systemd.index(7) List all manpages from the systemd project

B

binfmt.d(5) --- Configure additional binary formats for executables at boot
bootctl(1) --- Control the firmware and boot manager settings
bootup(7) --- System bootup process
busctl(1) --- Introspect the bus

C

coredump.conf(5) --- Core dump storage configuration files
coredump.conf.d(5) --- Core dump storage configuration files
coredumpctl(1) --- Retrieve and process saved core dumps and metadata
crypttab(5) --- Configuration for encrypted block devices

D

daemon(7) --- Writing and packaging system daemons
dnssec-trust-anchors.d(5) --- DNSSEC trust anchor configuration files

F

file-hierarchy(7) --- File system hierarchy overview

H

halt(8) --- Halt, power-off or reboot the machine
hostname(5) --- Local hostname configuration file
hostnamectl(1) --- Control the system hostname
hwdb(7) --- Hardware Database

I

init(1) --- systemd system and service manager

J

journal-remote.conf(5) --- Journal remote service configuration files
journal-remote.conf.d(5) --- Journal remote service configuration files
journalctl(1) --- Query the systemd journal
journald.conf(5) --- Journal service configuration files
journald.conf.d(5) --- Journal service configuration files

K

kernel-command-line(7) --- Kernel command line parameters
kernel-install(8) --- Add and remove kernel and initramfs images to and from /boot

L

libnss_myhostname.so.2(8) --- Provide hostname resolution for the locally configured system hostname.
libnss_mymachines.so.2(8) --- Provide hostname resolution for local container instances.
libnss_resolve.so.2(8) --- Provide hostname resolution via
libudev(3) --- API for enumerating and introspecting local devices
locale.conf(5) --- Configuration file for locale settings
localectl(1) --- Control the system locale and keyboard layout settings
localtime(5) --- Local timezone configuration file
loginctl(1) --- Control the systemd login manager
logind.conf(5) --- Login manager configuration files
logind.conf.d(5) --- Login manager configuration files

M

machine-id(5) --- Local machine ID configuration file
machine-info(5) --- Local machine information file
machinectl(1) --- Control the systemd machine manager
modules-load.d(5) --- Configure kernel modules to load at boot

N

networkctl(1) --- Query the status of network links
networkd.conf(5) --- Global Network configuration files
networkd.conf.d(5) --- Global Network configuration files
nss-myhostname(8) --- Provide hostname resolution for the locally configured system hostname.
nss-mymachines(8) --- Provide hostname resolution for local container instances.
nss-resolve(8) --- Provide hostname resolution via

O

os-release(5) --- Operating system identification

P

pam_systemd(8) --- Register user sessions in the systemd login manager
poweroff(8) --- Halt, power-off or reboot the machine

R

reboot(8) --- Halt, power-off or reboot the machine
resolved.conf(5) --- Network Name Resolution configuration files
resolved.conf.d(5) --- Network Name Resolution configuration files
runlevel(8) --- Print previous and current SysV runlevel

