Cisco Headend System Release 2.7 インストールガイド
Appendix C
Backup and Restore the DTACS File System and Database
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78-4036705-01 Rev D
Restore the DTACS Database
This section contains information that guides you through the process of restoring
the DTACS database.
the DTACS database.
Database Restore Script Options
The script that restores the databases is called restoreDatabase. You can run the
restoreDatabase script with the following options:
restoreDatabase script with the following options:
-l - Local-tape-drive. Specifies the tape drive to use on the local host.
(for example - /dev/rmt/0h)
(for example - /dev/rmt/0h)
-r - Remote-tape-drive. Specifies a tape drive on a remote host.
(for example - sparky: /dev/rmt/0h or 192.168.1.10: /dev/rmt/0h)
(for example - sparky: /dev/rmt/0h or 192.168.1.10: /dev/rmt/0h)
-c - check-database. Checks the integrity of the databases. (Does not fix if errors
are found.)
are found.)
-v - verbose. Verbose output.
-p - physical-restore. Performs only a physical restoration of the database and
does not restore the logical logs.
does not restore the logical logs.
-i - interactive. Runs the restoration in interactive mode.
-h - help. Provides a brief description of the valid options.
Restoring the DTACS Database
Complete the following steps to restore the DTACS databases.
Note: You need the tape from your most recent database backup in order to restore
the DTACS database.
the DTACS database.
Important: Be sure your tape is write-protected before you use it to restore the
database.
1 As dtacs user (sux - dtacs), type dtacsStop and press Enter. The DTACS
database.
1 As dtacs user (sux - dtacs), type dtacsStop and press Enter. The DTACS
processes are stopped.
2 If necessary, open an xterm window on the DNCS.
3 As root user, type . /dvs/dtacs/bin/dtacsSetup and press Enter. The system
3 As root user, type . /dvs/dtacs/bin/dtacsSetup and press Enter. The system
established the root user environment.
Important: Be sure to type the dot, followed by a space, prior to typing /dvs.
Important: Be sure to type the dot, followed by a space, prior to typing /dvs.
4 Insert the DTACS Maintenance DVD into the DVD drive of the DTACS server.
5 Type /export/home/informix/bin/formatDbSpace.sh and press Enter to format
5 Type /export/home/informix/bin/formatDbSpace.sh and press Enter to format
the database partitions.