Dell PowerVault MD3200 Series Technical Manualbook
Dell PowerVault MD3200 Series Technical Manualbook

Dell PowerVault MD3200 Series Technical Manualbook

Storage arrays
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DELL PowerVault MD3200/MD3220
Series of Storage Arrays
A Dell Technical Guide Book
Version 0.96

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Summary of Contents for Dell PowerVault MD3200 Series

  • Page 1 DELL PowerVault MD3200/MD3220 Series of Storage Arrays A Dell Technical Guide Book Version 0.96...
  • Page 2 ERRORS AND TECHNICAL INACCURACIES. THE CONTENT IS PROVIDED AS IS, WITHOUT EXPRESS OR IMPLIED WARRANTIES OF ANY KIND. © 2010 Dell Inc. All rights reserved. Reproduction of this material in any manner whatsoever without the express written permission of Dell Inc. is strictly forbidden. For more information, contact Dell.
  • Page 3: Table Of Contents

    Technical Guide Book for PowerVault MD3200MD3220 Contents Product Overview .......................4 6Gb Serial Attached SCSI (SAS 2.0) ...................4 Chassis ........................8 Front View and Features ....................9 Hard Drives .......................14 Hard Drive Indicators ....................16 Storage Capacity Expansion ...................17 SAS Cables ........................18 6Gb SAS HBA ......................18 MD Storage Manager ....................19 MD3200 Series Storage Manager Software Packages ..............19 Enterprise Window ......................20...
  • Page 4 Technical Guide Book for PowerVault MD3200MD3220 Host Operating System Support ..................34 Environmental ......................35 Power Supply Specs .....................35 Thermal management ....................36 Over-Temperature Shutdown ..................36 Configuration Guidelines ....................38 General Configuration Rules ...................38 Tables Table 1. Selected Controller Features ................8 Table 2. Detailed Dimensions (mm) ................8 Table 3.
  • Page 5 Technical Guide Book for PowerVault MD3200MD3220 Figure 7. MD3220 Front Panel Indicators ................11 Figure 8. MD3200 and MD3220 Front Bezel Feature and Indicators ...........12 Figure 9. MD3200 and MD3220 Rear View .................13 Figure 10. Power Supply Indicator Codes ................13 Figure 11. Hard Drive Indicators (includes HDD and SSD) ............16 Figure 12.
  • Page 6: Product Overview

    Technical Guide Book for PowerVault MD3200MD3220 Product Overview The PowerVault MD3200 is the next generation series of directly connected shared SAS arrays replacing the MD3000 product in the product portfolio. The MD3200 series of arrays provides vastly superior functionality over its predecessor and is industry leading in the areas of performance, flexibility and scalability.
  • Page 7: Figure 1. Controller Architecture

    Technical Guide Book for PowerVault MD3200MD3220 Key features of SAS 2.0 • 6Gb/s SAS Signaling – doubles the transfer rate from 3Gb to 6Gb • DFE (Decision Feedback Equalization) – increases cable limit to 10m ( 2 – 4 is typical) •...
  • Page 8: Figure 2. Md3200 Raid Controller Module View - Leds

    Technical Guide Book for PowerVault MD3200MD3220 the firmware, and protect data until it can be written safely to the hard disk drives. The MD3200’s architecture is designed to excel in multi-host systems environments. Its I/O system core provides built-in hardware XOR for high-speed RAID parity calculations – enabling it to easily handle very compute-intensive tasks.
  • Page 9 Technical Guide Book for PowerVault MD3200MD3220 Location LED Term Color Icon General Behavior OFF = The controller is operating normally Controller Fault Amber ON = The controller has defaulted Indicates the location of the enclosure within Controller Identifier Blue the system. OFF = No data is in cache Cache Active Green...
  • Page 10: Chassis

