---
title: "Discussion on \"Small Gem:  Use MDC to add a prefix to every log statement\" | Hashnode"
description: "Discussion on \"Small Gem:  Use MDC to add a prefix to every log statement\". This one was a lifesaver.  I was working on code that processes messages, and needed to add the message id to every log statement.  While this sounds straightforward, in reality it wasn't.  Here's a very simplified version of the code that illustrate..."
url: "https://hashnode.com/posts/small-gem-use-mdc-to-add-a-prefix-to-every-log-statement/61560961e896275f335dfbda"
---

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# [Small Gem: Use MDC to add a prefix to every log statement](https://codegroovy.com/small-gem-use-mdc-to-add-a-prefix-to-every-log-statement?utm_source=hashnode&utm_medium=feed)

This one was a lifesaver. I was working on code that processes messages, and needed to add the message id to every log statement. While this sounds straightforward, in reality it wasn't. Here's a very simplified version of the code that illustrate...

Sep 30, 2021 · 2 min read · codegroovy.com  
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[Miriam](https://hashnode.com/@mimi)

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