Array Performance Features; Table 3. Array Performance Features - Intel RS2BL080 - RAID Controller Hardware User's Manual

Array Performance Features

Host data transfer rate
Drive data transfer rate
Maximum scatter / gather
Maximum size of I/O requests
Maximum queue tags per
drive
Stripe sizes
Maximum concurrent
commands
Support for multiple initiators
Performance
Flexibility
Background services
Cache options
Intel® RAID Controller RS2BL080 Hardware User's Guide

Table 3. Array Performance Features

Specification
®
Intel RAID Controller RS2BL080
Up to 5.0 Gbps per PCI Express* lane
Up to 6.0 Gbps per phy
80 elements
6.4 Mbytes in 64 Kbyte stripes
As many as the drive can accept
8, 16, 32, 64, 128, 256, 512, or 1024 KB
1024-16
Yes
Native command queuing
•
Drive migration
•
RAID level migration
•
Drive Roaming
•
Online Capacity Expansion - without reboot
•
Rebuild
•
Consistency Check
•
Migration
•
OCE
•
Patrol Read
•
Write-back or Write-through
•
Read Ahead, Adaptive Read Ahead, or Non-Read Ahead
•
Cache I/O or Direct I/O
15