blocks Id System /dev/sda1 * 1 4844 38909398+ 83 Linux /dev/sda2 5100 20023 119877030 f W95 Ext'd (LBA) /dev/sda3 4845 5099 2048287+ 82 Linux swap / Solaris /dev/sda5 5100 20023 119876998+ 7 HPFS/NTFS Partition table entries are not in disk order Disk /dev/sdd: 1024 MB, 1024966656 bytes 32 heads, 62 sectors/track, 1009 cylinders Units = cylinders of 1984 * 512 = 1015808 bytes Device Boot Start End Blocks Id System [root@centos astlinux-trunk]# dd if=disk.img of=/dev/sdd 131040+0 records in 131040+0 records out 67092480 bytes (67 MB) copied, 45.853 seconds, 1.5 MB/s [root@centos astlinux-trunk]# sync [root@centos astlinux-trunk]# sync