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Predicate Filtering Entry Point The node filtering phase begins at pkg/scheduler/core/generic_scheduler.go:389 within the findNodesThatFit() method. This function evaluates all cluster nodes against a set of predicate rules to identify viable placement targets for a pod. The core implementation foll...

Overview of the CFS Scheduler The Completely Fair Scheduler (CFS) is the default process scheduler for non-real-time tasks in the Linux kernel, introduced in version 2.6.23. Its primary design goal is to approximate an idealized, perfectly multitasking processsor on real hardware. At its core, CFS o...