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Silk: Open-source cooperative fiber scheduler

read original get Silk Fiber Network Adapter → more articles
Why This Matters

Silk introduces an open-source cooperative fiber scheduler for Linux that enhances high concurrency and low overhead through lightweight fibers, io_uring integration, and topology-aware work-stealing. This development is significant for the tech industry as it offers a more efficient way to manage concurrency, potentially improving performance for applications requiring high scalability. Consumers and developers can leverage Silk to build faster, more responsive systems with reduced resource consumption.

Key Takeaways

Silk

A cooperative fiber scheduler for Linux with per-CPU scheduler threads, io_uring integration, and topology-aware work-stealing. Fibers are lightweight stackful coroutines that suspend rather than block their OS thread, enabling high concurrency with low overhead.

Documentation

docs/scheduler.md — scheduler loop, context switching, suspension pattern, async IO, sleep cancellation, work-stealing design, and performance benchmarks

— scheduler loop, context switching, suspension pattern, async IO, sleep cancellation, work-stealing design, and performance benchmarks docs/sync.md — synchronization primitives: FiberFuture , FiberFutex , FiberMutex , FiberSequencer , FiberEvent , FairFiberMutex

— synchronization primitives: , , , , , docs/util.md — utility library: lock-free data structures, TSC timing, memory pool, CPU topology, logging, assertions

— utility library: lock-free data structures, TSC timing, memory pool, CPU topology, logging, assertions docs/perf.md — net-perf and file-perf benchmark results and fio comparison

— and benchmark results and fio comparison docs/coroutines.md — stackless coroutines vs stackful fibers: design differences and performance data

— stackless coroutines vs stackful fibers: design differences and performance data src/fibers/tests/ — usage examples: fiber lifecycle, futures, synchronization primitives, async IO

— usage examples: fiber lifecycle, futures, synchronization primitives, async IO src/gdb/fiber.py — GDB extension; load with source src/gdb/fiber.py , then use fiber-list , fiber-savecontext , fiber-restorecontext , fiber-switchcontext

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