Dell PowerVault MD3000i User's Guide  

Dell PowerVault MD3000i Manual

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  • Dell PowerVault MD3000i | User's Guide   - Page 1
    Dell™ PowerVault™ Modular Disk Storage Manager User's Guide www.dell.com | support.dell.com
  • Dell PowerVault MD3000i | User's Guide   - Page 2
    to hardware or loss of data and tells you how to avoid the problem. Information in this document is subject to change without notice. © 2008 Dell Inc of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell, the DELL logo, PowerEdge and PowerVault are trademarks of Dell Inc.;
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    1 About This Guide 11 User Interface 11 Summary Tab 12 Configure Tab 12 Modify Tab 12 Tools Tab 13 iSCSI Tab 13 Support Tab 13 Other Information You May Need 14 2 About Your Storage Array 15 Access Virtual Disk 15 Out-of-Band and In-Band Management 16 Adding Storage Arrays 17 Automatic
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    22 Resetting a Password 22 Connecting the Serial Cable 22 System Setup for Password Reset 23 Reset Password 24 Changing Expansion Enclosure ID Numbers 25 Configuring Alert Notifications 25 Configuring E-mail Alerts 25 Configuring SNMP Alerts 27 Starting or Restarting the Host-Agent Software
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    Enabling the Event Monitor 41 Disabling the Event Monitor 42 5 About Your Host 43 Configuring Host Access 43 Automatic Configuration 44 Manual Configuration (using SAS HBA 44 Manual Configuration (using iSCSI 45 Removing Host Access 46 Host Groups 47 Creating a Host Group 47 Adding a Host
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    55 Manual Configuration 55 Hot Spare Drive Protection 58 Automatically Configuring Hot Spares 58 Manually Configuring Hot Spares 59 Host-to-Virtual Disk Mapping 60 Creating Host-to-Virtual Disk Mappings 60 Modifying and Removing Host-to-Virtual Disk Mapping 60 Changing Controller Ownership
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    7 Premium Feature-Snapshot Virtual Disks 67 Creating a Snapshot Virtual Disk Using the Simple Path 68 About the Simple Path 68 Preparing Host Servers to Create the Snapshot Using the Simple Path 69 Creating the Snapshot Using the Simple Path . . . 71 Creating a Snapshot Virtual Disk Using the
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    95 Downloading Both RAID Controller and NVSRAM Firmware 96 Downloading Only NVSRAM Firmware 97 Downloading Non-redundant MSCS NVSRAM Firmware 97 Downloading Physical Disk Firmware 98 Downloading EMM Firmware 99 10 Troubleshooting Problems 101 Recovery Guru 101 Storage Array Profile 101
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    Package 103 Unidentified Devices 104 Recovering from an Unidentified Storage Array . . . . 104 A Enclosure Hardware Replacement, Maintenance, and Configuration Considerations 107 Removing and Inserting Enclosure Management Modules on Attached Expansion Enclosures . . . . . 107 Removing an EMM
  • Dell PowerVault MD3000i | User's Guide   - Page 10
    10 Contents
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    designed to reduce the complexity of installation, configuration, management, and diagnostic tasks. MD Storage Manager software also contains an optional event monitoring service that is used to send alerts when a critical problem with the storage array occurs and a command line interface (CLI
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    See the status of a storage array • See the hardware components in a storage array • See storage array capacity • See hosts, mappings, and storage partitions • See virtual a snapshot virtual disk (if enabled) • Manage virtual disk copies (if enabled) • Edit host-to-virtual disk mappings 12 About
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    tab is shown only in the MD Storage Manager when the controllers contain iSCSI host ports. Support Tab • Recover from a failure • Gather support information • View the storage array profile • Download RAID controller, NVSRAM, and physical disk firmware • Manage RAID controllers About This Guide 13
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    and cabling your storage array. • Dell™ PowerVault™ MD Installation Guide provides installation and configuration instructions for both software and hardware. • Dell™ PowerVault™ MD Hardware Owner's Manual provides information about the enclosure hardware. • Dell™ PowerVault™ MD Storage Manager CLI
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    how to manage storage arrays from MD Storage Manager, including adding and removing arrays from the software, performing initial setup tasks, setting passwords on an array, and configuring alert notifications. For information on planning your storage array, see the Installation Guide. Following is
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    commands and events travel through the management port Ethernet cables. When you use out-of-band management, you must set the network configuration for each RAID controller module's management Ethernet port, including its Internet Protocol (IP) address, subnetwork mask (subnet mask), and gateway
