Dell PowerVault MD3220i Manuale Utente

Dell™ PowerVault™MD3200i and MD3220iStorage ArraysOwner’s ManualRegulatory Model: E03J Series and E04J SeriesRegulatory Type: E03J001 and E04J001book.

10 ContentsUsing Unconfigured Capacity. . . . . . . . . . . 138Disk Group Migration . . . . . . . . . . . . . . . . . 139Export Disk Group. . . .

100 Configuration: About Your Host4Click Action Start. I/O Data Path ProtectionYou can have multiple host-to- array connections for a host. Ensure th

Configuration: About Your Host 101Managing Host Port IdentifiersYou can manage the host port identifiers that are added to the storage array. You can:

102 Configuration: About Your Host•Add by creating a new host port identifier—In New host port identifier, enter the name of the new host port identif

Configuration: Disk Groups and Virtual Disks 10310Configuration: Disk Groups and Virtual DisksCreating Disk Groups and Virtual DisksDisk groups are cr

104 Configuration: Disk Groups and Virtual DisksA disk group should be organized according to its related tasks and subtasks. For example, if you crea

Configuration: Disk Groups and Virtual Disks 1053Type up to 30-character name of the disk group in Disk group name.4Select the appropriate Physical Di

106 Configuration: Disk Groups and Virtual DisksLocating a Disk GroupYou can physically locate and identify all of the physical disks that comprise a

Configuration: Disk Groups and Virtual Disks 107To create virtual disks:1Choose one of these methods to start the Create Virtual Disk Wizard:• To crea

108 Configuration: Disk Groups and Virtual Disks•Customize settings.6Click Next.7In the Customize Advanced Virtual Disk Parameters window, select the

Configuration: Disk Groups and Virtual Disks 1093In the toolbar, select Virtual Disk Change Modification Priority.The Change Modification Priority w

Contents 11Disabling a Snapshot Virtual Disk. . . . . . . . . . . . 159Preparing Host Servers to Re-create a Snapshot Virtual Disk. . . . . . . . . .

110 Configuration: Disk Groups and Virtual DisksThe Change Cache Settings window is displayed.3Select one or more virtual disks. To select nonadjacent

Configuration: Disk Groups and Virtual Disks 111Changing the Segment Size of a Virtual DiskYou can change the segment size on a selected virtual disk.

112 Configuration: Disk Groups and Virtual DisksThe segment size modification operation begins. The virtual disk icon in the Logical pane shows an Ope

Configuration: Disk Groups and Virtual Disks 113 NOTE: If you selected the Custom option, select your preferred dynamic cache read prefetch setting (

114 Configuration: Disk Groups and Virtual DisksWhenever the power is turned off and turned on again, all of the security-enabled physical disks chang

Configuration: Disk Groups and Virtual Disks 115 NOTE: If you have not created a security key for the storage array, the Create Security Key option i

116 Configuration: Disk Groups and Virtual DisksCreating a Security KeyWhen you create a security key, it is generated by and securely stored by the a

Configuration: Disk Groups and Virtual Disks 117The pass phrase that you enter is masked.NOTE: Create Key is active only if the pass phrase meets the

118 Configuration: Disk Groups and Virtual DisksTo change the security key:1In the AMW toolbar, select Storage ArrayPhysical Disk Security Change S

Configuration: Disk Groups and Virtual Disks 119Saving a Security KeyYou save an externally storable copy of the security key when the security key is

12 ContentsPreparing Host Servers to Recopy a Virtual Disk . . . . . . . . . . . . . . . 172Recopying the Virtual Disk . . . . . . . . . . . . 17

120 Configuration: Disk Groups and Virtual DisksUnlocking Secure Physical DisksYou can export a security-enabled disk group to move the associated phy

Configuration: Disk Groups and Virtual Disks 121Configuring Hot Spare Physical DisksGuidelines to configure host spare physical disks:• You can use on

122 Configuration: Disk Groups and Virtual Disks• Right-click the physical disk and select Hot Spare Coverage from the pop-up menu.The Hot Spare Physi

Configuration: Disk Groups and Virtual Disks 123Hot Spares and Rebuild A valuable strategy to protect data is to assign available physical disks in th

124 Configuration: Disk Groups and Virtual Disksthe failed physical disk to the hot spare physical disk. When you have physically replaced the failed

Configuration: Disk Groups and Virtual Disks 125Enclosure loss protection is achieved when you create a disk group where all of the physical disks tha

126 Configuration: Disk Groups and Virtual DisksHost-to-Virtual Disk MappingAfter you create virtual disks, you must map them to the host(s) connected

Configuration: Disk Groups and Virtual Disks 1271In the AMW, select the Mappings tab.2In the Topology pane, select:•Default Group•Undefined mappings n

