Index: src/libchengine/TSubTaskStatsSnapshot.h
===================================================================
diff -u -r0d5b67ee96b435d63f7bf075dc8e28603793b187 -r178e776294cbc8e3a5a33b355a314e0db94b214b
--- src/libchengine/TSubTaskStatsSnapshot.h	(.../TSubTaskStatsSnapshot.h)	(revision 0d5b67ee96b435d63f7bf075dc8e28603793b187)
+++ src/libchengine/TSubTaskStatsSnapshot.h	(.../TSubTaskStatsSnapshot.h)	(revision 178e776294cbc8e3a5a33b355a314e0db94b214b)
@@ -55,6 +55,9 @@
 		void SetTotalSize(unsigned long long ullTotalSize) { m_ullTotalSize = ullTotalSize; }
 		unsigned long long GetTotalSize() const { return m_ullTotalSize; }
 
+		bool GetIgnoreSizeInAggregateStats() const { return m_bIgnoreSizeInAggregateStats; }
+		void SetIgnoreSizeInAggregateStats(bool bIgnoreSizeInAggregateStats) { m_bIgnoreSizeInAggregateStats = bIgnoreSizeInAggregateStats; }
+
 		// current file
 		void SetCurrentItemProcessedSize(unsigned long long ullProcessedSize) { m_ullCurrentItemProcessedSize = ullProcessedSize; }
 		unsigned long long GetCurrentItemProcessedSize() const { return m_ullCurrentItemProcessedSize; }
@@ -86,12 +89,14 @@
 		// speed
 		void SetSizeSpeed(double dSizeSpeed);
 		double GetSizeSpeed() const;
+		void SetAvgSizeSpeed(double dSizeSpeed) { m_dAvgSizeSpeed = dSizeSpeed; }
+		double GetAvgSizeSpeed() const { return m_dAvgSizeSpeed; }
+
 		void SetCountSpeed(double dCountSpeed);
 		double GetCountSpeed() const;
+		void SetAvgCountSpeed(double dCountSpeed) { m_dAvgCountSpeed = dCountSpeed; }
+		double GetAvgCountSpeed() const { return m_dAvgCountSpeed; }
 
-		double GetAvgSizeSpeed() const;
-		double GetAvgCountSpeed() const;
-
 		ESubOperationType GetSubOperationType() const { return m_eSubOperationType; }
 		void SetSubOperationType(ESubOperationType val) { m_eSubOperationType = val; }
 
@@ -104,12 +109,17 @@
 		// subtask size and size speed per second
 		unsigned long long m_ullTotalSize;
 		unsigned long long m_ullProcessedSize;
-		double m_dSizeSpeed;
 
+		bool m_bIgnoreSizeInAggregateStats = false;
+
+		double m_dSizeSpeed = 0.0;
+		double m_dAvgSizeSpeed = 0.0;
+
 		// subtask count of items and its speed per second
 		file_count_t m_fcTotalCount;
 		file_count_t m_fcProcessedCount;
-		double m_dCountSpeed;
+		double m_dCountSpeed = 0.0;
+		double m_dAvgCountSpeed = 0.0;
 
 		// current item size
 		unsigned long long m_ullCurrentItemTotalSize;