How to force reboot a frozen Linux or FreeBSD machine
https://it-notes.dragas.net/2023/01/08/how-to-force-reboot-a-frozen-linux-or-freebsd-servers/
I've just used this...
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"… more likely to happen when dealing with usb attached external interfaces. …"
On the many occasions when I have lost then regained USB connectivity to a mobile hard disk drive that hosts a ZFS pool, and (naturally) it becomes impossible to run any zpool command on the pool:
– there's never an endless freeze.
Restart the OS in the normal way, and be patient. Sometimes very patient.
That was, Kubuntu 25.04 and 25.10 with (OpenZFS-encrypted) root-on-ZFS. I have not yet had an opportunity to play the waiting game with 26.04.
@stefano Oh, I remember one for linux. But, sadly, today it's usually go to a web console and hit that 'Reset this VM' button. :(
