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PowerVault MD3620i
Dell PowerVault MD3620i User Manual
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28
Planning: About Y
our Storage Array
Hard-Drive Indicator Patterns
Figure 2-5.
Hard Drive Indicators
1
hard-drive activity indicator (green)
2
hard-drive status indicator (green
and amber)
1
2
book
.boo
k Page
28 Tu
es
day, Septem
ber
27, 20
11 3
:
13
PM
27
29
Table of Contents
Default Chapter
3
Table of Contents
3
1 Introduction
19
About this Document
19
Inside the Box of the Dell Powervault Md3600I Series Storage Array
19
Md3600I Series Storage Array
20
Dell Powervault Modular Disk Storage Manager
20
Dell Powervault Modular Disk Configuration Utility
20
Other Information You May Need
21
2 Planning: about Your Storage Array
23
Overview
23
Hardware Features
24
Front-Panel Features and Indicators
24
Back-Panel Features and Indicators
27
Hard-Drive Indicator Patterns
28
Power Supply and Cooling Fan Features
29
Power Indicator Codes and Features
30
3 Planning: RAID Controller Modules
31
RAID Controller Modules
31
RAID Controller Module Connectors and Features
32
RAID Controller Module-Additional Features
34
Battery Backup Unit
34
Storage Array Thermal Shutdown
34
System Password Reset
35
Cache Functions and Features
35
Cache Mirroring
35
Write-Back Cache
35
Write-Through Cache
36
4 Planning: Md3600I Series Storage
37
Array Terms and Concepts
37
Physical Disks, Virtual Disks, and Disk Groups
37
Physical Disks
38
Physical Disk States
38
Self-Monitoring Analysis and Reporting Technology
39
Virtual Disks and Disk Groups
39
Virtual Disk States
40
RAID Levels
41
RAID Level Usage
41
Segment Size
43
Virtual Disk Operations
43
Virtual Disk Initialization
43
Consistency Check
44
Media Verification
44
Cycle Time
44
Virtual Disk Operations Limit
45
Disk Group Operations
45
RAID Level Migration
45
Segment Size Migration
46
Virtual Disk Capacity Expansion
46
Disk Group Expansion
46
Disk Group Defragmentation
47
Disk Group Operations Limit
47
RAID Background Operations Priority
47
Virtual Disk Migration and Disk Roaming
48
Disk Migration
48
Disk Roaming
50
Host Server-To-Virtual Disk Mapping
50
Host Types
51
Advanced Features
51
Snapshot Virtual Disks
51
Snapshot Repository Virtual Disk
52
Virtual Disk Copy
52
Virtual Disk Recovery
53
Using Snapshot and Disk Copy Together
54
Multi-Path Software
54
Preferred and Alternate Controllers and Paths
54
Virtual Disk Ownership
55
Load Balancing
56
Monitoring Md3600I Series System Performance
57
5 Configuration: Overview
61
User Interface
61
Enterprise Management Window
62
Array Management Window
63
6 Configuration: about Your Storage Array
67
Out-Of-Band and In-Band Management
67
Storage Arrays
68
Adding Storage Arrays
68
Setting up Your Storage Array
70
Locating Storage Arrays
72
Naming or Renaming Storage Arrays
72
Setting a Password
73
Viewing Storage Array Connections
75
Adding/Editing a Comment to an Existing Storage Array
75
Removing Storage Arrays
76
Enabling Premium Features
76
Displaying Failover Alert
77
Changing the Cache Settings on the Storage Array
77
Changing Expansion Enclosure ID Numbers
78
Changing the Enclosure Order in the Physical Pane
78
Configuring Alert Notifications
79
Configuring E-Mail Alerts
79
Configuring SNMP Alerts
82
Battery Settings
83
Setting the Storage Array RAID Controller Module Clocks
84
7 Configuration: Using Iscsi
87
Changing the Iscsi Target Authentication
87
Entering Mutual Authentication Permissions
88
Creating CHAP Secrets
88
Initiator CHAP Secret
89
Target CHAP Secret
89
Valid Characters for CHAP Secrets
89
Changing the Iscsi Target Identification
90
Changing the Iscsi Target Discovery Settings
90
Configuring the Iscsi Host Ports
91
Advanced Iscsi Host Ports Settings
93
Viewing or Ending an Iscsi Session
94
Viewing Iscsi Statistics and Setting Baseline Statistics
95
Edit, Remove, or Rename Host Topology
96
8 Configuration: Event Monitor
97
