Dell MD3200i Owner's Manual Page 1

Dell PowerVault MD3200and MD3220 Storage ArraysOwner’s ManualRegulatory Model: E03J Series and E04J SeriesRegulatory Type: E03J001 and E04J001book.boo

10 ContentsCommon Reasons for Scheduling a Snapshot Virtual Disk. . . . . . . . . . . . . . . 140Guidelines for Creating Snapshot Schedules . . . .

100 Configuration: Disk Groups and Virtual Disks5In Advanced virtual disk parameters, you can select:•Use recommended settings.•Customize settings.6Cl

Configuration: Disk Groups and Virtual Disks 101To change the virtual disk modification priority:1In the AMW, select the Logical tab.2Select a virtual

102 Configuration: Disk Groups and Virtual DisksTo change the virtual disk cache settings:1In the AMW, select the Logical tab and select a virtual dis

Configuration: Disk Groups and Virtual Disks 1035Click OK.A message prompts you to confirm the change in the virtual disk modification priority.6Click

104 Configuration: Disk Groups and Virtual DisksTo change the segment size of a virtual disk:1In the AMW, select the Logical tab and select a virtual

Configuration: Disk Groups and Virtual Disks 105To change the I/O type:1Select from these virtual disk I/O characteristic types, based on your applica

106 Configuration: Disk Groups and Virtual DisksPhysical Disk Security with Self Encrypting DiskSelf encrypting disk (SED) technology prevents unautho

Configuration: Disk Groups and Virtual Disks 107Table 9-1 shows how to interpret the security status of a disk group.The Physical Disk Security menu i

108 Configuration: Disk Groups and Virtual DisksThe Create a secure disk group option is displayed in the Create Disk Group Wizard - Disk Group Name a

Configuration: Disk Groups and Virtual Disks 109To create a security key:1In the AMW toolbar, select Storage ArrayPhysical Disk SecurityCreate Sec

Contents 11Resuming a Snapshot Rollback . . . . . . . . . . 160Canceling a Snapshot Rollback . . . . . . . . . . 16111 Configuration: Premium Feat

110 Configuration: Disk Groups and Virtual DisksAfter you have created a security key, you can create secure disk groups from security capable physica

Configuration: Disk Groups and Virtual Disks 1113In Secure key identifier, enter a string that becomes part of the secure key identifier. You may leav

112 Configuration: Disk Groups and Virtual DisksTo save the security key for the storage array:1In the AMW toolbar, select Storage ArrayPhysical Dis

Configuration: Disk Groups and Virtual Disks 113the appropriate security key must also be imported to the new storage array. Otherwise, the data on th

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

Configuration: Disk Groups and Virtual Disks 115• Right-click the physical disk and select Hot Spare Coverage from the pop-up menu.The Hot Spare Physi

116 Configuration: Disk Groups and Virtual DisksA hot spare is an idle, powered-on, stand-by physical disk ready for immediate use in case of disk fai

Configuration: Disk Groups and Virtual Disks 117If there are secure disk groups and security capable disk groups in the storage array, the hot spare p

118 Configuration: Disk Groups and Virtual Disksattempts to choose physical disks that provide enclosure loss protection. If you choose to create a di

Configuration: Disk Groups and Virtual Disks 119Host-to-Virtual Disk MappingAfter you create virtual disks, you must map them to the host(s) connected

12 ContentsRecopying a Virtual Disk. . . . . . . . . . . . . . . . 174Preparing Host Servers to Recopy a Virtual Disk. . . . . . . . . . . . . . .

120 Configuration: Disk Groups and Virtual Disks1In the AMW, select the Mappings tab.2In the Topology pane, select:•Default Group• Undefined mappings

Configuration: Disk Groups and Virtual Disks 121Modifying and Removing Host-to-Virtual Disk MappingYou can modify or remove a host-to-virtual disk map

122 Configuration: Disk Groups and Virtual Disks8Restart the host applications.Changing Controller Ownership of the Virtual DiskIf the host has a sing

Configuration: Disk Groups and Virtual Disks 1233Perform one of these actions:• Select Mappings Remove.• Right-click the virtual disk, and select Rem

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

Configuration: Disk Groups and Virtual Disks 125Note the virtual disk that you want to delete from the mapping. For example, the following information

