3.9. 在系统日志中访问预滚动健康检查输出

流程

• 要访问预滚动脚本的结果，请运行以下命令：

  $ sudo journalctl -o cat -u redboot-task-runner.service

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  prerollback 脚本的输出示例

  ...
  ...
  Running Red Scripts...
  STARTED
  GRUB boot variables:
  boot_success=0
  boot_indeterminate=0
  boot_counter=0
  The ostree status:
  * rhel c0baa75d9b585f3dd989a9cf05f647eb7ca27ee0dbd4b94fe8c93ed3a4b9e4a5.0
      Version: 9.6
      origin: <unknown origin type>
    rhel 6869c1347b0e0ba1bbf0be750cdf32da5138a1fcbc5a4c6325ab9eb647b64663.0 (rollback)
      Version: 9.6
      origin refspec: edge:rhel/9/x86_64/edge
  System rollback imminent - preparing MicroShift for a clean start
  Stopping MicroShift services
  Removing MicroShift pods
  Killing conmon, pause and OVN processes
  Removing OVN configuration
  Finished greenboot Failure Scripts Runner.
  Cleanup succeeded
  Script '40_microshift_pre_rollback.sh' SUCCESS
  FINISHED
  redboot-task-runner.service: Deactivated successfully.

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  注意

  如果是回滚，则 pre-rollback 脚本运行 sudo microshift-cleanup-data --ovn 命令，以为潜在的软件降级准备系统。