    Technical Guide Book for PowerVault MD3200MD3220 Table 1. Selected Controller Features Automated I/O path protection with host-based, One or more virtual disks per disk group multipath failover drivers Automatic drive failure detection and rebuild Up to 256 virtual disks using a global hot spare drive Integrated storage partitioning, snapshot and Dynamic disk group expansion virtual disk copy functionality...
  • Page 11: Front View And Features

    Technical Guide Book for PowerVault MD3200MD3220 Figure 3. MD3200 and MD3220 Dimensions PowerVault™ MD3200: Weight (maximum configuration) 29.3 kg (64.6 lb) PowerVault™ MD3220: Weight (maximum configuration) 24.2 kg (53.4 lb) Front View and Features Figure 4. MD3200 Front View and Features...
  • Page 12: Figure 5. Md3200 Front Panel Indicators

    Technical Guide Book for PowerVault MD3200MD3220 Figure 5. MD3200 Front Panel Indicators Figure 6. MD3220 Front View and Features...
  • Page 13: Table 3. Md3200 And Md3220 Front Panel Feature Description

    Technical Guide Book for PowerVault MD3200MD3220 Figure 7. MD3220 Front Panel Indicators Table 3. MD3200 and MD3220 Front Panel Feature Description FRONT PANEL / BEZEL INDICATOR AND FETAURE DESCRIPTION Item Indicator, Button, or Icon Description Connector Enclosure status LED The enclosure status LED lights when the enclosure power is Lights blue during normal operation and when the management software is identifying the enclosure.
  • Page 14: Figure 8. Md3200 And Md3220 Front Bezel Feature And Indicators

    Technical Guide Book for PowerVault MD3200MD3220 FRONT PANEL / BEZEL INDICATOR AND FETAURE DESCRIPTION Item Indicator, Button, or Icon Description Connector Not Applicable This LED has no use in the MD3200 or MD3220. System Identification The system identification button on the front control panel Button can be used to locate a particular enclosure within a rack.
  • Page 15: Figure 9. Md3200 And Md3220 Rear View

    Technical Guide Book for PowerVault MD3200MD3220 Figure 9. MD3200 and MD3220 Rear View RAID Controller Module 0 RAID Controller Module 1 Power Supply / Cooling Fan Modules Figure 10. Power Supply Indicator Codes...
  • Page 16: Hard Drives

    Technical Guide Book for PowerVault MD3200MD3220 Table 4. Power Indicator Description POWER INDICATOR AND FETAURE DESCRIPTION Item Indicator, Button, or Icon Description Connector DC Power The LED lights green when the DC output voltage is within the limit. If this LED is off, it indicates that the DC output voltages are not within the limit.
  • Page 17: Table 5. Supported Drives

    SATA interface drives are not supported with the MD3200 and MD3220. 6Gb/s SAS interface HDDs and 3Gb/s SAS interface SSDs are configured in the MD3200 and MD3220, from Dell’s factory. 3Gb/s SAS interface HDDs are supported in the field with the supported MD3200 carrier.
  • Page 18: Hard Drive Indicators

    Technical Guide Book for PowerVault MD3200MD3220 Hard Drive Indicators Figure 11. Hard Drive Indicators (includes HDD and SSD) Table 6. Drive Indicator Description Drive-Status Indicator Pattern (RAID Only) Condition Blinks green two times per second Identify drive/preparing for removal Drive ready for insertion or removal NOTE: The drive status indicator remains off until all hard drives are initialized after system power is turned on.
  • Page 19: Storage Capacity Expansion

    Technical Guide Book for PowerVault MD3200MD3220 Storage Capacity Expansion Both the MD3200 and MD3220 systems are capable of supporting up to 96 total hard drives. Adding additional drives past what the base platforms hold is a simple matter of connecting either MD1200 and/or MD1220 JBODs to the expansion ports on the MD32X0.
  • Page 20: Sas Cables