126 Configuration: Disk Groups and Virtual Disks7If a new LUN is mapped or volume capacity is changed, run the following command: # rescan_dm_devs

Configuration: Disk Groups and Virtual Disks 127Mappings area. If additional mappings are defined for one of these Unidentified Mappings, the Define A

128 Configuration: Disk Groups and Virtual Diskssource virtual disk. When the virtual disk copy is completed or is stopped, ownership of the target vi

Configuration: Disk Groups and Virtual Disks 129cSelect Disk Group Change Ownership/Preferred Path. Alternatively, you can right-click the disk grou

Contents 13Downloading Physical Disk Firmware . . . . . . . . . 195Downloading MD1200 Series Expansion Module EMM Firmware . . . . . . . . . . . . .

130 Configuration: Disk Groups and Virtual Disks3Select Disk Group Change RAID Level.4Select the RAID level (RAID level 0, RAID level 1, RAID level

Configuration: Disk Groups and Virtual Disks 131Storage partitioning is unavailable when:• No valid host groups or hosts exist in the Topology pane on

132 Configuration: Disk Groups and Virtual Disks NOTE: If the RAID level of the disk group is RAID level 5, or RAID level 6, and the expansion enclos

Configuration: Disk Groups and Virtual Disks 133Using Unconfigured CapacityYou can increase the capacity of a standard virtual disk or a snapshot repo

134 Configuration: Disk Groups and Virtual Disks• Remote mirror pairs • Mirror repositories Exporting a Disk GroupOn the source storage array:1Save th

Configuration: Disk Groups and Virtual Disks 135On the target storage array:1Insert the exported physical disks into the available physical disk slots

136 Configuration: Disk Groups and Virtual DisksStorage Array Media ScanThe media scan is a background operation that examines virtual disks to verify

Configuration: Disk Groups and Virtual Disks 137The media scan duration specifies the number of days for which the media scan runs on the selected vir

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Configuration: Premium Feature—Snapshot Virtual Disks 13910Configuration: Premium Feature—Snapshot Virtual Disks NOTE: If you ordered this feature, y

14 ContentsRAID Controller Module Backup Battery Unit. . . . . 214Removing the RAID Controller Module Backup Battery Unit . . . . . . . . . . . . .

140 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 141Friday, at a time between the end of the work day and 11PM. Do not select an end date. Apply

142 Configuration: Premium Feature—Snapshot Virtual DisksEnabling and Disabling Snapshot SchedulesA scheduled snapshot operation can be temporarily su

Configuration: Premium Feature—Snapshot Virtual Disks 143About the Simple PathUsing the simple path, you can specify:• Snapshot Virtual Disk Name—A us

144 Configuration: Premium Feature—Snapshot Virtual Disks NOTE: Mapping the snapshot virtual disk to the node that does not own the source virtual di

Configuration: Premium Feature—Snapshot Virtual Disks 1452In the AMW, select the Logical tab and select a valid source virtual disk.3Select Virtual Di

146 Configuration: Premium Feature—Snapshot Virtual Disks13To associate the mapping between the storage array name and the virtual disk name, run the

Configuration: Premium Feature—Snapshot Virtual Disks 147– Dell recommends placing the snapshot repository virtual disk within the disk group of the s

148 Configuration: Premium Feature—Snapshot Virtual DisksThe destination of a snapshot repository virtual disk is determined based on the free capacit

Configuration: Premium Feature—Snapshot Virtual Disks 1492Using your Windows system, flush the cache to the source. At the host prompt, type SMrepassi

Contents 15Device Health Conditions . . . . . . . . . . . . . . . . 229Storage Array Support Data. . . . . . . . . . . . . . . 232Automatically Coll

150 Configuration: Premium Feature—Snapshot Virtual Disks3Select Virtual Disk Snapshot Create. Alternatively, you can right-click the source virtual

Configuration: Premium Feature—Snapshot Virtual Disks 15112Click OK.13In the Mappings tab, assign mappings between the snapshot virtual disk and the h

152 Configuration: Premium Feature—Snapshot Virtual Disks• The next available sequence number is based on the number of existing snapshots of a source

Configuration: Premium Feature—Snapshot Virtual Disks 153 NOTE: You can add a maximum of two physical disks at one time to increase snapshot reposito

