Dell PowerVault MD3000i User manual

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Dell™ PowerVault™ Modular Disk
Storage Manager User’s Guide

Notes and Notices
NOTE: A NOTE indicates important information that helps you make better use of
your computer.
NOTICE: A NOTICE indicates either potential damage to hardware or loss of data
and tells you how to avoid the problem.
____________________
Information in this document is subject to change without notice.
© 2008 Dell Inc. All rights reserved.
Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc.
is strictly forbidden.
Trademarks used in this text: Dell, the DELL logo, PowerEdge and PowerVault are trademarks of Dell
Inc.; Microsoft,Windows,Windows Server,MS-DOS, and Internet Explorer are either trademarks or
registered trademarks of Microsoft Corporation in the United States and/or other countries. Red Hat
and Red Hat Enterprise Linux are registered trademarks of Red Hat, Inc. SUSE is a registered trademark
of Novell Inc.
Other trademarks and trade names may be used in this document to refer to either the entities claiming
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trade names other than its own.
September 2008

Contents 3
Contents
1 About This Guide . . . . . . . . . . . . . . . . . . . 11
User Interface . . . . . . . . . . . . . . . . . . . . . . 11
Summary Tab . . . . . . . . . . . . . . . . . . . . 12
Configure Tab . . . . . . . . . . . . . . . . . . . 12
Modify Tab . . . . . . . . . . . . . . . . . . . . . 12
Tools Tab . . . . . . . . . . . . . . . . . . . . . . 13
iSCSI Tab . . . . . . . . . . . . . . . . . . . . . . 13
Support Tab . . . . . . . . . . . . . . . . . . . . 13
Other Information You May Need . . . . . . . . . . . . 14
2 About Your Storage Array . . . . . . . . . . . . 15
Access Virtual Disk . . . . . . . . . . . . . . . . . . . 15
Out-of-Band and In-Band Management . . . . . . . . 16
Adding Storage Arrays . . . . . . . . . . . . . . . . . 17
Automatic Discovery of Storage Arrays . . . . . . 17
Manual Addition of a Storage Array . . . . . . . . 17
Naming Storage Arrays . . . . . . . . . . . . . . . . . 18
Removing Storage Arrays . . . . . . . . . . . . . . . . 18
Setting Up Your Storage Array . . . . . . . . . . . . . 19
Storage Array Support Data . . . . . . . . . . . . . . . 21

4Contents
Setting a Password . . . . . . . . . . . . . . . . . . . 21
Password Guidelines . . . . . . . . . . . . . . . . 22
Resetting a Password . . . . . . . . . . . . . . . . . . 22
Connecting the Serial Cable . . . . . . . . . . . . 22
System Setup for Password Reset . . . . . . . . . 23
Reset Password . . . . . . . . . . . . . . . . . . 24
Changing Expansion Enclosure ID Numbers . . . . . . 25
Configuring Alert Notifications . . . . . . . . . . . . . 25
Configuring E-mail Alerts . . . . . . . . . . . . . . 25
Configuring SNMP Alerts . . . . . . . . . . . . . 27
Battery Settings . . . . . . . . . . . . . . . . . . . . . 28
Starting or Restarting the Host-Agent Software
in Windows . . . . . . . . . . . . . . . . . . . . . . . 28
Starting or Restarting the Host-Agent Software
in Linux . . . . . . . . . . . . . . . . . . . . . . . . . . 29
3 Using iSCSI . . . . . . . . . . . . . . . . . . . . . . . 31
Using the iSCSI Tab . . . . . . . . . . . . . . . . . . . 31
Changing the iSCSI Target Authentication . . . . . . . 32
Entering Mutual Authentication Permissions . . . . . 32
Creating CHAP Secrets . . . . . . . . . . . . . . . 32
Changing the iSCSI Target Identification . . . . . . . . 34
Changing the iSCSI Target Discovery (Optional) . . . . 34
Configuring the MD3000i iSCSI Host Ports . . . . . . . 35
Advanced iSCSI Host Ports Settings . . . . . . . . 35

