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Appendix A: Subsystem Specifications
Specifications A-5
A.6. RAID Management
Specification
Configuration
• LCD keypad panel
• Text-based firmware-embedded utility over
RS-232C connection through the included
audio jack-to-DB-9 serial cable
• RAIDWatch Manager using an Ethernet link
• Telnet access through an Ethernet link
Performance
Monitoring
Yes
Remote Control and
Monitoring
Yes
Event Notification
Yes (via RAIDWatch’s sub-modules,
Configuration Client and NPC)
Management
Connection
In-band over Fibre or out-of-band over Ethernet
or RS-232C
Configuration on
Disk
Configuration data stored on disks for logical
drive assemblies to exist after controller
replacement or hardware failure; basic settings,
e.g., channel model settings, are stored on
NVRAM
Failure Indicator
Via audible alarm, LCD keypad panel,
RAIDWatch Manager session, event notifications,
or event prompts on terminal emulation
A.7. Fault Tolerance Management
Specification
SATA Drive S.M.A.R.T Support Yes
Battery Backup Option
Yes, comes standard on
redundant controller model
ISEMS (Enclosure Management Service) via
I
2
C Interface
Yes
Automatic Drive Failure Detection Yes
Automatic Rebuild on Spare Drives Yes
Regenerate Logical Drive Parity Yes
Bad Block Reassignment Yes
Automatic Rebuild upon Failed Drive
Replacement
Yes
Manual Clone of Suspected Failed Drive Yes
Concurrent Rebuild on Multiple Drives in a
RAID (0 + 1) Logical Drive
Yes