Logging

A comprehensive tutorial on how to log SSH activity—minus sensitive input, like passwords—occurring in Linux AWS EC2 instances to either CloudWatch Logs or S3 buckets.

As applications become more complex, having good logs can be very useful, not only when debugging but also to provide insight in application issue/performance. The Python standard library includes the Python logging module that provides most of the basic logging features. But this handy logging module in Python also contains some quirks that can cause hours of headaches.

Log files may very well be one of the most underestimated and underutilized tools at a developer’s disposal. Beyond their value for debugging, with a bit of creativity and forethought, logs files can be leveraged to serve as a valuable source of usage information and analytics. In this article, In this article, Toptal engineer Ilya Sanosyan provides a practical guide to maximizing the value we get from our logs.