'\" t .TH "SYSTEMD\-TIMEDATED\&.SERVICE" "8" "" "systemd 241" "systemd-timedated.service" .\" ----------------------------------------------------------------- .\" * Define some portability stuff .\" ----------------------------------------------------------------- .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .\" http://bugs.debian.org/507673 .\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .ie \n(.g .ds Aq \(aq .el .ds Aq ' .\" ----------------------------------------------------------------- .\" * set default formatting .\" ----------------------------------------------------------------- .\" disable hyphenation .nh .\" disable justification (adjust text to left margin only) .ad l .\" ----------------------------------------------------------------- .\" * MAIN CONTENT STARTS HERE * .\" ----------------------------------------------------------------- .SH "NAME" systemd-timedated.service, systemd-timedated \- Time and date bus mechanism .SH "SYNOPSIS" .PP systemd\-timedated\&.service .PP /lib/systemd/systemd\-timedated .SH "DESCRIPTION" .PP systemd\-timedated is a system service that may be used as a mechanism to change the system clock and timezone, as well as to enable/disable NTP time synchronization\&. systemd\-timedated is automatically activated on request and terminates itself when it is unused\&. .PP The tool \fBtimedatectl\fR(1) is a command line client to this service\&. .PP See the \m[blue]\fBdeveloper documentation\fR\m[]\&\s-2\u[1]\d\s+2 for information about the APIs systemd\-timedated provides\&. .SH "ENVIRONMENT" .PP \fI$SYSTEMD_TIMEDATED_NTP_SERVICES\fR .RS 4 Colon\-separated list of unit names of NTP client services\&. If not set, then \fBsystemd-timesyncd.service\fR(8) is used\&. See the entries of NTP related commands of \fBtimedatectl\fR(1) for details about this\&. .sp Example: .sp .if n \{\ .RS 4 .\} .nf SYSTEMD_TIMEDATED_NTP_SERVICES=ntpd\&.service:chronyd\&.service:systemd\-timesyncd\&.service .fi .if n \{\ .RE .\} .sp .RE .SH "SEE ALSO" .PP \fBsystemd\fR(1), \fBtimedatectl\fR(1), \fBlocaltime\fR(5), \fBhwclock\fR(8), \fBsystemd-timesyncd\fR(8) .SH "NOTES" .IP " 1." 4 developer documentation .RS 4 \%https://www.freedesktop.org/wiki/Software/systemd/timedated .RE