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ubuntu(linux)系统死机(无响应)后,如何强制重启.
source link: https://blog.p2hp.com/archives/9254
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ubuntu(linux)系统死机(无响应)后,如何强制重启. | Lenix Blog
ubuntu(linux)系统死机后,如何强制重启:
按 Alt+SysRq+B可强制重启.
有的电脑需要按Fn键,即 Fn+Alt+SysRq+B.
注:sysrq键一般和prtsc(print screen)键是一个.
如果你按Fn+Alt+SysRq+B不起作用,请按以下做:
先按Fn+Alt+SysRq+B,
保持按住Alt,再松开SysRq+Fn,再按B键.
为了更安全的做法是
按住Fn+Alt+SysRq,再依次按下:REISUB键.(同步 磁盘,防止数据丢失及损坏)
https://www.cnblogs.com/reid21/p/9507366.html?ivk_sa=1024320u
https://www.howtogeek.com/119127/use-the-magic-sysrq-key-on-linux-to-fix-frozen-x-servers-cleanly-reboot-and-run-other-low-level-commands/
https://www.kernel.org/doc/html/latest/admin-guide/sysrq.html
https://unix.stackexchange.com/questions/569728/sysrqb-boot-not-working-but-o-turning-off-is
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