Operation Manual

6 ClickOK to apply your settingsand have the firstbackup startat the time
specified.
Restoringa System Backup
Use the YaST System Restorationmodule to restore the system configurationfrom
a backup. Restore the entire backup or select specific componentsthat were corrupted
and need to be resetto their old state.
1 Start YaST > System> SystemRestoration.
2 Enterthe locationof the backup file. This couldbe a local file, a network
mountedfile, or a file on a removabledevice,such as a floppy or a DVD. Then
click Next.
The following dialog displays a summaryof the archive properties,such as
the filename,date of creation,type of backup, and optional comments.
3 Reviewthe archivedcontentby clickingArchiveContent. ClickingOK returns
you to the Archive Propertiesdialog.
4 ExpertOptionsopensa dialog in whichto fine-tunethe restore process.Return
to the Archive Propertiesdialog by clicking OK.
5 ClickNextto open the viewof packagesto restore. PressAcceptto restore
all files in the archive or use the various SelectAll, DeselectAll, and Select
Files buttons to fine-tuneyour selection.Only use the Restore RPM Database
option if the RPM databaseis corruptedor deletedand this file is included in
the backup.
6 Afteryou clickAccept, thebackup is restored.ClickFinishto leavethemodule
after the restore processis completed.
A.2.7 Recoveringa Corrupted System
There are several reasons why a systemcould fail to comeup and run properly.A
corrupted file systemfollowing a systemcrash, corrupted configurationfiles, ora
corrupted boot loader configurationare the most common ones.
Using the Rescue System
openSUSE contains a rescue system.The rescue systemis a small Linux systemthat
can be loaded into a RAM disk and mountedas root file system,allowing you to access
your Linux partitionsfrom the outside. Using the rescue system,you can recover or
modify any importantaspect of your system:
• Manipulateany type of configurationfile.
• Checkthe file systemfor defectsand startautomaticrepair processes.
• Accessthe installedsystemin a “changeroot” environment.
• Check,modify, and reinstallthe boot loaderconfiguration.
106 Start-Up