On Linux it seems a bit greedy
@ -77,7 +77,7 @@ class LevelDB(Storage):
def open(self, name, create):
self.db = self.module.DB(name, create_if_missing=create,
compression=None)
max_open_files=256, compression=None)
self.get = self.db.get
self.put = self.db.put
self.iterator = self.db.iterator