# Logging

## General

As a system is running it is important to gather logging information for tasks the are executed or errors that may occur and having a basic understanding of logging should be considered basic training.

## Log levels

Log levels are a set of common labels given to logs to indicate the type of event that has taken place.

You can read more about log levels [here](https://blog.scalyr.com/2017/12/logging-levels/).

## Common logging tools

* [Bunyan](https://github.com/trentm/node-bunyan)
* [Winston](https://github.com/winstonjs/winston#readme)

**[back](../README.md)**