diff --git a/include/rocksdb/sst_file_manager.h b/include/rocksdb/sst_file_manager.h
index 2d3c3be66..1474da955 100644
--- a/include/rocksdb/sst_file_manager.h
+++ b/include/rocksdb/sst_file_manager.h
@@ -75,6 +75,10 @@ class SstFileManager {
   // Update trash/DB size ratio where new files will be deleted immediately
   // thread-safe
   virtual void SetMaxTrashDBRatio(double ratio) = 0;
+
+  // Return the total size of trash files
+  // thread-safe
+  virtual uint64_t GetTotalTrashSize() = 0;
 };
 
 // Create a new SstFileManager that can be shared among multiple RocksDB
diff --git a/util/sst_file_manager_impl.cc b/util/sst_file_manager_impl.cc
index ea955e3fa..74164e06a 100644
--- a/util/sst_file_manager_impl.cc
+++ b/util/sst_file_manager_impl.cc
@@ -162,6 +162,10 @@ void SstFileManagerImpl::SetMaxTrashDBRatio(double r) {
   return delete_scheduler_.SetMaxTrashDBRatio(r);
 }
 
+uint64_t SstFileManagerImpl::GetTotalTrashSize() {
+  return delete_scheduler_.GetTotalTrashSize();
+}
+
 Status SstFileManagerImpl::ScheduleFileDeletion(
     const std::string& file_path, const std::string& path_to_sync) {
   return delete_scheduler_.DeleteFile(file_path, path_to_sync);
diff --git a/util/sst_file_manager_impl.h b/util/sst_file_manager_impl.h
index 73b9cf8b7..90815d44f 100644
--- a/util/sst_file_manager_impl.h
+++ b/util/sst_file_manager_impl.h
@@ -93,6 +93,9 @@ class SstFileManagerImpl : public SstFileManager {
   // Update trash/DB size ratio where new files will be deleted immediately
   virtual void SetMaxTrashDBRatio(double ratio) override;
 
+  // Return the total size of trash files
+  uint64_t GetTotalTrashSize() override;
+
   // Mark file as trash and schedule it's deletion.
   virtual Status ScheduleFileDeletion(const std::string& file_path,
                                       const std::string& dir_to_sync);