128 Configuration: Disk Groups and Virtual DisksModifying and Removing Host-to-Virtual Disk MappingYou can modify or remove a host-to-virtual disk map

Configuration: Disk Groups and Virtual Disks 1298Restart the host applications.Changing Controller Ownership of the Virtual DiskIf the host has a sing

Contents 13Downloading MD1200 Series ExpansionModule EMM Firmware . . . . . . . . . . . . . . . . . 194Self-Monitoring Analysis and Reporting Technol

130 Configuration: Disk Groups and Virtual Disks3Perform one of these actions:• Select Mappings Remove.• Right-click the virtual disk, and select Rem

Configuration: Disk Groups and Virtual Disks 131The ownership of the disk group is changed. I/O to the disk group is now directed through this I/O pat

132 Configuration: Disk Groups and Virtual DisksRestricted MappingsMany hosts are able to map up to 256 logical unit numbers (LUNs) (0 to 255) per sto

Configuration: Disk Groups and Virtual Disks 133• You cannot move a host with a restricted host type into a storage partition that already has LUNs ma

134 Configuration: Disk Groups and Virtual Disks1Do you want to change the RAID controller module ownership of a virtual disk or a disk group?• Change

Configuration: Disk Groups and Virtual Disks 135 CAUTION: Possible loss of data access– Changing ownership at the disk group level causes every virtu

136 Configuration: Disk Groups and Virtual DisksStorage PartitioningA storage partition is a logical entity consisting of one or more virtual disks th

Configuration: Disk Groups and Virtual Disks 137 NOTE: You can include a secondary virtual disk in a storage partition. However, any hosts that are m

138 Configuration: Disk Groups and Virtual Disks5Click Add.A message prompts you to confirm your selection.6To add the capacity to the disk group, cli

Configuration: Disk Groups and Virtual Disks 139For more information, see the PowerVault Modular Disk Storage Manager online help topics.Disk Group Mi

14 ContentsRemoving the RAID Controller Module Backup Battery Unit . . . . . . . . . . . 210Installing the RAID Controller Module Backup Battery Uni

140 Configuration: Disk Groups and Virtual Disks2Stop all I/O, and unmount or disconnect the file systems on the virtual disks in the disk group. 3Bac

Configuration: Disk Groups and Virtual Disks 141 NOTE: Some settings cannot be imported during the import disk group procedure.The following settings

142 Configuration: Disk Groups and Virtual Disks• Recovered media error—Data could not be read by the physical disk on the first attempt but was succe

Configuration: Disk Groups and Virtual Disks 1438Click OK.Suspending the Media ScanYou cannot perform a media scan while performing another long-runni

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Configuration: Premium Feature—Snapshot Virtual Disks 14511Configuration: Premium Feature—Snapshot Virtual Disks NOTE: If you ordered this feature, y

146 Configuration: Premium Feature—Snapshot Virtual Disksrepository uses less disk space than a full physical copy, because the only data blocks that

Configuration: Premium Feature—Snapshot Virtual Disks 147• Snapshot Repository Virtual Disk Name—A user-specified name that helps you associate the sn

148 Configuration: Premium Feature—Snapshot Virtual Disks• Snapshot repository virtual disks• Snapshot virtual disks• Target virtual disks that are pa

Configuration: Premium Feature—Snapshot Virtual Disks 1496Enter the snapshot repository virtual disks capacity as a percentage of the source virtual d

Contents 15Device Health Conditions . . . . . . . . . . . . . . . . 225Storage Array Support Data. . . . . . . . . . . . . . . 229Automatically Coll

150 Configuration: Premium Feature—Snapshot Virtual Disks• Snapshot Virtual Disk Name—A user-specified name that helps you associate the snapshot virt

Configuration: Premium Feature—Snapshot Virtual Disks 151Preparing Host Servers to Create the Snapshot Using the Advanced Path NOTE: Before using the

152 Configuration: Premium Feature—Snapshot Virtual Disks• You must satisfy the requirements of your host operating system for creating snapshot virtu

Configuration: Premium Feature—Snapshot Virtual Disks 153If you want to use a snapshot regularly, such as for backups, use the Disable Snapshot and Re

154 Configuration: Premium Feature—Snapshot Virtual Disks8In the Snapshot virtual disk parameters area, select the relevant mapping option, you can se

Configuration: Premium Feature—Snapshot Virtual Disks 155The default name for the associated snapshot repository virtual disk that is shown in the Sna

156 Configuration: Premium Feature—Snapshot Virtual DisksSnapshot Repository CapacityIf you receive a warning that the capacity for the snapshot repos