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    name or IP address of the host. When adding a storage array using in-band management with iSCSI, a session must first be established between the initiator on the host server and the storage array. For more information, see "Configuring iSCSI" in the Modular Disk 3000i Systems Installation Guide. The
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    , specify the host name or IP address of each controller in the storage array. NOTE: It can take several minutes for MD Storage Manager to connect to the specified storage array. Naming Storage Arrays Each storage array should be assigned a unique name. A storage array name has a 30-character limit
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    setting up a storage array in MD Storage Manager. Following these steps ensures that you complete all the basic steps to configure your storage array. Initial setup tasks include: 1 Blink the Storage Array - Find the physical location of the storage array on your network. The storage array can then
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    See "Manually Configuring Hot Spares" on page 59 for more information. 8 Manage iSCSI Settings - This option will be present only if your controllers contain iSCSI host ports. a Change Target Authentication - Choose the authentication methods and permissions (if required) for an initiator to access
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    saved to the location of your choice. Setting a Password You can configure each storage array with a password to protect it from unauthorized access. MD Storage Manager asks for this password when an attempt is made to change the storage array configuration, such as when a virtual disk is created or
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    , you must wait ten minutes for the storage array to reset. Resetting a Password Perform this procedure when you have lost or forgotten your password and you need to reset it. Connecting the Serial Cable 1 Remove the serial cable from the password reset cable package. 2 Connect the DB9 (oval) end of
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    lowercase) and press . 3 Once MINICOM is open, press , then , then the letter to open the configuration screen. 4 Select Serial Port Setup and press . 5 Press to change Hardware Flow Control setting to no. 6 Press to set the Comm Parameters. Storage Array 23
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    . 8 Close HyperTerminal or MINICOM. 9 Remove password reset cable. 10 To set a new password, go to the Modular Disk Storage Manager software under the Tools tab and click Set Or Change Password Link. 11 Leave the Current Password blank, enter the new password twice, and click OK. 24 Storage Array
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    the Hardware Owners Manual. Changing Expansion Enclosure ID Numbers When an MD1000 expansion enclosure is attached to an MD3000/MD3000i storage array for the first time, an enclosure ID number is assigned and maintained by the MD1000. This enclosure ID number is also shown in the MD Storage Manager
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    address in the Recipient email addresses text box and click Add to add it to the list of configured e-mail addresses. 3 Specify the following for each e-mail address the default. • Event + Profile - The alert e-mail contains the event information and the storage array profile. • Event + Support -
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    on every system included in the list of addresses configured to receive SNMP alerts. NOTE: You do not have to install MD Storage Manager on a system in order to display SNMP alerts. You need only install an appropriate SNMP service and application (such as the Dell IT Assistant). Storage Array 27
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    host. If you add a storage array after the host server has started, or if iSCSI sessions are created while the SMagent is running, you must restart the SMagent software manually using the following procedure: 1 Click Start → Settings → Control Panel → Administrative Tools → Services. or Click Start
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    the program completes the startup process, text similar to the following messages is displayed: Storage Manager Agent, Version 09.1x.00.00 Built Wed Aug 15 16:54:46 CDT 2006 : skipping checking device /dev/rdsk/c2t3e16s2 : skipping checking device /dev/rdsk/c2t3d14w2 : skipping Storage Array 29
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    30 Storage Array
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    on using iSCSI in MD Storage Manager. For iSCSI prerequisite requirements and detailed step-by-step instructions on setting up and configuring iSCSI, see the Installation Guide. Using the iSCSI Tab The iSCSI tab is shown in the MD Storage Manager only when the controllers contain iSCSI host ports
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    set up an authentication method, you can choose to create a Challenge Handshake Authentication Protocol (CHAP) secret. The CHAP secret is a password that is recognized by the initiator and the target. If you are using mutual authentication to configure the MD3000i storage array, you 32 Using iSCSI
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    storage array) that must be configured in every iSCSI initiator that will connect to the target. For more information on CHAP, see "Understanding CHAP Authentication" in the Installation Guide. Initiator CHAP Secret The initiator characters. The CHAP secret supports characters with ASCII values of
