October 2017
Intermediate to advanced
442 pages
12h 33m
English
Content preview from Architecting Modern Java EE Applications
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Log levels
Logging solutions include the ability to specify the importance of a log entry via log levels, such as debug, info, warning, or error. Developers might ask themselves which log level to choose for specific invocations.
The approach of having several layers certainly sounds reasonable, since production systems can specify a higher log level than development runs, so as not to produce too much data in production.
The challenge with this situation is that in production there is usually no debug log information available when it's needed. Potential error situations that could need additional insights don't have this information available. Debug or trace log levels that include tracing information are switched off.
Choosing log levels ...
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