IBM XIV User Manual

Changing the Operational State
Changes the operational state of a system.
state_change target_state=<shell|on>
Parameters:
Name Type Description Mandatory
target_
state
Enumeration The operational state
after the command is
executed.
Y
This command changes the system's states. The systems' states can be transitioned
as follows:
v Maintenance to On
v On to Shell
v Maintenance to Shell
The command can also run on the booting state after a power on (but not booting
after a reboot) and effectively change the target state in that situation. Other
operational state changes can be achieved through the following:
v On to Maintenance - using the Reboot command
v Any state to Off - using the Shutdown command
v Shell to Any - implemented via scripts, as the CLI is not active in shell
Access Control:
User Category Permission
Storage administrator Disallowed
Storage integration administrator Disallowed
Application administrator Disallowed
Security administrator Disallowed
Read-only users Disallowed
Technicians Allowed
Warnings:
v INITIALIZING_MODULES_WILL_FAIL_ARE_YOU_SURE
Module is initializing. Moving to ON will cause it to fail. Are you sure you want
move to ON state?
v ARE_YOU_SURE_YOU_WANT_TO_SHUT_DOWN
Are you sure you want to shut down the machine and all its components?
Completion Codes:
v COMMAND_IS_NOT_VALID_IN_CURRENT_SYSTEM_STATE
The requested command cannot be invoked in the current system state
v FIRMWARE_UPGRADE_IN_PROGRESS
Firmware upgrade in progress
Troubleshooting: Contact support
Chapter 9. System Management 153

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