+ if (!agg->slavecount)
+ return;
+ json_object_add_value_int(obj, "aggr_read_ios",
+ agg->ios[0] / agg->slavecount);
+ json_object_add_value_int(obj, "aggr_write_ios",
+ agg->ios[1] / agg->slavecount);
+ json_object_add_value_int(obj, "aggr_read_merges",
+ agg->merges[0] / agg->slavecount);
+ json_object_add_value_int(obj, "aggr_write_merge",
+ agg->merges[1] / agg->slavecount);
+ json_object_add_value_int(obj, "aggr_read_ticks",
+ agg->ticks[0] / agg->slavecount);
+ json_object_add_value_int(obj, "aggr_write_ticks",
+ agg->ticks[1] / agg->slavecount);
+ json_object_add_value_int(obj, "aggr_in_queue",
+ agg->time_in_queue / agg->slavecount);
+ json_object_add_value_float(obj, "aggr_util", agg->max_util.u.f);
+}
+
+void show_disk_util(int terse, struct json_object *parent)
+{
+ struct flist_head *entry;
+ struct disk_util *du;
+ struct json_array *array = NULL;
+
+ fio_mutex_down(disk_util_mutex);
+
+ if (flist_empty(&disk_list)) {
+ fio_mutex_up(disk_util_mutex);
+ return;
+ }
+
+ if (!terse)
+ log_info("\nDisk stats (read/write):\n");
+
+ if (output_format == FIO_OUTPUT_JSON) {
+ array = json_create_array();
+ json_object_add_value_array(parent, "disk_util", array);
+ }
+
+ flist_for_each(entry, &disk_list) {