diff --git a/common/TestImagePusher.cpp b/common/TestImagePusher.cpp
index 99d4c6bc..5a449b2b 100644
--- a/common/TestImagePusher.cpp
+++ b/common/TestImagePusher.cpp
@@ -106,13 +106,13 @@ bool TestImagePusher::CheckImage(const DiffractionExperiment &x, const std::vect
                                                                  decompressed_image.data(),
                                                                  storage_cell);
                 if (x.GetBinning2x2() && (result > 1.5)) {
-                    logger.Error("Mean conversion error ({}) larger than threshold", result);
+                    logger.Error("Mean conversion error ({:.3f}) larger than threshold", result);
                     no_errors = false;
                 } else if (!x.GetBinning2x2() && (result > 0.5)) {
-                    logger.Error("Mean conversion error ({}) larger than threshold", result);
+                    logger.Error("Mean conversion error ({:.3f}) larger than threshold", result);
                     no_errors = false;
                 } else
-                    logger.Info("Mean conversion error: {}", result);
+                    logger.Info("Mean conversion error: {:.3f}", result);
             } else if (x.GetDetectorMode() == DetectorMode::Raw) {
                 if (memcmp(raw_reference_image.data(), decompressed_image.data(), sizeof(uint16_t) * x.GetPixelsNum()) !=
                     0) {
diff --git a/receiver/jfjoch_action_test.cpp b/receiver/jfjoch_action_test.cpp
index 9bf5f2c4..bac3f859 100644
--- a/receiver/jfjoch_action_test.cpp
+++ b/receiver/jfjoch_action_test.cpp
@@ -99,8 +99,9 @@ int main(int argc, char **argv) {
 
     double receiving_time = static_cast<double>(output.end_time_ms() - output.start_time_ms())/1000.0;
 
+    logger.Info("Efficiency: {:.2f}%", output.efficiency() * 100.f);
     logger.Info("Max delay: {}",output.max_receive_delay());
-    logger.Info("Compression ratio: {}", output.compressed_ratio());
+    logger.Info("Compression factor: {}x", output.compressed_ratio());
     logger.Info("Receiving time: {} s", receiving_time);
     logger.Info("Frame rate: {} Hz", static_cast<double>(nimages)/receiving_time);
     logger.Info("Total throughput: {:.2f} GB/s",