Dell PowerVault MD3000 Manuale Utente

www.dell.com | support.dell.comDell™ PowerVault™ Modular DiskStorage Manager User’s Guide

10 Contents

100 Firmware Downloads

Troubleshooting 101Troubleshooting ProblemsThe following sections provide information to assist you in resolving problems that may occur with your MD

102 TroubleshootingA storage array is always in one of six possible health status conditions, which you can identify by the status icon.• Optimal stat

Troubleshooting 103where -f flushes all the memory-resident data for the file system indicated by <filesystem-identifier>, and <filesystem-id

104 TroubleshootingUnidentified DevicesAn unidentified node or device occurs when the MD Storage Manager cannot access a new storage array. Causes for

Troubleshooting 105bMake sure that the network can access the host by using the ping command in the following syntax: ping <host-name-or-IP-address

106 TroubleshootingdMake sure that the applicable network configuration tasks have been done (for example, the IP addresses have been assigned to each

Hardware Considerations 107Enclosure Hardware Replacement, Maintenance, and Configuration ConsiderationsRemoving and Inserting Enclosure Management Mo

108 Hardware Considerations2After attaching the SAS cables, wait at least three minutes for the EMM to reach optimal state. NOTE: You may experience

Hardware Considerations 109MD3000 Cluster Configuration Guidelines for Standalone Host ServersIf one of the standalone host servers you are planning t

About This Guide 11About This GuideDell™ PowerVault™ Modular Disk (MD) Storage Manager software is used to create and manage multiple storage arrays.

110 Hardware Considerations

Index 111IndexAalerte-mail, 27SNMP, 27Bbackup, 84CConfigure tab, 12copy pairsremoving, 93copy priority, 89Ddiskexpansion, 62disk group, 12, 53-55, 80d

112 IndexIiSCSIadvanced host port settings, 35changing target discovery, 34changing target identification, 34configuring host ports, 35edit, remove, o

Index 113Uunconfigured capacity, 53utilitieshot_add, 58Vvirtual disk, 53-54access, 15deleting in Linux, 55name, 78-79recopy, 90registering, 57source,

114 Index

12 About This Guide• Beneath the Array Selector is the Content Area. Several tabs appear in this area to group the tasks you can perform on the select

About This Guide 13Tools Tab• Rename a storage array• Set or change a password• View or enable premium features• Turn on indicator lights• Change encl

14 About This Guide• View online help• View the event logOther Information You May Need CAUTION: For complete regulatory and safety information, see

Storage Array 15About Your Storage ArrayThis chapter covers basic information about how to manage storage arrays from MD Storage Manager, including ad

16 Storage Array NOTICE: Removing or manipulating an access virtual disk can cause a loss of management access. If you remove an access virtual disk

Storage Array 17Adding Storage ArraysTo add a storage array to MD Storage Manager, click New in the Array Selector area. A window is displayed that al

18 Storage Array• To add a storage array that uses out-of-band management, specify the host name or IP address of each controller in the storage array

Storage Array 19To remove a storage array:1Click Remove located to the right of the drop-down menu in the Array Selector.2Click OK in the Remove dialo

Notes and Notices NOTE: A NOTE indicates important information that helps you make better use of your computer. NOTICE: A NOTICE indicates either pot

20 Storage Array6Configure Host Access — Set up one or more hosts to access the storage array. See "Configuring Host Access" on page 43 for

Storage Array 21Storage Array Support DataAggregated support data can be generated for a storage array to aid in remote troubleshooting and issue anal

22 Storage ArrayTo remove a password:• Enter the current password in the Current password text box.• Leave the New password and Confirm new password t

Storage Array 23System Setup for Password ResetMicrosoft® Windows® Operating Systems1Click Start → Programs → Accessories → Communication → HyperTermi

24 Storage Array7Press <I> to set the speed to 115200.8Press <Q> to set the data, parity, and stopbits to 8-N-1, then press <Enter>.

Storage Array 25 NOTE: If you require help with this procedure, contact Dell for technical assistance. For more information on contacting Dell, see t

26 Storage ArraySender e-mail settings include the SMTP and e-mail address information MD Storage Manager uses to send e-mail alerts. To configure sen

Storage Array 27•Every x hours— Sends an e-mail at the specified interval if an event occurred during that period. You can select this option only if

28 Storage ArrayStarting or Restarting the Host-Agent Software in WindowsThe SMagent software automatically starts after you reboot the host. If you a

Storage Array 29After the program completes the startup process, text similar to the following messages is displayed:Storage Manager Agent, Version 09

Contents 3Contents1 About This Guide . . . . . . . . . . . . . . . . . . . 11User Interface . . . . . . . . . . . . . . . . . . . . . . 11Summary T

30 Storage Array

Using iSCSI 31Using iSCSI This chapter provides information on using iSCSI in MD Storage Manager. For iSCSI prerequisite requirements and detailed ste

32 Using iSCSIChanging the iSCSI Target AuthenticationIf an initiator requires mutual (bi-directional) authentication see "Entering Mutual Authen

