Print load tester config

tools/load_tester.cpp

@@ -457,6 +457,28 @@ void parse_args(int argc, char *argv[]) {
 int main(int argc, char *argv[]) {
   parse_args(argc, argv);
 
+  // Print configuration
+  printf("Load Tester Configuration:\n");
+  if (g_config.use_tcp) {
+    printf("  Connection: TCP %s:%s\n", g_config.host.c_str(),
+           g_config.port.c_str());
+  } else {
+    printf("  Connection: Unix socket %s\n", g_config.unix_socket.c_str());
+  }
+  printf("  Concurrency: %d connections\n", g_config.concurrency);
+  printf("  Requests per connection: %d\n", g_config.requests_per_connection);
+  printf("  Connect threads: %d\n", g_config.connect_threads);
+  printf("  Network threads: %d\n", g_config.network_threads);
+  printf("  Event batch size: %d\n", g_config.event_batch_size);
+  printf("  Connection buffer size: %d bytes\n", g_config.connection_buf_size);
+  printf("  Stats interval: %d seconds\n", g_config.stats_interval);
+  if (g_config.duration > 0) {
+    printf("  Duration: %d seconds\n", g_config.duration);
+  } else {
+    printf("  Duration: unlimited\n");
+  }
+  printf("\n");
+
   signal(SIGPIPE, SIG_IGN);
   signal(SIGTERM, signal_handler);
   signal(SIGINT, signal_handler);