Configuration: Premium Feature—Snapshot Virtual Disks 157capacity is available, the maximum free space appears in the Increase capacity by.If free cap

158 Configuration: Premium Feature—Snapshot Virtual Disks NOTE: The physical disks that appear has a capacity that is either the same size or larger

Configuration: Premium Feature—Snapshot Virtual Disks 159Re-creating Snapshot Virtual DisksYou can re-create a snapshot virtual disk that you have pre

16 Contents20 Troubleshooting: Your Array . . . . . . . . . 249Safety First—For you and Your Array . . . . . . . . . 249Troubleshooting Storage Ar

160 Configuration: Premium Feature—Snapshot Virtual Disks NOTE: If you do not intend to re-create the snapshot virtual disk at a later time, in the L

Configuration: Premium Feature—Snapshot Virtual Disks 1613Click the Summary tab, then click Disk Groups & Virtual Disks to ensure that the snapsho

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Configuration: Premium Feature—Virtual Disk Copy 16312Configuration: Premium Feature—Virtual Disk Copy NOTE: A virtual disk copy overwrites data on t

164 Configuration: Premium Feature—Virtual Disk Copy• Copying data for improved access—As your storage requirements for a virtual disk change, you can

Configuration: Premium Feature—Virtual Disk Copy 165Virtual Disk Read/Write PermissionsAfter the virtual disk copy is complete, the target virtual dis

166 Configuration: Premium Feature—Virtual Disk Copy• A virtual disk can be selected as a target virtual disk for only one virtual disk copy at a time

Configuration: Premium Feature—Virtual Disk Copy 167•The Create Copy Wizard, which assists in creating a virtual disk copy•The Copy Manager, which mon

168 Configuration: Premium Feature—Virtual Disk CopyFailed Virtual Disk CopyA virtual disk copy can fail due to these conditions:• A read error from t

Configuration: Premium Feature—Virtual Disk Copy 169Copy ManagerAfter you create a virtual disk copy by using the Create Copy Wizard, you can monitor

Contents 1721 Getting Help. . . . . . . . . . . . . . . . . . . . . . 259Contacting Dell . . . . . . . . . . . . . . . . . . . . . 259Index . . . .

170 Configuration: Premium Feature—Virtual Disk Copy5In the Select source virtual disk are, select the appropriate virtual disk and click Next.The Sel

Configuration: Premium Feature—Virtual Disk Copy 171• Before the virtual disk copy begins• While the virtual disk copy has a status of In Progress• Wh

172 Configuration: Premium Feature—Virtual Disk CopyRecopying a Virtual DiskYou can recopy a virtual disk when you have stopped a virtual disk copy an

Configuration: Premium Feature—Virtual Disk Copy 1735Follow any additional instructions for your operating system. Failure to follow these additional

174 Configuration: Premium Feature—Virtual Disk Copy NOTE: There are five copy priority rates available: lowest, low, medium, high, and highest. If t

Configuration: Premium Feature—Upgrading to High-Performance-Tier 17513Configuration: Premium Feature—Upgrading to High-Performance-Tier The High Perf

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Configuration: Device Mapper Multipath for Linux 17714Configuration: Device Mapper Multipath for LinuxOverviewThe MD3200i Series storage array uses a

178 Configuration: Device Mapper Multipath for LinuxUsing DM Multipathing Devices NOTE: Using or modifying any nodes other than the multipathing devi

Configuration: Device Mapper Multipath for Linux 179 NOTE: Any arrays configured with MDCU automatically adds to the list of Devices in the PowerVaul

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180 Configuration: Device Mapper Multipath for LinuxDisplay the multipath device topology using the multipath commandThe multipath command adds newly

Configuration: Device Mapper Multipath for Linux 181\_ round-robin 0 [prio=1][enabled] \_ 6:0:0:22 sdcl 69:144 [active][ghost]where:mpathb is the name

182 Configuration: Device Mapper Multipath for Linux# lsBelow are some examples of the general mapping formats:On RHEL hosts a partition node has the

Configuration: Device Mapper Multipath for Linux 183 NOTE: To ensure data integrity protection, reboot a Linux host server attached to an MD3200i Ser

184 Configuration: Device Mapper Multipath for LinuxOnly multipathing device nodes and partition nodes created using the directions provided above sho

Configuration: Device Mapper Multipath for Linux 185• I/O may hang when a Device Mapper device is deleted before the volume is unmounted.• If the scsi

186 Configuration: Device Mapper Multipath for LinuxWhy does the multipath –ll command output not show any devices?First verify if the devices are dis

Management: Firmware Downloads 18715Management: Firmware DownloadsDownloading RAID Controller and NVSRAM PackagesA version number exists for each firm

