Kubernetes CPU Limits & Requests EXPLAINED (Stop Wasting Resources!)
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Are your Kubernetes pods getting the CPU they need? In this video, we break down requests and limits*, explaining how Kubernetes manages CPU resources to prevent starvation and overconsumption. Learn how to *properly configure CPU requests and limits with a hands-on example-so your workloads run efficiently!
👀 What You'll Learn in This Video:
✅ What are CPU requests and limits?
✅ How Kubernetes manages CPU allocation
✅ The difference between guaranteed, burstable, and best-effort QoS classes
✅ Why misconfiguring requests and limits can break your workloads
✅ How to check pod resource usage with kubectl top
✅ Best practices for setting CPU requests and limits
📌 Video Timestamps
🔹 00:00 - Why Every Container Needs CPU Resources
🔹 00:39 - What Are Requests and Limits?
🔹 00:46 - Visualizing CPU Allocation (The Sandwich Analogy 🥪)
🔹 01:12 - How Limits Prevent Overconsumption
🔹 01:26 - Defining CPU Requests & Limits in a Kubernetes Manifest
🔹 02:01 - Understanding Millicores (1000m = 1 vCPU)
🔹 02:26 - What Happens When Pods Exceed Their Limits?
🔹 02:50 - Checking Pod Resource Usage with `kubectl top`
🔹 03:21 - Best Practices for Setting Requests & Limits
🔹 04:04 - Why You Should Also Use Resource Quotas & Limit Ranges
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