Munin contributed plugins

        print "%s_read.info I/O used by virtual machine %s" % (vm, vm)

        print "%s_write.label %s" % (vm, vm)

        print "%s_write.type COUNTER" % vm

        print "%s_write.draw LINE1" % vm

        print "%s_write.negative %s_read" % (vm, vm)

        print "%s_write.info I/O used by virtual machine %s" % (vm, vm)

        vm_name = re.sub(suffix,'',vm_name)

    return re.sub(r"[^a-zA-Z0-9_]", "_", vm_name)

def fetch(vms):

    ''' Fetch values for a list of pids

    @param dictionnary {kvm_pid: cleaned vm name}

        for line in f.readlines():

            if "read_bytes" in line:

                read = line.split()[1]

            if "write_bytes" in line:

                write = line.split()[1]

        f.close()

def detect_kvm():

        cmdline = open("/proc/%s/cmdline" % pid, "r")

        result[pid] = clean_vm_name(re.sub(r"^.*-name\x00([a-zA-Z0-9.-_-]*)\x00\-.*$",r"\1", cmdline.readline()))

    return result

def list_pids():

    ''' Find the pid of kvm processes

    @return a list of pids from running kvm

    '''

    pid = Popen("pidof qemu-kvm qemu-system-x86_64 kvm", shell=True, stdout=PIPE)

    return pid.communicate()[0].split()

if __name__ == "__main__":

    if len(sys.argv) > 1:

        if sys.argv[1] in ['autoconf', 'detect']: