Serilog Sink for OpenObserve

August 2, 2023 by Prabhat Sharma

Logging is a critical component in any modern application's lifecycle. It provides developers with insights and visibility, aiding in debugging and monitoring the system's performance. In line with this, OpenObserve, a well-regarded open-source observability tool, has just become even more powerful with the introduction of the Serilog Sink, developed by Konrad Kaminski-Pawlak.

This blog post will guide you through the essential features of the Serilog Sink for OpenObserve, explain how to implement it, and where to find the source code, all thanks to the excellent work of Kaminski-Pawlak.

Introducing Serilog Sink for OpenObserve

Serilog Sink for OpenObserve is an extension that integrates Serilog, a favored logging library for .NET applications, with OpenObserve. Crafted by Konrad Kaminski-Pawlak, the sink allows for effortless logging to OpenObserve, thereby enhancing the ability to store, analyze, and manage logs.

Getting Started: A Step-by-Step Guide

Integrating Serilog Sink for OpenObserve in your project is a smooth process. Here's how to do it:

1. Install the Sink

Add the Serilog Sink package to your project:

> dotnet add package Serilog.Sinks.OpenObserve-KKP

2. Configure the Logger

Set up the logger with the required parameters:

var logger = new LoggerConfiguration()

3. Log Your Messages

Start logging with ease:

_logger.Debug("Debug message");

4. Advanced Configuration Options

You have the flexibility to write logs to specific streams, and even use appsettings.json for configuration, as detailed in the original documentation.

Server-Side Representation

A clear understanding of how the logs appear on the server side helps in interpretation. The JSON structure contains fields like _timestamp, _mt, _m, and _i, providing detailed insights.

Source Code and Contributions

Konrad Kaminski-Pawlak has graciously made the source code for this plugin available to the community. You can find it on GitHub at serilog-sinks-openobserve-kkp.

Why You Should Consider This Sink

  1. Ease of Use: Straightforward to install and configure.
  2. Seamless Integration: Log directly to OpenObserve without hassle.
  3. Community-Driven Development: Benefit from open-source contributions and support.


Serilog Sink for OpenObserve, brought to life by Konrad Kaminski-Pawlak, marks a significant stride in the observability and logging landscape. It enhances OpenObserve by introducing integration with Serilog, enabling more powerful and flexible logging capabilities.

Whether you're a developer seeking to bolster your application's logging efficiency or interested in contributing to an exciting open-source project, the Serilog Sink for OpenObserve is an excellent resource.

Visit the GitHub repository to explore the source code, and dive into the Serilog Documentation for further details.

Let your logging reach new heights with Serilog Sink for OpenObserve, a stellar creation by Konrad Kaminski-Pawlak!



Prabhat Sharma is the founder of OpenObserve. He has deep background in cloud, kubernetes, observability and more. He has interests in machine learning, liberal arts, economics and systems architecture. In his spare time he spends time playing with his kids.

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