188 Management: Firmware DownloadsDownloading Both RAID Controller and NVSRAM Firmware NOTE: I/O to the array can continue while you are upgrading RA

Management: Firmware Downloads 1897Click Transfer.Keep these guidelines in mind:–If the Transfer button is inactive, ensure that you either select an

Introduction 191IntroductionSee the Safety, Environmental, and Regulatory Information document for important safety information before following any p

190 Management: Firmware DownloadsThe Select File dialog appears.13Select the file to download.14Click OK.15If you want to download the NVSRAM file wi

Management: Firmware Downloads 1912Select Advanced Maintenance Download RAID Controller Module NVSRAM orSelect the Support tab, and click Download

192 Management: Firmware Downloads NOTE: The Details pane shows the details of only one storage array at a time. If you select more than one storage

Management: Firmware Downloads 193disk called DACstore. DACstore and the physical disk firmware enable easier reconfiguration and migration of the phy

194 Management: Firmware Downloads3In the Selected Packages area, click Add. Navigate to the location of the packages and click OK.The selected packag

Management: Firmware Downloads 195 CAUTION: Risk of making expansion enclosure EMM unusable – Do not make any configuration changes to the storage ar

196 Management: Firmware Downloads• The download succeeded—The statuses of all the expansion enclosures show Complete. You can close the Download envi

Management: Installing Array Components 19716Management: Installing Array ComponentsRecommended ToolsYou may need the following items to perform the p

198 Management: Installing Array ComponentsFront Bezel (Optional)Removing the Front Bezel1Using the system key, unlock the front bezel (if locked).2Li

Management: Installing Array Components 199Hard DrivesSAFETY: Models AMT, E03J, and E04JModels AMT, E03J, and E04J are intended for installation only

Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indica

20 Introduction• Mounting rails (2) (optional)• Dell PowerVault MD3200i Series resource media • The Rack Installation Instructions included with your

200 Management: Installing Array ComponentsFigure 16-3. Removing and Installing a 2.5-Inch Hard-Drive BlankInstalling a Drive Blank1If installed, remo

Management: Installing Array Components 2012From the Modular Disk Storage Manager (MDSM) software, prepare the drive for removal. Wait until the hard-

202 Management: Installing Array ComponentsInstalling a Hard Drive CAUTION: Many repairs may only be done by a certified service technician. You shou

Management: Installing Array Components 203Figure 16-5. Removing and Installing a Hard Drive Into a 3.5-Inch Drive Carrier1 screws (4) 2 drive carrie

204 Management: Installing Array ComponentsFigure 16-6. Removing and Installing a Hard Drive Into a 2.5-Inch Drive Carrier1 screws (4) 2 drive carrier

Management: Installing Array Components 205Installing a Hard Drive Into a Drive Carrier1 Insert the hard drive into the hard-drive carrier with the co

206 Management: Installing Array Components5Connect all the power cables to the array.6Turn on the array and the host server.Figure 16-7. Removing and

Management: Installing Array Components 207Removing a RAID Controller Module CAUTION: Many repairs may only be done by a certified service technicia

208 Management: Installing Array ComponentsInstalling a RAID Controller Module CAUTION: Many repairs may only be done by a certified service technic

Management: Installing Array Components 209Figure 16-9. Opening and Closing the RAID Controller ModuleClosing the RAID Controller Module CAUTION: Man

Introduction 21•Deployment Guide provides installation and configuration instructions for both software and hardware. •Storage Manager CLI Guide provi

210 Management: Installing Array ComponentsRAID Controller Module Backup Battery Unit Removing the RAID Controller Module Backup Battery Unit CAUTIO

Management: Installing Array Components 211Installing the RAID Controller Module Backup Battery Unit CAUTION: Many repairs may only be done by a cert

212 Management: Installing Array Componentssupport team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read

Management: Installing Array Components 213Figure 16-11. Removing and Installing a Power Supply/Cooling Fan Module1 release tab 2 power supply3 power

214 Management: Installing Array ComponentsInstalling a Power Supply/Cooling Fan Module CAUTION: Many repairs may only be done by a certified service

Management: Installing Array Components 215Control PanelRemoving the Control Panel1Turn off the array and host server.2Disconnect all the power cables

216 Management: Installing Array ComponentsFigure 16-14. Removing and Installing the Control Panel—PowerVault MD3220iInstalling the Control Panel1Alig

Management: Installing Array Components 217Backplane WARNING: Whenever you need to lift the array, get others to assist you. To avoid injury, do not

218 Management: Installing Array ComponentsFigure 16-15. Removing and Installing the RAID controller module /Power Supply Cage1 RAID controller module

Management: Installing Array Components 219Figure 16-16. Removing and Installing the Backplane—PowerVault MD3200iFigure 16-17. Removing and Installing