    Technical Guide Book for PowerVault MD3200MD3220 SAS Cables The MD3200 and MD3220 arrays and the MD1200 and MD1220 JBODs standardize on the 6Gb/s (SAS 2.0) Mini-SAS cable (SFF 8088). The Mini-SAS cable is unique from the SAS cable used with the previous MD3000 array and MD1000 JBOD.
  • Page 21: Md Storage Manager

    Technical Guide Book for PowerVault MD3200MD3220 MD Storage Manager The MD Storage Manager provides the perfect combination of robustness and ease-of-use—two attributes not commonly found together in an entry-level storage management tool. The new MD Storage Manager graphical user interface (GUI) is ideally suited for the full-time storage administrator, who wants complete control over their storage configuration, as well as the part-time system administrator, who needs an intuitive interface that helps them ensure optimal storage utilization.
  • Page 22: Enterprise Window

    Technical Guide Book for PowerVault MD3200MD3220 Enterprise Window The Enterprise Window is the main window that opens when the MD Storage Manager is initially launched. Within the Device tab, it provides a view of all of the storage arrays, including partially managed storage arrays, in the overall management domain.
  • Page 23: Array Window

    Technical Guide Book for PowerVault MD3200MD3220 Figure 15. MD Storage Manager: Setup Tab There are two ways to select an array to manage from the Enterprise Window. This includes; Clicking the Manage a Storage Array in the Setup tab, then select the desired storage array; or, go to the Devices tab and double-click on a storage array Either of these two options will open the Array Window for the selected storage array.
  • Page 24: Figure 16. Md Storage Manager: Array Window

    Technical Guide Book for PowerVault MD3200MD3220 Figure 16. MD Storage Manager: Array Window The Summary tab (shown above) provides administers with a quick look at all the pertinent information regarding the selected MD3200 or MD3220 storage array as well as links to various management tasks. These include: A Status area which indicates whether the storage array is in an optimal state, whether there are any long- running operations in progress with the ability to view the operations and whether alert notifications have...
  • Page 25: Figure 17. Md Storage Manager: Logical Tab

    Technical Guide Book for PowerVault MD3200MD3220 The Hosts & Mappings area provides information about the number of hosts, virtual disk mappings, and storage partitions that have been configured. There is also a link provided to allow the user to get more detailed information about the hosts and mappings by launching a non-embedded dialog.
  • Page 26: Figure 18. Md Storage Manager: Physical Tab

    Technical Guide Book for PowerVault MD3200MD3220 component, and selecting “View Associated Physical Components”. This physical view can also be retrieved by selecting the Physical tab which will be covered next. The Physical tab provides both a physical view of the storage array as well as detailed information regarding the physical components.
  • Page 27: Figure 19. Md Storage Manager: Mappings Tab

    Technical Guide Book for PowerVault MD3200MD3220 Next, is the Mappings tab which provides an overall view of the host-to-virtual disk mappings configured on the storage array. The Mappings window includes both a Topology pane as well as a Defined Mappings pane.
  • Page 28: Figure 20. Md Storage Manager: Setup Tab

    Technical Guide Book for PowerVault MD3200MD3220 The next tab is the Setup tab which provides access to nearly all routine administrative tasks that a user would typically run into. Figure 20. MD Storage Manager: Setup Tab The Setup tab includes tasks, such as: Blink Storage Array selection which allows the user to turn on the indicator lights of the storage array to identify it physically.
  • Page 29: Figure 21. Md Storage Manager: Access To Tasks

    Technical Guide Book for PowerVault MD3200MD3220 It is important to note that many tasks can also be accessed from the pull down menus across the top; or, by going to the Logical, Physical or Mappings tabs in the Array Window and right-clicking on the appropriate object (i.e.
  • Page 30: Recovery Guru

