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Tencent Cloud Developer
Tencent Cloud Developer
Aug 10, 2022 · Cloud Native

Understanding the Kubernetes Scheduler: Queues, Filtering, Scoring, and Plugins

The Kubernetes scheduler continuously watches for unscheduled Pods, places them in a priority queue, filters feasible Nodes, scores and selects the best Node using built‑in and custom plugins—adjusting the node‑sampling rate for large clusters, and allowing extensibility through extenders, multiple schedulers, and the scheduler framework configuration.

ExtenderKubernetesNode Scoring
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Understanding the Kubernetes Scheduler: Queues, Filtering, Scoring, and Plugins