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220 Management: Installing Array ComponentsInstalling the Backplane1Align the holes on the backplane with the holes on the array.2Tighten the captive

Management: Firmware Inventory 22117Management: Firmware InventoryA storage array is made up of many components, which might include RAID controller m

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Management: System Interfaces 22318Management: System InterfacesMicrosoft ServicesVirtual Disk ServiceThe Microsoft® Virtual Disk Service (VDS) is a c

224 Management: System InterfacesVSS attaches to the service and uses it to coordinate the creation of snapshot virtual disks on the storage array. VS

Troubleshooting: Your Storage Array Software 22519Troubleshooting: Your Storage Array SoftwareStart-Up Routine Look and listen during the array’s star

226 Troubleshooting: Your Storage Array Software•On the Devices tab, in either the Tree view or the Table view, double-click a storage array. Alternat

Troubleshooting: Your Storage Array Software 227Hardware status can be Optimal, Needs Attention, or Fixing. If, however, all of the network management

228 Troubleshooting: Your Storage Array SoftwareTable 19-3. Additional Status IconsStatus Icon DescriptionUnsupported Alerts with a Needs Upgrade Stat

Troubleshooting: Your Storage Array Software 229NOTE: MDSM may take a few minutes to update a status change to Unresponsive or from Unresponsive. A st

Planning: About Your Storage Array 232Planning: About Your Storage ArrayOverviewThe MD3200i Series storage array is designed for high availability, of

230 Troubleshooting: Your Storage Array Software WARNING: Use this option only under the guidance of your Technical Support representative.To automat

Troubleshooting: Your Storage Array Software 231The physical disk data collection is completed and saved at the location that you entered.4Click OK.Ev

232 Troubleshooting: Your Storage Array SoftwareRecovery GuruThe Recovery Guru is a component of MDSM that diagnoses critical events on the storage ar

Troubleshooting: Your Storage Array Software 233• View detailed information – Go to step 3.• Search the storage array profile – Go to step 4.• Save th

234 Troubleshooting: Your Storage Array SoftwareFor more information, see the PowerVault Modular Disk Storage Manager online help topics.Viewing the L

Troubleshooting: Your Storage Array Software 235The View Associated Physical Components dialog appears with blue dots next to the physical components

236 Troubleshooting: Your Storage Array Software6To search for all nodes based on their virtual disk capacity, perform these steps:aSelect Find all vi

Troubleshooting: Your Storage Array Software 2371On the Logical tab of the AMW, select one of these virtual disks, and go to the indicated step:• Snap

238 Troubleshooting: Your Storage Array Software2If any storage arrays are unresponsive, check the storage management station network connection to ma

Troubleshooting: Your Storage Array Software 23914Remove the host with the Unresponsive status from the EMW, and select Add Storage Array to add the h

24 Planning: About Your Storage ArrayHardware FeaturesFront-Panel Features and Indicators Figure 2-1. Front-Panel Features and Indicators—Dell™ PowerV

240 Troubleshooting: Your Storage Array Software(TCP/IP) connections that can be made to the RAID controller module before it stops responding to subs

Troubleshooting: Your Storage Array Software 241Locating an Expansion EnclosureYou can use the Blink option to physically locate and identify an expan

242 Troubleshooting: Your Storage Array SoftwareCapturing the State InformationUse the Troubleshooting Capture State Information option to capture in

Troubleshooting: Your Storage Array Software 243SMrepassist UtilitySMrepassist (replication assistance) is a host-based utility for Windows platforms.

244 Troubleshooting: Your Storage Array SoftwareUnidentified DevicesAn unidentified node or device occurs when MDSM cannot access a new storage array.

Troubleshooting: Your Storage Array Software 245ping <host-name-or-IP-address-of-the-host>. If the network can access the host, continue to step

246 Troubleshooting: Your Storage Array Software5Make sure that the controller firmware is compatible with MDSM on your management station. If the con

Troubleshooting: Your Storage Array Software 247or Click Start Administrative Tools Services. 2In the Services dialog, select Modular Disk Storage M

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Troubleshooting: Your Array 24920Troubleshooting: Your ArraySafety First—For you and Your Array CAUTION: Many repairs may only be done by a certified

Planning: About Your Storage Array 25Figure 2-3. Front-Bezel Features and IndicatorsItem Indicator, Button, or ConnectorIcon Description1 Enclosure st

250 Troubleshooting: Your ArrayTroubleshooting Power Supply/Cooling Fan Module CAUTION: Many repairs may only be done by a certified service technici

Troubleshooting: Your Array 251Troubleshooting Array Cooling Problems CAUTION: Many repairs may only be done by a certified service technician. You s

