SYSTEMD-UDEVD.SERVICE(8) systemd-udevd.service SYSTEMD-UDEVD.SERVICE(8) (NAME) systemd-udevd.service, systemd-udevd-control.socket, systemd-udevd- kernel.socket, systemd-udevd-varlink.socket, systemd-udevd - (SYNOPSIS) systemd-udevd.service systemd-udevd-control.socket systemd-udevd-kernel.socket systemd-udevd-varlink.socket /usr/lib/systemd/systemd-udevd [--daemon] [--debug] [--children-max=] [--exec-delay=] [--event-timeout=] [--resolve-names=early|late|never] [--version] [--help] (DESCRIPTION) systemd-udevd uevent . systemd-udevd udev . udev(7) . udev.conf(5) udevadm control . (OPTIONS) -d, --daemon . 186 . -D, --debug (stderr). 186 . -c, --children-max= . 186 . -e, --exec-delay= RUN{program} . coldplug . 186 . -t, --event-timeout= . . 180 . 216 . -s, --timeout-signal= systemd-udevd (forked off) . udev.timeout_signal= . SIGABRT (worker timeouts) . SIGKILL . . 246 . -N, --resolve-names= systemd-udevd (resolve) . early () . late . never root . 186 . -h, --help . --version . (KERNEL COMMAND LINE) "rd." systemd-udevd initrd initrd (host) . udev.log_level=, rd.udev.log_level= . 247 . udev.trace[=BOOL], rd.udev.trace[=BOOL] / (trace). udev.log_level= "debug" . 258 . udev.children_max=, rd.udev.children_max= . 186 . udev.exec_delay=, rd.udev.exec_delay= RUN{program} . coldplug . 186 . udev.event_timeout=, rd.udev.event_timeout= . (terminate) . 216 . udev.timeout_signal=, rd.udev.timeout_signal= systemd-udevd (workers) . . 246 . udev.blockdev_read_only, rd.udev.blockdev_read_only . ( loopback device mapper) . (stateless) . blockdev --setrw blockdev(8) . 246 . net.ifnames= . 0 . 199 . net.naming_scheme= ( net.ifnames=0 ). . systemd.net-naming-scheme(7) "latest" ( systemd-udevd.service) . : . systemd-udevd.service . 240 . net.ifname_policy=policy1[,policy2,...][,MAC] . MAC . NamePolicy= .link "onboard" "path". systemd.link(5) . MAC . MAC . . systemd-udevd systemd-network- generator.service(8) .link . systemd-network-generator.service . : net.ifname_policy=keep,kernel,path,slot,onboard,01:23:45:67:89:ab net.ifname_policy=keep,kernel,path,slot,onboard,mac .link : # 91-name-policy-with-mac.link [Match] MACAddress=01:23:45:67:89:ab [Link] NamePolicy=keep kernel path slot onboard AlternativeNamePolicy=path slot onboard # 92-name-policy-for-all.link [Match] OriginalName=* [Link] NamePolicy=keep kernel path slot onboard mac AlternativeNamePolicy=path slot onboard mac 250 . (SEE ALSO) udev.conf(5), udev(7), udevadm(8) systemd 261.2 SYSTEMD-UDEVD.SERVICE(8)