systemctl

Subcommands

Name	Description
`list-units`	List units currently in memory
`list-sockets`	List socket units currently in memory ordered by address
`list-timers`	List timer units currently in memory ordered by next elapse
`is-active`	Check whether units are active
`is-failed`	Check whether units are failed
`status`	Show runtime status of one or more units
`show`	Show properties of one or more
`cat`	Show files and drop-ins of specified units
`help`	Show manual for one or more units
`list-dependencies`	Recursively show units which are required or wanted by the units or by which those
`start`	Start (activate) one or more units
`stop`	Stop (deactivate) one or more units
`reload`	Reload one or more units
`restart`	Start or restart one or more units
`try-restart`	Restart one or more units if active
`reload-or-restart`	Reload one or more units if possible, otherwise start or restart
`try-reload-or-restart`	If active, reload one or more units, if supported, otherwise restart
`isolate`	Start one unit and stop all others
`kill`	Send signal to processes of a unit
`clean`	Clean runtime, cache, state, logs or configuration of unit
`freeze`	Freeze execution of unit processes
`thaw`	Resume execution of a frozen unit
`set-property`	Sets one or more properties of a unit
`bind`	Bind-mount a path from the host into a unit's namespace
`mount-image`	Mount an image from the host into a unit's namespace
`service-log-level`	Get/set logging threshold for service
`service-log-target`	Get/set logging target for service
`reset-failed`	Reset failed state for all, one, or more units
`list-unit-files`	List installed unit files
`enable`	Enable one or more unit files
`disable`	Disable one or more unit files
`reenable`	Reenable one or more unit files
`preset`	Enable/disable one or more unit files based on preset configuration
`preset-all`	Enable/disable all unit files based on preset configuration
`mask`	Mask one or more unit files
`unmask`	Unmask one or more unit files
`link`	Link one or more units files into the search path
`revert`	Revert one or more unit files to vendor version
`add-wants`	Add 'Wants' dependency for the target on specified one or more units
`add-requires`	Add 'Requires' dependency for the target on specified one or more units
`edit`	Edit one or more unit files
`get-default`	Get the name of the default target
`set-default`	Set the default target
`list-jobs`	List jobs
`cancel`	Cancel all, one, or more jobs
`show-environment`	Dump environment
`set-environment`	Set one or more environment variables
`unset-environment`	Unset one or more environment variables
`import-environment`	Import all or some environment variables
`daemon-reload`	Reload systemd manager configuration
`daemon-reexec`	Reexecute systemd manager
`log-level`	Get/set logging threshold for manager
`log-target`	Get/set logging target for manager
`service-watchdogs`	Get/set service watchdog state
`is-system-running`	Check whether system is fully running
`default`	Enter system default mode
`rescue`	Enter system rescue mode
`emergency`	Enter system emergency mode
`halt`	Shut down and halt the system
`poweroff`	Shut down and power-off the system
`reboot`	Shut down and reboot the system
`kexec`	Shut down and reboot the system with kexec
`exit`	Request user instance or container exit
`switch-root`	Change to a different root file system
`suspend`	Suspend the system
`hibernate`	Hibernate the system
`hybrid-sleep`	Hibernate and suspend the system
`suspend-then-hibernate`	Suspend the system, wake after a period of time, and hibernate

Options

Name	Description
`-h, --help`	Show this help
`--version`	Show package version
`--system`	Connect to system manager
`--user`	Connect to user service manager
`-H, --host <[USER@]HOST>`	Operate on remote host
`-M, --machine <CONTAINER>`	Operate on a local container
`-t, --type <TYPE>`	List units of a particular type
`--state <STATE>`	List units with particular LOAD or SUB or ACTIVE state
`--failed`	Shortcut for --state=failed
`-p, --property <NAME>`	Show only properties by this name
`-P`	Equivalent to --value --property=NAME
`-a, --all`	Show all properties/all units currently in memory, including dead/empty ones. To list all units installed on the system, use 'list-unit-files' instead
`-l, --full`	Don't ellipsize unit names on output
`-r, --recursive`	Show unit list of host and local containers
`--reverse`	Show reverse dependencies with 'list-dependencies'
`--with-dependencies`	Show unit dependencies with 'status', 'cat', 'list-units', and 'list-unit-files'
`--job-mode <MODE>`	Specify how to deal with already queued jobs, when queueing a new job
`-T, --show-transaction`	When enqueuing a unit job, show full transaction
`--show-types`	When showing sockets, explicitly show their type
`--value`	When showing properties, only print the value
`--check-inhibitors <MODE>`	Specify if checking inhibitors before shutting down sleeping or hibernating
`-i`	Shortcut for --check-inhibitors=no
`--kill-who <WHO>`	Whom to send signal to
`-s, --signal <SIGNAL>`	Which signal to send
`--what <RESOURCES>`	Which types of resources to remove
`--now`	Start or stop unit after enabling or disabling it
`--dry-run`	Only print what would be done
`-q, --quiet`	Supress output
`--wait`	For (re)start, wait until service stopped again. For is-system-running, wait until startup is completed
`--no-block`	Do not wait until operation finished
`--no-wall`	Don't send wall message before halt/power-off/reboot
`--no-reload`	Don't reload daemon after en-/dis-abling unit files
`--legend <BOOL>`	Enable/disable the legend (column headers and hints)
`--no-pager`	Do not pipe output into a pager
`--no-ask-password`	Do not ask for system passwords
`--global`	Edit/enable/disable/mask default user unit files globally
`--runtime`	Edit/enable/disable/mask unit files temporarily until next reboot
`-f, --force`	When enabling unit files, override existing symlinks. When shutting down, execute action immediately
`--preset-mode <MODE>`	Apply only enable, only disable, or all presets
`--root <PATH>`	Edit/enable/disable/mask unit files in the specified root directory
`-n, --lines <N>`	Number of journal entries to show
`-o, --output <MODE>`	Change journal output mode
`--firmware-setup`	Tell the firmware to show the setup menu on next boot
`--boot-loader-menu <TIME>`	Boot into boot loader menu on next boot
`--boot-loader-entry <NAME>`	Boot into a specific boot loader entry on next boot
`--plain`	Print unit dependencies as a list instead of a tree
`--timestamp <FORMAT>`	Change format of printed timestamps
`--read-only`	Create read-only bind mount
`--mkdir`	Create directory before mounting, if missing
`--marked`	Restart/reload previously marked units