Symptoms:
NSX-T Manager fails to complete upgrade from 2.3.0 to 2.3.1, leaving the GUI and API inaccessible. The failure occurs at the install_os step.
NSX manager upgrade process goes through 10 different steps and on each step a particular script to executed to perform certain tasks
Following are the steps:
- name: pre_upgrade_validation
- name: shutdown_manager
- name: install_os
- name: migrate_manager_config
- name: switch_os
- name: reboot
- name: run_migration_tool
- name: start_manager
- name: update_upgrade_status
- name: finish_upgrade