• MetroCluster release notes

• 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
    • Configure the FC switches
      • Configure Brocade FC switches with RCF files
      • Configure the Cisco FC switches with RCF files
  • 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
    • ISL requirements
    • Considerations for using MetroCluster-compliant switches
  • Configure the MetroCluster hardware components
    • Cable the MetroCluster IP switches
    • Configure the MetroCluster IP switches
      • Configure Cisco IP switches
      • Configure NVIDIA IP switches
    • Monitor MetroCluster IP switch health
  • Configure the MetroCluster software in ONTAP
    • Configure the MetroCluster software using the CLI
    • Configure the MetroCluster software using System Manager
  • Configure ONTAP Mediator for unplanned automatic switchover
  • How to use the Active IQ Unified Manager and ONTAP System Manager for further configuration and monitoring

• 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
  • How to use the Active IQ Unified Manager and ONTAP System Manager for further configuration and monitoring

• Install and configure MetroCluster Tiebreaker
  • Install the Tiebreaker software
    • Install the Tiebreaker software package
      • Install Tiebreaker 1.5
      • Install Tiebreaker 1.4

• 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
  • Prepare for MetroCluster maintenance
  • Maintenance procedures for MetroCluster FC configurations
    • FC-to-SAS bridge maintenance
    • FC switch maintenance and replacement
    • Hot add storage to a MetroCluster FC configuration
      • Hot add SAS storage to a bridge-attached MetroCluster FC configuration
  • Maintenance procedures for MetroCluster IP configurations
    • IP switch maintenance and replacement
  • Maintenance procedures for all MetroCluster configurations

• 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, refresh, or expand the MetroCluster configuration
  • Start here - Choose your procedure
  • Upgrade controllers in four-node MetroCluster IP using switchover and switchback with "system controller replace" commands (ONTAP 9.13.1 and later)
    • Prepare to upgrade
    • Upgrade your controllers
  • Upgrade controllers in MetroCluster IP using switchover and switchback (ONTAP 9.8 and later)
    • Prepare to upgrade
    • Upgrade your controllers
  • 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
  • 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

• 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