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DevOps Daily with Fexingo: CI/CD, Kubernetes, and Modern Software Operations

Why Kubernetes Container Images Bloat Your Node Disk

DevOps Daily with Fexingo: CI/CD, Kubernetes, and Modern Software Operations · 2026-06-18 · 11 min

Episode notes

Lucas and Luna break down how container image layers silently consume node disk space in Kubernetes clusters. Using real numbers from a 500-node production cluster, Lucas explains the hidden cost of unused base images, intermediate layers, and stale tags that build up over time. Luna shares a horror story of a team that had to drain an entire node because garbage collection ran too late. The episode covers practical strategies to audit image usage, configure image garbage collection thresholds in kubelet, and set up a retention policy. No abstract theory: listeners get a concrete checklist they can apply to their clusters by end of day. This episode is for DevOps engineers who want to keep their nodes healthy without buying more storage. #Kubernetes #ContainerImages #DevOps #NodeDisk #ImageGC #Kubelet #TechOperations #CloudNative #Docker #ContainerLayers #DiskPressure #ClusterHealth #ImageAudit #Storage #SRE #FexingoBusiness #BusinessPodcast #Technology Keep every episode free: buymeacoffee.com/fexingo

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