Request doc changesEdit this pageLearn how to contribute
ON THIS PAGE
    • Product and Solutions
    • Support and Training
    • Cloud Central
    • Community
    • Blog
    • Customer Stories
    • Contact
    • Contact
    Menu bars
    netapp-mark netapp-logo
    Available PDFs
    • PDF of this doc site
      • Implementing E-Series storage
        • Where to find information for configurations with storage arrays
        • Requirements for configuring E-Series storage arrays
        • Supported fabric-attached configurations for E-Series storage arrays
      • Implementing third-party storage
        • Where to find information for configurations with storage arrays
        • General configuration guidelines for all storage arrays
        • EMC VNX storage arrays
        • EMC Symmetrix storage arrays
        • Hitachi storage arrays
        • HP EVA storage arrays
        • HP XP storage arrays
        • IBM DS storage arrays
        • IBM XIV storage arrays
        • 3PAR storage arrays
          • Required parameters for 3PAR arrays with ONTAP systems
        • Supported fabric-attached configurations
      • Installing FlexArray
        • FlexArray Virtualization technology overview—​using array LUNs for storage
        • Zoning in a configuration with storage arrays
        • Planning a configuration with array LUNs
          • Where to find information for configurations with storage arrays
        • Planning for RAID implementation
        • Planning for ONTAP use of array LUNs
          • How array LUNs become available for ONTAP storage use
          • Factors that impact the number and size of array LUNs you need
            • Considering checksum type when planning array LUN size and number
        • Planning for LUN security on the storage arrays
        • Planning for paths to array LUNs
          • Requirements for redundant setup of components in a path
          • Required number of paths to an array LUN
          • Benefits of using multiple LUN groups
        • Planning a port-to-port connectivity scheme
        • Determining the array LUNs for specific aggregates
        • Setting up ONTAP to work with array LUNs
        • Commands for checking back-end configuration
        • Verifying installation with storage arrays
          • Checking for back-end configuration errors preventing system operation
          • Verifying that the back-end configuration matches the intended configuration
        • Managing array LUNs using ONTAP
        • Troubleshooting configurations with storage arrays
          • Invalid path setup examples
          • Relationship between zoning and host group configuration
        • Target queue depth customization
    Collection of separate PDF docs

    Creating your file...

    This may take a few minutes. Thanks for your patience.
    Your file is ready
    All ONTAP product documentation
    • ONTAP FlexArray Docs
    • Implementing E-Series storage
      • Where to find information for configurations with storage arrays
        • Where to find information about ONTAP support for storage arrays
      • ONTAP systems that can use array LUNs on storage arrays
      • Requirements for configuring E-Series storage arrays
        • Required host type for E-Series storage arrays
      • Supported fabric-attached configurations for E-Series storage arrays
        • Stand-alone basic configuration
        • Stand-alone system with two 2-port array LUN groups
        • Single 4-port array LUN group configuration
        • Two 4-port array LUN group configuration
        • Eight-port array LUN group configuration
        • Attaching FC initiator port to multiple targets ports
        • Sharing a target port with two FC initiator ports
      • Supported direct-attached configurations with E-Series storage arrays
    • Implementing third-party storage
      • Where to find information for configurations with storage arrays
        • Where to find information about ONTAP support for storage arrays
        • Limit types for configurations with storage arrays
      • Support for advanced features of storage arrays
      • ONTAP systems that can use array LUNs on storage arrays
      • General configuration guidelines for all storage arrays
        • Requirement for 8-Gb array port initialization
        • Required fill word settings for 8 Gb Brocade switch ports
      • EMC VNX storage arrays
        • Required parameters for EMC VNX storage arrays with ONTAP systems
        • How EMC VNX storage array control access to data
        • Limitation on array LUN numbering with EMC VNX array
        • Guidelines for enabling ALUA on EMC VNX storage arrays
        • ALUA behavior of VNX2 storage arrays
        • EMC VNX storage array families
      • EMC Symmetrix storage arrays
        • Required Parameter settings on the storage array for ONTAP systems
        • Requirements for implementing LUN security on EMC Symmetrix storage arrays
        • Caution about using the VCMDB LUN
        • Caution about using the ACLX LUN
        • Restriction on using gatekeeper LUNs
        • EMC Symmetrix storage array families
      • Hitachi storage arrays
        • Required parameters for Hitachi storage arrays with ONTAP systems
        • Workaround when LUNs are not visible with Hitachi storage arrays
        • Requirements for creating LUNs in dynamic pools