S

sd-bus(3) --- A lightweight D-Bus and kdbus client library
sd-bus-errors(3) --- Standard D-Bus error names
sd-daemon(3) --- APIs for new-style daemons
sd-event(3) --- A generic event loop implementation
sd-id128(3) --- APIs for processing 128-bit IDs
sd-journal(3) --- APIs for submitting and querying log entries to and from the journal
sd-login(3) --- APIs for tracking logins
SD_ALERT(3) --- APIs for new-style daemons
sd_booted(3) --- Test whether the system is running the systemd init system
sd_bus_creds_get_audit_login_uid(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_audit_session_id(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_augmented_mask(3) --- Retrieve credentials object for the specified PID
sd_bus_creds_get_cgroup(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_cmdline(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_comm(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_description(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_egid(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_euid(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_exe(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_fsgid(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_fsuid(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_gid(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_mask(3) --- Retrieve credentials object for the specified PID
sd_bus_creds_get_owner_uid(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_pid(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_ppid(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_selinux_context(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_session(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_sgid(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_slice(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_suid(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_supplementary_gids(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_tid(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_tid_comm(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_tty(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_uid(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_unique_name(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_unit(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_user_slice(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_user_unit(3) --- Retrieve fields from a credentials object
sd_bus_creds_get_well_known_names(3) --- Retrieve fields from a credentials object
sd_bus_creds_has_bounding_cap(3) --- Retrieve fields from a credentials object
sd_bus_creds_has_effective_cap(3) --- Retrieve fields from a credentials object
sd_bus_creds_has_inheritable_cap(3) --- Retrieve fields from a credentials object
sd_bus_creds_has_permitted_cap(3) --- Retrieve fields from a credentials object
sd_bus_creds_new_from_pid(3) --- Retrieve credentials object for the specified PID
sd_bus_creds_ref(3) --- Retrieve credentials object for the specified PID
sd_bus_creds_unref(3) --- Retrieve credentials object for the specified PID
sd_bus_creds_unrefp(3) --- Retrieve credentials object for the specified PID
sd_bus_default(3) --- Acquire a connection to a system or user bus
sd_bus_default_system(3) --- Acquire a connection to a system or user bus
sd_bus_default_user(3) --- Acquire a connection to a system or user bus
sd_bus_error(3) --- sd-bus error handling
SD_BUS_ERROR_ACCESS_DENIED(3) --- Standard D-Bus error names
sd_bus_error_add_map(3) --- Additional sd-dbus error mappings
SD_BUS_ERROR_ADDRESS_IN_USE(3) --- Standard D-Bus error names
SD_BUS_ERROR_AUTH_FAILED(3) --- Standard D-Bus error names
SD_BUS_ERROR_BAD_ADDRESS(3) --- Standard D-Bus error names
sd_bus_error_copy(3) --- sd-bus error handling
SD_BUS_ERROR_DISCONNECTED(3) --- Standard D-Bus error names
SD_BUS_ERROR_END(3) --- Additional sd-dbus error mappings
SD_BUS_ERROR_FAILED(3) --- Standard D-Bus error names
SD_BUS_ERROR_FILE_EXISTS(3) --- Standard D-Bus error names
SD_BUS_ERROR_FILE_NOT_FOUND(3) --- Standard D-Bus error names
sd_bus_error_free(3) --- sd-bus error handling
sd_bus_error_get_errno(3) --- sd-bus error handling
sd_bus_error_has_name(3) --- sd-bus error handling
SD_BUS_ERROR_INCONSISTENT_MESSAGE(3) --- Standard D-Bus error names
SD_BUS_ERROR_INTERACTIVE_AUTHORIZATION_REQUIRED(3) --- Standard D-Bus error names
SD_BUS_ERROR_INVALID_ARGS(3) --- Standard D-Bus error names
SD_BUS_ERROR_INVALID_SIGNATURE(3) --- Standard D-Bus error names
SD_BUS_ERROR_IO_ERROR(3) --- Standard D-Bus error names
sd_bus_error_is_set(3) --- sd-bus error handling
SD_BUS_ERROR_LIMITS_EXCEEDED(3) --- Standard D-Bus error names
SD_BUS_ERROR_MAKE_CONST(3) --- sd-bus error handling
sd_bus_error_map(3) --- Additional sd-dbus error mappings
SD_BUS_ERROR_MAP(3) --- Additional sd-dbus error mappings
SD_BUS_ERROR_MATCH_RULE_INVALID(3) --- Standard D-Bus error names
SD_BUS_ERROR_MATCH_RULE_NOT_FOUND(3) --- Standard D-Bus error names
SD_BUS_ERROR_NAME_HAS_NO_OWNER(3) --- Standard D-Bus error names
SD_BUS_ERROR_NO_MEMORY(3) --- Standard D-Bus error names
SD_BUS_ERROR_NO_NETWORK(3) --- Standard D-Bus error names
SD_BUS_ERROR_NO_REPLY(3) --- Standard D-Bus error names
SD_BUS_ERROR_NO_SERVER(3) --- Standard D-Bus error names
SD_BUS_ERROR_NOT_SUPPORTED(3) --- Standard D-Bus error names
SD_BUS_ERROR_NULL(3) --- sd-bus error handling
SD_BUS_ERROR_PROPERTY_READ_ONLY(3) --- Standard D-Bus error names
SD_BUS_ERROR_SERVICE_UNKNOWN(3) --- Standard D-Bus error names
sd_bus_error_set(3) --- sd-bus error handling
sd_bus_error_set_const(3) --- sd-bus error handling
sd_bus_error_set_errno(3) --- sd-bus error handling
sd_bus_error_set_errnof(3) --- sd-bus error handling
sd_bus_error_set_errnofv(3) --- sd-bus error handling
sd_bus_error_setf(3) --- sd-bus error handling
SD_BUS_ERROR_TIMEOUT(3) --- Standard D-Bus error names
SD_BUS_ERROR_UNIX_PROCESS_ID_UNKNOWN(3) --- Standard D-Bus error names
