Intel RS2BL080 - RAID Controller, Hardware User'S Manual

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16 Intel® RAID Controller RS2BL080 Hardware User’s Guide
Fault Tolerance
Table 4. Fault Tolerance Features
Specification Intel
®
RAID Controller RS2BL080
Self Monitoring Analysis and
Reporting Technology (SMART)
support
•
Detects up to 70% of predictable disk drive failures
•
Monitors the internal performance of all motors,
heads, and drive electronics.
Optional Battery Backup
•
Intel
®
RAID Smart Battery AXXRSBBU7 cache
backup
•
Up to 72 hours of data retention, “Gas Gauge".
Drive Replacement
•
Auto detection of failure
•
Hot plug
•
Hot swap
Drive Rebuild Using Hot Spares
•
Automatic at fail
•
Dedicated per array
•
Global for any array
•
Auto-resume of initialization or rebuild on reboot
Error Checking and Indication
•
Parity generation and checking, automatic
consistency checking
•
Patrol reads
•
Activity and fault LEDs, alarm
•
Multiple retries
•
Logs in NVRAM, event log, CIM, Smart, Intel
®
RAID
Web Console 2