...

Official R1 documentation snapshot in  https://onap.readthedocs.io/en/latest/submodules/logging-analytics.git/docs/

THIS IS A was a DRAFT WIP for R2 R1 - ONAP Beijing Amsterdam Release - it is deprecated

This document specifies logging conventions to be followed by ONAP component applications.  

...

Original ONAP Logging guidelines: https://wiki.onap.org/download/attachments/1015849/ONAP%20application%20logging%20guidelines.pdf?api=v2

Introduction

The purpose of ONAP logging is to capture information needed to operate, troubleshoot and report on the performance of the ONAP platform and its constituent components. Log records may be viewed and consumed directly by users and systems, indexed and loaded into a datastore, and used to compute metrics and generate reports. 

...