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ONTAP
Troubleshooting
Use aggregate relocation to upgrade controller hardware
Overview
Automate the controller upgrade process
Decide whether to use the aggregate relocation guide
Required tools and documentation
Guidelines for upgrading controllers with ARL
Verify the health of the MetroCluster configuration
Check for MetroCluster configuration errors
Verify switchover, healing, and switchback
Overview of the ARL upgrade
Upgrade the node pair
Stage 1 Prepare for upgrade
Overview
Prepare the nodes for upgrade
Get an IP address of an external key management server for storage encryption
Stage 2 Relocate and retiring node1
Overview
Relocate non-root aggregates and NAS data LIFs owned by node1 to node2
Relocate failed or vetoed aggregates
Retire node1
Prepare for netboot
Stage 3 Install and boot node3
Overview
Install and boot node3
Set the FC or UTA/UTA2 configuration on node3
Verify the node3 installation
Restore key-manager configuration on node3
Move non-root aggregates and NAS data LIFs owned by node1 from node2 to node3
Stage 4 Relocate and retiring node2
Overview
Relocate non-root aggregates and NAS data LIFs from node2 to node3
Retire node2
Stage 5 Install and boot node4
Overview
Install and boot node4
Set the FC or UTA/UTA2 configuration on node4
Verify the node4 installation
Restore key-manager configuration on node4
Move non-root aggregates and NAS data LIFs owned by node2 from node3 to node4
Stage 6 Complete the upgrade
Overview
Complete the upgrade for MetroCluster FC configuration
Ensure that the new controllers are set up correctly
Set up Storage Encryption on the new controller module
Set up NetApp Volume Encryption on the new controller module
Decommission the old system
Resume SnapMirror operations
Troubleshooting
Overview
Aggregate relocation failures
Check for aggregate relocation failure
Aggregates originally on node1 are owned by node4 after completion of the upgrade
Reboots, panics, or power cycles
Issues that can arise in multiple stages of the procedure
LIF migration failure
Troubleshooting
12/08/2020
Contributors
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