'Get the current count of saved bytes due to data
compression.
Returns a tuple of:
(inbound_saved_bytes, outbound_saved_bytes)
Note: if compression is actually expanding your
data (only likely with very tiny thrift objects), then
the values returned will be negative.'

def getCompSavings(self):

    r_saved = (self.bytes_in - self.bytes_in_comp)
    w_saved = (self.bytes_out - self.bytes_out_comp)
    return (r_saved, w_saved)
