Specify Virtual Disk Parameters window is displayed | Dell MD3200

6In the Capacity allocation area, select:

•Free capacity on same disk group as base (recommended)

•Free capacity on different disk group

•Unconfigured capacity (create new disk group)

7Enter the snapshot repository virtual disks capacity as a percentage of the source virtual disks capacity and click Next.

The Specify Virtual Disk Parameters window is displayed.

8In the Snapshot virtual disk parameters area, select the relevant mapping option, you can select:

•Automatic

•Map later with Storage Partition

9In the Snapshot repository virtual disk parameters area, enter the system behavior when:

•The snapshot repository virtual disk is full to the selected percentage level.

•The snapshot repository virtual disk is full.

10Click Next.

The Preview window containing the summary of the snapshot virtual disk is displayed.

11Click Finish.

The Completed window is displayed.

12Click OK.

13In the Mappings tab, assign mappings between the snapshot virtual disk and the host that accesses the snapshot virtual disk.

14To register the snapshot virtual disk with the host operating system, run the host-based hot_add utility.

15To associate the mapping between the storage array name and the virtual disk name, run the host-based SMdevices utility.

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Configuration: Premium Feature—Snapshot Virtual Disks

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Dell MD3200, MD3220 owner manual Specify Virtual Disk Parameters window is displayed, 144

