IBM XIV User Manual

Name Type Description Mandatory
cg Object name Name of a Consistency
Group.
Y
Associates an existing Consistency Group to a Cross-system Consistency Group
definition.
Example:
xcg_add_cg xcg=DBbackup cg=CGbackup
Output:
Command completed successfully
Access Control:
User Category Permission Condition
Storage administrator Allowed N/A
Storage integration administrator Allowed N/A
Application administrator Conditionally Allowed At least one of the volumes in
the group is mapped to a host or
cluster associated with the user.
If a Snapshot Group overwrite is
used, then the target Snapshot
Group must be one created by a
server administrator.
Security administrator Disallowed N/A
Read-only users Disallowed N/A
Technicians Disallowed N/A
Completion Codes:
v XCG_BAD_NAME
Cross Consistency Group name does not exist.
v MAX_CONS_GROUPS_IN_XCG_REACHED
Cross Consistency Group contains maximum number of cgs.
v CONS_GROUP_IS_SLAVE
Consistency Group is mirroring slave.
v CONS_GROUP_BAD_NAME
Consistency Group name does not exist.
v CONS_GROUP_ALREADY_IN_XCG
Consistency Group already belongs to Cross Consistency Group.
v CONS_GROUP_BELONGS_TO_XCG
Consistency Group belongs to another Cross Consistency Group.
92 IBM XIV Storage System User Manual

IBM XIV Specifications

General

Power Supply	Redundant power supplies
Drive Type	SATA
Redundancy	Fully redundant components
Connectivity	Fibre Channel, iSCSI
Form Factor	Rack-mounted
Cache	Distributed cache across modules
Data Protection	Snapshots, remote mirroring
Performance	High throughput and low latency
Scalability	Modular, scale-out architecture
Cooling	Redundant cooling
Architecture	Grid-based, distributed architecture