nodetool help 

Provides nodetool command help.

Provides nodetool command help.

Synopsis 

$ nodetool help <command>

Description 

Using this command without the The help command provides a synopsis and brief description of each nodetool command.

Examples 

Using nodetool help lists all commands and usage information. For example, nodetool help netstats provides the following information.

NAME
        nodetool netstats - Print network information on provided host
        (connecting node by default)

SYNOPSIS
        nodetool [(-h <host> | --host <host>)] [(-p <port> | --port <port>)]
                [(-pw <password> | --password <password>)]
                [(-u <username> | --username <username>)] netstats

OPTIONS
        -h <host>, --host <host>
            Node hostname or ip address

        -p <port>, --port <port>
            Remote jmx agent port number

        -pw <password>, --password <password>
            Remote jmx agent password

        -u <username>, --username <username>
            Remote jmx agent username