Cisco Headend Digital Broadband Delivery System Guida All'Installazione
Chapter 2 SR 5.0 Pre-Upgrade Procedures
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4035749 Rev B
Back Up the File Systems and Database
The upgrade scripts do not back up the DNCS and Application Server file systems or
database. Prior to beginning the upgrade, back up the file systems and database
manually. Based upon the data on your system, the backup could take between one
and six hours to complete. Be sure to allow sufficient time for the system to complete
the backup before you enter the maintenance window.
Choose one of the following options:
database. Prior to beginning the upgrade, back up the file systems and database
manually. Based upon the data on your system, the backup could take between one
and six hours to complete. Be sure to allow sufficient time for the system to complete
the backup before you enter the maintenance window.
Choose one of the following options:
If you are performing a standard file system backup to tape, complete the
instructions that follow.
instructions that follow.
If your backup is not standard, then follow the instructions in DBDS Backup and
Restore Procedures For SR 2.2 Through 4.3 User Guide (part number 4013779) to
back up the file systems.
Restore Procedures For SR 2.2 Through 4.3 User Guide (part number 4013779) to
back up the file systems.
1 Insert the blank DNCS file system tape into the tape drive.
2 From the root xterm window, type the following command and press Enter. The
2 From the root xterm window, type the following command and press Enter. The
DNCS file systems are backed up to the tape.
/cdrom/cdrom/sai/backup_restore/backupFileSystems –v
3 When the backup has completed, remove and label the file system tape and then
insert the blank database tape.
4
As root user type the following command and press Enter. You are prompted to
mount tape 1 and press Return.
mount tape 1 and press Return.
/cdrom/cdrom/sai/backup_restore/backupDatabase –v
5 Verify that the database tape is in the tape drive and press Enter. The database
backup continues.
6 When the backup has completed remove and label the database tape.
7 Does the system you are upgrading have a standalone Application Server?
7 Does the system you are upgrading have a standalone Application Server?
If yes, insert the Application Server file system tape in the DNCS tape drive
and continue with step 8.
and continue with step 8.
If no (you are upgrading an integrated Application Server), skip the rest of
this procedure.
this procedure.
8 Type the following command (on one line) and press Enter to copy the
backup_restore directory from the DVD to the Application Server.
rcp –r /cdrom/cdrom/sai/backup_restore appservatm:/dvs/backups
9 Type the following command on the DNCS and press Enter to determine what
drive number to use.
ls /dev/rmt
Note:
The tape drive number may vary from system to system.