154 Configuration: Premium Feature—Snapshot Virtual Disks7If unassigned physical disks are not available, do you have empty slots in the expansion enc

Configuration: Premium Feature—Snapshot Virtual Disks 155A new Free Capacity node is created and shown in the Logical tab if these conditions exist:•A

156 Configuration: Premium Feature—Snapshot Virtual DisksPreparing Host Servers to Re-create a Snapshot Virtual Disk NOTE: Before you create a new sn

Configuration: Premium Feature—Snapshot Virtual Disks 157Re-creating Snapshot Virtual DisksYou can re-create a snapshot virtual disk that you have pre

158 Configuration: Premium Feature—Snapshot Virtual DisksThe associated snapshot repository virtual disk must have sufficient capacity to process the

Configuration: Premium Feature—Snapshot Virtual Disks 159If an error occurs during the rollback, the operation is paused and the base virtual disk and

16 Contents19 Troubleshooting: Your Array . . . . . . . . . 253Safety First—For you and Your Array . . . . . . . . . 253Troubleshooting Storage Arr

160 Configuration: Premium Feature—Snapshot Virtual Disks2Choose one:• Select the snapshot virtual disk, and select Virtual Disk SnapshotRollback.•

Configuration: Premium Feature—Snapshot Virtual Disks 161Canceling a Snapshot Rollback WARNING: Risk of data loss: If you cancel a snapshot rollback

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Configuration: Premium Feature—Virtual Disk Copy 16311Configuration: Premium Feature—Virtual Disk Copy NOTE: A virtual disk copy overwrites data on t

164 Configuration: Premium Feature—Virtual Disk CopyReasons to use virtual disk copy include:• Copying data for improved access—As your storage requir

Configuration: Premium Feature—Virtual Disk Copy 165formatted with a journaling file system, any attempt to issue a read request to the source virtual

166 Configuration: Premium Feature—Virtual Disk CopyCreating a Virtual Disk Copy for an MSCS Shared DiskTo create a virtual disk copy for a Microsoft

Configuration: Premium Feature—Virtual Disk Copy 167• To enable Read-Only permission, select Change Target Virtual Disk Permissions Enable Read-Only

168 Configuration: Premium Feature—Virtual Disk CopyCreating a Virtual Disk Copy CAUTION: Possible loss of data – Source virtual disks that are parti

Configuration: Premium Feature—Virtual Disk Copy 169Virtual Disk Copy and Modification OperationsIf a modification operation is running on a source vi

Contents 1720 Getting Help. . . . . . . . . . . . . . . . . . . . . . 265Locating Your System Service Tag . . . . . . . . . . . 265Contacting Dell

170 Configuration: Premium Feature—Virtual Disk CopyPreferred RAID Controller Module OwnershipDuring a virtual disk copy, the same RAID controller mod

Configuration: Premium Feature—Virtual Disk Copy 171Copying the Virtual DiskYou can create a virtual disk copy by using the Create Copy Wizard. CAUT

172 Configuration: Premium Feature—Virtual Disk Copy7In the Select target virtual disk area, select the appropriate virtual disk 8In the Select copy p

Configuration: Premium Feature—Virtual Disk Copy 173Setting Copy PriorityYou can use the Copy Manager to select the rate at which a virtual disk copy

174 Configuration: Premium Feature—Virtual Disk CopyTo stop a virtual disk copy, complete the following steps:1In the AMW, select Virtual Disk Copy M

Configuration: Premium Feature—Virtual Disk Copy 1753To ensure that the virtual disk is in Optimal or Disabled status, select the Summary tab, then cl

176 Configuration: Premium Feature—Virtual Disk Copy4Select the copy pair in the table.5Select Copy Re-Copy.The Re-Copy window is displayed.6Set the

Configuration: Premium Feature—Upgrading to High-Performance-Tier 17712Configuration: Premium Feature—Upgrading to High-Performance-Tier The High Perf

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Configuration: Device Mapper Multipath for Linux 17913Configuration: Device Mapper Multipath for LinuxOverviewThe MD3200 Series storage array uses a L

18 Contentsbook.book Page 18 Tuesday, June 18, 2013 2:53 PM

180 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 181Device Mapper Configuration Steps To complete the DM multipathing configuration and make the stora

