monstart.1

NAME

monstart - Starts a plug-in module to monitor the xCAT cluster.

SYNOPSIS

monstart [-h| --help]

monstart [-v| --version]

monstart name [noderange] [-r|--remote]

DESCRIPTION

This command is used to start a 3rd party software, (for example start the daemons), to monitor the xCAT cluster. The operation is performed on the management node and the service nodes of the given nodes. The operation will also be performed on the nodes if the -r option is specified.

PARAMETERS

name is the name of the monitoring plug-in module. For example, if the name is called xxx, then the actual file name that the xcatd looks for is /opt/xcat/lib/perl/xCAT_monitoring/xxx.pm. Use monls -a command to list all the monitoring plug-in modules that can be used.

noderange is the nodes to be monitored. If omitted, all nodes will be monitored.

OPTIONS

-h | --help Display usage message.

-r | --remote Specifies that the operation will also be performed on the nodes. For example, the 3rd party monitoring software daemons on the nodes will also be started.

-v | --version Command Version.

RETURN VALUE

0 The command completed successfully.

1 An error has occurred.

EXAMPLES

  1. To start gangliamon plug-in module (which interacts with Ganglia monitoring software) to monitor the xCAT cluster, enter:

monstart gangliamon -r

  1. To start xcatmon plug-in module to feed the node liveness status to xCAT’s nodelist table, enter:

monstart rmcmon

FILES

/opt/xcat/bin/monstart

SEE ALSO

monls(1)|monls.1, monstop(1)|monstop.1, monadd(1)|monadd.1, monrm(1)|monrm.1, moncfg(1)|moncfg.1, mondecfg(1)|mondecfg.1