diff --git a/src/Storages/MergeTree/MergeTreeData.cpp b/src/Storages/MergeTree/MergeTreeData.cpp
index 0fd73ab95ba..bc6e24c7c29 100644
--- a/src/Storages/MergeTree/MergeTreeData.cpp
+++ b/src/Storages/MergeTree/MergeTreeData.cpp
@@ -1280,11 +1280,19 @@ void MergeTreeData::dropAllData()
     LOG_TRACE(log, "dropAllData: removing data from memory.");
 
     DataPartsVector all_parts(data_parts_by_info.begin(), data_parts_by_info.end());
-    DataPartsVector committed_parts = getDataPartsVector({DataPartState::Committed});
+
+    size_t committed_parts_count = 0;
+    for (const auto & parts_info : all_parts)
+    {
+        if (parts_info->state == DataPartState::Committed)
+        {
+            committed_parts_count++;
+        }
+    }
 
     CurrentMetrics::sub(CurrentMetrics::Parts, all_parts.size());
-    CurrentMetrics::sub(CurrentMetrics::PartsActive, committed_parts.size());
-    CurrentMetrics::sub(CurrentMetrics::PartsInactive, all_parts.size() - committed_parts.size());
+    CurrentMetrics::sub(CurrentMetrics::PartsActive, committed_parts_count);
+    CurrentMetrics::sub(CurrentMetrics::PartsInactive, all_parts.size() - committed_parts_count);
 
     data_parts_indexes.clear();
     column_sizes.clear();