182 Configuration: Device Mapper Multipath for Linux# multipath –llThe output must be similar to this example, which shows the output for one mapped v

Configuration: Device Mapper Multipath for Linux 183DELL is the vendor of the deviceMD3200 is the model of the deviceSdx is the physical path to the o

184 Configuration: Device Mapper Multipath for LinuxOn SLES 11.x hosts, a partition node has the format /dev/mapper/mpath<x>-part<y>, wher

Configuration: Device Mapper Multipath for Linux 1852Edit the /etc/multipath.conf file as follows:blacklist {wwid drive_wwid…}or blacklist { devic

186 Configuration: Device Mapper Multipath for LinuxTable 13-1. Device Mapper CommandsCommand Descriptionsmultipath -h Prints usage informationmultipa

Configuration: Device Mapper Multipath for Linux 187Limitations and Known Issues• In certain error conditions with the no_path_retry or the queue_if_n

188 Configuration: Device Mapper Multipath for LinuxTroubleshootingQuestion AnswerHow can I check if multipathd is running?Run the following command/e

Management: Firmware Downloads 18914Management: Firmware DownloadsDownloading RAID Controller and NVSRAM PackagesA version number exists for each firm

Introduction 191Introduction NOTE: Unless specified, MD3200 Series represents Dell PowerVault MD3200 and Dell PowerVault MD3220 Storage Arrays. WARNI

190 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 1917Click Transfer.Keep these guidelines in mind:–If the Transfer button is inactive, ensure that you either select an

192 Management: Firmware Downloads12To locate the directory in which the file to download resides, click Browse in the Select files area.The Select Fi

Management: Firmware Downloads 1932Select Advanced Maintenance Download RAID Controller Module NVSRAM orSelect the Support tab, and click Download

194 Management: Firmware Downloads8In the Storage array pane, select the storage array for which you want to download the NVSRAM firmware.You can sele

Management: Firmware Downloads 195Downloading Physical Disk Firmware CAUTION: When updating physical disk firmware, you must stop all I/O activity t

196 Management: Firmware DownloadsTo download Physical Disk Firmware:1From the AMW, select Advanced Maintenance Download Physical Disk.The Download

Management: Firmware Downloads 197Downloading MD1200 Series Expansion Module EMM Firmware NOTE: Due to a limitation with Linux, expansion enclosure E

198 Management: Firmware Downloads NOTE: If you click Stop while a firmware download is in progress, the download-in-progress finishes before the ope

Management: Firmware Downloads 199controller encounters an error while accessing a peer disk, it is unable to recover the data and affected sectors ar

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

20 IntroductionInside the Box of the Dell PowerVault MD3200 Series Storage ArrayYour MD3200 Series product package includes:• Dell PowerVault MD3200 S

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Management: Installing Array Components 20115Management: Installing Array ComponentsRecommended ToolsYou may need the following items to perform the p

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

Management: Installing Array Components 203Hard DrivesSAFETY: Models AMT, E03J, and E04JModels AMT, E03J, and E04J are intended for installation only

204 Management: Installing Array ComponentsFigure 15-3. Removing and Installing a 2.5" Hard-Drive Blank (MD3220 Only)Installing a Hard-Drive Blan

Management: Installing Array Components 2052From the Modular Disk Storage Manager (MDSM) software, prepare the drive for removal. Wait until the hard-

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

Management: Installing Array Components 207Removing a Hard Drive From a Hard-Drive CarrierRemove the screws from the slide rails on the hard-drive car

208 Management: Installing Array ComponentsFigure 15-6. Removing and Installing a Hard Drive Into a 2.5" Hard-Drive Carrier1 screws (4) 2 hard d

Management: Installing Array Components 209Installing a Hard Drive Into a Hard-Drive Carrier1 Insert the hard drive into the hard-drive carrier with t

Introduction 21•The Getting Started Guide provides an overview of setting up and cabling your storage array. •The Deployment Guide provides installati

210 Management: Installing Array Components5Connect all the power cables to the array.6Turn on the array and the host server.Figure 15-7. Removing and

Management: Installing Array Components 211Removing a RAID Controller Module CAUTION: Many repairs may only be done by a certified service technicia

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

Management: Installing Array Components 213Figure 15-9. Opening and Closing the RAID Controller ModuleClosing the RAID Controller Module CAUTION: Man