SD_BUS_ERROR_UNKNOWN_INTERFACE(3) --- Standard D-Bus error names
SD_BUS_ERROR_UNKNOWN_METHOD(3) --- Standard D-Bus error names
SD_BUS_ERROR_UNKNOWN_OBJECT(3) --- Standard D-Bus error names
SD_BUS_ERROR_UNKNOWN_PROPERTY(3) --- Standard D-Bus error names
sd_bus_message_append(3) --- Attach fields to a D-Bus message based on a type string
sd_bus_message_append_array(3) --- Append an array of fields to a D-Bus message
sd_bus_message_append_array_iovec(3) --- Append an array of fields to a D-Bus message
sd_bus_message_append_array_memfd(3) --- Append an array of fields to a D-Bus message
sd_bus_message_append_array_space(3) --- Append an array of fields to a D-Bus message
sd_bus_message_append_basic(3) --- Attach a single field to a message
sd_bus_message_append_string_iovec(3) --- Attach a string to a message
sd_bus_message_append_string_memfd(3) --- Attach a string to a message
sd_bus_message_append_string_space(3) --- Attach a string to a message
sd_bus_message_append_strv(3) --- Attach an array of strings to a message
sd_bus_message_get_cookie(3) --- Returns the transaction cookie of a message
sd_bus_message_get_monotonic_usec(3) --- Retrieve the sender timestamps and sequence number of a message
sd_bus_message_get_realtime_usec(3) --- Retrieve the sender timestamps and sequence number of a message
sd_bus_message_get_reply_cookie(3) --- Returns the transaction cookie of a message
sd_bus_message_get_seqnum(3) --- Retrieve the sender timestamps and sequence number of a message
sd_bus_negotiate_creds(3) --- Control feature negotiation on bus connections
sd_bus_negotiate_fds(3) --- Control feature negotiation on bus connections
sd_bus_negotiate_timestamp(3) --- Control feature negotiation on bus connections
sd_bus_new(3) --- Create a new bus object and create or destroy references to it
sd_bus_open(3) --- Acquire a connection to a system or user bus
sd_bus_open_system(3) --- Acquire a connection to a system or user bus
sd_bus_open_system_machine(3) --- Acquire a connection to a system or user bus
sd_bus_open_system_remote(3) --- Acquire a connection to a system or user bus
sd_bus_open_user(3) --- Acquire a connection to a system or user bus
sd_bus_path_decode(3) --- Convert an external identifier into an object path and back
sd_bus_path_decode_many(3) --- Convert an external identifier into an object path and back
sd_bus_path_encode(3) --- Convert an external identifier into an object path and back
sd_bus_path_encode_many(3) --- Convert an external identifier into an object path and back
sd_bus_ref(3) --- Create a new bus object and create or destroy references to it
sd_bus_release_name(3) --- Request or release a well-known service name on a bus
sd_bus_request_name(3) --- Request or release a well-known service name on a bus
sd_bus_unref(3) --- Create a new bus object and create or destroy references to it
sd_bus_unrefp(3) --- Create a new bus object and create or destroy references to it
SD_CRIT(3) --- APIs for new-style daemons
SD_DEBUG(3) --- APIs for new-style daemons
SD_EMERG(3) --- APIs for new-style daemons
SD_ERR(3) --- APIs for new-style daemons
sd_event(3) --- Acquire and release an event loop object
sd_event_add_child(3) --- Add a child process state change event source to an event loop
sd_event_add_defer(3) --- Add static event sources to an event loop
sd_event_add_exit(3) --- Add static event sources to an event loop
sd_event_add_io(3) --- Add an I/O event source to an event loop
sd_event_add_post(3) --- Add static event sources to an event loop
sd_event_add_signal(3) --- Add a UNIX process signal event source to an event loop
sd_event_add_time(3) --- Add a timer event source to an event loop
SD_EVENT_ARMED(3) --- Low-level event loop operations
sd_event_child_handler_t(3) --- Add a child process state change event source to an event loop
sd_event_default(3) --- Acquire and release an event loop object
sd_event_dispatch(3) --- Low-level event loop operations
sd_event_exit(3) --- Ask the event loop to exit
SD_EVENT_EXITING(3) --- Low-level event loop operations
SD_EVENT_FINISHED(3) --- Low-level event loop operations
sd_event_get_exit_code(3) --- Ask the event loop to exit
sd_event_get_fd(3) --- Obtain a file descriptor to poll for event loop events
sd_event_get_state(3) --- Low-level event loop operations
sd_event_get_tid(3) --- Acquire and release an event loop object
sd_event_get_watchdog(3) --- Enable event loop watchdog support
sd_event_handler_t(3) --- Add static event sources to an event loop
SD_EVENT_INITIAL(3) --- Low-level event loop operations
sd_event_io_handler_t(3) --- Add an I/O event source to an event loop
sd_event_loop(3) --- Run an event loop
sd_event_new(3) --- Acquire and release an event loop object
sd_event_now(3) --- Retrieve current event loop iteration timestamp
SD_EVENT_OFF(3) --- Enable or disable event sources
SD_EVENT_ON(3) --- Enable or disable event sources
SD_EVENT_ONESHOT(3) --- Enable or disable event sources
SD_EVENT_PENDING(3) --- Low-level event loop operations
sd_event_prepare(3) --- Low-level event loop operations
SD_EVENT_PREPARING(3) --- Low-level event loop operations
SD_EVENT_PRIORITY_IDLE(3) --- Set or retrieve the priority of event sources
SD_EVENT_PRIORITY_IMPORTANT(3) --- Set or retrieve the priority of event sources
SD_EVENT_PRIORITY_NORMAL(3) --- Set or retrieve the priority of event sources
sd_event_ref(3) --- Acquire and release an event loop object
sd_event_run(3) --- Run an event loop
SD_EVENT_RUNNING(3) --- Low-level event loop operations
sd_event_set_watchdog(3) --- Enable event loop watchdog support
sd_event_signal_handler_t(3) --- Add a UNIX process signal event source to an event loop
sd_event_source(3) --- Add an I/O event source to an event loop
sd_event_source_get_child_pid(3) --- Add a child process state change event source to an event loop
sd_event_source_get_description(3) --- Set or retrieve descriptive names of event sources
sd_event_source_get_enabled(3) --- Enable or disable event sources
