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      • Install a fabric-attached MetroCluster
        • Prepare for the MetroCluster installation
        • Cable a fabric-attached MetroCluster configuration
          • Parts of a fabric MetroCluster configuration
          • Install and cable MetroCluster components
            • Port assignments for FC switches when using AFF A900 systems
          • Configure the FC switches
            • Configure Brocade FC switches with RCF files
            • Configure the Cisco FC switches with RCF files
        • Configure hardware for sharing a Brocade 6510 FC fabric during transition
          • Configure switch fabrics sharing between the 7-Mode and clustered MetroCluster configuration
        • Plan and install a MetroCluster configuration with array LUNs
          • Install and cable the MetroCluster components in a configuration with array LUNs
            • Cable the FC-VI and HBA ports in a MetroCluster configuration with array LUNs
            • Cable storage arrays to FC switches in a MetroCluster configuration
          • Switch zoning in a MetroCluster configuration with array LUNs
          • Set up ONTAP in a MetroCluster configuration with array LUNs
          • Implement a MetroCluster configuration with both disks and array LUNs
        • How to use the Active IQ Unified Manager and ONTAP System Manager for further configuration and monitoring
      • Install a MetroCluster IP configuration
        • Prepare for the MetroCluster installation
          • How to use layer 3 wide-area networks
        • Configure the MetroCluster hardware components
          • Cable the MetroCluster IP switches
          • Configure the MetroCluster IP switches
            • Configure Cisco IP switches
        • Configure the MetroCluster software in ONTAP
        • Configure the ONTAP Mediator service for unplanned automatic switchover
      • Install a stretch MetroCluster configuration
        • Prepare for the MetroCluster installation
        • Cable a two-node SAS-attached stretch MetroCluster configuration
          • Install and cable MetroCluster components for two-node SAS-attached stretch configurations
        • Cable a two-node bridge-attached stretch MetroCluster configuration
          • Install and cable MetroCluster components
        • Connections in a stretch MetroCluster configurations with array LUNs
        • How to use the Active IQ Unified Manager and ONTAP System Manager for further configuration and monitoring
      • Install and Configure MetroCluster Tiebreaker
      • Understand MetroCluster data protection and disaster recovery
      • Perform switchover, healing, and switchback
        • Perform switchover for tests or maintenance
          • Heal the configuration
            • Heal the configuration in a MetroCluster FC configuration
      • Maintain the MetroCluster components
        • FC-to-SAS bridge maintenance
        • FC switch maintenance and replacement
        • IP switch maintenance and replacement
        • Hot add storage to a MetroCluster FC configuration
          • Hot add SAS storage to a bridge-attached MetroCluster FC configuration
            • Hot add a SAS disk shelf to a stack of SAS disk shelves
        • Port assignments for FC switches
      • Transition from MetroCluster FC to MetroCluster IP
        • Transition nondisruptively from a MetroCluster FC to a MetroCluster IP configuration (ONTAP 9.8 and later)
          • Prepare for transition from a MetroCluster FC to a MetroCluster IP configuration
          • Transition from MetroCluster FC to MetroCluster IP configurations
        • Disruptively transition from a two-node MetroCluster FC to a four-node MetroCluster IP configuration (ONTAP 9.8 and later)
      • Upgrade or expand the MetroCluster configuration
        • Expand a two-node MetroCluster FC configuration to a four-node configuration
          • Add a new controller module to each cluster
            • Install and cable the new controller module
            • Configure intercluster LIFs
        • Expand a four-node MetroCluster FC configuration to an eight-node configuration
          • Recable and zone a switch fabric for the new nodes
          • Configure ONTAP on the new controllers
            • Configure the clusters into a MetroCluster configuration
              • Configure intercluster LIFs
      • Recover from a disaster
        • Recover from a multi-controller or storage failure
          • Prepare for switchback in a MetroCluster IP configuration
          • Prepare for switchback in a MetroCluster FC configuration
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    • MetroCluster
    • Release Notes
    • Install a fabric-attached MetroCluster
