Areca ARC-8042-12 User manual

ARC-8042-12 SAS Desktop RAID
Subsystem
RAID Subsystem
User’s Manual
Version: 1.1
Issue Date: July, 2018

Copyright and Trademarks
The information regarding products in this manual is subject to change
without prior notice and does not represent a commitment on the part
of the vendor, who assumes no liability or responsibility for any errors
that may appear in this manual. All brands and trademarks are the
properties of their respective owners. This manual contains materials
protected under International Copyright Conventions. All rights
reserved. No part of this manual may be reproduced in any form or by
any means, electronic or mechanical, including photocopying, without
the written permission of the manufacturer and the author.
FCC Statement
This equipment has been tested and found to comply with the limits
for a Class B digital device, pursuant to part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against in-
terference in a residential installation. This equipment generates, uses,
and can radiate radio frequency energy and, if not installed and used
in accordance with the instructions, may cause harmful interference to
radio communications. However, there is no guarantee that interfer-
ence will not occur in a particular installation.
Manufacturer’s Declaration for CE Certication
We conrm ARC-8042-12 12-bays 12Gb/s SAS RAID subsystem has
been tested and found compliant with the requirements in the council
directive relating to the EMC Directive 2004/108/EC. Regarding to the
electromagnetic compatibility, the following standards were applied:
EN 55022: 2006, Class B
EN 61000-3-2: 2006
EN 61000-3-3: 1995+A1: 2001+A2: 2005
EN 55024:1998+A1:2001=A2:2003
IEC61000-4-2: 2001
IEC61000-4-3: 2006
IEC61000-4-4: 2004
IEC61000-4-5: 2005
IEC61000-4-6: 2006
IEC61000-4-8: 2001
IEC61000-4-11: 2004

Contents
1. Introduction .............................................................. 12
1.1 Overview ........................................................................ 12
1.2 Technical Specications..................................................... 14
1.3 RAID subsystem View....................................................... 17
1.4 Locations of the Subsystem Component .............................. 18
1.4.1 Drive Tray LED Indicators ............................................. 18
1.4.2 LCD Panel LED Indicators ............................................. 19
1.5 RAID Subsystem Alarm..................................................... 19
1.6 Expansion Connection....................................................... 20
2. Hardware Installation ............................................... 21
2.1 Installing or Removing Drives in the Subsystem ................... 22
2.1.1 Installing Drives in the Subsystem................................. 22
2.1.2 Removing Drives from the Subsystem ............................ 23
2.1.3 Adding a Battery Backup Module (Optional) .................... 23
2.2 Connecting the RAID Subsystem ....................................... 24
2.2.1 Connecting to Host System .......................................... 24
2.2.2 Expansion Port Connection ........................................... 24
2.2.3 Connecting Monitor Port ............................................... 25
2.2.4 Power Up the RAID Subsystem ..................................... 27
2.3 Conguring RAID Subsystems............................................ 28
2.3.1 Conguring Method ..................................................... 28
2.3.2 Format, Partition and Mount the SAS RAID Subsystem Vol-
umes ................................................................................. 29
3. Conguration Methods .............................................. 30
3.1 Using local front panel touch-control keypad........................ 30
3.2 VT100 terminal (Using the controller’s serial port) ................ 32
3.2.1 RS-232C Port Pin Assignment........................................ 32
3.2.2 Start-up VT100 Screen................................................. 33
3.3 Web browser-based RAID manager..................................... 36
3.4 Conguration Menu Tree ................................................... 36
4. LCD Conguration Menu ............................................ 38
4.1 Starting LCD Conguration Utility ....................................... 38
4.2 LCD Conguration Utility Main Menu Options........................ 39
4.3 Conguring Raid Sets and Volume Sets ............................... 39
4.4 Designating Drives as Hot Spares....................................... 40
4.5 Using Easy RAID Conguration .......................................... 40
4.6 Using Raid Set and Volume Set Functions ........................... 42

