2009-03-10 22:00:46 +00:00
|
|
|
.TH CMON 8
|
|
|
|
|
.SH NAME
|
|
|
|
|
cmon \- ceph monitor daemon
|
|
|
|
|
.SH SYNOPSIS
|
|
|
|
|
.B cmon
|
2009-03-11 22:49:17 +00:00
|
|
|
\fB\-i \fImonid\fR
|
|
|
|
|
[ \fB\-\-mon\-data mondatapath\fR ]
|
2009-03-10 22:00:46 +00:00
|
|
|
.SH DESCRIPTION
|
|
|
|
|
.B cmon
|
|
|
|
|
is the cluster monitor daemon for the Ceph distributed file system.
|
|
|
|
|
One or more instances
|
|
|
|
|
of \fBcmon\fP form a Paxos part-time parliament cluster that provides
|
|
|
|
|
extremely reliable and durable storage of cluster membership, configuration,
|
|
|
|
|
and state.
|
|
|
|
|
.PP
|
|
|
|
|
The \fImondatapath\fP refers to a directory on a local file system
|
|
|
|
|
storing monitor data.
|
|
|
|
|
.SH OPTIONS
|
|
|
|
|
.TP
|
|
|
|
|
\fB\-D\fP
|
|
|
|
|
Debug mode: do not daemonize after startup (run in foreground) and send log output
|
|
|
|
|
to stdout.
|
|
|
|
|
.TP
|
|
|
|
|
\fB\-f\fP
|
|
|
|
|
do not daemonize after startup (run in foreground), but log to the usual location.
|
|
|
|
|
Useful when run via
|
|
|
|
|
.BR crun (8).
|
|
|
|
|
.TP
|
2009-03-11 22:49:17 +00:00
|
|
|
\fB\-c\fI cluster.conf\fR, \fB\-\-cluster-conf=\fIcluster.conf\fR
|
2009-03-10 23:08:00 +00:00
|
|
|
Use \fIcluster.conf\fP cluster configuration file instead of the default \fI/etc/ceph/cluster.conf\fP
|
|
|
|
|
to determine monitor addresses during startup.
|
2009-03-10 22:00:46 +00:00
|
|
|
.SH AVAILABILITY
|
|
|
|
|
.B cmon
|
|
|
|
|
is part of the Ceph distributed file system. Please refer to the Ceph wiki at
|
|
|
|
|
http://ceph.newdream.net/wiki for more information.
|
|
|
|
|
.SH SEE ALSO
|
|
|
|
|
.BR ceph (8),
|
|
|
|
|
.BR mkmonfs (8),
|
|
|
|
|
.BR cmds (8),
|
|
|
|
|
.BR cosd (8)
|
