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-rw-r--r--host/tests/dpdk_test.cpp111
1 files changed, 47 insertions, 64 deletions
diff --git a/host/tests/dpdk_test.cpp b/host/tests/dpdk_test.cpp
index b506c7b30..ff52e4b60 100644
--- a/host/tests/dpdk_test.cpp
+++ b/host/tests/dpdk_test.cpp
@@ -9,6 +9,7 @@
#include "../transport/dpdk_zero_copy.hpp"
+#include <uhdlib/transport/uhd-dpdk.h>
#include <arpa/inet.h>
#include <errno.h>
#include <sched.h>
@@ -27,8 +28,8 @@ static const boost::regex colons(":");
namespace po = boost::program_options;
namespace {
-constexpr unsigned int NUM_MBUFS = 4095; /* Total number of mbufs in pool */
-constexpr unsigned int MBUF_CACHE_SIZE = 315; /* Size of cpu-local mbuf cache */
+constexpr unsigned int NUM_MBUFS = 8192; /* Total number of mbufs in pool */
+constexpr unsigned int MBUF_CACHE_SIZE = 384; /* Size of cpu-local mbuf cache */
constexpr unsigned int BURST_SIZE = 64; /* Maximum burst size for RX */
constexpr unsigned int NUM_PORTS = 2; /* Number of NIC ports */
@@ -40,9 +41,7 @@ constexpr unsigned int BENCH_SPP = 700; /* "Samples" per packet */
struct dpdk_test_args
{
unsigned int portid;
- std::string src_port;
std::string dst_ip;
- std::string dst_port;
pthread_cond_t *cond;
pthread_mutex_t mutex;
bool started;
@@ -121,7 +120,7 @@ static void bench(
*/
uint64_t total_received = 0;
uint32_t consec_no_rx = 0;
- while ((total_received / nb_ports) < 1000000) { //&& consec_no_rx < 10000) {
+ while ((total_received / nb_ports) < 10000000) { //&& consec_no_rx < 10000) {
for (id = 0; id < nb_ports; id++) {
unsigned int nb_rx = 0;
uhd::transport::managed_recv_buffer::sptr bufs[BURST_SIZE];
@@ -134,6 +133,9 @@ static void bench(
}
if (nb_rx <= 0) {
+ if (timeout > 0.0) {
+ send_udp(stream[id], id, true, stats);
+ }
consec_no_rx++;
if (consec_no_rx >= 100000) {
// uint32_t skt_drops = stream[id]->get_drop_count();
@@ -220,6 +222,16 @@ static inline void set_cpu(pthread_t t, int cpu)
}
}
+std::string get_ipv4_addr(unsigned int port_id)
+{
+ struct in_addr ipv4_addr;
+ int status = uhd_dpdk_get_ipv4_addr(port_id, &ipv4_addr.s_addr, NULL);
+ UHD_ASSERT_THROW(status == 0);
+ char addr_str[INET_ADDRSTRLEN];
+ inet_ntop(AF_INET, &ipv4_addr, addr_str, sizeof(addr_str));
+ return std::string(addr_str);
+}
+
void *prepare_and_bench_blocking(void *arg)
{
struct dpdk_test_args *args = (struct dpdk_test_args *) arg;
@@ -240,8 +252,8 @@ void *prepare_and_bench_blocking(void *arg)
ctx,
args->portid,
args->dst_ip,
- args->src_port,
- args->dst_port,
+ "48888",
+ "48888",
buff_args,
dev_addr
);
@@ -253,19 +265,6 @@ void *prepare_and_bench_blocking(void *arg)
void prepare_and_bench_polling(void)
{
auto& ctx = uhd::transport::uhd_dpdk_ctx::get();
- struct dpdk_test_args bench_args[2];
- bench_args[0].cond = NULL;
- bench_args[0].started = true;
- bench_args[0].portid = 0;
- bench_args[0].src_port = "0xBEE7";
- bench_args[0].dst_ip = "192.168.0.4";
- bench_args[0].dst_port = "0xBEE7";
- bench_args[1].cond = NULL;
- bench_args[1].started = true;
- bench_args[1].portid = 1;
- bench_args[1].src_port = "0xBEE7";
- bench_args[1].dst_ip = "192.168.0.3";
- bench_args[1].dst_port = "0xBEE7";
uhd::transport::dpdk_zero_copy::sptr eth_data[NUM_PORTS];
uhd::transport::zero_copy_xport_params buff_args;
@@ -274,17 +273,24 @@ void prepare_and_bench_polling(void)
buff_args.num_send_frames = 8;
buff_args.num_recv_frames = 8;
auto dev_addr = uhd::device_addr_t();
- for (unsigned int i = 0; i < NUM_PORTS; i++) {