      • Overview
      • Prepare for the MetroCluster installation
        • Differences among the ONTAP MetroCluster configurations
        • Cluster peering
        • Considerations for MetroCluster configurations with native disk shelves or array LUNs
        • Considerations when transitioning from 7-Mode to ONTAP
        • Considerations for ISLs
        • Considerations for using TDM/WDM equipment with fabric-attached MetroCluster configurations
        • Requirements for using a Brocade DCX 8510-8 switch
        • Considerations when using unmirrored aggregates
        • Firewall usage at MetroCluster sites
      • Choose the correct installation procedure for your configuration
      • Cable a fabric-attached MetroCluster configuration
        • Overview
        • Parts of a fabric MetroCluster configuration
          • Overview
          • Illustration of the local HA pairs in a MetroCluster configuration
          • Illustration of redundant FC-to-SAS bridges
          • Redundant FC switch fabrics
          • Illustration of the cluster peering network
        • Required MetroCluster FC components and naming conventions
        • Configuration worksheet for FC switches and FC-to-SAS bridges
        • Install and cable MetroCluster components
          • Rack the hardware components
          • Cable the new controller module’s FC-VI and HBA ports to the FC switches
          • Cable the ISLs between MetroCluster sites
          • Port assignments for systems using two initiator ports
          • Port assignments for FC switches when using ONTAP 9.0
          • Port assignments for FC switches when using ONTAP 9.1 and later
          • Port assignments for FC switches when using AFF A900 systems
            • AFF A900 Brocade port usage for controllers running ONTAP 9.10.1 or later
            • AFF A900 Brocade port usage for ISLs running ONTAP 9.10.1 or later
            • AFF A900 Cisco port usage controllers running ONTAP 9.10.1 or later
            • AFF A900 Cisco port usage for ISLs running ONTAP 9.10.1 or later
          • Cabling the cluster interconnect in eight- or four-node configurations
          • Cable the cluster peering connections
          • Cable the HA interconnect, if necessary
          • Cable the management and data connections
        • Configure the FC switches
          • Configure Brocade FC switches with RCF files
            • Reset the Brocade FC switch to factory defaults
            • Download the Brocade FC switch RCF file
            • Install the Brocade FC switch RCF file
          • Configure the Cisco FC switches with RCF files
            • Reset the Cisco FC switch to factory defaults
            • Download and install the Cisco FC switch NX-OS software
            • Download and install the Cisco FC RCF files
          • Configure the Brocade FC switches manually
          • Configure the Cisco FC switches manually
        • Install FC-to-SAS bridges and SAS disk shelves
      • Configure hardware for sharing a Brocade 6510 FC fabric during transition
        • Overview
        • Review Brocade license requirements
        • Rack the hardware components
        • Cable the new MetroCluster controllers to the existing FC fabrics
        • Configure switch fabrics sharing between the 7-Mode and clustered MetroCluster configuration
          • Disable one of the switch fabrics
          • Delete TI zoning and configure IOD settings
          • Ensure ISLs are in the same port group and configure zoning
          • Reenable the switch fabric and verify operation
      • Configure the MetroCluster software in ONTAP
      • Considerations for using virtual IP and Border Gateway Protocol with a MetroCluster configuration
      • Test the MetroCluster configuration
      • Considerations when removing MetroCluster configurations
      • Plan and install a MetroCluster configuration with array LUNs
        • Plan for a MetroCluster configuration with array LUNs
        • Supported MetroCluster configuration with array LUNs
        • Requirements for a MetroCluster configuration with array LUNs
        • Install and cable the MetroCluster components in a configuration with array LUNs
          • Rack the hardware components in a MetroCluster configuration with array LUNs
          • Prepare a storage array for use with ONTAP systems
          • Switch ports required for a MetroCluster configuration with array LUNs
          • Cable the FC-VI and HBA ports in a MetroCluster configuration with array LUNs
            • Cable the FC-VI and HBA ports in a two-node fabric-attached MetroCluster configuration with array LUNs
            • Cable the FC-VI and HBA ports in a four-node fabric-attached MetroCluster configuration with array LUNs
