Command Device; Configuration Definition File - Hitachi G200 User Manual

CFW
cache fast write
CH
channel
channel path
The communication path between a channel and a control unit. A channel path consists
of the physical channel path and the remote path.
CHAP
challenge handshake authentication protocol
CL
cluster
CLI
command line interface
CLPR
cache logical partition
cluster
Multiple-storage servers working together to respond to multiple read and write
requests.

command device

A dedicated logical volume used only by Command Control Interface to interface with
the storage system. Can be shared by several hosts.

configuration definition file

Defines the configuration, parameters, and options of Command Control Interface
operations. A text file that defines the connected hosts and the volumes and groups
known to the Command Control Interface instance.
consistency group (CTG)
A group of pairs on which copy operations are performed. Specifying a consistency
group ID performs a specific operation for all pairs belonging to the consistency group
simultaneously while keeping data consistency. See also extended consistency group
(EXCTG).
consistency time (C/T)
Shows a time stamp to indicate how close the target volume is to the source volume.
C/T also shows the time stamp of a journal and extended consistency group.
control memory
Another name for shared memory.
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Glossary-4
Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models
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