[dpdk-dev] [PATCH v9 4/7] app/test-pmd: add bitrate statistics calculation
Remy Horton
remy.horton at intel.com
Wed Jan 18 16:05:40 CET 2017
Calculate bitrate statistics using the bitrate stats library. The
resulting statistics can be viewed via proc_info.
Signed-off-by: Remy Horton <remy.horton at intel.com>
---
app/test-pmd/testpmd.c | 41 ++++++++++++++++++++++++++++++++++++++++-
1 file changed, 40 insertions(+), 1 deletion(-)
diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index bfb2f8e..b31a300 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -1,7 +1,7 @@
/*-
* BSD LICENSE
*
- * Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
+ * Copyright(c) 2010-2017 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -79,6 +79,10 @@
#include <rte_pdump.h>
#endif
#include <rte_flow.h>
+#include <rte_metrics.h>
+#ifdef RTE_LIBRTE_BITRATE
+#include <rte_bitrate.h>
+#endif
#include "testpmd.h"
@@ -323,6 +327,9 @@ uint16_t nb_rx_queue_stats_mappings = 0;
unsigned max_socket = 0;
+/* Bitrate statistics */
+struct rte_stats_bitrates *bitrate_data;
+
/* Forward function declarations */
static void map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port);
static void check_all_ports_link_status(uint32_t port_mask);
@@ -922,12 +929,32 @@ run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd)
struct fwd_stream **fsm;
streamid_t nb_fs;
streamid_t sm_id;
+#ifdef RTE_LIBRTE_BITRATE
+ uint64_t tics_per_1sec;
+ uint64_t tics_datum;
+ uint64_t tics_current;
+ uint8_t idx_port, cnt_ports;
+#endif
+#ifdef RTE_LIBRTE_BITRATE
+ cnt_ports = rte_eth_dev_count();
+ tics_datum = rte_rdtsc();
+ tics_per_1sec = rte_get_timer_hz();
+#endif
fsm = &fwd_streams[fc->stream_idx];
nb_fs = fc->stream_nb;
do {
for (sm_id = 0; sm_id < nb_fs; sm_id++)
(*pkt_fwd)(fsm[sm_id]);
+#ifdef RTE_LIBRTE_BITRATE
+ tics_current = rte_rdtsc();
+ if (tics_current - tics_datum >= tics_per_1sec) {
+ /* Periodic bitrate calculation */
+ for (idx_port = 0; idx_port < cnt_ports; idx_port++)
+ rte_stats_bitrate_calc(bitrate_data, idx_port);
+ tics_datum = tics_current;
+ }
+#endif
} while (! fc->stopped);
}
@@ -2139,6 +2166,18 @@ main(int argc, char** argv)
FOREACH_PORT(port_id, ports)
rte_eth_promiscuous_enable(port_id);
+ /* Init metrics library */
+ rte_metrics_init(rte_socket_id());
+
+ /* Setup bitrate stats */
+#ifdef RTE_LIBRTE_BITRATE
+ bitrate_data = rte_stats_bitrate_create();
+ if (bitrate_data == NULL)
+ rte_exit(EXIT_FAILURE, "Could not allocate bitrate data.\n");
+ rte_stats_bitrate_reg(bitrate_data);
+#endif
+
+
#ifdef RTE_LIBRTE_CMDLINE
if (interactive == 1) {
if (auto_start) {
--
2.5.5
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