extern uint16_t verbose_level; /**< Drives messages being displayed, if any. */
extern uint8_t interactive;
extern uint8_t auto_start;
+extern uint8_t tx_first;
extern char cmdline_filename[PATH_MAX]; /**< offline commands file */
extern uint8_t numa_support; /**< set by "--numa" parameter */
extern uint16_t port_topology; /**< set by "--port-topology" parameter */
extern uint16_t mbuf_data_size; /**< Mbuf data space size. */
extern uint32_t param_total_num_mbufs;
+extern uint16_t stats_period;
#ifdef RTE_LIBRTE_LATENCY_STATS
extern uint8_t latencystats_enabled;