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NAME

cmon − ceph monitor daemon

SYNOPSIS

cmon −i monid [ −−mon−data mondatapath ]

DESCRIPTION

cmon is the cluster monitor daemon for the Ceph distributed file system. One or more instances of cmon form a Paxos part-time parliament cluster that provides extremely reliable and durable storage of cluster membership, configuration, and state.

The mondatapath refers to a directory on a local file system storing monitor data. It is normally specified via the "mon data" option in the configuration file.

OPTIONS

−D

Debug mode: do not daemonize after startup (run in foreground) and send log output to stdout.

−f

do not daemonize after startup (run in foreground), but log to the usual location. Useful when run via crun(8).

−c ceph.conf, −−conf=ceph.conf

Use ceph.conf configuration file instead of the default /etc/ceph/ceph.conf to determine monitor addresses during startup.

AVAILABILITY

cmon is part of the Ceph distributed file system. Please refer to the Ceph wiki at http://ceph.newdream.net/wiki for more information.

SEE ALSO

ceph(8), cmds(8), cosd(8)