IBM XIV User Manual

Port ID is not defined
v IPINTERFACE_DOES_NOT_EXIST
IP Interface name does not exist
v PERF_CLASS_BAD_NAME
Performance Class does not exist
v ISCSI_HOST_ILLEGAL_PORT_NAME
Port name for iSCSI Host is illegal
Troubleshooting: Port names for iSCSI Hosts must contain only printable
characters.
Retrieving History Usage
Shows the usage history of a volume or a Storage Pool.
usage_get < vol=VolName | pool=PoolName >
[ start=TimeStamp | start_in_seconds=StartTime ]
[ end=TimeStamp ] [ max=MaxEntries ]
Parameters:
Name Type Description Mandatory Default
vol Object name Volume for which
usage statistics are
retrieved.
N N/A
pool Object name Storage Pool for
which usage
statistics are
retrieved.
N N/A
start N/A Starting time for
usage history
retrieval.
N Creation time of
the object.
end N/A Ending time for
usage history
retrieval.
N Current time.
max Integer Maximum number
of entries to
retrieve.
N No limit.
start_in_
seconds
Integer Starting time for
usage history
retrieval, in
seconds since
12:00:00 AM, 1
January 1970.
N Creation time of
the object.
This command retrieves the usage history of a Storage Pool or volume, in units of
one megabyte.
Id Name Default Position
time Time 1
volume_usage Volume Usage (MiB) 2
snapshot_usage Snapshot Usage (MiB) 3
478 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