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rearrange the page to read better; ok otto henning

OPENBSD_4_3
jmc 17 years ago
parent
commit
33ea5e65d7
1 changed files with 49 additions and 50 deletions
  1. +49
    -50
      src/usr.sbin/ntpd/ntpd.8

+ 49
- 50
src/usr.sbin/ntpd/ntpd.8 View File

@ -1,4 +1,4 @@
.\" $OpenBSD: ntpd.8,v 1.22 2007/12/07 20:05:32 jmc Exp $
.\" $OpenBSD: ntpd.8,v 1.23 2007/12/11 11:26:27 jmc Exp $
.\"
.\" Copyright (c) 2003, 2004, 2006 Henning Brauer <henning@openbsd.org>
.\"
@ -14,7 +14,7 @@
.\" AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
.\" OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
.\"
.Dd $Mdocdate: December 7 2007 $
.Dd $Mdocdate: December 11 2007 $
.Dt NTPD 8
.Os
.Sh NAME
@ -39,6 +39,40 @@ as described in RFC 2030,
and the Network Time Protocol version 3,
as described in RFC 1305.
.Pp
The options are as follows:
.Bl -tag -width "-f fileXXX"
.It Fl d
Do not daemonize.
If this option is specified,
.Nm
will run in the foreground and log to
.Em stderr .
.It Fl f Ar file
Use
.Ar file
as the configuration file,
instead of the default
.Pa /etc/ntpd.conf .
.It Fl n
Configtest mode.
Only check the configuration file for validity.
.It Fl S
Do not set the time immediately at startup.
This is the default.
.It Fl s
Set the time immediately at startup if the local clock is off by more
than 180 seconds.
Allows for a large time correction,
eliminating the need to run
.Xr rdate 8
before starting
.Nm .
.It Fl v
This option allows
.Nm
to send DEBUG priority messages to syslog.
.El
.Pp
.Nm
uses the
.Xr adjtime 2
@ -63,11 +97,10 @@ system call to compensate for systematic drift.
.Pp
.Nm
is usually started at boot time, and can be enabled by
setting the following in
.Pa /etc/rc.conf.local :
.Pp
.Dl ntpd_flags=\&"\&"
.Pp
setting
.Va ntpd_flags
in
.Pa /etc/rc.conf.local .
See
.Xr rc 8
and
@ -77,59 +110,25 @@ and enabling daemons.
.Pp
When
.Nm
starts up, it reads settings from a configuration file,
starts up, it reads settings from its configuration file,
typically
.Xr ntpd.conf 5 .
.Pp
The options are as follows:
.Bl -tag -width "-f fileXXX"
.It Fl d
Do not daemonize.
If this option is specified,
.Nm
will run in the foreground and log to
.Em stderr .
.It Fl f Ar file
Use
.Ar file
as the configuration file,
instead of the default
.Pa /etc/ntpd.conf .
.It Fl n
Configtest mode.
Only check the configuration file for validity.
.It Fl S
Do not set the time immediately at startup.
This is the default.
.It Fl s
Set the time immediately at startup if the local clock is off by more
than 180 seconds.
Allows for a large time correction,
eliminating the need to run
.Xr rdate 8
before starting
.Nm .
.It Fl v
This option allows
.Nm
to send DEBUG priority messages to syslog.
.El
.Xr ntpd.conf 5 ,
and its initial clock drift from
.Pa /var/db/ntpd.drift .
Clock drift is periodically written to the drift file thereafter.
.Pp
When
.Nm
receives a
.Dv SIGINFO
signal, it will write its peer and sensor status to syslog.
signal, it writes its peer and sensor status to
.Xr syslog 3 .
.Sh FILES
.Bl -tag -width "/var/db/ntpd.driftXXX" -compact
.It Pa /etc/ntpd.conf
default
.Nm
configuration file
Default configuration file.
.It Pa /var/db/ntpd.drift
drift file, written by
.Nm
periodically and used at startup to get the initial clock drift
Drift file.
.El
.Sh SEE ALSO
.Xr date 1 ,


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