Dell PowerVault MD3200i - Planning: Understanding Your Storage Array

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Planning: About Your Storage Array

Overview

The MD3200i Series storage array is designed for high availability, offering

redundant access to data storage. It features support for both single and dual

RAID controller configuration.

The Dell PowerVault MD3200i storage array provides 1.0-Gbps 1000 BaseT

connectivity to the host server and enables access to 32 physical hosts.

The MD3200i Series storage array includes:

• RAID controller module(s)

•PSU/Fan modules

• Disk drives (also called physical disk drives in this document)

• A front bezel (optional)

• A system enclosure, into which, the other components are plugged

book.book Page 23 Saturday, September 24, 2011 9:06 AM

Main Page

Default Chapter3
- Table of Contents3
1 Introduction19
- About this Document19
- Inside the Box of the Dell Powervault Md3200I Series Storage Array19
- Other Information You May Need20
2 Planning: about Your Storage Array23
- Overview23
- Hardware Features24
  - Front-Panel Features and Indicators24
  - Back Panel Features and Indicators27
- Hard-Drive Indicator Patterns28
- Power Supply and Cooling Fan Features29
- Power Indicator Codes and Features30
3 Planning: RAID Controller Modules31
- RAID Controller Modules31
- RAID Controller Module Connectors and Features32
- RAID Controller Module-Additional Features34
4 Planning: Md3200I Series Storage37
- Array Terms and Concepts37
- Disk Group Operations45
- RAID Background Operations Priority47
- Virtual Disk Migration and Disk Roaming48
  - Disk Migration48
  - Disk Roaming50
- Advanced Features50
- Multi-Path Software54
  - Preferred and Alternate Controllers and Paths55
  - Virtual Disk Ownership55
- Load Balancing56
- Monitoring Md3200I Series System Performance57
5 Configuration: Overview61
- User Interface61
  - Enterprise Management Window62
  - Array Management Window63
6 Configuration: about Your Storage Array65
- Out-Of-Band and In-Band Management65
- Storage Arrays66
- Configuring Alert Notifications76
  - Configuring E-Mail Alerts76
    - Configuring E-Mail Alerts77
    - To Ensure E-Mail Is Sent Successfully78
  - Configuring SNMP Alerts79
- Battery Settings80
  - Setting the Storage Array RAID Controller Module Clocks81
7 Configuration: Using Iscsi83
- Changing the Iscsi Target Authentication83
- Entering Mutual Authentication Permissions84
- Creating CHAP Secrets84
- Changing the Iscsi Target Identification86
- Changing the Iscsi Target Discovery Settings86
- Configuring the Iscsi Host Ports87
- Advanced Iscsi Host Ports Settings89
- Viewing or Ending an Iscsi Session90
- Viewing Iscsi Statistics and Setting Baseline Statistics91
- Edit, Remove, or Rename Host Topology92
8 Configuration: Event Monitor93
- Enabling or Disabling the Event Monitor93
  - Windows94
  - Linux94
9 Configuration: about Your Host95
- Configuring Host Access95
- Using the Mappings Tab96
  - Defining a Host96
  - Click Next97
- Removing Host Access98
- Managing Host Groups98
- I/O Data Path Protection102
- Managing Host Port Identifiers103
10 Configuration: Disk Groups and Virtual Disks105
- Creating Disk Groups and Virtual Disks105
- Choosing an Appropriate Physical Disk Type115
- Physical Disk Security with Self Encrypting Disk115
- Configuring Hot Spare Physical Disks123
- Enclosure Loss Protection126
- Host-To-Virtual Disk Mapping128
- Restricted Mappings136
  - Changing the RAID Controller Module Ownership of a Virtual Disk or a Disk Group137
- Changing the RAID Level of a Disk Group139
- Storage Partitioning140
- Disk Group and Virtual Disk Expansion141
