Cisco Headend Digital Broadband Delivery System Guia Do Utilizador
Chapter 4 Restoration Procedures
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Restoring the DNCS File System from an NFS-Mounted Directory
Complete the following steps to restore the file system from a specified backup
directory on the DNCS.
1 Type /tmp/cdrom/backup_restore/restoreFileSystems -v -B <path_to_NFS_
1 Type /tmp/cdrom/backup_restore/restoreFileSystems -v -B <path_to_NFS_
directory> and then press Enter.
Note: Substitute the full directory path that you recorded in step 4 e) of
Note: Substitute the full directory path that you recorded in step 4 e) of
Backing
Up the File System to an NFS-Mounted Directory (on page 16).
2 When the restoration is complete, type /usr/sbin/shutdown -y -i0 -i6 and then
press Enter. The DNCS reboots and the Common Desktop Environment (CDE)
login window appears.
Note: The Sun Enterprise 450 and Sun Fire V440, V445, V880, or V890 DNCS will
Note: The Sun Enterprise 450 and Sun Fire V440, V445, V880, or V890 DNCS will
reboot a few times as part of the restoration process.
3 Log on to the CDE as root user.
4 Follow the
4 Follow the
Restore the Informix Database (on page 36) procedures to restore the
Informix database. After restoring the Informix database, go to step 6.
Important: The final few steps in restoring the Informix database require that
Important: The final few steps in restoring the Informix database require that
you eject the DBDS Maintenance CD and restart the system components. Stop
right before you eject the CD and restart the system components.
5 Have you just restored the file system of an Enterprise 450, Sun Fire V440, V445,
V880, or V890 DNCS?
If yes, go to step 6; you now need to enable disk mirroring.
Note: The DBDS Maintenance CD should still be in the CD drive of the
Note: The DBDS Maintenance CD should still be in the CD drive of the
DNCS and you should still be logged in as root user to an xterm window.
If no, go to step 9.
6 Type /cdrom/cdrom0/s3/backup_restore/mirrState -a and then press Enter. The
system displays the following message:
WARNING!
WARNING!
Proceeding beyond this point will Attach all Controller 2 submirrors.
Are you certain you want to proceed?
7 Type y and then press Enter. The system enables the disk mirroring functions on
the DNCS.
Note: Depending upon your system configuration, it may take up to an hour for
Note: Depending upon your system configuration, it may take up to an hour for
all of the data to become mirrored.
8 Are you restoring the file system of an Enterprise 450 DNCS?
If yes, type /cdrom/cdrom0/s3/sai/scripts/Media/add_hotspares and then
press Enter. The system creates hot spare disks and associates them with the
metadevices.
If no, go to step 9.