Contents

Dell PowerVault MD3200 and MD3220 Storage Arrays May Contents Cache Functions and Features Planning MD3200 Series Storage Array Terms and Concepts Virtual Disk Operations Limit Configuring Alert Notifications Out-of-Band and In-Band Management Enabling or Disabling the Event Monitor Managing Host Port Identifiers Configuring Hot Spare Physical Disks Physical Disk Security with Self EncryptingHost-to-Virtual Disk Mapping Creating a Snapshot Virtual Disk Using Snapshot Using the Simple Path 137122 125 145 Re-creating a Snapshot Virtual Disk 152Creating a Virtual Disk Copy for an Mscs 154 Using DM Multipathing Devices 168 159160 161 Media Errors and Unreadable Sectors 187 Downloading RAID Controller and Nvsram177 178 Power Supply/Cooling Fan Module 204 197202 206 Recovering From an Unresponsive Storage 229 217Storage Array Support Data 220 221 Safety First-For you and Your Array Troubleshooting Storage Array Startup FailureTroubleshooting Loss of Communication Troubleshooting External Connections 253 Introduction About This Document Dell PowerVault MD3200 Series Storage Array Dell PowerVault Modular Disk Storage Manager Other Information you May Need Introduction Planning About Your Storage Array Overview Hardware Features Front-Panel Features and Indicators Planning About Your Storage Array Item Indicator, Button, or Icon Description Connector Back Panel Features and Indicators Hard-Drive Indicator Patterns Hard Drive Indicators Power Supply and Cooling Fan Features Drive-Status Indicator Pattern Condition Power Indicator Codes Power Indicator Codes Item LED Type Icon Description Planning RAID Controller Modules RAID Controller Modules RAID Controller Module Connectors and Features Function Item Component Function RAID Controller Module-Additional Features Battery Backup UnitComponent Function System Password Reset Storage Array Thermal ShutdownShutdown Threshold Type Event Description Cache Functions and Features Cache MirroringWrite-Back Cache Write-Through Cache Planning MD3200 Series Storage Array Terms and Concepts Physical Disks, Virtual Disks, and Disk Groups Physical Disks Physical Disk States Self-Monitoring Analysis and Reporting Technology Virtual Disks and Disk Groups RAID Levels Virtual Disk StatesRAID Controller Virtual Disk States Description RAID Level Usage RAID RAID Segment Size Virtual Disk OperationsVirtual Disk Initialization Background Initialization Consistency Check Media VerificationCycle Time Disk Group Operations Virtual Disk Operations LimitRAID Level Migration Segment Size Migration Virtual Disk Capacity Expansion Disk Group Expansion RAID Background Operations Priority Disk Group DefragmentationDisk Group Operations Limit Virtual Disk Migration and Disk Roaming Disk Migration Planning MD3200 Series Storage Array Terms and Concepts Advanced Features Disk Roaming Host Server-to-Virtual Disk Mapping Host TypesSnapshot Virtual Disks Snapshot Repository Virtual Disk Virtual Disk Recovery Virtual Disk CopySource Virtual Disk Target Virtual Disk Using Snapshot and Disk Copy Together Multi-Path Software Preferred and Alternate Controllers and Paths Virtual Disk Ownership Load Balancing Monitoring MD3200 Series System Performance Performance Monitor Table Description Column Headings For more information, see the online help topics Planning MD3200 Series Storage Array Terms and Concepts Configuration Overview User Interface Enterprise Management Window Inheriting the System Settings Select Tools→ Inherit System SettingsSelect Inherit system settings for color and font Array Management Window Configuration Overview Configuration About Your Storage Array Out-of-Band and In-Band ManagementOut-of-Band Management Storage Arrays Adding Storage ArraysIn-Band Management Automatic Discovery of Storage Arrays Manual Addition of a Storage ArraySelect Edit→ Add Storage Array Setting Up Your Storage Array Locating Storage Arrays AMW, select Storage Array→ Blink→ Storage Array Naming or Renaming Storage Arrays Name/Rename Storage Arrays dialog appears Setting a Password PasswordType the New password Password Guidelines Viewing Storage Array Connections Adding/Editing a Comment to an Existing Storage Array Removing Storage ArraysSelect Edit→ Comment Select Edit→ Remove→ Storage Array Enabling Premium Features Failover Alert Display Changing the Cache Settings on the Storage Array Changing Expansion Enclosure ID NumberChanging the Enclosure Order in the Physical Pane Configuring Alert Notifications Select Configure AlertsAMW, select Storage Array→ Change→ Enclosure Order Select All storage arrays Configuring E-mail Alerts Configuration About Your Storage Array Configuring Snmp Alerts Battery Settings Setting the Storage Array RAID Controller Module Clocks Configuration About Your Storage Array Configuration Event Monitor Enabling or Disabling the Event Monitor WindowsLinux Configuration About Your Host Configuring Host Access Using the Mappings Tab Defining a HostSelect Mappings→ Define→ Host Configuration About Your Host Removing Host Access Managing Host GroupsCreating a Host Group Select Mappings→ Remove Moving a Host to a Different Host Group Adding a Host to a Host GroupRemoving a Host From a Host Group Select Mappings→ Move Removing a Host Group Host Topology Starting or Stopping the Host Context Agent LinuxWindows Data Path Protection Click Action→ Start Managing Host Port Identifiers Add Host Port Identifier dialog appears Configuration About Your Host Configuration Disk Groups and Virtual Disks Creating Disk Groups and Virtual Disks Creating Disk Groups Introduction Create Disk Group window is displayed Configuration Disk Groups and Virtual Disks Locating a Disk Group Creating Virtual Disks Configuration Disk Groups and Virtual Disks Map later Using Mappings View Changing the Virtual Disk Modification Priority Changing the Virtual Disk Cache Settings 100 Changing the Segment Size of a Virtual Disk 101 Changing the I/O Type Select Virtual Disk→ Change→ Segment Size102 Choosing an Appropriate Physical Disk Type File system typical Database Multimedia Custom103 Physical Disk Security with Self Encrypting Disk 104 105 Creating a Security Key 106 Click Create Key 107 Changing a Security Key Confirm Change Security Key window is displayed108 Saving a Security Key Click Change Key109 Unlocking Secure Physical Disks 110 Configuring Hot Spare Physical Disks Erasing Secure Physical Disks111 Select Physical disk→ Hot Spare Coverage Hot Spare Physical Disk Options window is displayed112 Hot Spares and Rebuild Global Hot SparesClick Unassign 113 Hot Spare Operation Hot Spare Drive Protection114 Enclosure Loss Protection 115Criteria for