sd_event_source_get_event(3) --- Retrieve the event loop of an event source
sd_event_source_get_io_events(3) --- Add an I/O event source to an event loop
sd_event_source_get_io_fd(3) --- Add an I/O event source to an event loop
sd_event_source_get_io_revents(3) --- Add an I/O event source to an event loop
sd_event_source_get_pending(3) --- Determine pending state of event sources
sd_event_source_get_priority(3) --- Set or retrieve the priority of event sources
sd_event_source_get_signal(3) --- Add a UNIX process signal event source to an event loop
sd_event_source_get_time(3) --- Add a timer event source to an event loop
sd_event_source_get_time_accuracy(3) --- Add a timer event source to an event loop
sd_event_source_get_time_clock(3) --- Add a timer event source to an event loop
sd_event_source_get_userdata(3) --- Set or retrieve user data pointer of event sources
sd_event_source_ref(3) --- Increase or decrease event source reference counters
sd_event_source_set_description(3) --- Set or retrieve descriptive names of event sources
sd_event_source_set_enabled(3) --- Enable or disable event sources
sd_event_source_set_io_events(3) --- Add an I/O event source to an event loop
sd_event_source_set_io_fd(3) --- Add an I/O event source to an event loop
sd_event_source_set_prepare(3) --- Set a preparation callback for event sources
sd_event_source_set_priority(3) --- Set or retrieve the priority of event sources
sd_event_source_set_time(3) --- Add a timer event source to an event loop
sd_event_source_set_time_accuracy(3) --- Add a timer event source to an event loop
sd_event_source_set_userdata(3) --- Set or retrieve user data pointer of event sources
sd_event_source_unref(3) --- Increase or decrease event source reference counters
sd_event_source_unrefp(3) --- Increase or decrease event source reference counters
sd_event_time_handler_t(3) --- Add a timer event source to an event loop
sd_event_unref(3) --- Acquire and release an event loop object
sd_event_unrefp(3) --- Acquire and release an event loop object
sd_event_wait(3) --- Low-level event loop operations
sd_get_machine_names(3) --- Determine available seats, sessions, logged in users and virtual machines/containers
sd_get_seats(3) --- Determine available seats, sessions, logged in users and virtual machines/containers
sd_get_sessions(3) --- Determine available seats, sessions, logged in users and virtual machines/containers
sd_get_uids(3) --- Determine available seats, sessions, logged in users and virtual machines/containers
SD_ID128_CONST_STR(3) --- APIs for processing 128-bit IDs
sd_id128_equal(3) --- APIs for processing 128-bit IDs
SD_ID128_FORMAT_STR(3) --- APIs for processing 128-bit IDs
SD_ID128_FORMAT_VAL(3) --- APIs for processing 128-bit IDs
sd_id128_from_string(3) --- Format or parse 128-bit IDs as strings
sd_id128_get_boot(3) --- Retrieve 128-bit IDs
sd_id128_get_machine(3) --- Retrieve 128-bit IDs
SD_ID128_MAKE(3) --- APIs for processing 128-bit IDs
sd_id128_randomize(3) --- Generate 128-bit IDs
sd_id128_t(3) --- APIs for processing 128-bit IDs
sd_id128_to_string(3) --- Format or parse 128-bit IDs as strings
SD_INFO(3) --- APIs for new-style daemons
sd_is_fifo(3) --- Check the type of a file descriptor
sd_is_mq(3) --- Check the type of a file descriptor
sd_is_socket(3) --- Check the type of a file descriptor
sd_is_socket_inet(3) --- Check the type of a file descriptor
sd_is_socket_unix(3) --- Check the type of a file descriptor
sd_is_special(3) --- Check the type of a file descriptor
sd_journal(3) --- Open the system journal for reading
sd_journal_add_conjunction(3) --- Add or remove entry matches
sd_journal_add_disjunction(3) --- Add or remove entry matches
sd_journal_add_match(3) --- Add or remove entry matches
SD_JOURNAL_APPEND(3) --- Journal change notification interface
sd_journal_close(3) --- Open the system journal for reading
SD_JOURNAL_CURRENT_USER(3) --- Open the system journal for reading
sd_journal_enumerate_data(3) --- Read data fields from the current journal entry
sd_journal_enumerate_fields(3) --- Read used field names from the journal
sd_journal_enumerate_unique(3) --- Read unique data fields from the journal
sd_journal_flush_matches(3) --- Add or remove entry matches
SD_JOURNAL_FOREACH(3) --- Advance or set back the read pointer in the journal
SD_JOURNAL_FOREACH_BACKWARDS(3) --- Advance or set back the read pointer in the journal
SD_JOURNAL_FOREACH_DATA(3) --- Read data fields from the current journal entry
SD_JOURNAL_FOREACH_FIELD(3) --- Read used field names from the journal
SD_JOURNAL_FOREACH_UNIQUE(3) --- Read unique data fields from the journal
sd_journal_get_catalog(3) --- Retrieve message catalog entry
sd_journal_get_catalog_for_message_id(3) --- Retrieve message catalog entry
sd_journal_get_cursor(3) --- Get cursor string for or test cursor string against the current journal entry
sd_journal_get_cutoff_monotonic_usec(3) --- Read cut-off timestamps from the current journal entry
sd_journal_get_cutoff_realtime_usec(3) --- Read cut-off timestamps from the current journal entry
sd_journal_get_data(3) --- Read data fields from the current journal entry
sd_journal_get_data_threshold(3) --- Read data fields from the current journal entry
sd_journal_get_events(3) --- Journal change notification interface
sd_journal_get_fd(3) --- Journal change notification interface
sd_journal_get_monotonic_usec(3) --- Read timestamps from the current journal entry
sd_journal_get_realtime_usec(3) --- Read timestamps from the current journal entry
sd_journal_get_timeout(3) --- Journal change notification interface
sd_journal_get_usage(3) --- Journal disk usage
sd_journal_has_persistent_files(3) --- Query availability of runtime or persistent journal files.
sd_journal_has_runtime_files(3) --- Query availability of runtime or persistent journal files.
SD_JOURNAL_INVALIDATE(3) --- Journal change notification interface
