Cisco Headend Digital Broadband Delivery System 安装指南
Back Up the File Systems
4036631 Rev B
5
Back Up the File Systems
The upgrade scripts do not back up the DNCS or Application Server file systems.
Prior to beginning the upgrade, back up the file systems manually. The following
procedures provide instructions on backing up the file systems of the Application
Server and the DNCS.
Important: Repeat these procedures two times: once for the Application Server and
then again for the DNCS.
Prior to beginning the upgrade, back up the file systems manually. The following
procedures provide instructions on backing up the file systems of the Application
Server and the DNCS.
Important: Repeat these procedures two times: once for the Application Server and
then again for the DNCS.
Preparing for the File System Backup
Follow this procedure to prepare for the DNCS or Application Server file system
backup.
1 Are you backing up a Sun Fire V880 or V890 server?
backup.
1 Are you backing up a Sun Fire V880 or V890 server?
If yes, check the dncs and root user e-mail accounts on the servers for the
presence of metadevice errors.
Note: Correct any metadevice errors before proceeding with the backup.
Call Cisco Services if you need help in correcting metadevice errors.
presence of metadevice errors.
Note: Correct any metadevice errors before proceeding with the backup.
Call Cisco Services if you need help in correcting metadevice errors.
If no, go to step 2.
2 If necessary, open an xterm window on the DNCS or Application Server,
whichever server you are backing up.
3 Complete the following steps to log on to the xterm window as root user.
a Type su - and press Enter. The password prompt appears.
b Type the root password and press Enter.
b Type the root password and press Enter.
4 Insert the SR i4.2.2 DVD into the DVD drive of the DNCS or the Application
Server, whichever server you are backing up.
5 Type df -n and then press Enter. A list of the mounted filesystems appears.
Note: The presence of /cdrom in the output confirms that the system correctly
mounted the DVD.
mounted the DVD.
6 Label a blank tape with the following information:
[DNCS or Application Server] File System Backup [Date]
[Site Name]
[Software Version]
DBDS Maintenance DVD x.x.x
Note: Customize the date, site name, and software version for the site you are
backing up.
[Site Name]
[Software Version]
DBDS Maintenance DVD x.x.x
Note: Customize the date, site name, and software version for the site you are
backing up.