Contents 5
Viewing or Ending an iSCSI Session . . . . . . . . . . 36
Viewing iSCSI Statistics and Setting Baseline
Statistics . . . . . . . . . . . . . . . . . . . . . . . . . 37
Edit, Remove, or Rename Host Topology . . . . . . . . 38
4 Event Monitor . . . . . . . . . . . . . . . . . . . . . 41
Enabling the Event Monitor . . . . . . . . . . . . . . . 41
Disabling the Event Monitor . . . . . . . . . . . . . . 42
5 About Your Host . . . . . . . . . . . . . . . . . . . 43
Configuring Host Access . . . . . . . . . . . . . . . . 43
Automatic Configuration . . . . . . . . . . . . . . 44
Manual Configuration (using SAS HBA) . . . . . . 44
Manual Configuration (using iSCSI) . . . . . . . . 45
Removing Host Access . . . . . . . . . . . . . . 46
Host Groups . . . . . . . . . . . . . . . . . . . . . . . 47
Creating a Host Group . . . . . . . . . . . . . . . 47
Adding a Host to a Host Group . . . . . . . . . . . 47
Removing a Host From a Host Group . . . . . . . 48
Moving a Host to a Different Host Group . . . . . 48
Removing a Host Group . . . . . . . . . . . . . . 49
Host Topology . . . . . . . . . . . . . . . . . . . . . . 49
Host Context Agent . . . . . . . . . . . . . . . . . 50
I/O Data Path Protection . . . . . . . . . . . . . . . . 51

6Contents
6 Disk Groups and Virtual Disks . . . . . . . . . 53
Creating Disk Groups and Virtual Disks . . . . . . . . 54
Automatic Configuration . . . . . . . . . . . . . . 55
Manual Configuration . . . . . . . . . . . . . . . 55
Hot Spare Drive Protection . . . . . . . . . . . . . . . 58
Automatically Configuring Hot Spares . . . . . . . 58
Manually Configuring Hot Spares . . . . . . . . . 59
Host-to-Virtual Disk Mapping . . . . . . . . . . . . . . 60
Creating Host-to-Virtual Disk Mappings . . . . . . 60
Modifying and Removing Host-to-Virtual
Disk Mapping . . . . . . . . . . . . . . . . . . . . 60
Changing Controller Ownership of the
Virtual Disk . . . . . . . . . . . . . . . . . . . . . 61
Storage Partitioning . . . . . . . . . . . . . . . . . . . 61
Disk Group and Virtual Disk Expansion . . . . . . . . . 62
Disk Group Expansion . . . . . . . . . . . . . . . 62
Virtual Disk Expansion . . . . . . . . . . . . . . . 62
Disk Group Migration . . . . . . . . . . . . . . . . . . 63
Export Disk Group . . . . . . . . . . . . . . . . . 63
Import Disk Group . . . . . . . . . . . . . . . . . 64
Storage Array Media Scan . . . . . . . . . . . . . . . 65
Changing Media Scan Settings . . . . . . . . . . 66
Suspending the Media Scan . . . . . . . . . . . . 66
Microsoft Services . . . . . . . . . . . . . . . . . . . 67
Virtual Disk Service . . . . . . . . . . . . . . . . . 67
Volume Shadow-Copy Service . . . . . . . . . . . 67

