80 lines
2.5 KiB
Groff
80 lines
2.5 KiB
Groff
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.\" $OpenBSD: ntpctl.8,v 1.9 2023/03/02 17:09:53 jmc Exp $
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.\"
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.\" Copyright (c) 2012 Mike Miller <mmiller@mgm51.com>
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.\"
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.\" Permission to use, copy, modify, and distribute this software for any
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.\" purpose with or without fee is hereby granted, provided that the above
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.\" copyright notice and this permission notice appear in all copies.
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.\"
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.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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.\" WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN
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.\" AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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.\" OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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.\"
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.Dd $Mdocdate: March 2 2023 $
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.Dt NTPCTL 8
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.Os
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.Sh NAME
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.Nm ntpctl
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.Nd control the NTP daemon
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.Sh SYNOPSIS
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.Nm ntpctl
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.Fl s Cm all | peers | Sensors | status
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.Sh DESCRIPTION
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The
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.Nm
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program displays information about the running
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.Xr ntpd 8
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daemon.
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.Pp
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The options are as follows:
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.Bl -tag -width "-s modifierX"
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.It Fl s Cm all | peers | Sensors | status
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Used to display information about the running daemon.
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Keywords may be abbreviated.
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.Pp
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.Cm all
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shows all data available.
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.Pp
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.Cm peers
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shows the following information about each peer: weight, trustlevel,
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stratum, number of seconds until the next poll, polling interval
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in seconds, and offset, network delay and network jitter in milliseconds.
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When the system clock is synced to a peer, an asterisk
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is displayed to the left of the weight column for that peer.
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.Pp
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.Cm Sensors
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shows the following information about each sensor: weight, sensor "good"
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status, stratum, and offset and the configured correction in
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milliseconds.
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When the system clock is synced to a sensor, an asterisk
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is displayed to the left of the weight column for that sensor.
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.Pp
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.Cm status
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shows the status of peers and sensors, and whether the system clock is synced.
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When the system clock is synced, the stratum is displayed.
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When the system clock is not synced, the offset of the system clock,
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as reported by the
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.Xr adjtime 2
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system call, is displayed.
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When the median constraint is set, the offset to the local time is displayed.
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.El
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.Sh FILES
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.Bl -tag -width "/var/run/ntpd.sockXXX" -compact
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.It Pa /var/run/ntpd.sock
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Socket file for communication with
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.Xr ntpd 8 .
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.El
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.Sh SEE ALSO
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.Xr adjtime 2 ,
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.Xr ntpd.conf 5 ,
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.Xr ntpd 8
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.Sh HISTORY
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The
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.Nm
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program first appeared in
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.Ox 5.5 .
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