Tencent Architect
Sep 10, 2021 · Cloud Native
BT Scheduler for Absolute Preemption: Boosting CPU Utilization and QoS in Cloud‑Native Environments
This article analyzes the limitations of the Linux Completely Fair Scheduler (CFS) for high‑priority workloads, introduces Tencent's custom offline BT scheduler that provides absolute preemption, and presents experimental results showing significant improvements in latency, CPU utilization, and carbon‑reduction for cloud‑native services.
BT schedulerCFSCPU scheduling
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