        • Requirements for formatting array LUNs
        • Requirements for using disks external to the storage array
        • Guidelines for configuring ports on Hitachi storage arrays
        • Hitachi storage array families
      • HP EVA storage arrays
        • Required parameters for HP EVA arrays with ONTAP systems
        • Requirements for configuring the HP EVA Storage Management Server
        • Preparing HP EVA storage arrays for NDU
        • ALUA support for HP EVA storage arrays
        • HP EVA storage array families
      • HP XP storage arrays
        • Required parameters for HP XP storage arrays with ONTAP
        • Workaround when LUNs are not visible with HP XP storage arrays
        • Requirements for creating LUNs in dynamic pools
        • Requirements for formatting array LUNs
        • Requirements for using disks external to the storage array
        • Guidelines for configuring ports on HP XP storage arrays
        • HP XP storage array families
      • IBM DS storage arrays
        • Required settings for IBM DS storage arrays with ONTAP systems
        • Requirements for volume groups on DS8xxx storage arrays
        • IBM DS storage array families
      • IBM XIV storage arrays
        • Requirements for configuring IBM XIV arrays with ONTAP systems
        • IBM XIV storage array families
      • 3PAR storage arrays
        • Required parameters for 3PAR arrays with ONTAP systems
          • Workaround for the unknown device (L254/SES) problem with 3PAR storage arrays
        • 3PAR storage array families
      • Supported fabric-attached configurations
        • Stand-alone basic configuration
        • Stand-alone system with two 2-port array LUN groups
        • Single 4-port array LUN group configuration
        • Two 4-port array LUN group configuration
        • Eight-port array LUN group configuration
        • Attaching FC initiator port to multiple targets ports
        • Sharing a target port with two FC initiator ports
    • Installing FlexArray
      • FlexArray Virtualization technology overview—​using array LUNs for storage
        • ONTAP systems that can use array LUNs on storage arrays
        • Considerations when connecting multiple storage arrays to an ONTAP system
        • Supported methods for connecting an ONTAP system to a storage array
        • Sharing storage arrays among hosts
        • Requirements for MetroCluster configurations with array LUNs
      • Zoning in a configuration with storage arrays
        • Requirements for zoning in a configuration with storage arrays
        • Zoning recommendation for a configuration with storage arrays
        • Example of zoning in a configuration with storage arrays
      • Planning a configuration with array LUNs
        • Where to find information for configurations with storage arrays
          • Limit types for configurations with storage arrays
          • Where to find information about ONTAP support for storage arrays
          • 32xx system configuration restrictions
        • Stages of implementation for a system using array LUNs
        • Planning summary for a V-Series system using native disks
        • Planning summary for ONTAP systems using array LUNs
      • Planning for RAID implementation
        • RAID protection for array LUNs
        • Planning considerations for ONTAP RAID groups
      • Planning for ONTAP use of array LUNs
        • How array LUNs are made available for host use
        • How array LUNs become available for ONTAP storage use
          • Considerations when planning for disk ownership
          • Array LUN assignment changes
        • Array LUN type supported by ONTAP
        • Factors that impact the number and size of array LUNs you need
          • Factors impacting the required number of array LUNs
          • Minimum number of array LUNs required per ONTAP system
          • Spare array LUN requirement for core dumps
          • Minimum and maximum array LUN sizes supported for ONTAP configurations
          • Array LUN size required for the root volume
          • Elements that reduce the usable space in an array LUN
          • Considering checksum type when planning array LUN size and number
            • Characteristics of checksum types that ONTAP supports
            • Formulas for calculating array LUN size based on checksum type
        • Location of the root volume
      • Planning for LUN security on the storage arrays
        • Available LUN security methods
      • Planning for paths to array LUNs
        • Requirements for redundant setup of components in a path
          • When to check for redundant paths to array LUNs
        • Required number of paths to an array LUN
          • Advantages of four paths to an array LUN
          • Multiple paths to an array LUN can be used to distribute load
        • Benefits of using multiple LUN groups
          • Implementation requirements for a multiple LUN group configuration
          • Example of a configuration with multiple LUN groups
        • Array LUN name format
        • Pre-cluster array LUN name format
        • How the array LUN name is displayed in ONTAP
        • Valid pathing: stand-alone system with a single 2-port array LUN group
        • Valid pathing: a single 4-port array LUN group in a fabric-attached configuration
        • Valid pathing: eight-port array LUN group configuration