            • Cable the FC-VI and HBA ports in an eight-node fabric-attached MetroCluster configuration with array LUNs
          • Cable the ISLs in a MetroCluster configuration with array LUNs
          • Cable the cluster interconnect in eight- or four-node configurations
          • Cable the cluster peering connections
          • Cable the HA interconnect, if necessary
          • Cable the management and data connections
          • Cable storage arrays to FC switches in a MetroCluster configuration
            • Overview
            • Example of cabling storage array ports to FC switches in a two-node MetroCluster configuration
            • Example of cabling storage array ports to FC switches in a four-node MetroCluster configuration
            • Example of cabling storage array ports to FC switches in an eight-node MetroCluster configuration
        • Switch zoning in a MetroCluster configuration with array LUNs
          • Requirements for switch zoning in a MetroCluster configuration with array LUNs
          • Example of switch zoning in a two-node MetroCluster configuration with array LUNs
          • Example of switch zoning in a four-node MetroCluster configuration with array LUNs
          • Example of switch zoning in an eight-node MetroCluster configuration with array LUNs
        • Set up ONTAP in a MetroCluster configuration with array LUNs
          • Verifying and configuring the HA state of components in Maintenance mode
          • Configuring ONTAP on a system that uses only array LUNs
          • Set up the cluster
          • Install the license for using array LUNs in a MetroCluster configuration
          • Configuring FC-VI ports on a X1132A-R6 quad-port card on FAS8020 systems
          • Assign ownership of array LUNs
          • Peer the clusters
          • Mirror the root aggregates
          • Create data aggregates on, implementing, and verifying the MetroCluster configuration
        • Implement a MetroCluster configuration with both disks and array LUNs
          • Overview
          • Considerations when implementing a MetroCluster configuration with disks and array LUNs
          • Example of a two-node fabric-attached MetroCluster configuration with disks and array LUNs
          • Example of a four-node MetroCluster configuration with disks and array LUNs
      • How to use the Active IQ Unified Manager and ONTAP System Manager for further configuration and monitoring
        • Synchronize the system time using NTP
      • Considerations when using ONTAP in a MetroCluster configuration
      • Where to find additional information
    • Install a MetroCluster IP configuration
      • Overview
      • Prepare for the MetroCluster installation
        • Differences among the ONTAP MetroCluster configurations
        • Deciding between ONTAP Mediator and MetroCluster Tiebreaker
        • Considerations for MetroCluster IP configurations
        • Automatic drive assignment and ADP systems in ONTAP 9.4 and later
        • Cluster peering
        • ISL requirements
        • How to use layer 3 wide-area networks
          • Modifying address, netmask, and gateway in a MetroCluster IP
        • Sharing private layer 2 networks
        • How to use MetroCluster-compliant switches
        • How to use TDM/xWDM and encryption equipment with MetroCluster IP configurations
        • Unmirrored aggregates in a MetroCluster IP configuration
        • Firewall usage at MetroCluster sites
        • Considerations for using virtual IP and Border Gateway Protocol with a MetroCluster configuration
      • Configure the MetroCluster hardware components
        • Parts of a MetroCluster IP configuration
        • Required MetroCluster IP components and naming conventions
        • Rack the hardware components
        • Cable the MetroCluster IP switches
          • How to use the port tables with the RcfFileGenerator tool or multiple MetroCluster configurations
          • Platform port assignments for Cisco 3132Q-V switches
          • Platform port assignments for Cisco 3232C or Cisco 9336C switches
          • Platform port assignments for Broadcom supported BES-53248 IP switches
        • Cable the controller data and management ports
        • Configure the MetroCluster IP switches
          • Configure Broadcom IP switches
          • Configure Cisco IP switches
            • Configure basic settings
            • Configure MACsec encryption on Cisco 9336C switches
      • Configure the MetroCluster software in ONTAP
        • Overview
        • How to configure eight-node Configurations
        • Gather required information
        • Similarities and differences between standard cluster and MetroCluster configurations
        • Verify the ha-config state of components
