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The Developer’s Checklist for Fixing Lag Spikes in Unity

Posted by Gemma Ellison
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August 10, 2025

How do you currently track your game development progress, and what creative workflows do you employ to manage the inevitable bugs and breakthroughs? Many solo game developers and students grapple with organizing their ideas and debugging processes effectively. This article will demonstrate the value of maintaining a game dev journal and offer actionable steps to integrate it into your workflow.

The Power of a Game Dev Journal

A game dev journal is more than just a notepad; it’s a strategic tool for learning and growth. It helps you track game development progress, document decisions, and learn from mistakes without judgment. Consistent journaling provides a clear historical record of your project.

Why Consistency with Devlogs Matters

Regularly updating your game development log creates a continuous feedback loop. This consistency helps you identify recurring patterns in your development journey and pinpoint the exact origin of bugs. It’s about building a habit that supports sustained productivity and learning.

Setting Up Your Game Dev Journal

Begin by choosing a format that suits your style – a physical notebook, a digital document, or a dedicated app. The key is accessibility and ease of use. Divide your journal into sections for different aspects of your project.

Documenting Your Creative Process

Start each entry by noting the date and the specific task you are working on. Detail your initial approach to a problem or feature. This includes outlining your design thoughts and any assumptions you are making.

Tracking Development Decisions

For every significant design or coding decision, write down the rationale behind it. Explain why you chose a particular algorithm or a specific art style. This documentation helps you revisit decisions later and understand their long-term impact.

Logging Bugs and Debugging

This is where the game dev journal becomes indispensable. When you encounter a bug, immediately log its symptoms and the steps to reproduce it. Document your debugging process meticulously, including every hypothesis you test and the results.

For example, if you’re battling lag spikes in Unity, you might log: “May 10th: Lag spike observed when 50+ enemies are on screen. Initial thought: too many instantiations. Checked profiler.” Then, “May 11th: Realized excessive GetComponent calls in Update were the cause. Refactored to cache references.” This granular detail helps you understand the root cause and the solution.

Learning from Mistakes Without Judgment

Every bug fixed is a learning opportunity. Once a bug is resolved, reflect on what went wrong and how you could prevent similar issues in the future. Instead of dwelling on errors, view them as lessons that refine your skills. For instance, after fixing the Unity lag spike, you might write: “Lesson learned: Premature optimization is bad, but caching references for frequently accessed components is essential from the start.”

Proactive Optimization Strategies

Your journal should also be a place for proactive strategies. Before starting a new feature, outline potential performance bottlenecks. For example, “Before implementing AI: Plan to use object pooling for enemies to avoid excessive instantiation.” This foresight saves time and prevents future headaches.

Real-World Examples from Indie Developers

Many successful indie developers swear by consistent documentation. They often share their development logs publicly, demonstrating how tracking their progress helps them stay accountable and identify pitfalls early. Their shared experiences validate the effectiveness of a game dev journal.

Actionable Tips for Consistency

Set aside a specific time each day for journaling, even if it’s just five minutes. Make it a non-negotiable part of your routine. Use bullet points or short paragraphs to keep entries concise and easy to review.

Review your journal entries weekly to see how far you’ve come and identify any recurring issues. This reflective practice reinforces learning and helps you refine your workflow. It allows you to recognize patterns in your development cycle.

To effectively track your progress and identify recurring patterns in your development journey, you can use a dedicated journaling tool. It provides a structured environment for all your notes and reflections.

A game dev journal is a powerful asset for any aspiring or current developer. It helps organize your creative process, track game development progress, and ensures you learn from every step of your journey. Begin today, and watch your development process become more efficient and insightful. Our dedicated journaling tool: Game Dev Journey Journal can help you keep track of all your notes and learnings.