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    box to activate iSCSI target discovery. You can use one of these methods: a Use the DHCP option (IPv4 only) to automatically activate target discovery. You also can refresh the DHCP. b Type the IPv4 or IPv6 address to activate the target discovery. After you manually enter an IP address, you also
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    Configuring the MD3000i iSCSI Host Ports Use the configuration dialog for the iSCSI host ports to set up the MD3000i iSCSI host ports to use with storage arrays in a storage area network (SAN). 1 Click the iSCSI tab, and then click Configure iSCSI Host Ports. 2 Select the controller in the iSCSI
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    ) The default Transmission Control Protocol (TCP) listening port is 3260. The maximum transmission units (MTUs). It can be set between 1500 and 9000 bytes per frame. If the Jumbo Frames are disabled, the default MTU is 1500 bytes per frame. NOTE: Changing any of these settings resets the iSCSI port
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    connections terminate the link between the host and the storage array, and the data on the storage array is no longer available. NOTE: When a session is manually terminated using the MD Storage Manager, the iSCSI initiator software will automatically attempt to reestablish the terminated connection
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    the host that you want to change and click Change. 3 Select a new host type (or operating system) and click OK. Manually delete the host, the host group, or the iSCSI initiator. 1 Click the Modify tab, and then click Edit Host Topology. 2 Select the item that you want to remove and click Remove
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    ) Desired Action Add an iSCSI Initiator. Steps to Complete Action 1 Click the Modify tab, and then click Edit Host Topology. 2 Select the host you want to add an iSCSI initiator to and click Add. 3 Type or select an iSCSI initiator name and label for the iSCSI initiator and click OK. Using
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    40 Using iSCSI
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    to start by default on a management station that runs 24 hours a day. Microsoft® Windows® 1 Select Start → Settings → Control Panel → Administrative Tools → Services. or Select Start → Administrative Tools → Services. 2 From the list of services, select Modular Disk Storage Manager Event Monitor
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    prevents the sending of duplicate messages. Windows 1 Select Start → Settings → Control Panel → Administrative Tools → Services. or Select Start → Administrative Tools → Services. 2 From the list of services, select Modular Disk Storage Manager Event Monitor. 3 Select Action → Properties. 4 In the
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    by MD Storage Manager and can be identified by an alias assigned by the user. • Host group - A host may be associated with other hosts to share access to the same virtual disks. Configuring Host Access Configuring host access allows you to either permit or deny access to a storage array for specific
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    Host Access (Automatic) or Configure Host Access (Manual). See the appropriate section for manual configuration, depending on whether you are using SAS HBA or iSCSI. Automatic Configuration To automatically configure a host for access to the storage array: 1 Click the Configure tab and then click
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    drop-down box and then click Next. 4 Specify the iSCSI initiators by choosing known initiators or by manually defining initiators. To select an initiator that is already recognized by MD Storage Manager, click an initiator in the Known iSCSI Initiators list, and then click Add. About Your Host 45
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    To manually define an initiator, click New, enter the iSCSI initiator name and iSCSI initiator label in the Enter new iSCSI initiator dialog box, and then click Add. NOTE: The initiator name entered must match the name on a host server that will connect to the storage array. 5 Click Next. 6 Indicate
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    access to specific virtual disks on the storage array. You create host groups with MD Storage Manager. All hosts in a host group must have the same host type (operating system). In addition, all hosts in the host group must have special software, such as clustering software, to manage virtual disk
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    4 Select the host group to which you want to move the host. 5 Click OK. The host is moved into the host group. The host retains the virtual disk mappings assigned to it, and inherits the virtual disk mappings assigned to the group. Other hosts in the group do not inherit the mappings of the added
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    storage array. Host Topology Host topology is the organization of hosts, host groups, and host interfaces configured for a storage array host connection • Add a host connection • Replace a host connection • Change a host type MD Storage Manager automatically detects these changes for any host running