4.7 Navigation Map of the LCD ............................................... 43
4.7.1 Quick Volume And Raid Setup ....................................... 44
4.7.2 Raid Set Functions....................................................... 44
4.7.2.1 Create A New Raid Set ........................................... 45
4.7.2.2 Delete Raid Set ...................................................... 45
4.7.2.3 Expand Raid Set ..................................................... 46
4.7.2.4 Ofine Raid Set ...................................................... 46
4.7.2.5 Activate Incomplete RaidSet..................................... 47
4.7.2.6 Create Hot Spare Disk............................................. 47
4.7.2.7 Delete Hot Spare Disk ............................................. 47
4.7.2.8 Display Raid Set Information .................................... 47
4.7.3 Volume Set Functions .................................................. 48
4.7.3.1 Create Raid Volume Set .......................................... 48
4.7.3.1.1 Volume Name..................................................... 49
4.7.3.1.2 Raid Level ......................................................... 49
4.7.3.1.3 Stripe Size ......................................................... 49
4.7.3.1.4 Cache Mode ....................................................... 50
4.7.3.1.5 SAS Port/SAS LUN Base/SAS LUN ......................... 50
4.7.3.1.6 Tagged Queuing.................................................. 50
4.7.3.1.7 Initialization Mode............................................... 51
4.7.3.2 Delete Existed Volume Set ....................................... 51
4.7.3.3 Modify Volume Set Attribute..................................... 51
4.7.3.3.1 Volume Set Migration .......................................... 52
4.7.3.4 Check Volume Set Consistency ................................. 52
4.7.3.5 Stop Volume Set Consistency Check.......................... 53
4.7.3.6 Display Volume Set Information................................ 53
4.7.4 Physical Drive Functions .............................................. 53
4.7.4.1 Display Drive Information ....................................... 55
4.7.4.2 Create Pass Through Disk ....................................... 55
4.7.4.3 Modify Pass-Through Disk ....................................... 55
4.7.4.4 Delete Pass-Through Disk ........................................ 56
4.7.4.5 Identify The Selected Drive ...................................... 56
4.7.5 Raid System Functions ................................................. 56
4.7.5.1 Mute The Alert Beeper ............................................ 58
4.7.5.2 Alert Beeper Setting ............................................... 58
4.7.5.3 Change Password ................................................... 58
4.7.5.4 JBOD/RAID Mode Conguration ................................ 58
4.7.5.5 Raid Rebuild Priority................................................ 59
4.7.5.6 SATA NCQ Mode Support ......................................... 59
4.7.5.7 HDD Read Ahead Cache........................................... 59
4.7.5.8 Volume Data Read Ahead......................................... 59
4.7.5.9 Disk Write Cache Mode............................................ 60

4.7.5.10 Disk Capacity Truncation Mode................................ 60
4.7.5.11 Shutdown The Controller....................................... 60
4.7.5.12 Restart Controller ................................................. 61
4.7.6 Hdd Power Management............................................... 61
4.7.6.1 Stagger Power On Control........................................ 61
4.7.6.2 Time To Hdd Low Power Idle .................................... 62
4.7.6.3 Time To Hdd Low RPM Mode..................................... 62
4.7.6.4 Time To Spin Down Idle HDD .................................. 62
4.7.7 Ethernet Conguration ................................................. 62
4.7.7.1 DHCP .................................................................... 62
4.7.7.2 Local IP Adress....................................................... 63
4.7.7.3 HTTP Port Number .................................................. 63
4.7.7.4 Telnet Port Number ................................................. 63
4.7.7.5 SMTP Port Number.................................................. 64
4.7.7.6 Ethernet Address .................................................... 64
4.7.8 Show System Events ................................................... 64
4.7.9 Clear all Event Buffers.................................................. 64
4.7.10 Hardware Monitor Information..................................... 64
4.7.11 System Information ................................................... 65
5. VT-100 Utility Conguration ..................................... 66
5.1 Conguring Raid Sets/Volume Sets..................................... 66
5.2 Designating Drives as Hot Spares....................................... 67
5.3 Using Quick Volume /Raid Setup Conguration ..................... 67
5.4 Using Raid Set/Volume Set Function Method ........................ 69
5.5 Main Menu ..................................................................... 70
5.5.1 Quick Volume/Raid Setup ............................................. 71
5.5.2 Raid Set Function ........................................................ 75
5.5.2.1 Create Raid Set ..................................................... 75
5.5.2.2 Delete Raid Set ...................................................... 77
5.5.2.3 Expand Raid Set ..................................................... 77
5.5.2.4 Ofine Raid Set ...................................................... 79
5.5.2.5 Activate Raid Set .................................................... 79
5.5.2.6 Create Hot Spare.................................................... 80
5.5.2.7 Delete Hot Spare .................................................... 80
5.5.2.8 Rescue Raid Set ..................................................... 81
5.5.2.9 Raid Set Information............................................... 81
5.5.3 Volume Set Function .................................................... 82
5.5.3.1 Create Volume Set (0/1/10/3/5/6) ............................ 83
5.5.3.1.1 Volume Name..................................................... 84
5.5.3.1.2 Raid Level.......................................................... 85
5.5.3.1.3 Capacity ............................................................ 85