Enclosure Loss Protection RAID Level Host-to-Virtual Disk Mapping 116 Creating Host-to-Virtual Disk Mappings 117 Modifying and Removing Host-to-Virtual Disk Mapping 118 Changing Controller Ownership of the Virtual Disk 119 Removing Host-to-Virtual Disk Mapping Select Virtual Disk→ Change→ Ownership/Preferred Path120 Select Disk Group→ Change→ Ownership/Preferred Path 121 Restricted Mappings Changing the RAID Level of a Disk GroupSelect Disk Group→ Change→ RAID Level 122 123 124 Changing the RAID Level of a Disk Group 125 Storage Partitioning 126 127 Disk Group and Virtual Disk Expansion Select Disk Group→ Add Free Capacity Physical Disks128 Using Free Capacity Using Unconfigured CapacityVirtual Disk Expansion 129 Disk Group Migration Export Disk GroupExporting a Disk Group Non-Exportable Components Import Disk Group Importing a Disk Group131 Storage Array Media Scan Non-Importable Components132 Changing Media Scan Settings 133 Suspending the Media Scan 134 Configuration Premium Feature- Snapshot Virtual Disks 135 Creating a Snapshot Virtual Disk Using the Simple Path 136 About the Simple Path 137 138 139 Creating a Snapshot Virtual Disk Using the Advanced Path About the Advanced Path140 141 142 Creating the Snapshot Using the Advanced Path 143 Specify Virtual Disk Parameters window is displayed 144 Specifying Snapshot Virtual Disk Names 145 Snapshot Repository Capacity 146 147 Click Add Physical Disks Add Physical Disks window closes148 Re-creating Snapshot Virtual Disks Select Virtual Disk→ Snapshot→ Re-create149 Disabling a Snapshot Virtual Disk 150 Preparing Host Servers to Re-create a Snapshot Virtual Disk 151 Re-creating a Snapshot Virtual Disk Select Virtual Disk → Snapshot→ Re-create152 Configuration Premium Feature- Virtual Disk Copy 153 Creating a Virtual Disk Copy for an Mscs Shared Disk 154 Virtual Disk Read/Write Permissions Virtual Disk Copy Restrictions155 Creating a Virtual Disk Copy 156 Before you Begin Virtual Disk Copy and Modification OperationsCreate Copy Wizard 157 Preferred RAID Controller Module Ownership Failed RAID Controller ModuleFailed Virtual Disk Copy 158 Copy Manager Copying the Virtual Disk159 Storage Array Performance During Virtual Disk Copy 160 Setting Copy Priority Stopping a Virtual Disk CopySelect Change→ Copy Priority 161 Recopying a Virtual Disk Preparing Host Servers to Recopy a Virtual Disk162 Recopying the Virtual Disk 163 Removing Copy Pairs Select Copy→ Re-Copy164 165 166 Configuration Device Mapper Multipath for Linux 167 Using DM Multipathing Devices Prerequisite Steps168 Device Mapper Configuration Steps Scan for Newly Added Virtual Disks169 170 Create a New fdisk Partition on a Multipath Device Node Add a New Partition to Device Mapper171 Create a File System on a Device Mapper Partition Mount a Device Mapper PartitionReady for Use Important Information About Special Partitions Device Mapper Commands Descriptions 173 Limitations and Known Issues 174 Troubleshooting 175QuestionAnswer 176 Downloading RAID Controller and Nvsram Packages 177 Downloading Both RAID Controller and Nvsram Firmware 178 Click Transfer 179 Downloading Only Nvsram Firmware 180 Select Tools→ Upgrade RAID Controller Module Firmware Upgrade RAID Controller Module Firmware window appears181 182 Downloading Physical Disk Firmware 183 184 AMW, select Advanced→ Maintenance→ Download→ EMM Firmware Downloading MD1200 Series Expansion Module EMM FirmwareDownload Environmental EMM Firmware dialog appears 185 Self-Monitoring Analysis and Reporting Technology Smart 186 Media Errors and Unreadable Sectors 187 188 Management Installing Array Components Recommended Tools189 Installing the Front Bezel Front Bezel OptionalRemoving the Front Bezel 190 Safety Models AMT, E03J, and E04J Hard DrivesRemoving a Drive Blank 191 Installing a Drive Blank Removing a Hard Drive192 Removing and Installing a Hard Drive 193 Installing a Hard Drive 194 Removing a Hard Drive From a Hard-Drive Carrier 195 196 Installing a Hard Drive Into a Drive Carrier RAID Controller ModuleRemoving a RAID Controller Module Blank 197 Installing a RAID Controller Module Blank 198 Removing a RAID Controller Module 199 Installing a RAID Controller Module Opening the RAID Controller Module200 Closing the RAID Controller Module 201 RAID Controller Module Backup Battery Unit Removing the RAID Controller Module Backup Battery Unit202 Installing the RAID Controller Module Backup Battery Unit 203 Power Supply/Cooling Fan Module Removing a Power Supply/Cooling Fan Module204 Installing a Power Supply/Cooling Fan Module 205 Control Panel Removing the Control Panel206 207 Installing the Control Panel 208 Backplane Removing the Backplane209 210 16. Removing and Installing the Backplane-PowerVault MD3200 17. Removing and Installing the Backplane-PowerVault MD3220 Installing the Backplane 212 Management Firmware Inventory Viewing the Firmware Inventory213 214 Microsoft Services Virtual Disk ServiceVolume Shadow-Copy Service Management System Interfaces 216 Troubleshooting Your Storage Array Software Start-Up RoutineDevice Health Conditions 217 On the Setup tab, select Manage a Storage Array 218Status Icon Description 219 Additional Status Icons Description Storage Array Support Data 220 Automatically Collect the Support Bundle Data Enter the Execution summary221 Collecting the Physical Disk Data Event Log222 Recovery Guru 223 Storage Array Profile Select Storage Array→ View→ Profile224 225 Viewing the Logical Associations Viewing the Physical Associations226 Finding Nodes 227 Using Go To Select Find all free capacity nodesClick Find Next 228 Recovering From an Unresponsive Storage Array Condition 229 230 231 Locating a Physical Disk 232 Locating an Expansion Enclosure Select Physical Disk→ Blink→ Expansion Enclosure233 Capturing the State Information 234 SMrepassist Utility 235 Recovering From an Unidentified Storage Array Unidentified Devices236 237 238 Starting or Restarting the Host Context Agent Software 239 240 Troubleshooting Your Array Troubleshooting Loss of CommunicationTroubleshooting External Connections 241 Troubleshooting Power Supply/Cooling Fan Module 242 Troubleshooting Array Cooling Problems Troubleshooting Expansion Enclosure Management Modules243 Troubleshooting RAID Controller Modules 244 245 Troubleshooting Hard Drives 246 Troubleshooting Array and Expansion Enclosure Connections 247 Troubleshooting a Wet Storage Array 248 Troubleshooting a Damaged Array Conditions249 ECC Errors PCI ErrorsInvalid Storage Array Critical Conditions Noncritical Conditions 251 252 Getting Help Contacting DellVisit support.dell.com Click All Support from Support menu 254 Index 255 256 257 258 259 260