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    tab in the MD Storage Manager. You must stop and restart the host context agent to see the changes to the host topology if any of the following situations occur: • A new storage array is attached to the host server. • A host is added while turning on power to the RAID controller modules. Linux In
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    on cabling configurations. NOTE: For maximum redundancy, you must select all host connections to the array when manually defining host topology. For example, a host might have two host connections. For this host, you would select two host connections. If a component such as a RAID controller module
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    After the host is rebooted, the LUN is properly mapped and the MPP driver is loaded. All other sequential LUNs can be created and registered to the operating system by running hot_add. 52 About Your Host
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    - Physical disk that has been assigned as a hot spare drive and is currently taking over for a failed physical disk. • Snapshot Virtual Disk - Point-in-time image of a virtual disk in a storage array. • Snapshot Repository Virtual Disk - Virtual disk containing metadata and copy-on-write data for
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    number of physical disks supported in a disk group is 30. The hosts attached to the storage array read and write data configuration procedure or using a manual configuration procedure. Automatic configuration provides the fastest method, but with limited configuration options. Manual configuration
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    disks to reset the /dev drives and types of drives available in the storage array. Manual Configuration To create individual virtual disks or disk groups, click the Configure tab and then click Create Virtual Disks. You create one disk group and virtual disk at a time, but have control over the RAID
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    Select Manual on the Create Virtual Disks - Physical Disk Selection Choices page, then click Next. 4 Select the RAID level for 12 Specify the type of files that will be stored on the virtual disk. MD Storage Manager will optimize the virtual disk based on your selection. Your choices include: - File
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    disk in the group. Creating a Virtual Disk From Free Capacity To manually create a virtual disk within an existing disk group, first decide in the type of files that will be stored on the virtual disk. MD Storage Manager will optimize the virtual disk based on your selection. Your choices include:
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    Hot spare drives in a storage array provide an additional level of protection in case a physical disk fails. Hot spare drives only take over for failed drives in a RAID level 1, 5, or 10 disk group. Using a hot spare drive can be an advantage because it automatically replaces a failed physical
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    Hot Spares (Automatic). 3 Click Unassign. 4 Click OK in the dialog box. Manually Configuring Hot Spares You can choose to manually configure hot spare drives for the drive sets in your storage array. With manual configuration, you assign the type and capacity of hot spare protection for individual
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    the storage array can be mapped to only one host or host group. • Host-to-virtual disk mappings are shared between controllers in the storage array. the Modify tab and then click Edit Host-to-Virtual Disk Mappings. MD Storage Manager displays a list of virtual disks and the hosts to which they are
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    have the same operating system and special software (such as clustering software) to manage virtual disk sharing and accessibility. More than one storage partition is required if: • Specific hosts must access specific virtual disks in the storage array. • Hosts with different operating systems are
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    by adding unconfigured capacity on the array to the disk group. Data Click Next beneath the list of disk groups. The Storage Manager displays information on the disk group you selected. 4 free capacity to a disk group. See the CLI Guide for more information. Once the capacity expansion is completed
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    from MD Storage Manager. See "Snapshot Repository Capacity" on page 79 for step-by-step instructions. Storage Array Media Scan The the event log. For virtual disks without redundancy protection (RAID 0 virtual disks and degraded RAID 1 and RAID 5 virtual disks), the error is not corrected but is
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    scanning. Microsoft Services Virtual Disk Service The Microsoft Virtual Disk Service (VDS) is supported on your RAID storage array. Microsoft VDS is a set of application programming interfaces (APIs) that provides a single interface for managing disks and other storage hardware, including creating