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

Management: Installing Array Components 215Installing the RAID Controller Module Backup Battery Unit CAUTION: Many repairs may only be done by a cert

216 Management: Installing Array ComponentsPower Supply/Cooling Fan Module NOTE: Your storage array includes two integrated, hot-swappable power supp

Management: Installing Array Components 217Figure 15-11. Removing and Installing a Power Supply/Cooling Fan ModuleInstalling a Power Supply/Cooling Fa

218 Management: Installing Array Components2Connect the power cable to the power supply/cooling fan module and plug the cable into a power outlet.3Sec

Management: Installing Array Components 2193Remove the hard drives from:– slots 0 to 2 in PowerVault MD3200 – slots 0 to 5 in PowerVault MD3220See &qu

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220 Management: Installing Array ComponentsFigure 15-14. Removing and Installing the Control Panel-PowerVault MD3220Installing the Control Panel1Align

Management: Installing Array Components 221Backplane CAUTION: Many repairs may only be done by a certified service technician. You must only perform

222 Management: Installing Array ComponentsFigure 15-15. Removing and Installing the RAID Controller Module/Power Supply Cage1 screws (6) 2 RAID cont

Management: Installing Array Components 223Figure 15-16. Removing and Installing the Backplane-PowerVault MD3200Figure 15-17. Removing and Installing

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

Management: Firmware Inventory 22516Management: Firmware InventoryA storage array is made up of many components, which may include RAID controller mod

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Management: System Interfaces 22717Management: System InterfacesMicrosoft ServicesVirtual Disk ServiceThe Microsoft Virtual Disk Service (VDS) is a co

228 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 22918Troubleshooting: Your Storage Array SoftwareStart-Up Routine Look and listen during the array’s star

Planning: About Your Storage Array 232Planning: About Your Storage ArrayOverviewThe MD3200 Series storage array is designed for high availability, off

230 Troubleshooting: Your Storage Array SoftwareTo launch the AMW, perform one of these actions:•On the Devices tab, in either the Tree view or the Ta

Troubleshooting: Your Storage Array Software 231In the Table view, every managed storage array is listed once, regardless of the number of attachments

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

Troubleshooting: Your Storage Array Software 2332Enter a name for the support data file in Specify filename or click Browse to navigate to a previousl

234 Troubleshooting: Your Storage Array SoftwareCollecting the Physical Disk DataYou can use the Collect Physical Disk Data option to collect log sens

Troubleshooting: Your Storage Array Software 235The event log shows two types of event views:• Summary view—Shows an event summary in a table form. •

236 Troubleshooting: Your Storage Array SoftwareYou can detect a problem using the following indicators:• Non-Optimal status icons • Alert notificatio

Troubleshooting: Your Storage Array Software 2374To search the storage array profile:aClick .bType the term that you want to search for in the Find te

238 Troubleshooting: Your Storage Array SoftwareViewing the Logical AssociationsYou can use the Associated Logical Elements option to view the logical

Troubleshooting: Your Storage Array Software 239Finding NodesYou can use the Find option to search for a particular node on the Logical tab, the Physi

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

240 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 2411On the Logical tab of the AMW, select one of these virtual disks, and go to the indicated step:• Snap

242 Troubleshooting: Your Storage Array SoftwareTo recover from an unresponsive storage array:1Check the Tree View in the EMW to see if all storage ar

Troubleshooting: Your Storage Array Software 24312For an in-band managed storage array, make sure that the host is network accessible by using the pin

244 Troubleshooting: Your Storage Array Software22Determine if there is an excessive amount of network traffic to one or more RAID controller modules.

Troubleshooting: Your Storage Array Software 2454When you have located the physical disks, click OK.The LEDs stop blinking. If any other blink operati

246 Troubleshooting: Your Storage Array SoftwareBlink Physical Disk) are currently being invoked from another storage management station, these LEDs a

Troubleshooting: Your Storage Array Software 247Clicking Cancel stops the state capture process, and any remaining tests do not complete. Any test inf

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

Troubleshooting: Your Storage Array Software 249bMake sure that the network can access the host by using the ping command in the following syntax: pin

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

250 Troubleshooting: Your Storage Array SoftwarecExamine the ethernet cables to make sure that you cannot see any damage and that they are tightly con