Enabling or Disabling the Event Monitor
98
Windows
98
Linux
98
9 Configuration: about Your Host
99
Configuring Host Access
99
Using the Mappings Tab
100
Defining a Host
101
Removing Host Access
102
Managing Host Groups
103
Creating a Host Group
103
Moving a Host to a Different Host Group
104
Removing a Host Group
105
Host Topology
105
Starting or Stopping the Host Context Agent
106
I/O Data Path Protection
107
Managing Host Port Identifiers
108
10 Configuration: Disk Groups and Virtual Disks
111
Creating Disk Groups and Virtual Disks
111
Creating Disk Groups
112
Locating a Disk Group
114
Creating Virtual Disks
114
Changing the Virtual Disk Modification Priority
116
Changing the Virtual Disk Cache Settings
117
Changing the Segment Size of a Virtual Disk
119
Changing the I/O Type
120
Choosing an Appropriate Physical Disk Type
121
Physical Disk Security with Self Encrypting Disk
121
Creating a Security Key
124
Changing a Security Key
126
Saving a Security Key
128
Validate Security Key
129
Unlocking Secure Physical Disks
129
Erasing Secure Physical Disks
130
Configuring Hot Spare Physical Disks
130
Hot Spares and Rebuild
132
Global Hot Spares
132
Hot Spare Operation
133
Hot Spare Drive Protection
133
Enclosure Loss Protection
134
Host-To-Virtual Disk Mapping
135
Creating Host-To-Virtual Disk Mappings
136
Modifying and Removing Host-To-Virtual Disk Mapping
137
Changing Controller Ownership of the Virtual Disk
138
Removing Host-To-Virtual Disk Mapping
139
Changing the RAID Controller Module Ownership of a Disk Group
139
Changing the RAID Level of a Disk Group
141
Removing a Host-To-Virtual Disk Mapping Using Linux DMMP
141
Restricted Mappings
143
Changing the RAID Controller Module Ownership of a Virtual Disk or a Disk Group
144
Changing the RAID Level of a Disk Group
146
Storage Partitioning
147
Disk Group and Virtual Disk Expansion
148
Disk Group Expansion
148
Virtual Disk Expansion
149
Using Free Capacity
149
Using Unconfigured Capacity
149
Disk Group Migration
150
Export Disk Group
150
Exporting a Disk Group
151
Import Disk Group
151
Importing a Disk Group
151
Storage Array Media Scan
152
Changing Media Scan Settings
153
Suspending the Media Scan
154
11 Configuration: Premium Feature
155
Snapshot Virtual Disks
155
Scheduling a Snapshot Virtual Disk
157
Common Reasons for Scheduling a Snapshot Virtual Disk
157
Guidelines for Creating Snapshot Schedules
158
Enabling and Disabling Snapshot Schedules
158
Creating a Snapshot Virtual Disk Using the Simple Path
159
About the Simple Path
159
Preparing Host Servers to Create the Snapshot Using the Simple Path
160
Creating a Snapshot Virtual Disk Using the Advanced Path
162
About the Advanced Path
162
Preparing Host Servers to Create the Snapshot Using the Advanced Path
164
Creating the Snapshot Using the Advanced Path
166
Specifying Snapshot Virtual Disk Names
167
Snapshot Repository Capacity
169
Disabling a Snapshot Virtual Disk
172
Preparing Host Servers to Re-Create a Snapshot Virtual Disk
172
Re-Creating Snapshot Virtual Disks
173
Snapshot Rollback
174
Rules and Guidelines for Performing a Snapshot Rollback
174
Protecting against a Failed Snapshot Rollback
176
Previous Versions of the MD Storage Manager
176
Starting a Snapshot Rollback
176
Resuming a Snapshot Rollback
177
Canceling a Snapshot Rollback
177
12 Configuration: Premium Feature
179
Virtual Disk Copy
179
Types of Virtual Disk Copies
180
Offline Copy
180
Online Copy
181
Creating a Virtual Disk Copy for an MSCS Shared Disk
182
Virtual Disk Read/Write Permissions
182
Virtual Disk Copy Restrictions
183
Creating a Virtual Disk Copy
184
Before You Begin
184
Virtual Disk Copy and Modification Operations
185
Create Copy Wizard
185
Failed Virtual Disk Copy
185
Preferred RAID Controller Module Ownership
186
Failed RAID Controller Module
186
Copy Manager
186
Copying the Virtual Disk
186
Storage Array Performance During Virtual Disk Copy
188
Setting Copy Priority
188
Stopping a Virtual Disk Copy
189