- eth_data[i] = uhd::transport::dpdk_zero_copy::make(
- ctx,
- bench_args[i].portid,
- bench_args[i].dst_ip,
- bench_args[i].src_port,
- bench_args[i].dst_port,
- buff_args,
- dev_addr
- );
- }
+ eth_data[0] = uhd::transport::dpdk_zero_copy::make(
+ ctx,
+ 0,
+ get_ipv4_addr(1),
+ "48888",
+ "48888",
+ buff_args,
+ dev_addr
+ );
+ eth_data[1] = uhd::transport::dpdk_zero_copy::make(
+ ctx,
+ 1,
+ get_ipv4_addr(0),
+ "48888",
+ "48888",
+ buff_args,
+ dev_addr
+ );
bench(eth_data, NUM_PORTS, 0.0);
}
@@ -292,13 +298,15 @@ void prepare_and_bench_polling(void)
int main(int argc, char **argv)
{
int retval, user0_cpu = 0, user1_cpu = 2;
- std::string args, cpusets;
+ int status = 0;
+ std::string args;
+ std::string cpusets;
po::options_description desc("Allowed options");
desc.add_options()
("help", "help message")
("args", po::value<std::string>(&args)->default_value(""), "UHD-DPDK args")
("polling-mode", "Use polling mode (single thread on own core)")
- ("cpusets", po::value<std::string>(&cpusets)->default_value(""), "which core(s) to use for a given thread (specify something like \"user0=0,user1=2\")")
+ ("cpusets", po::value<std::string>(&cpusets)->default_value(""), "which core(s) to use for a given thread in blocking mode (specify something like \"user0=0,user1=2\")")
;
po::variables_map vm;
po::store(po::parse_command_line(argc, argv, desc), vm);
@@ -309,16 +317,9 @@ int main(int argc, char **argv)
return 0;
}
+ auto dpdk_args = uhd::device_addr_t(args);
- auto dpdk_args = uhd::device_addr_t(args);
- for (std::string& key : dpdk_args.keys()) {
- /* device_addr_t splits on commas, so we use colons and replace */
- if (key == "corelist" || key == "coremap") {
- dpdk_args[key] = boost::regex_replace(dpdk_args[key], colons, ",");
- }
- }
-
- auto cpuset_map = uhd::device_addr_t(cpusets);
+ auto cpuset_map = uhd::device_addr_t(cpusets);
for (std::string& key : cpuset_map.keys()) {
if (key == "user0") {
user0_cpu = std::stoi(cpuset_map[key], NULL, 0);
@@ -327,22 +328,8 @@ int main(int argc, char **argv)
}
}
- auto& ctx = uhd::transport::uhd_dpdk_ctx::get();
- ctx.init(dpdk_args);
-
- uint32_t eth_ip = htonl(0xc0a80003);
- uint32_t eth_mask = htonl(0xffffff00);
- int status = ctx.set_ipv4_addr(0, eth_ip, eth_mask);
- if (status) {
- printf("Error while setting IP0: %d\n", status);
- return status;
- }
- eth_ip = htonl(0xc0a80004);
- status = ctx.set_ipv4_addr(1, eth_ip, eth_mask);
- if (status) {
- printf("Error while setting IP1: %d\n", status);
- return status;
- }
+ auto& ctx = uhd::transport::uhd_dpdk_ctx::get();
+ ctx.init(args);
if (vm.count("polling-mode")) {
prepare_and_bench_polling();
@@ -354,18 +341,14 @@ int main(int argc, char **argv)
pthread_mutex_init(&bench_args[1].mutex, NULL);
bench_args[0].cpu = user0_cpu;
bench_args[0].cond = &cond;
+ bench_args[0].dst_ip = get_ipv4_addr(1);
bench_args[0].started = false;
bench_args[0].portid = 0;
- bench_args[0].src_port = "0xBEE7";
- bench_args[0].dst_ip = "192.168.0.4";
- bench_args[0].dst_port = "0xBEE7";
bench_args[1].cpu = user1_cpu;
bench_args[1].cond = &cond;
+ bench_args[1].dst_ip = get_ipv4_addr(0);
bench_args[1].started = false;
bench_args[1].portid = 1;
- bench_args[1].src_port = "0xBEE7";
- bench_args[1].dst_ip = "192.168.0.3";
- bench_args[1].dst_port = "0xBEE7";
pthread_t threads[2];
pthread_create(&threads[0], NULL, prepare_and_bench_blocking, &bench_args[0]);
generated by cgit v1.2.3 (git 2.46.0) at 2025-11-04 12:26:32 +0000