SD_JOURNAL_LOCAL_ONLY(3) --- Open the system journal for reading
sd_journal_next(3) --- Advance or set back the read pointer in the journal
sd_journal_next_skip(3) --- Advance or set back the read pointer in the journal
SD_JOURNAL_NOP(3) --- Journal change notification interface
sd_journal_open(3) --- Open the system journal for reading
sd_journal_open_directory(3) --- Open the system journal for reading
sd_journal_open_directory_fd(3) --- Open the system journal for reading
sd_journal_open_files(3) --- Open the system journal for reading
sd_journal_open_files_fd(3) --- Open the system journal for reading
SD_JOURNAL_OS_ROOT(3) --- Open the system journal for reading
sd_journal_perror(3) --- Submit log entries to the journal
sd_journal_previous(3) --- Advance or set back the read pointer in the journal
sd_journal_previous_skip(3) --- Advance or set back the read pointer in the journal
sd_journal_print(3) --- Submit log entries to the journal
sd_journal_printv(3) --- Submit log entries to the journal
sd_journal_process(3) --- Journal change notification interface
sd_journal_query_unique(3) --- Read unique data fields from the journal
sd_journal_reliable_fd(3) --- Journal change notification interface
sd_journal_restart_data(3) --- Read data fields from the current journal entry
sd_journal_restart_fields(3) --- Read used field names from the journal
sd_journal_restart_unique(3) --- Read unique data fields from the journal
SD_JOURNAL_RUNTIME_ONLY(3) --- Open the system journal for reading
sd_journal_seek_cursor(3) --- Seek to a position in the journal
sd_journal_seek_head(3) --- Seek to a position in the journal
sd_journal_seek_monotonic_usec(3) --- Seek to a position in the journal
sd_journal_seek_realtime_usec(3) --- Seek to a position in the journal
sd_journal_seek_tail(3) --- Seek to a position in the journal
sd_journal_send(3) --- Submit log entries to the journal
sd_journal_sendv(3) --- Submit log entries to the journal
sd_journal_set_data_threshold(3) --- Read data fields from the current journal entry
sd_journal_stream_fd(3) --- Create log stream file descriptor to the journal
SD_JOURNAL_SUPPRESS_LOCATION(3) --- Submit log entries to the journal
SD_JOURNAL_SYSTEM(3) --- Open the system journal for reading
sd_journal_test_cursor(3) --- Get cursor string for or test cursor string against the current journal entry
sd_journal_wait(3) --- Journal change notification interface
sd_listen_fds(3) --- Check for file descriptors passed by the system manager
SD_LISTEN_FDS_START(3) --- Check for file descriptors passed by the system manager
sd_listen_fds_with_names(3) --- Check for file descriptors passed by the system manager
sd_login_monitor(3) --- Monitor login sessions, seats, users and virtual machines/containers
sd_login_monitor_flush(3) --- Monitor login sessions, seats, users and virtual machines/containers
sd_login_monitor_get_events(3) --- Monitor login sessions, seats, users and virtual machines/containers
sd_login_monitor_get_fd(3) --- Monitor login sessions, seats, users and virtual machines/containers
sd_login_monitor_get_timeout(3) --- Monitor login sessions, seats, users and virtual machines/containers
sd_login_monitor_new(3) --- Monitor login sessions, seats, users and virtual machines/containers
sd_login_monitor_unref(3) --- Monitor login sessions, seats, users and virtual machines/containers
sd_login_monitor_unrefp(3) --- Monitor login sessions, seats, users and virtual machines/containers
sd_machine_get_class(3) --- Determine the class and network interface indices of a locally running virtual machine or container.
sd_machine_get_ifindices(3) --- Determine the class and network interface indices of a locally running virtual machine or container.
SD_NOTICE(3) --- APIs for new-style daemons
sd_notify(3) --- Notify service manager about start-up completion and other service status changes
sd_notifyf(3) --- Notify service manager about start-up completion and other service status changes
sd_peer_get_cgroup(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_peer_get_machine_name(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_peer_get_owner_uid(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_peer_get_session(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_peer_get_slice(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_peer_get_unit(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_peer_get_user_slice(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_peer_get_user_unit(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_pid_get_cgroup(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_pid_get_machine_name(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_pid_get_owner_uid(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_pid_get_session(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_pid_get_slice(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_pid_get_unit(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_pid_get_user_slice(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_pid_get_user_unit(3) --- Determine session, unit, owner of a session, container/VM or slice of a specific PID or socket peer
sd_pid_notify(3) --- Notify service manager about start-up completion and other service status changes
sd_pid_notify_with_fds(3) --- Notify service manager about start-up completion and other service status changes
sd_pid_notifyf(3) --- Notify service manager about start-up completion and other service status changes
sd_seat_can_graphical(3) --- Determine state of a specific seat
sd_seat_can_multi_session(3) --- Determine state of a specific seat
sd_seat_can_tty(3) --- Determine state of a specific seat
sd_seat_get_active(3) --- Determine state of a specific seat
sd_seat_get_sessions(3) --- Determine state of a specific seat
sd_session_get_class(3) --- Determine state of a specific session
sd_session_get_desktop(3) --- Determine state of a specific session
sd_session_get_display(3) --- Determine state of a specific session
