My Hands-on Experience with SigNoz

Shubham Shivaji — Sun, 19 Jul 2026 06:33:43 +0000

Introduction

When I started learning about application monitoring, I mostly depended on log files. If something went wrong, I had to search through many logs to find the problem. It was slow and sometimes confusing.

Then I started exploring SigNoz. I wanted to understand how modern observability works and how developers find problems faster. After spending some time using SigNoz, I learned many new things about monitoring, tracing, and debugging applications.

In this blog, I want to share what I learned while exploring SigNoz and why I think it is a useful tool for developers.

Why I Chose SigNoz

There are many monitoring tools available today, but I wanted to try an open-source solution. SigNoz looked interesting because it supports OpenTelemetry, which is becoming the standard for collecting application data.

I also liked the idea of seeing traces, metrics, and logs in one dashboard instead of using different tools.

Setting Up SigNoz

I started by installing SigNoz on my local machine. The setup was easier than I expected, but I spent some time understanding how all the parts work together.

One new thing I learned was OpenTelemetry. Before using SigNoz, I had only heard about it. While setting up the project, I understood that OpenTelemetry collects data from the application and sends it to SigNoz.

After the setup was complete, I connected a sample application and started sending requests to see the results.

My First Impression

The dashboard was clean and easy to understand.

Instead of looking at only logs, I could see everything in one place. I could check request traces, application metrics, and logs together.

This made it much easier to understand what was happening inside the application.

Learning About Traces

One of the best features I explored was distributed tracing.

Each request showed the complete path it followed inside the application. I could see how much time each operation took.

This helped me understand where delays happened without guessing.

Before this, I never realized how useful traces could be for debugging.

Understanding Metrics

SigNoz also showed useful metrics like request count, response time, and error rate.

These graphs helped me understand the health of the application.

Instead of checking only whether the application was running, I could also understand how well it was performing.

Working with Logs

Logs became much easier to use because they were connected with traces.

If I opened a trace, I could quickly find the related logs.

This saved time because I did not have to search through many log files manually.

Challenges I Faced

Not everything was easy in the beginning.

The biggest challenge was understanding OpenTelemetry and how telemetry data moves from the application to SigNoz.

After reading the documentation and trying a few examples, the concepts became much clearer.

Every small experiment helped me learn something new.

What I Learned

Working with SigNoz helped me understand many important topics.

I learned:

What observability means.
How OpenTelemetry collects telemetry data.
Why distributed tracing is useful.
How metrics help measure application performance.
Why connecting logs with traces makes debugging faster.
How dashboards make monitoring easier.

These concepts were new to me, and learning them gave me a better understanding of modern software development.

Final Thoughts

Overall, exploring SigNoz was a great learning experience.

It showed me that monitoring is much more than reading log files. Having traces, metrics, and logs together makes debugging faster and helps developers understand their applications more clearly.

I still have a lot to learn, but this experience gave me a strong introduction to observability and OpenTelemetry. I look forward to using SigNoz in future projects and learning more about application monitoring.

DEV Community: Shubham Shivaji