Using iSCSI 33must enter the same CHAP secret that is defined in the iSCSI initiator, and you must define a CHAP secret on the target (the storage arr

34 Using iSCSIChanging the iSCSI Target IdentificationYou cannot change the iSCSI target name, but you can associate an alias with the target for simp

Using iSCSI 35Configuring the MD3000i iSCSI Host PortsUse the configuration dialog for the iSCSI host ports to set up the MD3000i iSCSI host ports to

36 Using iSCSI NOTE: Changing any of these settings resets the iSCSI port. I/O is interrupted to any host accessing that port. You can access the I/O

Using iSCSI 37bIn the confirmation window, type yes to confirm that you want to end the iSCSI session, and then click OK. NOTE: If you end a session,

38 Using iSCSIcConfirm that you want to set the baseline statistics in the dialog that appears. The baseline time shows the latest time you set the ba

Using iSCSI 39Add an iSCSI Initiator. 1Click the Modify tab, and then click Edit Host Topology.2Select the host you want to add an iSCSI initiator to

4 ContentsSetting a Password . . . . . . . . . . . . . . . . . . . 21Password Guidelines. . . . . . . . . . . . . . . . 22Resetting a Password. .

40 Using iSCSI

Event Monitor 41Event MonitorAn event monitor is provided with MD Storage Manager. When enabled, the event monitor runs continuously in the background

42 Event MonitorDisabling the Event Monitor Disable the event monitor if you do not want the system to send alert notifications. If you are running th

About Your Host 43About Your HostThis chapter covers basic information about configuring host groups and host access, host topology, and I/O data path

44 About Your HostTo begin configuring host access, click the Configure tab and then click either Configure Host Access (Automatic) or Configure Host

About Your Host 454Specify the HBA host ports by choosing known host ports or by manually defining host ports.To select a host port that is already re

46 About Your HostTo manually define an initiator, click New, enter the iSCSI initiator name and iSCSI initiator label in the Enter new iSCSI initiato

About Your Host 47Host GroupsA host group is a logical entity of two or more hosts that share access to specific virtual disks on the storage array. Y

48 About Your Host4Select the host group to which you want to move the host.5Click OK.The host is moved into the host group. The host retains the virt

About Your Host 49The host retains the virtual disk mappings assigned to it, and inherits the virtual disk mappings assigned to the group to which it

Contents 5Viewing iSCSI Statistics and Setting Baseline Statistics. . . . . . . . . . . . . . . . . . . . . . . . . 37Edit, Remove, or Rename Host T

50 About Your HostHost Context AgentThe host context agent discovers the host topology. The host context agent starts when the host is started and sto

About Your Host 51I/O Data Path ProtectionYou can have multiple host-to-array connections for a host. Make sure to select all of the connections to th

52 About Your HostAfter the host is rebooted, the LUN is properly mapped and the MPP driver is loaded. All other sequential LUNs can be created and re

Disk Groups and Virtual Disks 53Disk Groups and Virtual DisksFollowing is a list of terms used throughout this chapter:• Disk Group — A set of physica

54 Disk Groups and Virtual DisksCreating Disk Groups and Virtual DisksDisk groups are created in the unconfigured capacity of a storage array, and vir

Disk Groups and Virtual Disks 55performed in the department: Accounts Receivable (AR), Accounts Payable (AP), internal billing, and so forth. In this

56 Disk Groups and Virtual Disks3Select Manual on the Create Virtual Disks – Physical Disk Selection Choices page, then click Next.4Select the RAID le

Disk Groups and Virtual Disks 5714To map the new virtual disk to a host now, select Map now and assign a logical unit number (LUN) to the virtual disk

58 Disk Groups and Virtual DisksIf you plan to create multiple virtual disks, wait until you have created all the virtual disks to register them. Wait

Disk Groups and Virtual Disks 59coverage for the storage array. The number and type of hot spare drives is determined based on the number, type, and c

6 Contents6 Disk Groups and Virtual Disks . . . . . . . . . 53Creating Disk Groups and Virtual Disks . . . . . . . . 54Automatic Configuration. .

60 Disk Groups and Virtual DisksHost-to-Virtual Disk MappingAfter you create virtual disks, you must map them to the host(s) connected to the array. W

Disk Groups and Virtual Disks 614To map the disk to a different host or host group, click Change located to the right of the list. 5To remove the disk

62 Disk Groups and Virtual DisksAdministrative Tools and select the Disk Management MMC option to format and partition the disk. If the host server is

Disk Groups and Virtual Disks 63If you receive a warning that the snapshot repository virtual disk is becoming full, you may expand the snapshot repos

64 Disk Groups and Virtual Disks3In the Select virtual disks to scan box, click the virtual disk you want to include in the media scan. NOTE: Press &

Disk Groups and Virtual Disks 65Volume Shadow-Copy ServiceThe Microsoft Volume Shadow-copy Service (VSS) is a storage management interface for Microso

66 Disk Groups and Virtual Disks

Snapshot Virtual Disks 67Premium Feature—Snapshot Virtual Disks NOTE: If you ordered this feature, you received a Premium Feature Activation card shi

68 Snapshot Virtual DisksWhen you create a snapshot virtual disk, you specify where to create the snapshot repository virtual disk, its capacity, and

Snapshot Virtual Disks 69•Snapshot Repository Virtual Disk Name— A user-specified name that helps you associate the snapshot repository virtual disk t

Contents 77 Premium Feature—Snapshot Virtual Disks 67Creating a Snapshot Virtual Disk Using the Simple Path . . . . . . . . . . . . . . . . . . . . .

