Is it possible to remotely force a reboot on Ubuntu 20.04.3?

Bo Berglund bo.berglund at gmail.com
Mon Feb 21 19:16:37 UTC 2022


On Mon, 21 Feb 2022 13:49:03 -0500 (EST), Robert Heller <heller at deepsoft.com>
wrote:

>This isn't the Ubuntu machine.  It is a Raspberry Pi.  And for some reason it 
>is mapping the bosse user to the pi user...

The target (aspomint) is an Ubuntu Mint machine with IP 192.168.117.251


The machine I used to issue the commands from is an RPi4, which still runs fine
and I can use for testing. It has IP 192.168.117.131

On the RPi4:

$ ping aspomint
PING aspomint (192.168.117.251) 56(84) bytes of data.
64 bytes from aspomint (192.168.117.251): icmp_seq=1 ttl=64 time=0.304 ms

THOUGHTS....
------------
I am kicking myself for not covering this lockup case, though!

When I taveled there on Feb 9 to set it up I decommisioned a TLink MR600 Mobile
broadband router, which has been used before the fiber was installed.

It was powered via a timer set to cut power at night for 1 minute because I had
experienced it locking up on the mobile net sometimes and this had solved the
connectivity problem.
I took the timer home as well...

What I *should* have done is powering the Ubuntu machine off the timer, because
then I would be certain that if a lockup happened it would be solved within 24
hours...


-- 
Bo Berglund
Developer in Sweden





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