Contents 7
7 Premium Feature—Snapshot Virtual
Disks . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Creating a Snapshot Virtual Disk Using the
Simple Path . . . . . . . . . . . . . . . . . . . . . . . 70
About the Simple Path . . . . . . . . . . . . . . . 71
Preparing Host Servers to Create the Snapshot
Using the Simple Path . . . . . . . . . . . . . . . 71
Creating the Snapshot Using the Simple
Path . . . . . . . . . . . . . . . . . . . . . . . . . 73
Creating a Snapshot Virtual Disk Using the
Advanced Path . . . . . . . . . . . . . . . . . . . . . 75
About the Advanced Path . . . . . . . . . . . . . 75
Preparing Host Servers to Create the Snapshot
Using the Advanced Path . . . . . . . . . . . . . 76
Creating the Snapshot Using the Advanced
Path . . . . . . . . . . . . . . . . . . . . . . . . . 78
Specifying Snapshot Virtual Disk Names . . . . . . . 80
Snapshot Repository Capacity . . . . . . . . . . . . . 81
Re-creating Snapshot Virtual Disks . . . . . . . . . . 82
Disabling a Snapshot Virtual Disk . . . . . . . . . 82
Preparing Host Servers to Re-create a
Snapshot Virtual Disk . . . . . . . . . . . . . . . 83
Re-creating a Snapshot Virtual Disk . . . . . . . . 84
8 Premium Feature—Virtual Disk Copy . . . 85
Creating a Virtual Disk Copy for an MSCS
Shared Disk . . . . . . . . . . . . . . . . . . . . . . . 86
Virtual Disk Read/Write Permissions . . . . . . . . . . 87
Virtual Disk Copy Restrictions . . . . . . . . . . . . . 88

8Contents
Creating a Virtual Disk Copy . . . . . . . . . . . . . . 89
Preparing Host Servers to Create a Virtual
Disk Copy . . . . . . . . . . . . . . . . . . . . . . 89
Copying the Virtual Disk . . . . . . . . . . . . . . 90
Storage Array Performance During Virtual
Disk Copy . . . . . . . . . . . . . . . . . . . . . . . . 91
Setting Copy Priority . . . . . . . . . . . . . . . . 91
Stopping a Virtual Disk Copy . . . . . . . . . . . . . . 92
Recopying a Virtual Disk . . . . . . . . . . . . . . . . 92
Preparing Host Servers to Recopy a
Virtual Disk . . . . . . . . . . . . . . . . . . . . . 93
Recopying the Virtual Disk . . . . . . . . . . . . . 94
Removing Copy Pairs . . . . . . . . . . . . . . . . . . 95
9 Premium Feature—32 Partitions . . . . . . . 97
10 Firmware Downloads . . . . . . . . . . . . . . . . 99
Downloading RAID Controller and NVSRAM
Packages . . . . . . . . . . . . . . . . . . . . . . . . 99
Downloading Both RAID Controller and
NVSRAM Firmware . . . . . . . . . . . . . . . . . 100
Downloading Only NVSRAM Firmware . . . . . . 101
Downloading Non-redundant MSCS
NVSRAM Firmware . . . . . . . . . . . . . . . . . 101
Downloading Physical Disk Firmware . . . . . . . . . 102
Downloading EMM Firmware . . . . . . . . . . . . . . 103
Firmware Upgrade to 07.xx . . . . . . . . . . . . . . . 103

Contents 9
11 Troubleshooting Problems . . . . . . . . . . 107
Recovery Guru . . . . . . . . . . . . . . . . . . . . . . 107
Storage Array Profile . . . . . . . . . . . . . . . . . . 107
Device Health Conditions . . . . . . . . . . . . . . . . 107
SMrepassist Utility . . . . . . . . . . . . . . . . . . . 108
Support Information Package . . . . . . . . . . . . . . 109
Unidentified Devices . . . . . . . . . . . . . . . . . . 110
Recovering from an Unidentified Storage Array . . . . 110
A Enclosure Hardware Replacement,
Maintenance, and Configuration
Considerations . . . . . . . . . . . . . . . . . . . 113
Removing and Inserting Enclosure Management
Modules on Attached Expansion Enclosures . . . . . 113
Removing an EMM from the Expansion
Enclosure . . . . . . . . . . . . . . . . . . . . . . 113
Inserting an EMM into an Expansion
Enclosure . . . . . . . . . . . . . . . . . . . . . . 113
Removing and Inserting Physical Disks . . . . . . . . 114
MD3000 Maintenance Considerations . . . . . . . . . 114
MD3000 Cluster Configuration Guidelines for
Standalone Host Servers . . . . . . . . . . . . . . . . 115
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117

10 Contents