Recover from an Upgrade Failure

You have the option to recover from an upgrade failure by rerunning the upgrade, or perform a fresh installation, and then restore the system from a backup.

1. To rerun the upgrade, complete the following steps for the type of upgrade you were attempting:
   1. Migrate XCO from a Single-Node to a Multi-Node Deployment using Interactive Mode
   2. Migrate XCO from a Single-Node to a Multi-Node Deployment using Single CLI
   3. Upgrade XCO on TPVM in a Single-Node Deployment
   4. Upgrade Fabric using Interactive Mode and Upgrade Fabric using Single CLI
   5. Upgrade XCO in a Multi-Node Deployment using Interactive Mode
   6. Upgrade XCO in a Multi-Node Deployment using Single CLI
   7. Upgrade XCO on TPVM in a Multi-Node Deployment
   8. Migrate TPVM Single-Node to Multi-Node
2. To perform a fresh installation and restore the system backup, complete the following steps:
   1. Uninstall XCO to remove any components that might have been installed before the upgrade failed.
      1. Uninstall XCO on TPVM in a Single-Node and Multi-Node Deployment
      2. Uninstall XCO in a Single-Node or Multi-Node Deployment
   2. Follow the steps for the type of installation you need.
      1. Install XCO on TPVM in a Multi-Node Deployment
      2. Install XCO in a Multi-Node Deployment using Interactive Mode
      3. Install XCO Single-Node Fabric Management on TPVM
      4. Install Fabric using Interactive Mode and Install Fabric using Single CLI
   3. Restore the XCO backup.
      

      efa system restore --backup-tar <filename>.tar.gz

      For more information about backup tar files, see the "XCO System Backup and Restoration" section of the ExtremeCloud Orchestrator Command Reference, 3.6.0 .