Troubleshooting: Your Storage Array Software 251Starting or Restarting the Host Context Agent SoftwareThe host context agent software module is the so

252 Troubleshooting: Your Storage Array SoftwareAfter the program completes the startup process, text similar to the following messages is displayed:M

Troubleshooting: Your Array 25319Troubleshooting: Your ArraySafety First—For you and Your Array CAUTION: Many repairs may only be done by a certified

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

Troubleshooting: Your Array 255Troubleshooting Array Cooling Problems CAUTION: Many repairs may only be done by a certified service technician. You m

256 Troubleshooting: Your ArraycReseat the EMM module and wait for 30 seconds. See "Removing an EMM" in the MD1200 and MD1220 Storage Enclos

Troubleshooting: Your Array 257• If the array status LED is solid or blinking amber:aIn the AMW, select the Summary tab, and click on Storage Array ne

258 Troubleshooting: Your ArrayTroubleshooting Hard Drives CAUTION: Many repairs may only be done by a certified service technician. You must only pe

Troubleshooting: Your Array 259Troubleshooting Array and Expansion Enclosure Connections1Verify that the RAID controller module port link status LED a

26 Planning: About Your Storage Array3 Split mode LED This LED must be unlit as the split mode function is not supported by the MD3200 Series Storage

260 Troubleshooting: Your ArrayTroubleshooting a Wet Storage Array CAUTION: Many repairs may only be done by a certified service technician. You must

Troubleshooting: Your Array 261Troubleshooting a Damaged Array CAUTION: Many repairs may only be done by a certified service technician. You must onl

262 Troubleshooting: Your ArrayInvalid Storage ArrayThe RAID controller module is supported only in a Dell-supported storage array. Upon installation

Troubleshooting: Your Array 263• Backplane/power supply failure• Two or more temperature sensors are unreadable• Failure to detect or unable to commun

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Getting Help 26520Getting HelpLocating Your System Service TagYour system is identified by a unique Express Service Code and Service Tag number. The E

266 Getting HelpDocumentation FeedbackIf you have feedback for this document, write to [email protected]. Alternatively, you can click o

Index 267Index AAccess Virtual Disk, 66Advanced FeatureUsing Snapshot and Disk Copy Together, 5 4Advanced Features, 50Snapshot Repository Virtual Disk

Index 268DDefining a Host, 86Dellcontacting, 265Disk GroupCreating, 96Expansion, 131Export, 133Exporting, 134Import, 134Locating, 98Migration, 133Disk

Index 269removing, 204Hard-Drive Indicator Patterns, 28Hardware FeaturesBack panel features, 27Front panel features, 24Hard drive indicator patterns,

Planning: About Your Storage Array 27Back Panel Features and IndicatorsFigure 2-4. Back-Panel Features and Indicators—Dell PowerVault MD3200 Series1 6

Index 270Virtual Disk Copy, 53Monitoring Performance, 57Multi-PathPreferred and Alternate Controllers and Paths, 55Multi-Path Software, 54NNon-Exporta

Index 271SSafety, 19safety, 253Security KeyChanging, 110Creating, 108Saving, 111Segment Size, 43Setting a Password, 71Setting Copy Priority, 173Simple

Index 272connections, 259cooling problems, 255damaged enclosure, 261external connections, 253hard drives, 258loss of communication, 253power supply/co

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 MD3200 Series storage array includes two integrated, hot-swappable power

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

30 Planning: About Your Storage ArrayPower Indicator Codes and FeaturesFigure 2-6. Power Indicator Codes and FeatureItem LED Type Icon Description1 DC

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. MD3200 Series SAS RAID Controller ModuleItem Component F

Planning: RAID Controller Modules 339 Controller power LEDLights green when controller power is on.Off when controller is not powered.10 SAS IN 0 port

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

Planning: RAID Controller Modules 35Storage Array Thermal ShutdownThe system automatically shuts down when system temperature exceeds the safe thresho

36 Planning: RAID Controller ModulesCache Functions and FeaturesCache MirroringCache mirroring function copies accepted host-write data from the prima

Planning: MD3200 Series Storage Array Terms and Concepts 374Planning: MD3200 Series Storage Array Terms and ConceptsThis chapter explains the terms an

38 Planning: MD3200 Series Storage Array Terms and ConceptsPhysical DisksOnly Dell supported 6.0-Gbps SAS physical disks are supported in the storage