        • Restoring system defaults on a controller module
        • Manually assigning drives to pool 0
        • Setting up ONTAP
        • Configure the clusters into a MetroCluster configuration
        • Verify switchover, healing, and switchback
        • Configure the MetroCluster Tiebreaker or ONTAP Mediator software
        • Protect configuration backup files
      • Configure the ONTAP Mediator service for unplanned automatic switchover
        • Prepare to install the ONTAP Mediator service
        • Configuring the ONTAP Mediator service from a MetroCluster IP configuration
        • Connect a MetroCluster configuration to a different ONTAP Mediator instance
      • Testing the MetroCluster configuration
      • Considerations when removing MetroCluster configurations
      • Considerations when using ONTAP in a MetroCluster configuration
      • Where to find additional information
    • Install a stretch MetroCluster configuration
      • Overview
      • Prepare for the MetroCluster installation
        • Differences between the ONTAP MetroCluster configurations
        • Cluster peering
        • Considerations when using unmirrored aggregates
        • Firewall usage at MetroCluster sites
      • Choose the correct installation procedure for your configuration
      • Cable a two-node SAS-attached stretch MetroCluster configuration
        • Overview
        • Parts of a two-node SAS-attached stretch MetroCluster configuration
        • Required MetroCluster hardware components and naming guidelines for two-node SAS-attached stretch configurations
        • Install and cable MetroCluster components for two-node SAS-attached stretch configurations
          • Overview
          • Rack the hardware components
          • Cable the controllers to each other and the storage shelves
          • Cable the cluster peering connections
          • Cable the management and data connections
      • Cable a two-node bridge-attached stretch MetroCluster configuration
        • Overview
        • Parts of a two-node bridge-attached stretch MetroCluster configuration
        • Required MetroCluster hardware components and naming conventions for two-node bridge-attached stretch configurations
        • Information gathering worksheet for FC-to-SAS bridges
        • Install and cable MetroCluster components
          • Rack the hardware components
          • Cable the controllers to each other
          • Cable the cluster peering connections
          • Cable the management and data connections
        • Install FC-to-SAS bridges and SAS disk shelves
      • Configure the MetroCluster software in ONTAP
      • Considerations for using virtual IP and Border Gateway Protocol with a MetroCluster configuration
      • Test the MetroCluster configuration
      • Connections in a stretch MetroCluster configurations with array LUNs
        • Overview
        • Example of a stretch MetroCluster configuration with array LUNs
        • Examples of two-node stretch MetroCluster configurations with disks and array LUNs
        • Example of a stretch MetroCluster configuration with E-Series storage arrays
      • Considerations when removing MetroCluster configurations
      • How to use the Active IQ Unified Manager and ONTAP System Manager for further configuration and monitoring
        • Overview
        • Synchronizing the system time using NTP
      • Considerations when using ONTAP in a MetroCluster configuration
      • Transitioning from a stretch to a fabric-attached MetroCluster configuration
      • Where to find additional information
    • Install and Configure MetroCluster Tiebreaker
      • Overview of the Tiebreaker software
      • Install the Tiebreaker software
      • Configure the Tiebreaker software
      • Configure SNMP settings for Tiebreaker software
      • Monitor the MetroCluster configuration
      • Risks and limitations of using MetroCluster Tiebreaker in active mode
      • Firewall requirements for MetroCluster Tiebreaker
      • Where to find additional information
    • Understand MetroCluster data protection and disaster recovery
      • How MetroCluster protects data and provides disaster recovery
    • Perform switchover, healing, and switchback
      • Perform switchover for tests or maintenance
        • Overview
        • Verify that your system is ready for a switchover
        • Send a custom AutoSupport message prior to negotiated switchover
        • Perform a negotiated switchover
        • Output for the storage aggregate plex show command is indeterminate after a MetroCluster switchover
        • Confirm that the DR partners have come online
        • Heal the configuration
          • Heal the configuration in a MetroCluster FC configuration
