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#!/bin/sh ############################################# # # SYSTEM NAME : # SUBSYSTEM : # SHELL_NAME : RES_***restore.sh # FUNCTION : restore OS image for **** # USAGE : System Restore # CALLED BY : NONE # CALL TO : NONE # RETURNS : 0=OK, 1=NG # DESCRIPTION : restore OS image for **** # HISTORY : # 2009/04/29

Start rescue 1.Check and Note backup start time # date 2. Insert Red Hat Enterprise Linux 4 AS(Update5) installation CD into CD-ROM 3. Reboot # shutdown -r now 4. After reboot, type “linux rescue” (start rescue) and press enter key in prompt on the screen below. boot:linux rescue 5. A screen to choose language is

#!/bin/sh ########################################## # # SYSTEM NAME : # SUBSYSTEM : # SHELL_NAME : BAK_***backup.sh # FUNCTION : backup OS image for **** # USAGE : SYSTEM Backup # CALLED BY : NONE # CALL TO : NONE # RETURNS : 0=OK, 1=NG # DESCRIPTION : backup OS image for **** # HISTORY : # 2009/04/10

Start rescue 1.Check and Note backup start time # date 2. Insert Red Hat Enterprise Linux 4 AS(Update5) installation CD into CD-ROM 3. Reboot # shutdown -r now 4. After reboot, type “linux rescue” (start rescue) and press enter key in prompt on the screen below. boot:linux rescue 5. A screen to choose language is

One method to move filesystems around, particularly if you are moving your root filesystem, is to use dump. Dump is a lower level backup program than tar, but this also makes dump quicker, because it doesn’t have all of the overhead. Another advantage is that depth of directories, symlinks, etc. aren’t a big deal. In

If you don’t want to take any chances with your data, it is recommended that you backup hard disk partition table. Last Friday I was discussing some issues with one of our customer and he pointed out me dd command. Backup MBR with dd command dd the old good command which now backup partition tables