Cisco Headend Digital Broadband Delivery System 安装指南
4036631 Rev B
105
Introduction
Follow the procedure in this chapter only if you have upgraded a Sun
Fire V880 or V890 DNCS or a a Sun Fire V240 or V245 Application
Server during the upgrade to SR i4.2.2.
Important: Be sure that you complete this procedure during the
current maintenance window on the night of the server upgrade. If
you wait until the following night to complete this procedure, the
server will operate an entire day without its disk-mirroring functions
in place.
Fire V880 or V890 DNCS or a a Sun Fire V240 or V245 Application
Server during the upgrade to SR i4.2.2.
Important: Be sure that you complete this procedure during the
current maintenance window on the night of the server upgrade. If
you wait until the following night to complete this procedure, the
server will operate an entire day without its disk-mirroring functions
in place.
Important Note to Consider
You should follow the procedure in this chapter only under one of the
following circumstances:
following circumstances:
You are satisfied with the upgrade and want to commit the system
changes
Note: Rolling back an upgrade after completing the procedure in
this chapter is time consuming and takes more effort.
Note: Rolling back an upgrade after completing the procedure in
this chapter is time consuming and takes more effort.
You have rolled back from an unsuccessful upgrade and want to
synchronize the mirrors
5
Chapter 5
Enable Disk Mirroring
In This Chapter
Attach Mirrors ..................................................................................... 106