      • Planning a port-to-port connectivity scheme
        • Requirements for using FC initiator ports
        • How FC initiator ports are labeled
        • Configuring FC ports as initiators
        • Rules for sharing an FC initiator port with multiple target ports
        • Example configuration: shared FC initiator ports
        • Rules for sharing a target port with multiple FC initiator ports
        • Example configuration: shared target ports
        • Checking the number of array LUNs visible on an FC initiator port
        • Requirements for connecting to storage arrays
        • Guidelines for connecting a V-Series system to native disk shelves
        • FC initiator ports required for connection to native disks
        • Example of non-optimized usage of a storage array target port
      • Determining the array LUNs for specific aggregates
        • Rules for mixing storage in array LUN aggregates
        • How the checksum type is determined for array LUN aggregates
        • Checksum type considerations for adding spare array LUNs to aggregates
        • Aggregate rules when the storage arrays are from the same family
        • Aggregate rules when the storage arrays are from different vendors or families
      • Preparing a storage array for use with ONTAP systems
      • Connecting an ONTAP system to a storage array
      • Setting up the switches
      • Configuring LUN security
      • Setting up ONTAP to work with array LUNs
        • Configuring ONTAP on a system that uses only array LUNs
        • Installing the license for using array LUNs
        • Assigning ownership of array LUNs
      • Commands for checking back-end configuration
        • Back-end configuration errors detected by ONTAP commands
        • Situations not identified by commands that check back-end configuration
      • Verifying installation with storage arrays
        • Checking for back-end configuration errors preventing system operation
          • The storage errors show messages and their resolution
          • Array LUN size is either smaller or larger than the supported values
          • LUN IDs for the same LDEV do not match
          • Volume Set Addressing is inconsistent
          • Duplicate LUN IDs on a target port
          • Fewer than two paths to an array LUN
          • An access control LUN is presented to ONTAP
          • All paths to an array LUN are on the same storage array controller
          • Array LUNs are configured with conflicting failover modes
          • Array LUN is marked foreign and has a reservation
        • Verifying that the back-end configuration matches the intended configuration
          • Reasons for no LUNs in the array LUN group
          • Reasons for fewer array LUN groups than expected
          • Reasons for more array LUN groups than expected
          • Reasons for more paths to an array LUN than expected
          • Reasons for the incorrect number of LUNs in array LUN groups
          • Reasons storage arrays are missing from command output
      • Managing array LUNs using ONTAP
        • Modifying assignment of spare array LUNs
        • Checking the checksum type of spare array LUNs
        • Changing the checksum type of an array LUN
        • Prerequisites to reconfiguring an array LUN on the storage array
        • Changing array LUN size or composition
        • Removing one array LUN from use by ONTAP
        • Preparing array LUNs before removing an ONTAP system from service
      • Troubleshooting configurations with storage arrays
        • Getting started with troubleshooting an ONTAP configuration with array LUNs
        • Invalid path setup examples
          • Invalid path setup: alternate paths are not configured
        • What happens when a link failure occurs
        • Relationship between zoning and host group configuration
          • Dependency between zone and host group definitions
          • Example of cascading zoning and host group configuration errors
      • Additional tasks after installing and testing an ONTAP configuration with array LUNs
      • Obtaining WWPNs manually
      • Target queue depth customization
        • Guidelines for specifying the appropriate target queue depth
        • Setting the target queue depth (ONTAP prior to 8.2)
        • Setting the target queue depth
        • Displaying target queue depth statistics
        • Target port utilization policy settings
      • Terminology comparison between storage array vendors
    • Legal Notices
    • docs.netapp.com
    • ONTAP
    • ONTAP FlexArray

    ONTAP FlexArray Documentation

    Implementing E-Series storage
    Requirements for configuring E-Series storage arrays
    Supported fabric-attached configurations for E-Series storage arrays
    Supported direct-attached configurations with E-Series storage arrays
    Implementing Third-Party Storage
    Configuration guidelines for all storage arrays
    Supported fabric-attached configurations
    Installing FlexArray
    Planning a configuration with array LUNs
    Preparing a storage array for use with ONTAP systems
    • © 2022 NetApp, Inc.
    • Terms of Use
    • Privacy Policy
    • Cookie Policy
    • Cookie Settings
    • Send feedback about this page
    • blog blog@
    • community community@
    • twitter twitter@
    • facebook facebook@
    • linkedin linkedin@
    • youtube youtube@
    • slideshare slideshare@