app/testpmd: add bits per second to statistics

Traffic bps statistics is very useful for performance testing.

Add bits per second statistics for Rx and Tx.

Signed-off-by: Matan Azrad <matan@mellanox.com>
Acked-by: Moti Haimovsky <motih@mellanox.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>

diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
index a3b6cbd..8035961 100644 (file)
--- a/app/test-pmd/config.c
+++ b/app/test-pmd/config.c
@@ -119,9 +119,12 @@ nic_stats_display(portid_t port_id)
 {
        static uint64_t prev_pkts_rx[RTE_MAX_ETHPORTS];
        static uint64_t prev_pkts_tx[RTE_MAX_ETHPORTS];
+       static uint64_t prev_bytes_rx[RTE_MAX_ETHPORTS];
+       static uint64_t prev_bytes_tx[RTE_MAX_ETHPORTS];
        static uint64_t prev_cycles[RTE_MAX_ETHPORTS];
-       uint64_t diff_pkts_rx, diff_pkts_tx, diff_cycles;
-       uint64_t mpps_rx, mpps_tx;
+       uint64_t diff_pkts_rx, diff_pkts_tx, diff_bytes_rx, diff_bytes_tx,
+                                                               diff_cycles;
+       uint64_t mpps_rx, mpps_tx, mbps_rx, mbps_tx;
        struct rte_eth_stats stats;
        struct rte_port *port = &ports[port_id];
        uint8_t i;
@@ -192,9 +195,22 @@ nic_stats_display(portid_t port_id)
                diff_pkts_rx * rte_get_tsc_hz() / diff_cycles : 0;
        mpps_tx = diff_cycles > 0 ?
                diff_pkts_tx * rte_get_tsc_hz() / diff_cycles : 0;
+
+       diff_bytes_rx = (stats.ibytes > prev_bytes_rx[port_id]) ?
+               (stats.ibytes - prev_bytes_rx[port_id]) : 0;
+       diff_bytes_tx = (stats.obytes > prev_bytes_tx[port_id]) ?
+               (stats.obytes - prev_bytes_tx[port_id]) : 0;
+       prev_bytes_rx[port_id] = stats.ibytes;
+       prev_bytes_tx[port_id] = stats.obytes;
+       mbps_rx = diff_cycles > 0 ?
+               diff_bytes_rx * rte_get_tsc_hz() / diff_cycles : 0;
+       mbps_tx = diff_cycles > 0 ?
+               diff_bytes_tx * rte_get_tsc_hz() / diff_cycles : 0;
+
        printf("\n  Throughput (since last show)\n");
-       printf("  Rx-pps: %12"PRIu64"\n  Tx-pps: %12"PRIu64"\n",
-                       mpps_rx, mpps_tx);
+       printf("  Rx-pps: %12"PRIu64"          Rx-bps: %12"PRIu64"\n  Tx-pps: %12"
+              PRIu64"          Tx-bps: %12"PRIu64"\n", mpps_rx, mbps_rx * 8,
+              mpps_tx, mbps_tx * 8);
 
        printf("  %s############################%s\n",
               nic_stats_border, nic_stats_border);