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From: Zhihong Wang <zhihong.wang@intel.com>
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Cc: konstantin.ananyev@intel.com, bruce.richardson@intel.com,
thomas.monjalon@6wind.com, Zhihong Wang <zhihong.wang@intel.com>
Date: Thu, 5 May 2016 18:46:58 -0400
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Subject: [dpdk-dev] [PATCH 3/6] testpmd: show throughput in port stats
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This patch adds throughput numbers (in the period since last use of this
command) in port statistics display for "show port stats (port_id|all)".
Signed-off-by: Zhihong Wang <zhihong.wang@intel.com>
---
app/test-pmd/config.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
index 1c552e4..bb0b542 100644
--- a/app/test-pmd/config.c
+++ b/app/test-pmd/config.c
@@ -92,6 +92,7 @@
#include <rte_ether.h>
#include <rte_ethdev.h>
#include <rte_string_fns.h>
+#include <rte_cycles.h>
#include "testpmd.h"
@@ -150,6 +151,10 @@ print_ethaddr(const char *name, struct ether_addr *eth_addr)
void
nic_stats_display(portid_t port_id)
{
+ static uint64_t sum_rx[RTE_MAX_ETHPORTS];
+ static uint64_t sum_tx[RTE_MAX_ETHPORTS];
+ static uint64_t cycles[RTE_MAX_ETHPORTS];
+ uint64_t pkt_rx, pkt_tx, cycle;
struct rte_eth_stats stats;
struct rte_port *port = &ports[port_id];
uint8_t i;
@@ -209,6 +214,21 @@ nic_stats_display(portid_t port_id)
}
}
+ cycle = cycles[port_id];
+ cycles[port_id] = rte_rdtsc();
+ if (cycle > 0)
+ cycle = cycles[port_id] - cycle;
+
+ pkt_rx = stats.ipackets - sum_rx[port_id];
+ pkt_tx = stats.opackets - sum_tx[port_id];
+ sum_rx[port_id] = stats.ipackets;
+ sum_tx[port_id] = stats.opackets;
+ printf("\n Throughput (since last show)\n");
+ printf(" RX-pps: %12"PRIu64"\n"
+ " TX-pps: %12"PRIu64"\n",
+ cycle > 0 ? pkt_rx * rte_get_tsc_hz() / cycle : 0,
+ cycle > 0 ? pkt_tx * rte_get_tsc_hz() / cycle : 0);
+
printf(" %s############################%s\n",
nic_stats_border, nic_stats_border);
}
--
2.5.0