busctl — Introspect the bus
busctl
[OPTIONS...] [COMMAND] [NAME
...]
The following options are understood:
--address=ADDRESS
¶Connect to the bus specified by
ADDRESS
instead of using suitable
defaults for either the system or user bus (see
--system
and --user
options).
--show-machine
¶When showing the list of endpoints, show a column containing the names of containers they belong to. See systemd-machined.service(8).
--unique
¶When showing the list of endpoints, show
only "unique" names (of the form
":
").
number
.number
--acquired
¶The opposite of --unique
—
only "well-known" names will be shown.
--activatable
¶When showing the list of endpoints, show only endpoints which have actually not been activated yet, but may be started automatically if accessed.
--match=MATCH
¶When showing messages being exchanged, show only the
subset matching MATCH
.
--no-legend
¶Do not print the legend, i.e. the column headers and the footer.
--user
¶Talk to the service manager of the calling user, rather than the service manager of the system.
--system
¶Talk to the service manager of the system. This is the implied default.
-H
, --host=
¶Execute the operation remotely. Specify a hostname, or a
username and hostname separated by "@
", to
connect to. The hostname may optionally be suffixed by a
container name, separated by ":
", which
connects directly to a specific container on the specified
host. This will use SSH to talk to the remote machine manager
instance. Container names may be enumerated with
machinectl -H
HOST
.
-M
, --machine=
¶Execute operation on a local container. Specify a container name to connect to.
-h
, --help
¶--version
¶--no-pager
¶Do not pipe output into a pager.
The following commands are understood:
Show endpoints attached to the bus. This is the default if no command is specified.
NAME
...]¶Dump messages being exchanged. If
NAME
is specified, show messages
to or from this endpoint. Otherwise, show all messages on the
bus.
NAME
¶Show process information and credentials of a bus endpoint.
Show command syntax help.