            • Overview
            • Heal the data aggregates after negotiated switchover
            • Heal the root aggregates after negotiated switchover
          • Heal the configuration in a MetroCluster IP configuration (ONTAP 9.4 and earlier)
        • Perform a switchback
        • Verify a successful switchback
      • Commands for switchover, healing, and switchback
      • Monitor the MetroCluster configuration
      • Monitor and protecting the file system consistency using NVFAIL
      • Where to find additional information
    • Maintain the MetroCluster components
      • Where to find procedures for MetroCluster maintenance tasks
      • MetroCluster failure and recovery scenarios
      • Remove ONTAP Mediator or Tiebreaker monitoring before performing maintenance tasks
      • FC-to-SAS bridge maintenance
        • Support for FibreBridge 7600N bridges in MetroCluster configurations
        • Support for FibreBridge 7500N bridges in MetroCluster configurations
        • Enable IP port access on the FibreBridge 7600N bridge if necessary
        • Update firmware on a FibreBridge bridge
        • Replace a single FC-to-SAS bridge
        • Replace a pair of FibreBridge 6500N bridges with 7600N or 7500N bridges
        • Requirements for using other interfaces to configure and manage FibreBridge bridges
        • Hot-replace a failed power supply module
        • In-band management of the FC-to-SAS bridges
        • Secure or unsecure the FibreBridge bridge
      • FC switch maintenance and replacement
        • Upgrade or downgrade the firmware on a Brocade FC switch
        • Upgrade or downgrade the firmware on a Cisco FC switch
        • Upgrade to new Brocade FC switches
        • Replace a Brocade FC switch
        • Rename a Brocade FC switch
        • Disabling encryption on Brocade FC switches
        • Changing ISL properties, ISL ports, or the IOD/OOD configuration on a Brocade switch
        • Replace a Cisco FC switch
        • Changing speed of ISL ports on a Cisco FC switch
        • Adding lSLs to a Cisco switch
      • IP switch maintenance and replacement
        • Replace an IP switch
        • Upgrade firmware on MetroCluster IP switches
        • Upgrade RCF files on MetroCluster IP switches
        • Rename a Cisco IP switch
      • Add, remove, or change ISL ports nondisruptively
      • How to identify storage in a MetroCluster IP configuration
      • Add shelves to a MetroCluster using shared Storage/MetroCluster switches
      • Hot add storage to a MetroCluster FC configuration
        • Hot add a SAS disk shelf in a direct-attached MetroCluster FC configuration using SAS optical cables
        • Hot add SAS storage to a bridge-attached MetroCluster FC configuration
          • Hot add a stack of SAS disk shelves to an existing pair of FibreBridge 7500N bridges
          • Hot add a stack of SAS disk shelves and bridges to a MetroCluster system
          • Hot add a SAS disk shelf to a stack of SAS disk shelves
            • Preparing to hot-add SAS disk shelves
            • Hot add a disk shelf
          • Hot add an IOM12 disk shelf to a stack of IOM6 disk shelves in a bridge-attached MetroCluster configuration
      • Hot-remove storage from a MetroCluster FC configuration
      • Replace a shelf nondisruptively in a stretch MetroCluster configuration
      • Replace a shelf nondisruptively in a fabric-attached MetroCluster configuration
      • When to migrate root volumes to a new destination
      • Move a metadata volume in MetroCluster configurations
      • Rename a cluster in MetroCluster configurations
      • Power off and power on a data center
      • Power off an entire MetroCluster IP configuration
      • Power off an entire MetroCluster FC configuration
      • Reconfigure an FC switch layout configured before ONTAP 9.x
      • Port assignments for FC switches
        • Port assignments for systems using two initiator ports
        • Port assignments for FC switches when using ONTAP 9.0
        • Port assignments for FC switches when using ONTAP 9.1 and later
      • How to use the Interoperability Matrix Tool to find MetroCluster information
      • Where to find additional information
    • Transition from MetroCluster FC to MetroCluster IP
      • Choose your transition procedure
      • Supported platforms for nondisruptive transition
      • Transition nondisruptively from a MetroCluster FC to a MetroCluster IP configuration (ONTAP 9.8 and later)
        • Overview
        • Prepare for transition from a MetroCluster FC to a MetroCluster IP configuration
          • Requirements for nondisruptive FC-to-IP transition
          • How transition impacts the MetroCluster hardware components