70 Snapshot Virtual DisksBefore creating a Snapshot Virtual Disk, note the following:• The following types of virtual disks are not valid source virtu

Snapshot Virtual Disks 713Remove the drive letter(s) of the source in Windows or unmount the virtual drive(s) in Linux to help guarantee a stable copy

72 Snapshot Virtual Disks5On the Create Snapshot Virtual Disks – Select Path screen, select the Simple path. NOTE: A snapshot repository virtual disk

Snapshot Virtual Disks 73Creating a Snapshot Virtual Disk Using the Advanced PathAbout the Advanced PathUse the advanced path to choose whether to pla

74 Snapshot Virtual Disks•Snapshot Repository Virtual Disk Full Conditions— You can choose whether to fail writes to the source virtual disk or fail t

Snapshot Virtual Disks 75Before creating a Snapshot Virtual Disk, note the following:• The following types of virtual disks are not valid source virtu

76 Snapshot Virtual Disks4Follow any additional instructions for your operating system. Failure to follow these additional instructions can create unu

Snapshot Virtual Disks 776Click Next.7Type a name for the snapshot in the Snapshot virtual disk name text box. 8Type a name for the snapshot repositor

78 Snapshot Virtual DisksTo map later, select Map later.15Click Finish to create the snapshot virtual disk and the associated snapshot repository virt

Snapshot Virtual Disks 79• Whether you use the software-supplied sequence number that (by default) populates the Snapshot virtual disk name or the Sna

8 ContentsCreating a Virtual Disk Copy . . . . . . . . . . . . . . 87Preparing Host Servers to Create a Virtual Disk Copy. . . . . . . . . . . . .

80 Snapshot Virtual Disks• Any virtual disk in the disk group is in any state of modification.• The controller that has ownership of this virtual disk

Snapshot Virtual Disks 81To disable a snapshot virtual disk:1Click the Modify tab, then click Modify snapshot virtual disks.2Click Disable Snapshot Vi

82 Snapshot Virtual Disks4Remove the drive letter(s) of the source and (if mounted) snapshot virtual disk in Windows or unmount the virtual drive(s) i

Virtual Disk Copy 83Premium Feature—Virtual Disk Copy NOTICE: A virtual disk copy overwrites data on the target virtual disk. Before starting a virtu

84 Virtual Disk CopyReasons to use virtual disk copy include the following:• Copying data for improved access — As your storage requirements for a vir

Virtual Disk Copy 85Virtual Disk Read/Write PermissionsAfter the virtual disk copy is complete, the target virtual disk automatically becomes read-onl

86 Virtual Disk CopyVirtual Disk Copy RestrictionsBefore you perform any virtual disk copy tasks, understand and adhere to the restrictions listed in

Virtual Disk Copy 87Creating a Virtual Disk CopyUse the Create Virtual Disk Copies feature on the Configure tab to create a full copy of a source virt

88 Virtual Disk Copy4Remove the drive letter(s) of the source and (if mounted) virtual disk in Windows or unmount the virtual drive(s) in Linux to hel

Virtual Disk Copy 895Set the copy priority for the virtual disk copy and click Next.The source virtual disk, the target virtual disk, and the copy pri

Contents 9Device Health Conditions . . . . . . . . . . . . . . . . 101SMrepassist Utility . . . . . . . . . . . . . . . . . . . 102Support Informati

90 Virtual Disk CopyYou can change the copy priority for a virtual disk copy in the following circumstances:• Before the virtual disk copy beginsSee &

Virtual Disk Copy 91Preparing Host Servers to Recopy a Virtual Disk NOTICE: Before you create a new copy of a source virtual disk, stop any data acc

92 Virtual Disk CopyRecopying the Virtual Disk After first preparing the host server(s) as specified in the preceding procedure, complete the followin

Virtual Disk Copy 933You must register the target virtual disk with the operating system before you can use the new virtual disk. Perform the followin

94 Virtual Disk Copy

Firmware Downloads 95Firmware DownloadsYou can download the following types of firmware images with MD Storage Manager:• RAID controller module firmwa

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

Firmware Downloads 9711A Confirm Download dialog box appears listing the current versions and the versions you selected of the RAID controller and NVS

98 Firmware Downloads3Click Select File to browse to the file that you want to download. By default, only firmware images that are compatible with the

Firmware Downloads 997A Confirm Download dialog box appears listing the current versions and the versions you selected of physical disk firmware. To c