diff --git a/src/client/clientmap.cpp b/src/client/clientmap.cpp
index 5098818ec..aad5c700d 100644
--- a/src/client/clientmap.cpp
+++ b/src/client/clientmap.cpp
@@ -805,6 +805,27 @@ void MeshBufListMaps::addFromBlock(v3s16 block_pos, MapBlockMesh *block_mesh,
 	}
 }
 
+namespace {
+	// there is no convenient scope this would fit, so it's global
+	struct {
+		u32 total = 0, cache_miss = 0;
+
+		inline void increment(bool hit)
+		{
+			total++;
+			cache_miss += hit ? 0 : 1;
+		}
+		inline void commit(Profiler *profiler)
+		{
+			if (total == 0)
+				return;
+			float rate = (total - cache_miss) / (float)total;
+			profiler->avg("CM::transformBuffers...: cache hit rate [%]", 100 * rate);
+			*this = {0, 0};
+		}
+	} buffer_transform_stats;
+}
+
 /**
  * Copy a list of mesh buffers into the draw order, while potentially
  * merging some.
@@ -879,7 +900,7 @@ static u32 transformBuffersToDrawOrder(
 	// try to take from cache
 	auto it2 = dynamic_buffers.find(key);
 	if (it2 != dynamic_buffers.end()) {
-		g_profiler->avg("CM::transformBuffersToDO: cache hit rate", 1);
+		buffer_transform_stats.increment(true);
 		const auto &use_mat = to_merge.front().second->getMaterial();
 		assert(!it2->second.buf.empty());
 		for (auto *buf : it2->second.buf) {
@@ -889,7 +910,7 @@ static u32 transformBuffersToDrawOrder(
 		}
 		it2->second.age = 0;
 	} else if (!key.empty()) {
-		g_profiler->avg("CM::transformBuffersToDO: cache hit rate", 0);
+		buffer_transform_stats.increment(false);
 		// merge and save to cache
 		auto &put_buffers = dynamic_buffers[key];
 		scene::SMeshBuffer *tmp = nullptr;
@@ -1114,6 +1135,8 @@ void ClientMap::renderMap(video::IVideoDriver* driver, s32 pass)
 			}
 		}
 		g_profiler->avg(prefix + "merged buffers in cache [#]", cached_count);
+
+		buffer_transform_stats.commit(g_profiler);
 	}
 
 	if (pass == scene::ESNRP_TRANSPARENT) {