252 Troubleshooting: Your ArraycReseat the EMM module and wait for 30 seconds. See Removing an EMM in the MD1200 and MD1220 Storage Enclosures Hardwar

Troubleshooting: Your Array 253Troubleshooting RAID Controller Modules CAUTION: Many repairs may only be done by a certified service technician. You

254 Troubleshooting: Your ArrayeCheck the link status LED. If the link status LED is not green, replace the cables.If the problem is not resolved, see

Troubleshooting: Your Array 255Troubleshooting Array and Expansion Enclosure Connections1Verify that the RAID controller module port link status LED a

256 Troubleshooting: Your Array•Hard drives• RAID controller modules• Power supply/cooling fan modules• Control panel•Backplane3Let the system dry tho

Troubleshooting: Your Array 257Troubleshooting RAID Controller ModulesConditionsCertain events can cause a RAID controller module to fail and/or shut

258 Troubleshooting: Your ArrayPCI ErrorsThe storage array firmware can detect and only recover from PCI errors when the RAID controller modules are c

Getting Help 25921Getting HelpContacting DellFor customers in the United States, call 800-WWW-DELL (800-999-3355). NOTE: If you do not have an activ

26 Planning: About Your Storage Array3 Split mode LED This LED should be unlit as the split mode function is not supported by the MD3200i Series Stora

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Index 261Index AAccess Virtual Disk, 64Advanced FeatureUsing Snapshot and Disk Copy Together, 5 3Advanced Features, 50Snapshot Repository Virtual Disk

Index 262contacting Dell, 259control panelinstalling, 216removing, 215Copy Manager, 169DDefining a Host, 94Dellcontacting, 259Disk GroupCreating, 104E

Index 263Free Capacity, 138front bezelinstalling, 198removing, 198Hhard drivedrive carrier, 202installing, 202removing, 200Hard-Drive Indicator Patter

Index 264MDSM, 20Media Errors and Unreadable Sectors, 196Media ScanChanging settings, 142Suspending, 143MicrosoftVirtual Disk Service, 223Volume Shado

Index 265EMM blank, 205front bezel, 198hard drive, 200hard drive from a drive carrier, 202power supply/cooling fan module, 211Removing Copy Pairs, 174

Index 266Recovering from an Unresponsive Storage Array Condition, 237Recovery Guru, 232Starting or Restarting the Host-Agent Software, 246Start-Up Rou

Index 267Virtual Disk Operations Limit, 44Virtual Disk Ownership, 55Virtual Disk States, 40Virtual DiskCopyTa rg e t , 5 3Virtual Disks and Disk Group

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Planning: About Your Storage Array 27Back Panel Features and IndicatorsFigure 2-4. Back-Panel Features and Indicators—Dell PowerVault MD3200i Series1

28 Planning: About Your Storage ArrayHard-Drive Indicator PatternsFigure 2-5. Hard Drive Indicators1 hard-drive activity indicator (green) 2 hard-dri

Planning: About Your Storage Array 29Power Supply and Cooling Fan FeaturesThe MD3200i Series storage array includes two integrated, hot-swappable powe

Contents 3Contents1 Introduction . . . . . . . . . . . . . . . . . . . . . . . 19About This Document . . . . . . . . . . . . . . . . . . 19Inside

30 Planning: About Your Storage ArrayPower Indicator CodesFigure 2-6. Power Indicator CodesItem LED Type Icon Description1 DC power The LED lights gre

Planning: RAID Controller Modules 313Planning: RAID Controller ModulesRAID Controller ModulesThe RAID controller modules provide high-performance, adv

32 Planning: RAID Controller ModulesRAID Controller Module Connectors and FeaturesFigure 3-1. MD3200i Series iSCSI RAID Controller ModuleItem Componen

Planning: RAID Controller Modules 338SAS OUT port link/fault LEDLights green when all four links are connected.Lights amber when one to three links ar

34 Planning: RAID Controller ModulesRAID Controller Module—Additional FeaturesBattery Backup UnitEach RAID controller contains a two-cell lithium ion

Planning: RAID Controller Modules 35System Password ResetThe storage array system password can be reset if it is forgotten. To reset the password, pus

36 Planning: RAID Controller Modulesmirrored to the cache of the second controller before completion status is issued to the host initiator. Write-Bac

Planning: MD3200i Series Storage Array Terms and Concepts 374Planning: MD3200i Series Storage Array Terms and ConceptsThis chapter explains terms and

38 Planning: MD3200i Series Storage Array Terms and Concepts NOTE: The MD3200i storage enclosure must contain at least two physical disks for proper

Planning: MD3200i Series Storage Array Terms and Concepts 39If a disk drive rebuild fails because of a source drive failure or because the drive is to

