udev.conf - Configuration for device event managing daemon
systemd-udevd(8) expects its main configuration file at
/etc/udev/udev.conf. It consists of a set of variables allowing the user to
override default udev values. All empty lines or lines beginning with '#' are
ignored. The following variables can be set:
The log level. Valid values are the numerical syslog
priorities or their textual representations: err, info and
An integer. The maximum number of events executed in
This is the same as the --children-max= option.
An integer. Delay the execution of RUN
instructions by the given number of seconds. This option might be useful when
debugging system crashes during coldplug caused by loading non-working kernel
This is the same as the --exec-delay= option.
An integer. The number of seconds to wait for events to
finish. After this time, the event will be terminated. The default is 180
This is the same as the --event-timeout= option.
Specifies when systemd-udevd should resolve names of
users and groups. When set to early
(the default), names will be
resolved when the rules are parsed. When set to late
, names will be
resolved for every event. When set to never
, names will never be
resolved and all devices will be owned by root.
This is the same as the --resolve-names= option.
Specifies a signal that systemd-udevd will send on worker
timeouts. Note that both workers and spawned processes will be killed using
this signal. Defaults to SIGKILL.
In addition, systemd-udevd can be configured by command line
options and the kernel command line (see systemd-udevd(8)).