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    The Microsoft Volume Shadow-copy Service (VSS) is a storage management interface for Microsoft Windows operating systems. VSS enables your storage array to interact with third-party applications that use the VSS Application Programming Interface. Virtual disks that will be used as source virtual
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    66 Disk Groups and Virtual Disks
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    a Premium Feature Activation card shipped in the same box as your Dell PowerVault MD storage array. Follow the directions on the card to obtain a key file array. It is not an actual virtual disk containing data; rather, it is a reference to the data that was contained on a virtual disk at a specific
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    users for using the snapshot virtual disk premium feature of the Dell PowerVault source virtual disk, the Create Snapshot Virtual Disks feature defaults to the advanced path (see "Creating a Snapshot Virtual or you can use unconfigured capacity on the storage array to create a new disk group. About
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    user-specified name that helps you associate the snapshot repository virtual disk to its corresponding snapshot virtual disk and source virtual disk. Using the simple path, the following defaults the Dell PowerEdge™ Cluster SE600W Systems Installation and Troubleshooting Guide on support.dell.com
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    Explorer®, to make sure all I/O activity has stopped. NOTE: Removing the drive letter of the associated virtual disk(s) in Windows or unmounting the virtual drive in Linux will help to guarantee a stable copy of the drive for the Snapshot. Before creating a snapshot virtual disk, the host server
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    drive letter of the associated virtual disk in Windows or unmounting the virtual drive in Linux will help to guarantee a stable copy of the drive path: 1 In MD Storage Manager, click the Configure tab, and then click Create Snapshot Virtual Disks. 2 The Additional Instructions dialog appears; click
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    Disks feature defaults to the advanced drive letter of the source virtual disk. 13 If needed, assign host-to-virtual disk mapping between the snapshot virtual disk and the host operating system that accesses it. NOTE: In some cases, depending on the host type and any virtual disk manager software
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    disk group for the snapshot repository virtual disk. Dell recommends placing the snapshot repository virtual disk within the disk group of the source virtual disk. This ensures that if drives associated with the disk group are moved to another storage array, all the virtual disks associated with the
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    Dell PowerEdge™ Cluster SE600W Systems Installation and Troubleshooting Guide on support.dell source virtual disk, the Create Snapshot Virtual Disks feature defaults to the advanced path (see "Creating a Snapshot you can use unconfigured capacity on the storage array to create a new disk group. NOTE
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    and press . See "SMrepassist Utility" on page 102 for more information. 3 Remove the drive letter(s) of the source in Windows or unmount the virtual drive(s) in Linux to help guarantee a stable copy of the drive for the Snapshot. If this is not done, the snapshot operation will report that it
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    drive letter of the associated virtual disk in Windows or unmounting the virtual drive in Linux will help to guarantee a stable copy of the drive path: 1 In MD Storage Manager, click the Configure tab, and then click Create Snapshot Virtual Disks. 2 The Additional Instructions dialog appears; click
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    On the Create Snapshot Virtual Disks - Specify Capacity screen, choose a RAID level, then click Next. To create the snapshot virtual disk from free repository disk becomes x% full box, specify at what percentage MD Storage Manager should consider the snapshot repository virtual disk to be full. 13
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    drive letter of the source virtual disk. 17 If needed, assign host-to-virtual disk mapping between the snapshot virtual disk and the host operating system that accesses it. NOTE: In some cases, depending on the host type and any virtual disk manager software disks: • By default, the snapshot name is
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    software-supplied sequence number that (by default) populates the Snapshot virtual disk name or the Snapshot repository virtual disk name field, the next default name for a snapshot or snapshot repository virtual disk still uses the sequence number determined by the software default storage
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    controller can add capacity to only one virtual disk at a time. • No free capacity exists in the disk group. • No unconfigured capacity is available to add to the disk group. To expand the snapshot repository virtual disk from MD Storage Manager drive. To add an unassigned drive: a Click Add Drives.
