Intel® RAID Controller RS2WC040 Hardware User’s Guide
15
Fault Tolerance
Table 4. Fault Tolerance Features
Maximum size of I/O requests
6.4 Mbytes in 64 Kbyte stripes
Maximum queue tags per
drive
As many as the drive can accept
Strip sizes
8, 16, 32, or 64 KB
Maximum concurrent
commands
1024-16
Support for multiple initiators
Yes
Performance
Native command queuing
Flexibility
•
Drive migration
•
RAID level migration
•
Drive Roaming
•
Online Capacity Expansion - without reboot
Background services
•
Rebuild
•
Consistency Check
•
Migration
•
OCE
•
Patrol Read
Cache options
•
Write-through
•
Normal Read
•
Direct I/O
Specification
Intel
®
RAID Controller RS2WC040
Specification
Intel
®
RAID Controller RS2WC040
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.
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
Summary of Contents for RS2WC040
Page 1: ...Intel RAID Controller RS2WC040 Hardware User s Guide Intel Order Number E64403 002...
Page 4: ...iv Intel RAID Controller RS2WC040 Hardware User s Guide...
Page 6: ...vi Intel RAID Controller RS2WC040 Hardware User s Guide...
Page 8: ...viii Intel RAID Controller RS2WC040 Hardware User s Guide...
Page 10: ...x Intel RAID Controller RS2WC040 Hardware User s Guide...
Page 16: ...6 Intel RAID Controller RS2WC040 Hardware User s Guide...
Page 22: ...12 Intel RAID Controller RS2WC040 Hardware User s Guide...
Page 28: ...18 Intel RAID Controller RS2WC040 Hardware User s Guide...
Page 38: ...28 Intel RAID Controller RS2WC040 Hardware User s Guide...