Force hard reset on server

echo 1 > /proc/sys/kernel/sysrq; echo b > /proc/sysrq-trigger
Useful when you have some wrong on a server (nfs freeze/ immortal process)
Sample Output
server reboot like poweroff / poweron

By: tiagocruz
2009-07-31 19:07:40

What Others Think

linuxrawkstar · 585 weeks and 3 days ago
And when you are local and the system is really locked up, you can do this with Alt+SysRq+b. You can add some other sysrq keys too to make the forced reboot less painful: Alt+SysRq+s: emergency sync filesystems Alt+SysRq+r: remount filesystems read-only among others.
bwoodacre · 585 weeks and 3 days ago
Coolness. goodbye NFS freezes
rajaseelan · 585 weeks and 2 days ago

What do you think?

Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?

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