Question: Application and information theory guiding role in debugging the code in?

Question: Application and information theory guiding role in debugging the code in?
Information entropy: where more uncertainty, the need to add debugging log, so as to achieve an acceptable range of certainty, and the layers of investigation;
data pattern: analyzing the sample by several logs, some found the log data in the log law, then come to the place in question may, in turn solve the problem;