Comment on How to reboot remotely Linux server if reboot, shutdown and init commands are not working (/sbin/reboot: Input/output error) – Reboot Linux in emergency using MagicSysRQ kernel sysctl variable by SysAdmin.
Hello fellow admins,
We had the same incident today on one of our Debain hosts.
Running the sysrq saved us a trip to the datacenter during the night.
Thumbs up for the poster!