5.5.3.1.4 Stripe Size ......................................................... 87
5.5.3.1.5 SAS Port # ........................................................ 87
5.5.3.1.6 LUN Base........................................................... 88
5.5.3.1.7 SAS LUN............................................................ 88
5.5.3.1.8 Cache Mode ....................................................... 89
5.5.3.1.9 Tag Queuing....................................................... 89
5.5.3.2 Create Raid30/50/60............................................... 90
5.5.3.3 Delete Volume Set .................................................. 91
5.5.3.4 Modify Volume Set .................................................. 91
5.5.3.4.1 Volume Growth................................................... 92
5.5.3.4.2 Volume Set Migration .......................................... 93
5.5.3.5 Check Volume Set................................................... 93
5.5.3.6 Stop Volume Set Check ........................................... 94
5.5.3.7 Display Volume Info. ............................................... 94
5.5.4 Physical Drives............................................................ 95
5.5.4.1 View Drive Information ........................................... 95
5.5.4.2 Create Pass-Through Disk ........................................ 96
5.5.4.3 Modify Pass-Through Disk ........................................ 96
5.5.4.4 Delete Pass-Through Disk ........................................ 97
5.5.4.5 Identify Selected Drive ............................................ 97
5.5.4.6 Identify Enclosure................................................... 98
5.5.5 Raid System Function .................................................. 98
5.5.5.1 Mute The Alert Beeper ............................................ 99
5.5.5.2 Alert Beeper Setting................................................ 99
5.5.5.3 Change Password ................................................. 100
5.5.5.4 JBOD/RAID Function ............................................. 100
5.5.5.5 Background Task Priority ....................................... 101
5.5.5.6 SATA NCQ Support................................................ 101
5.5.5.7 HDD Read Ahead Cache......................................... 102
5.5.5.8 Volume Data Read Ahead....................................... 103
5.5.5.9 Hdd Queue Depth Setting ...................................... 103
5.5.5.10 Disk Write Cache Mode ........................................ 104
5.5.5.11 Auto Activate Raid Set ......................................... 104
5.5.5.12 Capacity Truncation ............................................ 105
5.5.5.13 Update Firmware ................................................ 106
5.5.5.14 Shutdown Controller............................................ 106
5.5.5.15 Restart Controller ............................................... 107
5.5.6 More System Functions .............................................. 107
5.5.6.1 Smart Option For HDD .......................................... 108
5.5.6.2 Smart Polling Interval ........................................... 109
5.5.6.3 Hot Plugged Disk For Rebuilding ............................ 109
5.5.6.4 End Device Frame Buffering .................................. 110