4 Contents3 Planning: RAID Controller Modules. . . . 31RAID Controller Modules . . . . . . . . . . . . . . . . 31RAID Controller Module Connector

40 Planning: MD3200i Series Storage Array Terms and ConceptsDisk groups are always created in the unconfigured capacity of a storage array. Unconfigur

Planning: MD3200i Series Storage Array Terms and Concepts 41Each RAID level provides different performance and protection. You should select a RAID le

42 Planning: MD3200i Series Storage Array Terms and ConceptsRAID 1 is recommended for small databases or other applications that do not require large

Planning: MD3200i Series Storage Array Terms and Concepts 43The segment size or stripe element size specifies the size of data in a stripe written to

44 Planning: MD3200i Series Storage Array Terms and ConceptsA consistency check is similar to a background initialization. The difference is that back

Planning: MD3200i Series Storage Array Terms and Concepts 45• Foreground initialization• Consistency check•Rebuild•Copy back.If a redundant RAID contr

46 Planning: MD3200i Series Storage Array Terms and Concepts• If I/O activity stretches beyond the segment size, you can increase it to reduce the num

Planning: MD3200i Series Storage Array Terms and Concepts 47• Virtual disk RAID level migration• Segment size migration • Virtual disk capacity expans

48 Planning: MD3200i Series Storage Array Terms and Concepts NOTE: Setting a high priority level impacts storage array performance. It is not advisab

Planning: MD3200i Series Storage Array Terms and Concepts 49Use either of the following methods to move disk groups and virtual disks:• Hot virtual di

Contents 5Consistency Check . . . . . . . . . . . . . . . . . 43Media Verification . . . . . . . . . . . . . . . . . 44Cycle Time . . . . . . . .

50 Planning: MD3200i Series Storage Array Terms and Concepts• Enabling premium features before migration—Before migrating disk groups and virtual disk

Planning: MD3200i Series Storage Array Terms and Concepts 51• Host server-to-virtual disk mappings are shared between RAID controller modules in the s

52 Planning: MD3200i Series Storage Array Terms and ConceptsSnapshot Repository Virtual DiskWhen you create a snapshot virtual disk, it automatically

Planning: MD3200i Series Storage Array Terms and Concepts 53Source Virtual DiskWhen you create a virtual disk copy, a copy pair consisting of a source

54 Planning: MD3200i Series Storage Array Terms and ConceptsYou can copy data from a virtual disk in one of two ways:• By taking a point-in-time snaps

Planning: MD3200i Series Storage Array Terms and Concepts 55• Physically removed • Updating firmware • Involved in an event that caused failover to th

56 Planning: MD3200i Series Storage Array Terms and Conceptspaths to the RAID controller module that owns the virtual disk equally for I/O activity. P

Planning: MD3200i Series Storage Array Terms and Concepts 57• If the storage array you are monitoring begins in or transitions to an unresponsive stat

58 Planning: MD3200i Series Storage Array Terms and Concepts10Type a file name in the File name text box. NOTE: The .perf extension is the default.11

Configuration: Overview 595Configuration: OverviewDell™ PowerVault™ Modular Disk Storage Manager (MDSM) online help contains information on the how to

6 Contents5 Configuration: Overview . . . . . . . . . . . . 59User Interface . . . . . . . . . . . . . . . . . . . . . . 59Enterprise Management

60 Configuration: OverviewEnterprise Management WindowThe EMW provides high-level management of storage arrays. When you start MDSM, the EMW opens. Th

Configuration: Overview 61Inheriting the System SettingsUse the Inherit System Settings option to import the operating system theme settings into the

62 Configuration: Overview• Logical tab—You can view the organization of the storage array by virtual disks, disk groups, free capacity nodes, and any

Configuration: About Your Storage Array 636Configuration: About Your Storage ArrayOut-of-Band and In-Band ManagementYou can manage a storage array in

64 Configuration: About Your Storage ArrayIn-Band ManagementUsing in-band-management, commands, events, and data travel through the host-to-controller

Configuration: About Your Storage Array 65 NOTE: For Linux, set the default gateway so that broadcast packets are sent to 255.255.255.0. For Red Hat®

66 Configuration: About Your Storage Array NOTE: When adding a storage array using in-band management with iSCSI, a session must first be established

Configuration: About Your Storage Array 67• Configure the storage array—Create disk groups, virtual disks, and hot spare physical disks by using the A

68 Configuration: About Your Storage Array• In the AMW, select Storage ArrayBlinkStorage Array.The LEDs blink on the physical disks in the storage

Configuration: About Your Storage Array 695Click Yes.The new storage array name appears in the Select storage array table.6Repeat step 2 through step

Contents 7Setting the Storage Array RAID Controller Module Clocks. . . . . . . . . . . . . . 797 Configuration: Using iSCSI . . . . . . . . . . .

