IBM XIV User Manual

Description Disk Component ID has a size of New sizeGB which
is smaller than system disk size System sizeGB.
DISK_LARGER_THAN_SYSTEM_DISK_SIZE
Severity variable
Description Disk Component ID has a size of New sizeGB which
is larger than system disk size System sizeGB.
DISK_MODEL_DIFFERENT_THAN_SYSTEM_MODEL
Severity major
Description Disk Component ID of model Disk model,by
vendor Disk vendor, differs from system disk by
vendor System vendor and model System model.
DISK_MODEL_DIFFERENT_THAN_MODULE_DISK_MODEL
Severity major
Description Disk Component ID of model Disk model,by
vendor Disk vendor, differs from module's disk
model Module model, by vendor Module vendor.
FIRST_DISK_MODEL_IN_MODULE
Severity informational
Description Disk Component ID of model Disk model,by
vendor Disk vendor, was the first to be added to a
module with an inter-module disk intermix policy,
this will require all other disks to have the same
model and vendor.
SSD_INTERMIX_DETECTED
Severity informational
Description SSD Component ID of model SSD model, by vendor
SSD vendor, User message Required model
SSD_CACHING_ENABLED
Severity informational
Description SSD Caching feature enabled. SSDs can now be
installed.
Troubleshooting N/A
SSD_CACHING_DISABLED
Severity informational
Description SSD Caching feature disabled.
Troubleshooting N/A
532 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