    Technical Guide Book for PowerVault MD3200MD3220 The final tab is the Support tab which provides a central location when storage array recovery, support information or a description of the storage array components are needed. Figure 22. MD Storage Manager: Support Tab Gather Support Information selection allows a user to save information about the storage array (such as its profile and event log information) to a file so that it can be saved and sent it to technical support.
  • Page 31: Working With Physical And Logical Disks

    Technical Guide Book for PowerVault MD3200MD3220 Working with Physical and Logical Disks Disk Group Configuration A disk group is a set of physical disks that the controller Disk Group A logically groups together to provide one or more virtual disks to a host. Each disk group is comprised of the same drive technology (i.e.
  • Page 32: Virtual Disk Configuration

    Technical Guide Book for PowerVault MD3200MD3220 Table 7. RAID Configuration Support RAID-0 RAID-1 and 1+0 RAID-5 RAID-6 Physical disks operated Physical disks operated independently with data independently with data Data is striped Data is “mirrored” and parity blocks and dual parity blocks Description across multiple to another...
  • Page 33: Configuration Metadata

    Technical Guide Book for PowerVault MD3200MD3220 Configuration Metadata MD3200 series of controllers store configuration metadata in a private 512 MB region on every configured physical disk. This metadata area contains physical disk state and status information, virtual disk state and status information and controller and subsystem information.
  • Page 34: Snapshot

    Technical Guide Book for PowerVault MD3200MD3220 application. A given host can concurrently have virtual disks with different capacities, different RAID levels, and different physical disk types. This flexibility enables hosts with different capacity, performance or data protection demands to effectively share a single storage array. Snapshot The MD3200 series of arrays Snapshot functionality provides an additional level of data protection and the...
  • Page 35: Online Administration

    Technical Guide Book for PowerVault MD3200MD3220 background operation with five user-defined priority settings, enabling administrators to minimize either copy time or the overall I/O impact to the storage system. As virtual disk copy is controller based, it requires no host interaction or CPU cycles – minimizing the impact to applications and the storage infrastructure.
  • Page 36: Host Operating System Support

    Technical Guide Book for PowerVault MD3200MD3220 transferred to the first controller, its flash memory is updated, and the controller is rebooted. The firmware is then passed from the first controller to the second, and the process is repeated. With a multi- path driver installed, access to all storage arrays’...
  • Page 37: Environmental

    Technical Guide Book for PowerVault MD3200MD3220 Table 8. Supported Servers R910 R410 R905 R210 R900 PE2970 R815 PE2950 III R810 PE1950 III R805 T710 R715 T610 R710 T410 R610 T310 R510 PE2900 III Please consult with the MD3200/MD3220 Support Matrix for the most up to date list of supported servers. Environmental Power Supply Specs The PowerVault™...
  • Page 38: Thermal Management

    Technical Guide Book for PowerVault MD3200MD3220 Table 9. Power Supply Specifications AC Characteristics INPUT PARAMETER Requirement Input Voltage Range 90 – 264 VAC Input Frequency 47 – 63 Hz Peak Inrush Current 55 A for 10ms or less, 25 A for 10-150ms Power Factor over full AC input range 0.9 @ output load >...
  • Page 39: Table 10. Environmental Specifications

    Technical Guide Book for PowerVault MD3200MD3220 Table 10. Environmental Specifications Temperature Operating 10° to 35°C (50° to 95°F) with a maximum temperature gradation of 10°C per hour Note: For altitudes above 2950 feet, the maximum operating temperature is de-rated 1°F/550 ft. Storage -40°...
  • Page 40: Configuration Guidelines

    Technical Guide Book for PowerVault MD3200MD3220 Configuration Guidelines General Configuration Rules The MD3200 and MD3220’s extensive configuration flexibility enables customized performance tuning, maximum capacity utilization and the highest data protection to support application servers with vastly different requirements. A single storage array can concurrently support multiple RAID levels (0, 1, 5, 10 and 6), multiple drive technologies (SSD, SAS and near-line SAS), multiple and various disk group sizes, and one or more virtual disks per disk group.

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