sd_session_get_remote_host(3) --- Determine state of a specific session
sd_session_get_remote_user(3) --- Determine state of a specific session
sd_session_get_seat(3) --- Determine state of a specific session
sd_session_get_service(3) --- Determine state of a specific session
sd_session_get_state(3) --- Determine state of a specific session
sd_session_get_tty(3) --- Determine state of a specific session
sd_session_get_type(3) --- Determine state of a specific session
sd_session_get_uid(3) --- Determine state of a specific session
sd_session_get_vt(3) --- Determine state of a specific session
sd_session_is_active(3) --- Determine state of a specific session
sd_session_is_remote(3) --- Determine state of a specific session
sd_uid_get_display(3) --- Determine login state of a specific Unix user ID
sd_uid_get_seats(3) --- Determine login state of a specific Unix user ID
sd_uid_get_sessions(3) --- Determine login state of a specific Unix user ID
sd_uid_get_state(3) --- Determine login state of a specific Unix user ID
sd_uid_is_on_seat(3) --- Determine login state of a specific Unix user ID
SD_WARNING(3) --- APIs for new-style daemons
sd_watchdog_enabled(3) --- Check whether the service manager expects watchdog keep-alive notifications from a service
shutdown(8) --- Halt, power-off or reboot the machine
sleep.conf.d(5) --- Suspend and hibernation configuration file
sysctl.d(5) --- Configure kernel parameters at boot
system.conf.d(5) --- System and session service manager configuration files
systemctl(1) --- Control the systemd system and service manager
systemd(1) --- systemd system and service manager
systemd-analyze(1) --- Analyze system boot-up performance
systemd-ask-password(1) --- Query the user for a system password
systemd-ask-password-console.path(8) --- Query the user for system passwords on the console and via wall
systemd-ask-password-console.service(8) --- Query the user for system passwords on the console and via wall
systemd-ask-password-wall.path(8) --- Query the user for system passwords on the console and via wall
systemd-ask-password-wall.service(8) --- Query the user for system passwords on the console and via wall
systemd-backlight(8) --- Load and save the display backlight brightness at boot and shutdown
[email protected](8) --- Load and save the display backlight brightness at boot and shutdown
systemd-binfmt(8) --- Configure additional binary formats for executables at boot
systemd-binfmt.service(8) --- Configure additional binary formats for executables at boot
systemd-cat(1) --- Connect a pipeline or program's output with the journal
systemd-cgls(1) --- Recursively show control group contents
systemd-cgtop(1) --- Show top control groups by their resource usage
systemd-coredump(8) --- Acquire, save and process core dumps
systemd-coredump.socket(8) --- Acquire, save and process core dumps
[email protected](8) --- Acquire, save and process core dumps
systemd-cryptsetup(8) --- Full disk decryption logic
systemd-cryptsetup-generator(8) --- Unit generator for
[email protected](8) --- Full disk decryption logic
systemd-debug-generator(8) --- Generator for enabling a runtime debug shell and masking specific units at boot
systemd-delta(1) --- Find overridden configuration files
systemd-detect-virt(1) --- Detect execution in a virtualized environment
systemd-escape(1) --- Escape strings for usage in system unit names
systemd-fsck(8) --- File system checker logic
systemd-fsck-root.service(8) --- File system checker logic
[email protected](8) --- File system checker logic
systemd-fsckd(8) --- File system check progress reporting
systemd-fsckd.service(8) --- File system check progress reporting
systemd-fsckd.socket(8) --- File system check progress reporting
systemd-fstab-generator(8) --- Unit generator for /etc/fstab
systemd-getty-generator(8) --- Generator for enabling getty instances on the console
systemd-gpt-auto-generator(8) --- Generator for automatically discovering and mounting root,
systemd-halt.service(8) --- System shutdown logic
systemd-hibernate-resume(8) --- Resume from hibernation
systemd-hibernate-resume-generator(8) --- Unit generator for resume= kernel parameter
[email protected](8) --- Resume from hibernation
systemd-hibernate.service(8) --- System sleep state logic
systemd-hostnamed(8) --- Host name bus mechanism
systemd-hostnamed.service(8) --- Host name bus mechanism
systemd-hwdb(8) --- hardware database management tool
systemd-hybrid-sleep.service(8) --- System sleep state logic
systemd-importd(8) --- VM and container image import and export service
systemd-importd.service(8) --- VM and container image import and export service
systemd-inhibit(1) --- Execute a program with an inhibition lock taken
systemd-initctl(8) --- /dev/initctl compatibility
systemd-initctl.service(8) --- /dev/initctl compatibility
systemd-initctl.socket(8) --- /dev/initctl compatibility
systemd-journal-gatewayd(8) --- HTTP server for journal events
systemd-journal-gatewayd.service(8) --- HTTP server for journal events
systemd-journal-gatewayd.socket(8) --- HTTP server for journal events
systemd-journal-remote(8) --- Receive journal messages over the network
systemd-journal-upload(8) --- Send journal messages over the network
systemd-journald(8) --- Journal service
systemd-journald-audit.socket(8) --- Journal service
systemd-journald-dev-log.socket(8) --- Journal service
systemd-journald.service(8) --- Journal service
systemd-journald.socket(8) --- Journal service
systemd-kexec.service(8) --- System shutdown logic
systemd-localed(8) --- Locale bus mechanism
systemd-localed.service(8) --- Locale bus mechanism
systemd-logind(8) --- Login manager
systemd-logind.service(8) --- Login manager
systemd-machine-id-commit.service(8) --- Commit a transient machine ID to disk
systemd-machine-id-setup(1) --- Initialize the machine ID in /etc/machine-id
systemd-machined(8) --- Virtual machine and container registration manager
