Cisco Headend System Release 2.5 ユーザーガイド
749640 Rev D
Detach and Attach Submirrors With the mirrState Utility
10-1
Chapter 10
Detach and Attach Submirrors With the mirrState Utility
Overview
Introduction
The Sun Enterprise 450 and the Sun Fire 880 DNCS platforms support disk
mirroring. Through disk mirroring, the DNCS stores identical information across
sets of hard drives. System operators and Cisco engineers who perform maintenance
operations on a Sun Enterprise 450 or Sun Fire 880 DNCS may first be required to
disable the mirroring functions on the DNCS. Then, after the maintenance operations
are complete, the mirroring functions must be re-enabled.
Note: The disabling and re-enabling of the mirroring functions are usually referred
Note: The disabling and re-enabling of the mirroring functions are usually referred
to as “detaching” and “re-attaching” the mirrors.
The mirrState utility helps system operators and Cisco engineers detach and re-
The mirrState utility helps system operators and Cisco engineers detach and re-
attach the mirroring functions of the Sun Enterprise 450 and Sun Fire 880 DNCS.
Refer to the procedures in this chapter for information on how to run the mirrState
utility.
In This Chapter
This chapter contains the following topics.
Topic
See Page