IBM XIV User Manual

This command unlocks a snapshot group by unlocking all its snapshots. This is
functionally equivalent to executing Unlocking a Volume on each snapshot. You
may refer to the documentation of Unlocking a Volume for a description of
unlocking behavior.
Example:
snap_group_unlock snap_group=DBbackup
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 master Consistency Group is
mapped to a host or cluster
associated with the user and
Snapshot Group was created by
a server administrator
Security administrator Disallowed N/A
Read-only users Disallowed N/A
Technicians Disallowed N/A
Completion Codes:
v SNAPSHOT_GROUP_BAD_NAME
Snapshot Group name does not exist.
v SNAPSHOT_GROUP_IS_INTERNAL
Internal snapshots cannot be mapped, modified in any way or deleted.
Sets a Snapshot Group Descriptor
Sets a Snapshot Group descriptor.
snap_group_set_descriptor snap_group=SnapshotGroupName descriptor=Descriptor
Parameters:
Name Type Description Mandatory
snap_group Object name Name of the snapshot
group.
Y
descriptor String A snap group descriptor
to be used by external
software.
Y
Provides external software with an ability to mark the snapshot as part of a
Consistency Group for various usage scenarios. The command replaces an existing
descriptor with a newly specified one.
Chapter 7. Snapshot Set Management 115

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