          • Workflow for nondisruptive MetroCluster transition
          • Considerations for IP switches
          • Switchover, healing, and switchback operations during nondisruptive transition
          • Alert messages and tool support during transition
          • Example naming in this procedure
        • Transition from MetroCluster FC to MetroCluster IP configurations
          • Verify the health of the MetroCluster configuration
          • Remove the existing configuration from the Tiebreaker or other monitoring software
          • Generating and applying RCFs to the new IP switches
          • Move the local cluster connections
          • Prepare the MetroCluster IP controllers
          • Configure the MetroCluster for transition
          • Move the data to the new drive shelves
          • Remove the MetroCluster FC controllers
          • Complete the transition
        • Send a custom AutoSupport message after maintenance
        • Restore Tiebreaker or Mediator monitoring
      • Disruptively transition from a two-node MetroCluster FC to a four-node MetroCluster IP configuration (ONTAP 9.8 and later)
        • Overview
        • Example naming in this procedure
        • Prepare for disruptive FC-to-IP transition
        • Transition the MetroCluster FC nodes
        • Connect the MetroCluster IP controller modules
        • Configure the new nodes and completing transition
        • Return the system to normal operation
      • Disruptively transition from MetroCluster FC to MetroCluster IP when retiring storage shelves (ONTAP 9.8 and later)
      • Disruptively transition when existing shelves are not supported on new controllers (ONTAP 9.8 and later)
      • Move an FC SAN workload from MetroCluster FC to MetroCluster IP nodes
      • Move Linux iSCSI hosts from MetroCluster FC to MetroCluster IP nodes
      • Where to find additional information
    • Upgrade or expand the MetroCluster configuration
      • Choose your upgrade or refresh method
      • Upgrade controllers in a MetroCluster FC configuration using switchover and switchback
      • Upgrade controllers from AFF A700 to AFF A900 in a MetroCluster FC configuration using switchover and switchback (ONTAP 9.10.1 and later)
      • Upgrade controllers in a four-node MetroCluster FC configuration using switchover and switchback with "system controller replace" commands (ONTAP 9.10.1 and later)
      • Upgrade controllers in a MetroCluster IP configuration using switchover and switchback (ONTAP 9.8 and later)
      • Upgrade controllers from AFF A700 to AFF A900 in a MetroCluster IP configuration using switchover and switchback (ONTAP 9.10.1 and later)
      • Refreshing a four-node MetroCluster FC configuration
      • Refresh a four-node MetroCluster IP configuration (ONTAP 9.8 and later)
      • Expand a two-node MetroCluster FC configuration to a four-node configuration
        • Overview
        • Verify the state of the MetroCluster configuration
        • Send a custom AutoSupport message before adding noxdes to the MetroCluster configuration
        • Zone for the new controller ports when adding a controller module in a fabric-attached MetroCluster configuration
        • Add a new controller module to each cluster
          • Overview
          • Prepare for the upgrade
          • Clear the configuration on a controller module
          • Prepare cluster ports on an existing controller module
          • Prepare the netboot server to download the image
          • Set the HA mode on the existing controller module
          • Shut down the existing controller module
          • Install and cable the new controller module
            • Prerequisites and installation
            • Cable the new controller module’s FC-VI and HBA ports to the FC switches
            • Cabling the new controller module’s cluster peering connections
          • Power up both controller modules and displaying the LOADER prompt
          • Change the ha-config setting on the existing and new controller modules
          • Set the partner system ID for both controller modules
          • Boot the existing controller module
          • Assign disks to the new controller module
          • Netboot and set up ONTAP on the new controller module
          • Mirror the root aggregate on the new controller
          • Configure intercluster LIFs
            • Configure intercluster LIFs on dedicated ports
            • Configure intercluster LIFs on shared data ports
          • Create a mirrored data aggregate on each node
          • Install licenses for the new controller module
          • Create unmirrored data aggregates
          • Install the firmware after adding a controller module
        • Refresh the MetroCluster configuration with new controllers
