My Deadline Monitor after being used for a while tends to sit there using about 800mb of RAM, I feel this is somewhat more than expected.
Opening the console I see an error message appearing every couple of seconds saying
2013-11-20 18:56:56: RuntimeError
2013-11-20 18:56:56: :
2013-11-20 18:56:56: wrapped C/C++ object of type QListView has been deleted