Munin contributed plugins

  For FreeBSD, it should be necessary to change shebang /bin/bash -> /usr/local/bin/bash

=head1 ENVIRONMENT VARIABLES

  None

=head1 AUTHOR

    SunOS)

        case $osver in

        illumos*)

        ;;

        esac

    ;;

    case $func in

    size)

        global_attr="

            graph_category fs

            graph_args --base 1024 --lower-limit 0

            graph_vlabel Bytes

        "

        data_attr="

            mfu_ghost_hits DERIVE LINE dummy

            mru_ghost_hits DERIVE LINE dummy

            mru_hits       DERIVE LINE MRU

        "

        echo "Unknown function: $func"

        exit 1

        ;;

}

do_config() {

    local func=$1

    local field type draw label

    preconfig "$func"

get_stats() {

    local arcstats stat value

    case $osname in

    SunOS|illumos)

        arcstats=$( kstat -p 'zfs:0:arcstats' | sed -e 's/:/ /g' | awk '{ print $4,$5 }' )

    esac

    while read -r stat value

        # printf -v means indirect variable assignment (similar to eval)

    done <<< "$arcstats"

}

    do

        [ -z "$field" ] && continue

        # ${!varname} means indirect evaluation (similar to eval)

        echo "${field}.value ${value}"