甲骨文云通过netboot和vnc进入救援模式重置密码
准备创建一个vnc，点击重启https://3dm.pw/upload/2024/03/vncreboot-1710744948349.png
重启时候，按esc键进入bios
https://3dm.pw/upload/2024/03/image.png
选择boot manager-efi internal shell
https://3dm.pw/upload/2024/03/image-1710745208228.png
拉取netboot镜像（参考netboot救砖）
选择Debian
https://3dm.pw/upload/2024/03/image-1710745409059.png
选择rescue mode
https://3dm.pw/upload/2024/03/image-1710745445489.png
走一遍流程
https://3dm.pw/upload/2024/03/image-1710745502962.png
选择分区挂载，进入shell模式
https://3dm.pw/upload/2024/03/image-1710745633529.png
https://3dm.pw/upload/2024/03/image-1710745597870.png
https://3dm.pw/upload/2024/03/image-1710745660428.png
shell模式输入 passwd 重置密码
https://3dm.pw/upload/2024/03/image-1710745725425.png
exit 退出
选择重新启动系统
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