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Scheduling Domain

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OPPO Kernel Craftsman
OPPO Kernel Craftsman
Apr 3, 2020 · Fundamentals

Linux CPU Load Balancing: Framework and Implementation Analysis

Linux kernel load balancing, explained through the 5.4.28 framework, defines precise CPU load via PELT, balances tasks according to each core’s capacity using hierarchical scheduling domains and groups, details class‑specific strategies, illustrates migration in a big‑little 8‑core system, and outlines the three balancing scenarios and their trigger mechanisms.

CFS SchedulerCPU SchedulerCPU Topology
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Linux CPU Load Balancing: Framework and Implementation Analysis