5.5.7 HDD Power Management ............................................ 111
5.5.7.1 Stagger Power On................................................. 112
5.5.7.2 Time to Hdd Low Power Idle (Minutes)..................... 113
5.5.7.3 Time To Low RPM Mode (Minutes) ........................... 113
5.5.7.4 Time To Spin Down Idle Hdd (Minutes) .................... 114
5.5.8 In Band SAS Cong ................................................... 114
5.5.8.1 Inband SAS Function............................................. 115
5.5.8.2 Inband SAS Port ................................................... 115
5.5.9 Ethernet Conguration .............................................. 116
5.5.9.1 DHCP Function ..................................................... 117
5.5.9.2 Local IP Address ................................................... 117
5.5.9.3 HTTP Port Number ................................................ 118
5.5.9.4 Telnet Port Number ............................................... 119
5.5.9.5 SMTP Port Number................................................ 119
5.5.9.6 Ethernet Address .................................................. 120
5.5.10 Alert By Mail Conguration ....................................... 120
5.5.10.1 SMTP Server Conguration................................... 120
5.5.10.2 Mail Address Congurations.................................. 121
5.5.10.3 Event Notication Congurations........................... 122
5.5.11 View System Events................................................. 124
5.5.12 Clear Events Buffer .................................................. 124
5.5.13 Hardware Monitor Information................................... 124
5.5.14 System Information ................................................. 125
6. Web Browser-based Conguration ......................... 126
6.1 Web Browser McRAID Storage Manager............................. 126
6.2 Web Browser Start-up Screen ......................................... 127
6.3 Main Menu ................................................................... 127
6.4 Quick Function............................................................... 128
6.5 Raid Set Functions ......................................................... 129
6.5.1 Create a New Raid Set .............................................. 129
6.5.2 Delete Raid Set ......................................................... 130
6.5.3 Expand Raid Set........................................................ 130
6.5.4 Ofine Raid Set......................................................... 131
6.5.5 Rename Raid Set....................................................... 132
6.5.6 Activate Incomplete Raid Set ...................................... 132
6.5.7 Create Hot Spare ...................................................... 133
6.5.8 Delete Hot Spare....................................................... 134
6.5.9 Rescue Raid Set ........................................................ 134
6.6 Volume Set Functions ..................................................... 135
6.6.1 Create Volume Set (0/1/10/3/5/6) .............................. 135
6.6.2 Create Raid30/50/60 (Volume Set 30/50/60) ................ 139

6.6.3 Delete Volume Set..................................................... 139
6.6.4 Modify Volume Set..................................................... 140
6.6.4.1 Volume Growth .................................................... 141
6.6.4.2 Volume Set Migration ............................................ 141
6.6.5 Check Volume Set ..................................................... 142
6.6.6 Schedule Volume Check ............................................. 143
6.6.7 Stop Volume Check.................................................... 144
6.7 Security Function ........................................................... 144
6.7.1 Create SED RAID Set ................................................ 144
6.7.2 Delete SED RAID Set ................................................ 145
6.7.3 Delete ISE RAID Set ................................................. 146
6.7.4 Security Key Setup .................................................... 146
6.7.4.1 SED Key Management-Creation .............................. 147
6.7.4.2 SED Key Management-Modication ......................... 147
6.7.5 Import Security Key................................................... 148
6.7.6 Erase Failed Disk ....................................................... 149
6.8 Physical Drive ............................................................... 150
6.8.1 Create Pass-Through Disk........................................... 150
6.7.7 RevertSP.................................................................. 150
6.8.2 Modify a Pass-Through Disk ........................................ 151
6.8.3 Delete Pass-Through Disk ........................................... 152
6.8.4 Clone Disk................................................................ 152
6.8.4.1 Clone And Replace ................................................ 153
6.8.4.2 Clone Only .......................................................... 153
6.8.5 Abort Cloning............................................................ 153
6.8.6 Set Disk To Be Failed ................................................. 154
6.8.7 Activate Failed Disk ................................................... 154
6.8.8 Identify Enclosure ..................................................... 155
6.8.9 Identify Drive ........................................................... 155
6.9 System Controls ............................................................ 156
6.9.1 System Cong .......................................................... 156
• System Beeper Setting .................................................. 156
• Background Task Priority ................................................ 156
• JBOD/RAID Conguration ............................................... 156
• SATA NCQ Support ........................................................ 157
• HDD Read Ahead Cache ................................................. 157
• Volume Data Read Ahead ............................................... 157
• HDD Queue Depth ........................................................ 157
• Disk Write Cache Mode .................................................. 158
• Write Same For Initialization........................................... 158
• Hot Plugged Disk For Rebuilding...................................... 158
• Disk Capacity Truncation Mode........................................ 158

