OPPO Kernel Craftsman
May 31, 2024 · Operations
An Overview of the Extensible Scheduler Class (sched_ext) in the Linux Kernel
The Linux kernel’s extensible scheduler class sched_ext introduces a new ext_sched_class with eBPF‑driven callbacks and dispatch queues, allowing developers to plug custom scheduling policies via struct sched_ext_ops without recompiling the kernel, while integrating into the existing hierarchy and exposing trade‑offs such as central‑CPU load and community adoption challenges.
CPU schedulingLinux kerneleBPF
0 likes · 16 min read