        • Enable storage failover on both controller modules and enabl cluster HA
        • Restart the SVMs
      • Expand a four-node MetroCluster FC configuration to an eight-node configuration
        • Overview
        • Determining the new cable layout
        • Rack the new equipment
        • Verify the health of the MetroCluster configuration
        • Check for MetroCluster configuration errors with Config Advisor
        • Send a custom AutoSupport message prior to add nodes to the MetroCluster configuration
        • Recable and zone a switch fabric for the new nodes
          • Disconnect the existing DR group from the fabric
          • Apply the RCF files and recable the switches
        • Configure ONTAP on the new controllers
          • Clear the configuration on a controller module
          • Assign disk ownership in AFF systems
          • Assign disk ownership in non-AFF systems
          • Verify the ha-config state of components
          • Boot the new controllers and join them to the cluster
          • Configure the clusters into a MetroCluster configuration
            • Configure intercluster LIFs
              • Configure intercluster LIFs on dedicated ports
              • Configure intercluster LIFs on shared data ports
            • Mirror the root aggregates
            • Implement the MetroCluster configuration
            • Create a mirrored data aggregate on each node
            • Configure FC-to-SAS bridges for health monitoring
            • Move a metadata volume in MetroCluster configurations
            • Check the MetroCluster configuration
        • Check for MetroCluster configuration errors with Config Advisor
        • Send a custom AutoSupport message after to add nodes to the MetroCluster configuration
        • Verify switchover, healing, and switchback
      • Expand a four-node MetroCluster IP configuration to an eight-node configuration
      • Remove a Disaster Recovery group
      • Where to find additional information
    • Recover from a disaster
      • Workflow for disaster recovery
      • Perform a forced switchover after a disaster
      • Choosing the correct recovery procedure
      • Recover from a multi-controller or storage failure
        • Before you begin
        • Replace hardware and boot new controllers
        • Prepare for switchback in a MetroCluster IP configuration
          • Overview
          • Set required environmental variables in MetroCluster IP configurations
          • Power on the equipment at the disaster site (MetroCluster IP configurations)
          • Configure the IP switches (MetroCluster IP configurations)
          • Verify storage connectivity to the remote site (MetroCluster IP configurations)
          • Reassign disk ownership for pool 1 disks on the disaster site (MetroCluster IP configurations)
          • Boot to ONTAP on replacement controller modules in MetroCluster IP configurations
          • Restore connectivity from the surviving nodes to the disaster site (MetroCluster IP configurations)
          • Verify automatic assignment or manually assign pool 0 drives
          • Assign pool 1 drives on the surviving site (MetroCluster IP configurations)
          • Delete failed plexes owned by the surviving site (MetroCluster IP configurations)
          • Perform aggregate heal and restore mirrors (MetroCluster IP configurations)
        • Prepare for switchback in a MetroCluster FC configuration
          • Verify port configuration (MetroCluster FC configurations only)
          • Configure the FC-to-SAS bridges (MetroCluster FC configurations only)
          • Configure the FC switches (MetroCluster FC configurations only)
          • Verify the storage configuration
          • Power on the equipment at the disaster site
          • Assign ownership for replaced drives
          • Perform aggregate healing and restore mirrors (MetroCluster FC configurations)
          • Reassign disk ownership for root aggregates to replacement controller modules (MetroCluster FC configurations)
          • Boot the new controller modules (MetroCluster FC configurations)
        • Prepare the nodes for switchback in a mixed configuration (recovery during transition)
        • Complete recovery
      • Recover from a non-controller failure
    • Legal notices
    • docs.netapp.com
    • ONTAP MetroCluster

    Trademark

    04/03/2021 Contributors NetAppZacharyWambold

    NETAPP, the NETAPP logo, and the marks listed on the NetApp Trademarks page are trademarks of NetApp, Inc. Other company and product names may be trademarks of their respective owners.

    https://www.netapp.com/company/legal/trademarks/

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