- Disk Group Migration143
  - Export Disk Group143
  - Exporting a Disk Group143
- Import Disk Group144
  - Importing a Disk Group144
- Storage Array Media Scan145
  - Changing Media Scan Settings146
  - Suspending the Media Scan147
11 Configuration: Premium Feature-Snapshot Virtual Disks149
- Scheduling a Snapshot Virtual Disk150
- Creating a Snapshot Virtual Disk Using the Simple Path152
  - About the Simple Path153
  - Preparing Host Servers to Create the Snapshot Using the Simple Path153
- Creating a Snapshot Virtual Disk Using the Advanced Path156
- Specifying Snapshot Virtual Disk Names161
- Snapshot Repository Capacity162
- Disabling a Snapshot Virtual Disk165
  - Preparing Host Servers to Re-Create a Snapshot Virtual Disk166
- Re-Creating Snapshot Virtual Disks167
- Snapshot Rollback167
12 Configuration: Premium Feature-Virtual Disk Copy173
- Types of Virtual Disk Copies174
  - Offline Copy174
- Online Copy175
- Creating a Virtual Disk Copy for an MSCS Shared Disk176
- Virtual Disk Read/Write Permissions176
- Virtual Disk Copy Restrictions177
- Creating a Virtual Disk Copy178
- Preferred RAID Controller Module Ownership180
- Failed RAID Controller Module180
- Copy Manager180
- Copying the Virtual Disk180
- Storage Array Performance During Virtual Disk Copy182
- Setting Copy Priority182
- Stopping a Virtual Disk Copy183
- Recopying a Virtual Disk183
  - Preparing Host Servers to Recopy a Virtual Disk184
  - Re-Copying a Virtual Disk185
- Removing Copy Pairs186
13 Configuration: Premium Feature187
- High-Performance-Tier187
14 Configuration: Device Mapper189
- Multipath for Linux189
15 Management: Firmware Downloads201
- Downloading RAID Controller and NVSRAM Packages201
- Downloading both RAID Controller and NVSRAM Firmware202
- Downloading Only NVSRAM Firmware204
- Downloading Physical Disk Firmware206
- To Download Physical Disk Firmware207
- Downloading MD1200 Series Expansion Module EMM Firmware208
- Self-Monitoring Analysis and Reporting Technology (SMART)210
- Media Errors and Unreadable Sectors210
16 Management: Installing Array211
- Components211
17 Management: Firmware Inventory235
- Viewing the Firmware Inventory235
18 Management: System Interfaces237
- Microsoft Services237
  - Virtual Disk Service237
  - Volume Shadow-Copy Service237
19 Troubleshooting: Your Storage239
- Array Software239
- Collecting the Physical Disk Data244
- Event Log244
- Recovery Guru245
- Storage Array Profile246
- Viewing the Logical Associations247
- Viewing the Physical Associations248
- Finding Nodes248
- Using Go to250
- Recovering from an Unresponsive Storage Array Condition251
- Locating a Physical Disk253
- Locating an Expansion Enclosure255
- Capturing the State Information256
- Smrepassist Utility257
- Unidentified Devices258
- Recovering from an Unidentified Storage Array258
- Starting or Restarting the Host Context Agent Software260
20 Troubleshooting: Your Array263
- Safety First-For You and Your Array263
- Troubleshooting Storage Array Startup Failure263
- Troubleshooting Loss of Communication263
- Troubleshooting External Connections263
- Troubleshooting Power Supply/Cooling Fan Module264
- Troubleshooting Array Cooling Problems265
- Troubleshooting Expansion Enclosure Management Modules265
- Troubleshooting RAID Controller Modules267
- Troubleshooting Hard Drives268
- Troubleshooting Array and Expansion Enclosure Connections269
- Troubleshooting a Wet Storage Array269
- Troubleshooting a Damaged Array270
- Troubleshooting RAID Controller Modules271
21 Getting Help273
- Contacting Dell273
Index275

Dell PowerVault MD3200i - Planning: Understanding Your Storage Array

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