IBM XIV User Manual

Name Type Description Mandatory
serial String Serial number of MM. Y
part_
number
String Part number of MM. Y
version String Version of SW running
on MM.
Y
total_
memory
Integer Total RAM of MM. Y
free_
memory
Integer Free RAM on MM. Y
temperatur
e
Integer Temperature of MM. Y
free_disk_
root
Integer Free disk space on root
partition of MM.
Y
free_disk_
var
Integer Free disk space on var
partition of MM.
Y
free_disk_
opt
Integer Free disk space on opt
partition of MM.
Y
free_disk_
tmp
Integer Free disk space on tmp
partition of MM.
Y
This command receives an mm heartbeat.
Example:
mm_heartbeat data="" mm=1:MaintenanceModule:16 serial=serial part_number=pn
total_memory=2048 free_memory=100 temperature=20 version=4.6 free_disk_tmp=200
free_disk_root=1000 free_disk_opt=900 free_disk_var=900
Access Control:
User Category Permission
Storage administrator Allowed
Storage integration administrator Disallowed
Application administrator Disallowed
Security administrator Disallowed
Read-only users Disallowed
Technicians Disallowed
Completion Codes:
v COMPONENT_DOES_NOT_EXIST
Component does not exist
v HEARTBEAT_DATA_TOO_LONG
Heartbeat data sent by the Maintenance Module is too long
Chapter 14. Event Handling 285

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