https://marktaguiad.dev/tags/autoscaling/ Recent content in Autoscaling on marktaguiad.dev Hugo en-us marktaguiad@marktaguiad.dev (Mark Taguiad) marktaguiad@marktaguiad.dev (Mark Taguiad) marktaguiad.dev Tue, 14 Apr 2026 00:00:00 +0000 https://marktaguiad.dev/post/k8s-scaler/ Tue, 14 Apr 2026 00:00:00 +0000marktaguiad@marktaguiad.dev (Mark Taguiad) https://marktaguiad.dev/post/k8s-scaler/ <img class="theme-image" src="https://marktaguiad.dev/images/devops/k8s-notes/k8s-scale.png" data-light="/images/devops/k8s-notes/k8s-scale.png" data-dark="/images/devops/k8s-notes/k8s-scale-dark.png" alt="Architecture Diagram" > <p>In Kubernetes, scaling is how you adjust your application to handle more or less traffic. There are two main types: <code>horizontal scaling</code> and <code>vertical scaling</code>.</p> <h1 id="table-of-contents">Table of Contents</h1> <nav id="TableOfContents"> <ol> <li><a href="#horizontal-scaling-vs-vertical-scaling">Horizontal Scaling vs Vertical Scaling</a></li> <li><a href="#horizontal-scaling">Horizontal Scaling</a></li> <li><a href="#vertical-scaling">Vertical Scaling</a></li> </ol> </nav> <h3 id="horizontal-scaling-vs-vertical-scaling">Horizontal Scaling vs Vertical Scaling</h3> <table> <thead> <tr> <th>Feature</th> <th>Horizontal Scaling</th> <th>Vertical Scaling</th> </tr> </thead> <tbody> <tr> <td>Method</td> <td>Add/remove pods</td> <td>Increase/decrease resources</td> </tr> <tr> <td>Tool</td> <td>HPA</td> <td>VPA</td> </tr> <tr> <td>Best for</td> <td>Stateless apps</td> <td>Stateful or legacy apps</td> </tr> <tr> <td>Downtime</td> <td>None</td> <td>Possible restart</td> </tr> <tr> <td>Limit</td> <td>Cluster size</td> <td>Node capacity</td> </tr> </tbody> </table> <h3 id="horizontal-scaling">Horizontal Scaling</h3> <p>This uses the <code>Horizontal Pod Autoscaler</code> to scale number of pods automatically.</p>