6.9.2 Advanced Conguration.............................................. 160
6.9.3 Hdd Power Management............................................. 166
6.9.3.1 Stagger Power On Control...................................... 166
6.9.3.2 Time To Hdd Low Power Idle .................................. 167
6.9.3.3 Time To Hdd Low RPM Mode .................................. 167
6.9.3.4 Time To Spin Down Idle HDD ................................ 167
6.9.3.5 Time To Wait HDD Spin Up ................................... 167
6.9.3.6 SATA Power Up In Standby ................................... 167
6.9.4 Ethernet Conguration .............................................. 168
6.9.5 Alert By Mail Conguration ........................................ 169
6.9.6 SNMP Conguration ................................................... 169
• SNMP Trap Congurations .............................................. 170
• SNMP System Congurations .......................................... 170
• SNMP Trap Notication Congurations.............................. 170
6.9.7 NTP Conguration ..................................................... 171
• Time Zone.................................................................... 171
• Automatic Daylight Saving ............................................. 171
6.9.8 View Events/Mute Beeper ........................................... 172
6.9.9 Generate Test Event .................................................. 173
6.9.10 Clear Events Buffer .................................................. 173
6.9.11 Modify Password...................................................... 174
6.9.12 Upgrate Firmware ................................................... 174
6.9.13 Shutdown Controller ............................................... 175
6.9.14 Restart Controller ................................................... 175
6.10 Information ................................................................. 176
6.10.1 Raid Set Hierarchy ................................................... 176
6.9.1.1 Hdd Xfer Speed .................................................... 176
6.10.2 SAS Chip Information............................................... 177
6.10.3 System Information ................................................. 178
6.10.4 Hardware Monitor .................................................... 178
Appendix A .................................................................. 179
Upgrading Flash ROM Update Process .................................... 179
Establishing the Connection for the RS-232............................. 179
Upgrade Firmware Through ANSI/VT-100 Terminal Emulation .... 180
Upgrade Firmware Through Web Browser Manager (LAN Port) ... 183
Appendix B .................................................................. 184
Battery Backup Module (ARC-6120BA-T121-12G)..................... 184
Appendix C .................................................................. 188
SNMP Operation & Denition ................................................. 188
Appendix D.................................................................. 190
Event Notication Congurations ......................................... 190

A. Device Event............................................................... 190
B. Volume Event.............................................................. 191
C. RAID Set Event ........................................................... 192
D. Hardware Monitor Event ............................................... 192
Appendix E .................................................................. 194
Self-Encrypting Disk (SED) Encryption.................................. 194
Appendix F .................................................................. 200
RAID Concept ..................................................................... 200
RAID Set .......................................................................... 200
Volume Set....................................................................... 200
Easy of Use Features.......................................................... 201
• Instant Availability/Background ...................................... 201
• Online Array Roaming/Ofine RAID set............................. 201
• Online Capacity Expansion.............................................. 201
• Online RAID Level and Stripe Size Migration ..................... 202
High availability................................................................. 203
• Global/Dedicated Hot Spares .......................................... 203
• Hot-Swap Disk Drive Support.......................................... 203
• Hot-Swap Disk Rebuild................................................... 204
Understanding RAID .......................................................... 204
• RAID 0 ........................................................................ 204
•RAID 1 ........................................................................ 205
• RAID 10(1E)................................................................. 206
• RAID 3 ........................................................................ 206
• RAID 5 ........................................................................ 207
• RAID 6 ........................................................................ 207
• RAID x0....................................................................... 208
• JBOD........................................................................... 209
• Single Disk (Pass-Through Disk)...................................... 209
Summary of RAID Levels .................................................... 209