Planning: MD3200 Series Storage Array Terms and Concepts 39If a disk drive rebuild fails because of a source drive failure or because the drive is too

4 ContentsRAID Controller Module Connectors and Features . . . . . . . . . . . . . . . . . . . . . . . 32RAID Controller Module—Additional Features

40 Planning: MD3200 Series Storage Array Terms and Concepts3Provide host server access.4Create mappings to associate the virtual disks with the host s

Planning: MD3200 Series Storage Array Terms and Concepts 41Using multiple physical disks has the following advantages over using a single physical dis

42 Planning: MD3200 Series Storage Array Terms and ConceptsRAID 1RAID 1 uses disk mirroring so that data written to one physical disk is simultaneousl

Planning: MD3200 Series Storage Array Terms and Concepts 43Segment SizeDisk striping enables data to be written across multiple physical disks. Disk s

44 Planning: MD3200 Series Storage Array Terms and ConceptsConsistency CheckA consistency check verifies the correctness of data in a redundant array

Planning: MD3200 Series Storage Array Terms and Concepts 45Virtual Disk Operations LimitThe maximum number of active, concurrent virtual disk processe

46 Planning: MD3200 Series Storage Array Terms and ConceptsDynamic segment size migration enables the segment size of a given virtual disk to be chang

Planning: MD3200 Series Storage Array Terms and Concepts 47Disk Group DefragmentationDefragmenting consolidates the free capacity in the disk group in

48 Planning: MD3200 Series Storage Array Terms and Concepts• Segment size migration• Disk group expansion• Disk group defragmentationThe priority of e

Planning: MD3200 Series Storage Array Terms and Concepts 49the MD3200 Series storage array does not recognize the migrating metadata and that data is

Contents 5Cycle Time . . . . . . . . . . . . . . . . . . . . . 44Virtual Disk Operations Limit . . . . . . . . . . . . 45Disk Group Operations. .

50 Planning: MD3200 Series Storage Array Terms and Concepts• Migrating virtual disks to a storage array with no existing physical disks—Turn off the d

Planning: MD3200 Series Storage Array Terms and Concepts 51Host Server-to-Virtual Disk MappingThe host server attached to a storage array accesses var

52 Planning: MD3200 Series Storage Array Terms and Conceptsonline and user-accessible. When the backup is completed, the snapshot virtual disk is no l

Planning: MD3200 Series Storage Array Terms and Concepts 53Virtual Disk CopyVirtual disk copy is a premium feature to:•Back up data• Copy data from di

54 Planning: MD3200 Series Storage Array Terms and ConceptsVirtual Disk RecoveryYou can use the Edit host server-to-virtual disk mappings feature to r

Planning: MD3200 Series Storage Array Terms and Concepts 55The multi-path software identifies the existence of multiple paths to a virtual disk and es

56 Planning: MD3200 Series Storage Array Terms and ConceptsOwnership can later be modified to balance workload according to actual usage. If virtual d

Planning: MD3200 Series Storage Array Terms and Concepts 57• Least path weight with subset (Windows operating systems only)—The least queue depth with

58 Planning: MD3200 Series Storage Array Terms and Concepts4Click Settings.aSelect the items that you want to monitor. You can monitor:• RAID controll

Planning: MD3200 Series Storage Array Terms and Concepts 5912Click Save.The Performance Monitor data provides information about how your storage array

6 Contents5 Configuration: Overview . . . . . . . . . . . . 61User Interface . . . . . . . . . . . . . . . . . . . . . . 61Enterprise Management W

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Configuration: Overview 615Configuration: OverviewDell PowerVault Modular Disk Storage Manager (MDSM) online help contains information on the how to u

62 Configuration: OverviewEnterprise Management WindowThe EMW provides high-level management of storage arrays. When you start MDSM, the EMW is displa

Configuration: Overview 63Inheriting the System SettingsUse the Inherit System Settings option to import the operating system theme settings into the

64 Configuration: Overview• Physical tab—You can view the organization of the storage array by RAID controller modules, physical disks, and other hard

Configuration: About Your Storage Array 656Configuration: About Your Storage ArrayOut-of-Band and In-Band ManagementYou can manage a storage array in

66 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 67 NOTE: For Linux, set the default gateway so that broadcast packets are sent to 255.255.255.0. For Red Hat

68 Configuration: About Your Storage Array NOTE: The host agent must be restarted before in-band management communication can be established. See &qu

Configuration: About Your Storage Array 69• Save Configuration—Save the configuration parameters in a file that you can use to restore the configurati

Contents 7Setting the Storage Array RAID Controller Module Clocks . . . . . . . . . . . . . . . . . . . 827 Configuration: Event Monitor . . . . .

