Redox OS is introducing a new Deficit Weighted Round Robin (DWRR) CPU scheduler to replace its legacy Round Robin scheduler, developed as part of Redox Summer of Code. The new scheduler delivers approximately 1.5x improvement in operations per second for CPU-bound tasks, a ~15% gain in interactive responsiveness through priority boosting for interactive workloads, and a ~48% increase in scheduling throughput. Wakeup latencies and context switching times also dropped significantly.
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