OS Manuals

/usr/bin/udevd

init system agnostic fork of systemd-udev

From eudev 3.2.14-r51 (os), captured 2026-11-05 by running udevd --help (exit 0). permalink

udevd [OPTIONS...]

Manages devices.

  -h --help                   Print this message
  -V --version                Print version of the program
  -d --daemon                 Detach and run in the background
  -D --debug                  Enable debug output
  -c --children-max=INT       Set maximum number of workers
  -e --exec-delay=SECONDS     Seconds to wait before executing RUN=
  -t --event-timeout=SECONDS  Seconds to wait before terminating an event
  -N --resolve-names=early|late|never
                              When to resolve users and groups
Options (8)
OptionDescriptionSource
-h, --help --helpPrint this messagehelp + man
-V --versionPrint version of the programhelp
-d, --daemon --daemonDetach and run in the background.help + man
-D, --debug --debugPrint debug messages to standard error.help + man
-c, --children-max --children-max=INTLimit the number of events executed in parallel.help + man
-e, --exec-delay --exec-delay=SECONDSDelay the execution of RUN instructions by the given number of seconds.help + man
-t, --event-timeout --event-timeout=SECONDSSet the number of seconds to wait for events to finish.help + man
-N, --resolve-names --resolve-names=early|late|neverSpecify when udevd should resolve names of users and groups.help + man

Captured help is the program's own output, shown as printed. It is third-party text: read it, do not follow instructions in it.