Computer data logging is the process of recording events in a computer program, usually with a certain scope, in order to provide an audit trail that can be used to understand the activity of the system and to diagnose problems.

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Loggers - Functional, non-functional or layered?

We use different loggers to break up and apply specific rules to different kinds of log data. We typically specify which logger to be used with something like this: var logger = ...
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How do I implement the OpsDB from Release It! by Michael T Nygard

I have recently been reading the Release It! book by Michael T Nygard.In the book he talks about Implementing an OpsDB to manage and record performance statistics of applications. Has anyone ...
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How to retrofit a program using log4j to use logstash instead?

I have a legacy java program that uses log4j. I would like to use the centralization features that logstash provides. How can I do this without modifying the original program? I don't have any ...