IBM XIV User Manual

SYSTEM_TEMPERATURE_IS_TOO_HIGH_AND_STABILIZING
Severity major
Description System temperature is System TemperatureC. It is
stabilizing, but is still higher than the maximal
allowable value. If the system doesn't cool down
soon, it might be automatically shut down.
Troubleshooting Contact support.
SYSTEM_TEMPERATURE_IS_TOO_HIGH
Severity major
Description System temperature is System TemperatureC, which
is higher than the maximal allowable value. If the
system doesn't cool down soon, it might be
automatically shut down.
Troubleshooting Contact support.
SYSTEM_TEMPERATURE_IS_TOO_LOW
Severity major
Description System temperature is System TemperatureC, which
is lower than the minimal allowable value.
Troubleshooting Contact support.
SYSTEM_TEMPERATURE_IS_OK_NOW
Severity informational
Description System temperature is System TemperatureC, which
is within allowed limits.
Troubleshooting N/A
SYSTEM_TEMPERATURE_RISES_SUSPICIOUSLY_FAST
Severity warning
Description System temperature (System Temperature C) is
rising suspiciously fast (from Previous
TemperatureC). Check air conditioning system.
Troubleshooting Check air conditioning system or contact support.
SERVICE_MODE_OF_SYSTEM_HAS_CHANGED
Severity variable
Description Service mode of system has changed. The urgency
of service actions has changed from Previous
Maintenance Urgency to Maintenance Urgency
MM_OK
Severity informational
Description Component ID is now OK.
584 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