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    Explorer, to make sure all I/O activity has stopped. NOTE: Removing the drive letter of the associated virtual disk in Windows or unmounting the virtual drive in Linux will help to guarantee a stable copy of the drive for the Snapshot. Before re-creating a snapshot virtual disk, both the host
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    drive for the Snapshot. If this is not done, the snapshot operation will report that it has completed successfully, but the snapshot data will not be updated properly. 5 Follow any additional instructions disk uses the previously configured snapshot name and parameters. 82 Snapshot Virtual Disks
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    virtual disk. NOTE: If you ordered this feature, you received a Premium Feature Activation card that shipped in the same box as your Dell PowerVault MD storage array. Follow the directions on the card to obtain a key file and to enable the feature. NOTE: The preferred method for creating a virtual
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    a virtual disk in a disk group that uses drives with larger capacity within the same storage array. Copying data for larger access capacity enables you to an MSCS Shared Disk To create a virtual disk copy for a Microsoft Cluster Server (MSCS) shared disk, create a snapshot of the virtual disk, and
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    virtual disk to Read/Write. To set the target virtual disk read/write permissions, complete the following steps: 1 Click the Modify tab, and then click Manage Virtual Disk Copies. 2 Select one or more copy pairs in the table and click Permissions to the right of the table. The Set Target Virtual
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    virtual disk, the target virtual disk, and the storage array. • While a virtual disk copy has a status host as the source virtual disk. • Windows does not allow a drive letter to be assigned to a virtual disk copy. • A virtual following: - Capacity expansion - RAID-level migration - Segment sizing
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    Disk Copy Use the Create Virtual Disk Copies feature on the Configure tab to create a full copy of a source virtual NOTE: Removing the drive letter of the associated virtual disk(s) in Windows or unmounting the virtual drive in Linux will help to guarantee a stable copy of the drive for the virtual
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    , you can find those instructions in your operating system documentation. Copying the Virtual Disk After first preparing the host server(s) as specified in the preceding procedure, complete the following steps to make a virtual disk copy: 1 Click the Configure tab, then click Create Virtual
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    the storage array: • I/O activity • Virtual disk RAID level • Virtual disk configuration - Number of drives in the virtual disk groups • Virtual disk type - Snapshot virtual disks might take more time to copy than standard virtual disks During a virtual disk copy, resources for the storage array are
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    the virtual disk copy is in progress Click the Modify tab, then click Manage Virtual Disk Copies. Select an active copy operation, then click Priority to has a Failed status clears the Needs Attention status displayed for the storage array. When you stop a virtual disk copy, all mapped hosts have
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    Linux to help guarantee a stable copy of the drive for the virtual disk. If this is not done, the copy operation will report that it has completed successfully, but the copied data will not be updated properly. 5 Follow any additional instructions for your operating system. Failure to follow these
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    preceding procedure, complete the following steps to create a new virtual disk copy for an existing copy pair: 1 Click the Modify tab, and then click Manage virtual disk copies. You can only select one copy operation at a time to be recopied. 2 Select the copy operation in the list displayed by the
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    setting write permission. b In Windows, assign a drive letter to the virtual disk. NOTE: Following a remove a virtual disk copy from the storage array, the target write attribute for the target steps: 1 Click the Modify tab, and then click Manage virtual disk copies. 2 Select one or more copy pairs
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    94 Virtual Disk Copy
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    that specify the default settings for the storage array controllers • Physical disk firmware that controls the operation of the disks in the storage array • Enclosure Management Modules (EMMs) firmware that manages data transfer between the drives and a RAID enclosure To download firmware for any of
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    the check box next to Transfer NVSRAM file with RAID controller module firmware. 7 Click Select File to browse to the file that you want to download. By default, only firmware images that are compatible with the current storage array configuration appear. 8 Click the file in the File Selection area
