Cisco Headend Digital Broadband Delivery System Guia Da Instalação
Chapter 6 Commit the Upgrade
112
4035749 Rev B
Attach Mirrors
Before starting this procedure, inform the system operator that completing this
procedure commits the upgrade. Any attempt to roll back from the upgrade after the
mirrors are attached will take up to 4 hours to complete. Additionally, the rollback
procedure cannot be performed during the current night and will have to be
performed during a maintenance window tomorrow.
procedure commits the upgrade. Any attempt to roll back from the upgrade after the
mirrors are attached will take up to 4 hours to complete. Additionally, the rollback
procedure cannot be performed during the current night and will have to be
performed during a maintenance window tomorrow.
Attaching Mirrors
Follow this procedure to run a script that attaches submirrors to their respective
mirrors and creates all necessary hot spare disks.
1 Insert the SR 5.0 DVD into the DVD drive of the applicable server.
2 Type the following command and press Enter. A list of the mounted filesystems
mirrors and creates all necessary hot spare disks.
1 Insert the SR 5.0 DVD into the DVD drive of the applicable server.
2 Type the following command and press Enter. A list of the mounted filesystems
appears.
df -n
Note: The presence of /cdrom in the output confirms that the system correctly
mounted the DVD.
mounted the DVD.
3 In a root xterm window on the DNCS, type the following command and press
Enter. A confirmation message appears.
/cdrom/cdrom/sai/scripts/attach_mirrors
4 Type y and then press Enter. The system executes a script that attaches
submirrors to their respective mirrors and creates all necessary hot spare disks.
Note: It may take several hours to execute the attach_mirrors script.
Note: It may take several hours to execute the attach_mirrors script.
5 When disk mirroring completes, type the following command and press Enter.
eject cdrom
6 Repeat steps 1 through 5 to attach the mirrors on any other applicable server.