排除更新运行状况检查的故障

启动更新时，在实际更新之前会自动执行运行状况检查。如果更新运行状况检查失败，会导致更新中止（请参见下例）。更新运行状况检查仅验证可能影响更新的问题。

图 82  BUI 和 CLI 更新运行状况检查故障示例

zfs-appliance:maintenance system updates ak-nas@2013.06.05.0.0,1-1.6> upgrade
This procedure will consume several minutes and requires a system reboot upon
successful update, but can be aborted with [Control-C] at any time prior to
reboot. A health check will validate system readiness before an update is
attempted, and may also be executed independently using the check command.
Are you sure? (Y/N)
error: System is not in an upgradeable state: prerequisite healthcheck reports problems. 
See alert log for more.