include cps in batch ended

src/batch_store.cpp

@@ -287,9 +287,12 @@ bool BatchStore::record_talenan_crossing(int track_id) {
             duration_sec = std::chrono::duration_cast<std::chrono::seconds>(end_tp - start_tp).count();
         }
         std::ostringstream msg;
-        msg << "Batch closed by talenan crossing"
+        int bn = current_state_["batch_number"].get<int>();
+        double cps = duration_sec > 0 ? static_cast<double>(count) / duration_sec : 0.0;
+        msg << "Batch #" << bn << " ended"
             << " | count=" << count
             << " | duration=" << duration_sec << "s"
+            << " | cps=" << std::fixed << std::setprecision(2) << cps
             << " | start=" << start_time
             << " | end=" << end_time;
         logger_(msg.str());