Udev Sidenotes

Udev Sidenotes


Automatic Debugging

Set udev_log=debug in /etc/udev/udev.conf for a persistent change, run udevadm control --log-priority=debug for a temporary change.

If you are running systemd, you can find the output in journalctl --follow | grep udev

Manual Printing

Add RUN+="/bin/sh -c 'echo \"hello world\" > /dev/kmsg'" to your rules, when the rule is executed you will the message in dmesg or journalctl

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