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    , click Download RAID Controller Module NVSRAM. A dialog box lists the current controller firmware and NVSRAM versions in use. 3 Click Select File to browse to the file that you want to download. By default, only firmware images that are compatible with the current storage array configuration appear
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    with the current storage array configuration, an error message appears. Click OK to close it, and select a compatible file. 6 Click Transfer... 7 A Confirm Download dialog box appears listing the current versions and the versions you selected of the RAID controller and NVSRAM firmware. To complete
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    to the storage array while you are downloading the EMM firmware. Doing so could cause the firmware download to fail, damage the storage array, or cause loss of data accessibility. NOTE: Due to a limitation with Linux, EMM firmware updates must be performed using out-of-band management only. Failure
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    100 Firmware Downloads
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    that are sent to the appropriate destinations • Hardware indicator lights The status icons return to Optimal status as problems are resolved. Storage Array Profile The Storage Array Profile provides an overview of your configuration, including firmware versions and the current status of all devices
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    the problem. NOTE: Wait at least five minutes for the storage array to return to an Optimal status following a recovery procedure. SMrepassist Utility SMrepassist (replication assistance) is a host-based utility for Windows platforms. This utility is installed with the MD Storage Manager software
  • Dell PowerVault MD3000i | User's Guide   - Page 103
    enables you to save all storage array data, such as profile and event log information, to a file that you can send if you seek technical assistance for problem resolution. To generate this support information bundle: 1 Click the Support tab, then click Gather Support Information. 2 Click Browse. The
  • Dell PowerVault MD3000i | User's Guide   - Page 104
    that the network connection to the storage management station is operating. 2 Make sure that the controllers are installed and that the power is turned on to the storage array. Correct any existing problems before continuing. 3 If you have an in-band storage array, use the following procedure. Click
  • Dell PowerVault MD3000i | User's Guide   - Page 105
    . If the network can access the controllers, continue to step b. If the network cannot access the controllers, skip to step c. b Remove the storage array with the unresponsive status from the MD Storage Manager, and add that storage array again. If the storage array returns
  • Dell PowerVault MD3000i | User's Guide   - Page 106
    because after some TCP/IP connections complete, the controller then becomes responsive to other connection tries. 8 If the storage array is still unresponsive, problems might exist with the controllers. If these problems exist, see the Dell support website at support.dell.com. 106 Troubleshooting
  • Dell PowerVault MD3000i | User's Guide   - Page 107
    , and Configuration Considerations Removing and Inserting Enclosure Management Modules on Attached Expansion Enclosures The following procedures describe how to safely remove and insert an enclosure management module (EMM) from an expansion enclosure attached to the MD3000/MD3000i. NOTICE
  • Dell PowerVault MD3000i | User's Guide   - Page 108
    , storage management software may take up to 10 seconds to detect hardware changes. MD3000 Maintenance Considerations For Linux kernels, stop and then restart the SMagent after performing one of the following maintenance tasks: • Move a controller offline or replace a controller. • Remove SAS cables
  • Dell PowerVault MD3000i | User's Guide   - Page 109
    to the array. If communication is lost, restore in-band management to the other host server and complete the cluster setup using the following procedure. 1 Using MD Storage Manager from either the host server with restored inband management or from a management station, select Configure → Create
  • Dell PowerVault MD3000i | User's Guide   - Page 110
    110 Hardware Considerations
  • Dell PowerVault MD3000i | User's Guide   - Page 111
    14 download firmware, 13 E e-mail alert, 27 event monitor, 15 F free capacity, 53 H HBA port, 43 host, 15 access, 12 configuration, 43-59 group, 47 name, 43 type, 43 host group, 15, 43 host-to-virtual disk mapping, 12, 60, 69, 74 hot spare drive, 58, 79 automatic configuration, 59 in-use, 53 manual
  • Dell PowerVault MD3000i | User's Guide   - Page 112
    , 15 source virtual disk, 67, 79, 83, 87 status, 79 storage array adding, 17-18 adding with automatic discovery, 17 managing, 13 naming, 18 removing, 18 storage partition, 61 storage partitioning, 53 Summary tab, 12, 58 Support tab, 13 support.dell.com, 14 T target virtual disk, 83, 90 Tools tab, 13
  • Dell PowerVault MD3000i | User's Guide   - Page 113
    U unconfigured capacity, 53 utilities hot_add, 58 V virtual disk, 53-54 access, 15 deleting in Linux, 55 name, 78-79 recopy, 90 registering, 57 source, 67, 79 virtual disk copy, 12, 87, 90 examples, 84 restrictions, 86 stop, 90 W warranty, 14 Index 113
  • Dell PowerVault MD3000i | User's Guide   - Page 114
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Dell™ PowerVault™ Modular Disk
Storage Manager User’s Guide