While developing an application, we always incorporate a feature in our code that can direct us what went wrong if the application fails to run normally. This feature is nothing but logging. The more work you do with logging, the less work you have to do with fixing the application issue. Typically, we keep all logging information in a text format file, called a log file. This file captures all the details such as startup of a server, activities of all users, names of classes, methods, timestamp, occurred exceptions with stack trace etc. Moreover, it depends on us what all information we require in the log file. Sometimes, these log files become larger in size and finding the exact issue manually