Compaq 3000 User Manual
Page 4
EK–SMCPQ–UG. C01
v
Contents
Revision Record
............................................................................................................................ vii
About This Guide
..........................................................................................................................ix
1
Product Overview
1.1
Product Description ...........................................................................................................1–1
1.2
Shelf Features .....................................................................................................................1–5
1.3
Controller Shelf Enclosure ................................................................................................1–5
1.4
Shelf Cabinet Installation ..................................................................................................1–7
1.5
Shelf Major Components...................................................................................................1–7
1.5.1
RAID Array Controller ...............................................................................................1–7
1.5.2
Device I/O Module ......................................................................................................1–8
1.5.3
Host I/O Module ....................................................................................................... 1–10
1.5.4
Shelf Cooling ............................................................................................................ 1–12
1.5.5
Controller Shelf Power Supplies............................................................................. 1–12
1.5.6
Uninterruptable Power Supply (UPS)..................................................................... 1–13
1.6
6-Slot Device Expansion Shelf (Optional) ................................................................... 1–14
1.7
Connecting the RAID Array 3000 Controller Shelf to a Host System....................... 1–14
1.8
Specifications .................................................................................................................. 1–19
2
RAID Array Controller
2.1
Controller Overview ..........................................................................................................2–1
2.2
Controller Features.............................................................................................................2–3
2.3
Controller Reset and LED Indicators ...............................................................................2–5
2.4
Flexible RAID Set Configuration .....................................................................................2–6
2.5
Performance Enhancements ..............................................................................................2–7
2.5.1
Custom Components ...................................................................................................2–7
2.5.2
Efficient Write and Read Algorithms........................................................................2–7
2.6
RAID Levels Supported.....................................................................................................2–8
2.6.1
RAID 0..........................................................................................................................2–9
2.6.2
RAID 1....................................................................................................................... 2–11