70 Configuration: About Your Storage ArrayA confirmation message is displayed.4Click OK.Naming or Renaming Storage ArraysEach storage array must be as

Configuration: About Your Storage Array 71Setting a PasswordYou can configure each storage array with a password to protect it from unauthorized acces

72 Configuration: About Your Storage ArrayPassword GuidelinesFollow these guidelines when you create a password:• Use secure passwords for your storag

Configuration: About Your Storage Array 73Adding/Editing a Comment to an Existing Storage ArrayA descriptive comment, with an applicable storage array

74 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 75Changing the Cache Settings on the Storage ArrayTo change the storage array cache settings:1In the AMW, sele

76 Configuration: About Your Storage ArrayTo change the enclosure order in the Physical pane:1In the AMW, select Storage Array Change Enclosure Orde

Configuration: About Your Storage Array 77Configuring E-mail AlertsFor more information on configuring alert notifications, see "Configuring Aler

78 Configuration: About Your Storage Array6To include the contact information of the sender in the e-mail alert, select Include contact information wi

Configuration: About Your Storage Array 79An alert icon is displayed next to each node in the Tree view where an alert is set. To ensure that the e-ma

8 ContentsCreating Disk Groups . . . . . . . . . . . . . . . . 96Locating a Disk Group . . . . . . . . . . . . . . . 98Creating Virtual Disks. .

80 Configuration: About Your Storage Array• Adding an SNMP address—In Community name, type the community name. In Trap destination, type the trap dest

Configuration: About Your Storage Array 81Battery SettingsA smart battery backup unit (BBU) can perform a learn cycle. The smart BBU module includes t

82 Configuration: About Your Storage ArraySetting the Storage Array RAID Controller Module ClocksYou can use the Synchronize RAID Controller Module Cl

Configuration: Event Monitor 837Configuration: Event MonitorAn event monitor is provided with Dell PowerVault Modular Disk Storage Manager (MDSM). The

84 Configuration: Event MonitorEnabling or Disabling the Event MonitorYou can enable or disable the event monitor at any time.Disable the event monito

Configuration: About Your Host 858Configuration: About Your HostConfiguring Host AccessModular Disk Storage Manager (MDSM) software is comprised of mu

86 Configuration: About Your Host• Change the host port identifier alias or user label.• Move or associate a host port identifier to a different host.

Configuration: About Your Host 87• Select the Mappings tab. Right-click the root node (storage array name), Default Group node, or Host Group node in

88 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 89• Right-click the storage array or the Default Group, and select Define Host Group from the pop-up menu.4Type the na

Contents 9Changing the RAID Controller Module Ownership of a Disk Group. . . . . . . . . . . . . 123Changing the RAID Level of a Disk Group . . . . .

90 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 91• Changing a host type MDSM automatically detects these changes for any host running the host agent software.Starting

92 Configuration: About Your Host3If the host context agent is running, click Action Stop, then wait approximately 5 seconds. 4Click Action Start. I

Configuration: About Your Host 93Managing Host Port IdentifiersYou can manage the host port identifiers that are added to the storage array. You can:•

94 Configuration: About Your Host5Select the method to add a host port identifier to the host. You can select:•Add by selecting a know unassociated ho

Configuration: Disk Groups and Virtual Disks 959Configuration: Disk Groups and Virtual DisksCreating Disk Groups and Virtual DisksDisk groups are crea

96 Configuration: Disk Groups and Virtual DisksA disk group must be organized according to its related tasks and subtasks. For example, if you create

Configuration: Disk Groups and Virtual Disks 973Type the name of the disk group (up to 30 characters) in Disk group name.4Select the appropriate Physi

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

Configuration: Disk Groups and Virtual Disks 99 NOTE: Ensure that you create disk groups before creating virtual disks.To create virtual disks:1Choos