sstrncpy (vl.plugin, "zone", sizeof (vl.plugin));
sstrncpy (vl.type, "percent", sizeof (vl.type));
sstrncpy (vl.type_instance, zone, sizeof (vl.type_instance));
sstrncpy (vl.plugin, "zone", sizeof (vl.plugin));
sstrncpy (vl.type, "percent", sizeof (vl.type));
sstrncpy (vl.type_instance, zone, sizeof (vl.type_instance));