Intel® RAID Controller RS2BL080 Hardware User’s Guide
15
Array Performance Features
Table 3. Array Performance Features
Specification
Intel
®
RAID Controller RS2BL080
Host data transfer rate
Up to 5.0 Gbps per PCI Express* lane
Drive data transfer rate
Up to 6.0 Gbps per phy
Maximum scatter / gather
80 elements
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
Stripe sizes
8, 16, 32, 64, 128, 256, 512, or 1024 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-back or Write-through
•
Read Ahead, Adaptive Read Ahead, or Non-Read Ahead
•
Cache I/O or Direct I/O
Содержание RS2BL080 - RAID Controller
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