Recopying a Virtual Disk
190
Preparing Host Servers to Recopy a Virtual Disk
190
Re-Copying the Virtual Disk
191
Removing Copy Pairs
192
13 Configuration: Premium Feature
193
High-Performance-Tier
193
14 Configuration: Device Mapper
195
Multipath for Linux
195
Overview
195
Using DM Multipathing Devices
196
Prerequisites
196
Device Mapper Configuration Steps
197
Linux Host Server Reboot Best Practices
202
Important Information about Special Partitions
203
Limitations and Known Issues
204
Troubleshooting
205
15 Management: Firmware Downloads
207
Downloading RAID Controller and NVSRAM Packages
207
Downloading both RAID Controller and NVSRAM Firmware
208
Downloading Only NVSRAM Firmware
211
Downloading Physical Disk Firmware
213
Downloading MD1200 Series Expansion Module EMM Firmware
215
Self-Monitoring Analysis and Reporting Technology (SMART)
216
Media Errors and Unreadable Sectors
216
16 Management: Installing Array Components
219
Recommended Tools
219
Front Bezel (Optional)
220
Removing the Front Bezel
220
Installing the Front Bezel
220
Hard Drives
221
Removing a Hard-Drive Blank
221
Installing a Hard-Drive Blank
222
Removing a Hard Drive
222
Installing a Hard Drive
224
Removing a Hard Drive from a Hard-Drive Carrier
225
Installing a Hard Drive into a Hard-Drive Carrier
227
RAID Controller Module
227
Removing a RAID Controller Module Blank
227
Installing a RAID Controller Module Blank
228
Removing a RAID Controller Module
229
Installing a RAID Controller Module
230
Opening the RAID Controller Module
230
Closing the RAID Controller Module
231
RAID Controller Module Backup Battery Unit
232
Removing the RAID Controller Module Backup Battery Unit
232
Installing the RAID Controller Module Backup Battery Unit
233
Power Supply/Cooling Fan Module
234
Removing a Power Supply/Cooling Fan Module
234
Installing a Power Supply/Cooling Fan Module
236
Control Panel
237
Removing the Control Panel
237
Installing the Control Panel
238
Backplane
239
Removing the Backplane
239
Installing the Backplane
242
17 Management: Firmware Inventory
243
Viewing the Firmware Inventory
243
18 Management: System Interfaces
245
Microsoft Services
245
Virtual Disk Service
245
Volume Shadow-Copy Service
245
19 Troubleshooting: Your Storage
247
Array Software
247
Start-Up Routine
247
Device Health Conditions
247
Storage Array Support Data
251
Automatically Collect the Support Bundle Data
251
Retrieving Trace Buffers
252
Collecting Physical Disk Data
254
Event Log
255
Recovery Guru
256
Storage Array Profile
256
Viewing the Logical Associations
258
Viewing the Physical Associations
258
Finding Nodes
259
Using Go to
260
Recovering from an Unresponsive Storage Array Condition
261
Locating a Physical Disk
264
Locating an Expansion Enclosure
265
Capturing the State Information
266
Smrepassist Utility
267
Unidentified Devices
268
Recovering from an Unidentified Storage Array
268
Starting or Restarting the Host Context Agent Software
271
20 Troubleshooting: Your Array
273
Safety First-For You and Your Array
273
Troubleshooting Storage Array Startup Failure
273
Troubleshooting Loss of Communication
273
Troubleshooting External Connections
273
Troubleshooting Power Supply/Cooling Fan Module
274
Troubleshooting Array Cooling Problems
275
Troubleshooting Expansion Enclosure Management Modules
275
Troubleshooting RAID Controller Modules
276
Troubleshooting Hard Drives
278
Troubleshooting Array and Expansion Enclosure Connections
279
Troubleshooting a Wet Storage Array
279
Troubleshooting a Damaged Array
280
Troubleshooting RAID Controller Modules
281
Conditions
281
Invalid Storage Array
281
ECC Errors
281
PCI Errors
282
Critical Conditions
282
Noncritical Conditions
282
21 Getting Help
283
Contacting Dell
283
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Dell PowerVault MD3620i Specifications
General
Brand
Dell
Model
PowerVault MD3620i
Category
Storage
Language
English
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