systemd-machined.service(8) --- Virtual machine and container registration manager
systemd-modules-load(8) --- Load kernel modules at boot
systemd-modules-load.service(8) --- Load kernel modules at boot
systemd-networkd(8) --- Network manager
systemd-networkd-wait-online(8) --- Wait for network to come online
systemd-networkd-wait-online.service(8) --- Wait for network to come online
systemd-networkd.service(8) --- Network manager
systemd-notify(1) --- Notify service manager about start-up completion and other daemon status changes
systemd-nspawn(1) --- Spawn a namespace container for debugging, testing and building
systemd-path(1) --- List and query system and user paths
systemd-poweroff.service(8) --- System shutdown logic
systemd-quotacheck(8) --- File system quota checker logic
systemd-quotacheck.service(8) --- File system quota checker logic
systemd-random-seed(8) --- Load and save the system random seed at boot and shutdown
systemd-random-seed.service(8) --- Load and save the system random seed at boot and shutdown
systemd-reboot.service(8) --- System shutdown logic
systemd-remount-fs(8) --- Remount root and kernel file systems
systemd-remount-fs.service(8) --- Remount root and kernel file systems
systemd-resolve(1) --- Resolve domain names, IPV4 and IPv6 addresses, DNS resource records, and services
systemd-resolved(8) --- Network Name Resolution manager
systemd-resolved.service(8) --- Network Name Resolution manager
systemd-rfkill(8) --- Load and save the RF kill switch state at boot and change
systemd-rfkill.service(8) --- Load and save the RF kill switch state at boot and change
systemd-rfkill.socket(8) --- Load and save the RF kill switch state at boot and change
systemd-run(1) --- Run programs in transient scope or service or timer units
systemd-shutdown(8) --- System shutdown logic
systemd-sleep(8) --- System sleep state logic
systemd-sleep.conf(5) --- Suspend and hibernation configuration file
systemd-socket-activate(1) --- Test socket activation of daemons
systemd-socket-proxyd(8) --- Bidirectionally proxy local sockets to another (possibly remote) socket.
systemd-suspend.service(8) --- System sleep state logic
systemd-sysctl(8) --- Configure kernel parameters at boot
systemd-sysctl.service(8) --- Configure kernel parameters at boot
systemd-system-update-generator(8) --- Generator for redirecting boot to offline update mode
systemd-system.conf(5) --- System and session service manager configuration files
systemd-sysusers(8) --- Allocate system users and groups
systemd-sysusers.service(8) --- Allocate system users and groups
systemd-sysv-generator(8) --- Unit generator for SysV init scripts
systemd-timedated(8) --- Time and date bus mechanism
systemd-timedated.service(8) --- Time and date bus mechanism
systemd-timesyncd(8) --- Network Time Synchronization
systemd-timesyncd.service(8) --- Network Time Synchronization
systemd-tmpfiles(8) --- Creates, deletes and cleans up volatile and temporary files and directories
systemd-tmpfiles-clean.service(8) --- Creates, deletes and cleans up volatile and temporary files and directories
systemd-tmpfiles-clean.timer(8) --- Creates, deletes and cleans up volatile and temporary files and directories
systemd-tmpfiles-setup-dev.service(8) --- Creates, deletes and cleans up volatile and temporary files and directories
systemd-tmpfiles-setup.service(8) --- Creates, deletes and cleans up volatile and temporary files and directories
systemd-tty-ask-password-agent(1) --- List or process pending systemd password requests
systemd-udevd(8) --- Device event managing daemon
systemd-udevd-control.socket(8) --- Device event managing daemon
systemd-udevd-kernel.socket(8) --- Device event managing daemon
systemd-udevd.service(8) --- Device event managing daemon
systemd-update-done(8) --- Mark
systemd-update-done.service(8) --- Mark
systemd-update-utmp(8) --- Write audit and utmp updates at bootup, runlevel changes and shutdown
systemd-update-utmp-runlevel.service(8) --- Write audit and utmp updates at bootup, runlevel changes and shutdown
systemd-update-utmp.service(8) --- Write audit and utmp updates at bootup, runlevel changes and shutdown
systemd-user-sessions(8) --- Permit user logins after boot, prohibit user logins at shutdown
systemd-user-sessions.service(8) --- Permit user logins after boot, prohibit user logins at shutdown
systemd-user.conf(5) --- System and session service manager configuration files
systemd.automount(5) --- Automount unit configuration
systemd.device(5) --- Device unit configuration
systemd.directives(7) --- Index of configuration directives
systemd.exec(5) --- Execution environment configuration
systemd.generator(7) --- Systemd unit generators
systemd.journal-fields(7) --- Special journal fields
systemd.kill(5) --- Process killing procedure configuration
systemd.link(5) --- Network device configuration
systemd.mount(5) --- Mount unit configuration
systemd.negative(5) --- DNSSEC trust anchor configuration files
systemd.netdev(5) --- Virtual Network Device configuration
systemd.network(5) --- Network configuration
systemd.nspawn(5) --- Container settings
systemd.offline-updates(7) --- Implementation of offline updates in systemd
systemd.path(5) --- Path unit configuration
systemd.positive(5) --- DNSSEC trust anchor configuration files
systemd.preset(5) --- Service enablement presets
systemd.resource-control(5) --- Resource control unit settings
systemd.scope(5) --- Scope unit configuration
systemd.service(5) --- Service unit configuration
systemd.slice(5) --- Slice unit configuration
systemd.socket(5) --- Socket unit configuration
systemd.special(7) --- Special systemd units
systemd.swap(5) --- Swap unit configuration
systemd.target(5) --- Target unit configuration
systemd.time(7) --- Time and date specifications
systemd.timer(5) --- Timer unit configuration
systemd.unit(5) --- Unit configuration
sysusers.d(5) --- Declarative allocation of system users and groups

