code: private void addPathsWithUnknownChangedSize(ChangesItem changesItem, ItemState state)
     {
        if (!state.isPersisted() && (state.isDeleted() || state.isRenamed()))
        {
           String itemPath = getPath(state.getData().getQPath());
  
           for (String trackedPath : quotaPersister.getAllTrackedNodes(rName, wsName))
           {
              if (itemPath.startsWith(trackedPath))
              {
                 changesItem.addPathWithUnknownChangedSize(itemPath);
              }
           }
        }
     }
docs: Checks if changes were made but changed size is unknown. If so, determinate
  for which nodes data size should be recalculated at all and put those paths into
  respective collection.