70 Configuration: About Your Storage Array6Click OK. NOTE: You are not prompted for a password when you attempt to change the storage array configura

Configuration: About Your Storage Array 71Adding/Editing a Comment to an Existing Storage ArrayA descriptive comment, with an applicable storage array

72 Configuration: About Your Storage ArrayEnabling Premium FeaturesYou can enable premium features on the storage array. To enable the premium feature

Configuration: About Your Storage Array 732Select or enter the percentage of unwritten data in the cache to trigger a cache flush in Start flushing.3S

74 Configuration: About Your Storage Array3Click OK.4If you have set a password for the selected storage array, the Enter Password dialog appears. Typ

Configuration: About Your Storage Array 75• In the Tree view or the Table view on the Devices tab in the EMW, select a node, and then select Edit Con

76 Configuration: About Your Storage Array• Replacing an e-mail address—In the Configured email addresses area, select the e-mail address to be replac

Configuration: About Your Storage Array 77• You must use fully qualified e-mail addresses, for example, [email protected].• You can configure multipl

78 Configuration: About Your Storage Array• Replacing an SNMP address—Select the SNMP address in the Configured SNMP addresses area, type the replacem

Configuration: About Your Storage Array 79A learn cycle starts automatically when you install a new battery module. Learn cycles for batteries in both

8 Contents9 Configuration: About Your Host . . . . . . . 93Configuring Host Access. . . . . . . . . . . . . . . . . 93Using the Mappings Tab . . .

80 Configuration: About Your Storage Array1In the AMW, select Storage Array Synchronize RAID Controller Module Clocks.2If a password is set, in the E

Configuration: Using iSCSI 817Configuration: Using iSCSIChanging the iSCSI Target AuthenticationTo change the iSCSI target authentication:1In the AMW,

82 Configuration: Using iSCSIEntering Mutual Authentication PermissionsMutual authentication or two-way authentication is a way for a client or a user

Configuration: Using iSCSI 83Initiator CHAP SecretThe initiator CHAP secret is set on the host using the iSCSI initiator configuration program provide

84 Configuration: Using iSCSIChanging the iSCSI Target IdentificationYou cannot change the iSCSI target name, but you can associate an alias with the

Configuration: Using iSCSI 85• Select Specify Configuration, and type the IPv4 address to activate the target discovery.• Type the iSNS server IP addr

86 Configuration: Using iSCSI4To use the IPv4 settings for the iSCSI host port, select Enable IPv4 and select the IPv4 Settings tab.5To use the IPv6 s

Configuration: Using iSCSI 87Advanced iSCSI Host Ports Settings NOTE: Configuring the advanced iSCSI host ports settings is optional.Use the advanced

88 Configuration: Using iSCSIViewing or Ending an iSCSI SessionYou might want to end an iSCSI session for the following reasons:• Unauthorized access—

Configuration: Using iSCSI 89Viewing iSCSI Statistics and Setting Baseline StatisticsTo view iSCSI statistics and set baseline statistics:1In the AMW

Contents 9Creating a Security Key. . . . . . . . . . . . . . . 116Changing a Security Key. . . . . . . . . . . . . . 117Saving a Security Key . . .

90 Configuration: Using iSCSIEdit, Remove, or Rename Host TopologyIf you give access to the wrong host or the wrong host group, you can remove or edit

Configuration: Event Monitor 918Configuration: Event MonitorAn event monitor is provided with Dell™ PowerVault™ Modular Disk Storage Manager (MDSM). T

92 Configuration: Event Monitor NOTE: It is recommended that you configure the event monitor to start by default on a management station that runs 24

Configuration: About Your Host 939Configuration: About Your HostConfiguring Host AccessModular Disk Storage Manager (MDSM) software is comprised of mu

94 Configuration: About Your Host• Create a host and assign an alias or user label.• Add or associate a new host port identifier to a particular host.

Configuration: About Your Host 95• Select the Mappings tab. Right-click the root node (storage array name), Default Group node, or Host Group node in

96 Configuration: About Your HostThe Preview window is displayed.11Click Finish.Removing Host AccessTo remove host access:1In the AMW, select the Mapp

Configuration: About Your Host 97• Right-click the storage array or the Default Group, and select Define Host Group from the pop-up menu.4Type the na

98 Configuration: About Your Host4Click Yes.The host is moved to the selected host group with the following mappings:• The host retains the specific v

Configuration: About Your Host 99• Changing a host type MDSM automatically detects these changes for any host running the host agent software.Starting