Files
cheatsheet-tldr/tldr/linux/udevadm
2025-12-20 00:20:53 +00:00

38 lines
785 B
Plaintext

---
syntax: markdown
tags: [tldr, linux]
source: https://github.com/tldr-pages/tldr.git
---
# udevadm
> Linux `udev` management tool.
> More information: <https://www.freedesktop.org/software/systemd/man/latest/udevadm.html>.
- Monitor all device events:
`sudo udevadm monitor`
- Print `uevents` sent out by the kernel:
`sudo udevadm monitor {{[-k|--kernel]}}`
- Print device events after being processed by `udev`:
`sudo udevadm monitor {{[-u|--udev]}}`
- List attributes of device `/dev/sda`:
`sudo udevadm info {{[-a|--attribute-walk]}} {{/dev/sda}}`
- Reload all `udev` rules:
`sudo udevadm control {{[-R|--reload]}}`
- Trigger all `udev` rules to run:
`sudo udevadm trigger`
- Test an event run by simulating loading of `/dev/sda`:
`sudo udevadm test {{/dev/sda}}`