T

telinit(8) --- Change SysV runlevel
timedatectl(1) --- Control the system time and date
timesyncd.conf(5) --- Network Time Synchronization configuration files
timesyncd.conf.d(5) --- Network Time Synchronization configuration files
tmpfiles.d(5) --- Configuration for creation, deletion and cleaning of volatile and temporary files

U

udev(7) --- Dynamic device management
udev.conf(5) --- Configuration for device event managing daemon
udev_device_get_action(3) --- Query device properties
udev_device_get_devlinks_list_entry(3) --- Retrieve or set device attributes
udev_device_get_devnode(3) --- Query device properties
udev_device_get_devnum(3) --- Query device properties
udev_device_get_devpath(3) --- Query device properties
udev_device_get_devtype(3) --- Query device properties
udev_device_get_driver(3) --- Query device properties
udev_device_get_is_initialized(3) --- Query device properties
udev_device_get_parent(3) --- Query device properties
udev_device_get_parent_with_subsystem_devtype(3) --- Query device properties
udev_device_get_properties_list_entry(3) --- Retrieve or set device attributes
udev_device_get_property_value(3) --- Retrieve or set device attributes
udev_device_get_subsystem(3) --- Query device properties
udev_device_get_sysattr_list_entry(3) --- Retrieve or set device attributes
udev_device_get_sysattr_value(3) --- Retrieve or set device attributes
udev_device_get_sysname(3) --- Query device properties
udev_device_get_sysnum(3) --- Query device properties
udev_device_get_syspath(3) --- Query device properties
udev_device_get_tags_list_entry(3) --- Retrieve or set device attributes
udev_device_get_udev(3) --- Query device properties
udev_device_has_tag(3) --- Retrieve or set device attributes
udev_device_new_from_device_id(3) --- Create, acquire and release a udev device object
udev_device_new_from_devnum(3) --- Create, acquire and release a udev device object
udev_device_new_from_environment(3) --- Create, acquire and release a udev device object
udev_device_new_from_subsystem_sysname(3) --- Create, acquire and release a udev device object
udev_device_new_from_syspath(3) --- Create, acquire and release a udev device object
udev_device_ref(3) --- Create, acquire and release a udev device object
udev_device_set_sysattr_value(3) --- Retrieve or set device attributes
udev_device_unref(3) --- Create, acquire and release a udev device object
udev_enumerate_add_match_is_initialized(3) --- Modify filters
udev_enumerate_add_match_parent(3) --- Modify filters
udev_enumerate_add_match_property(3) --- Modify filters
udev_enumerate_add_match_subsystem(3) --- Modify filters
udev_enumerate_add_match_sysattr(3) --- Modify filters
udev_enumerate_add_match_sysname(3) --- Modify filters
udev_enumerate_add_match_tag(3) --- Modify filters
udev_enumerate_add_nomatch_subsystem(3) --- Modify filters
udev_enumerate_add_nomatch_sysattr(3) --- Modify filters
udev_enumerate_add_syspath(3) --- Query or modify a udev enumerate object
udev_enumerate_get_list_entry(3) --- Query or modify a udev enumerate object
udev_enumerate_get_udev(3) --- Query or modify a udev enumerate object
udev_enumerate_new(3) --- Create, acquire and release a udev enumerate object
udev_enumerate_ref(3) --- Create, acquire and release a udev enumerate object
udev_enumerate_scan_devices(3) --- Query or modify a udev enumerate object
udev_enumerate_scan_subsystems(3) --- Query or modify a udev enumerate object
udev_enumerate_unref(3) --- Create, acquire and release a udev enumerate object
udev_list_entry(3) --- Iterate and access udev lists
udev_list_entry_get_by_name(3) --- Iterate and access udev lists
udev_list_entry_get_name(3) --- Iterate and access udev lists
udev_list_entry_get_next(3) --- Iterate and access udev lists
udev_list_entry_get_value(3) --- Iterate and access udev lists
udev_monitor_enable_receiving(3) --- Query and modify device monitor
udev_monitor_filter_add_match_subsystem_devtype(3) --- Modify filters
udev_monitor_filter_add_match_tag(3) --- Modify filters
udev_monitor_filter_remove(3) --- Modify filters
udev_monitor_filter_update(3) --- Modify filters
udev_monitor_get_fd(3) --- Query and modify device monitor
udev_monitor_get_udev(3) --- Query and modify device monitor
udev_monitor_new_from_netlink(3) --- Create, acquire and release a udev monitor object
udev_monitor_receive_device(3) --- Query and modify device monitor
udev_monitor_ref(3) --- Create, acquire and release a udev monitor object
udev_monitor_set_receive_buffer_size(3) --- Query and modify device monitor
udev_monitor_unref(3) --- Create, acquire and release a udev monitor object
udev_new(3) --- Create, acquire and release a udev context object
udev_ref(3) --- Create, acquire and release a udev context object
udev_unref(3) --- Create, acquire and release a udev context object
udevadm(8) --- udev management tool
user.conf.d(5) --- System and session service manager configuration files