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.TH "MUNIN-UPDATE" "1" "February 10, 2022" "2.1" "Munin"
.SH NAME
munin-update \- A program to gather data from machines running munin-node or munin-async
.SH DESCRIPTION
.sp
munin\-update is the primary Munin component. It is run from the
munin\-cron script.
.sp
This script is responsible for contacting all the agents
(munin\-nodes) and collecting their data. Upon fetching the data,
munin\-update stores everything in RRD files \- one RRD files for
each field in each plugin.
.sp
Running munin\-update with the –debug flag will often give plenty
of hints on what might be wrong.
.sp
munin\-update is a component in the Munin server.
.SH OPTIONS
.INDENT 0.0
.TP
.B \-\-config_file <file>
Use <file> as the configuration file. [/etc/munin/munin.conf]
.UNINDENT
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.TP
.B \-\-debug
Log debug messages.
.UNINDENT
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.TP
.B \-\-screen
If set, log messages to STDERR on the screen.
.UNINDENT
.INDENT 0.0
.TP
.B \-\-fork
If set, will fork off one process for each host. Can be negated
with –nofork [–fork]
.UNINDENT
.INDENT 0.0
.TP
.B \-\-host <host>
Limit fetched data to those from <host<gt>. Multiple –host options
may be supplied. [unset]
.UNINDENT
.INDENT 0.0
.TP
.B \-\-service <service>
Limit fetched data to those of <service>. Multiple –service
options may be supplied. [unset]
.UNINDENT
.INDENT 0.0
.TP
.B \-\-timeout <seconds>
Set the network timeout to <seconds>. [180]
.UNINDENT
.INDENT 0.0
.TP
.B \-\-help
Print the help message then exit.
.UNINDENT
.INDENT 0.0
.TP
.B \-\-version
Print version information then exit.
.UNINDENT
.SH SEE ALSO
.sp
See munin for an overview over munin.
.sp
munin\-cron
.SH AUTHOR
Audun Ytterdal, Jimmy Olsen, Kjell Magne Øierud, Knut Haugen, Nikolai Langfeldt, Tore Anderson
.SH COPYRIGHT
2012-2022, The Munin project and its contributors
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