threading

A social media post asking for community opinions on threading strategies, such as one task per thread versus grouping tasks by category, and the types of tasks involved like parallel or long-running tasks.

The article describes a new arena allocator for the Pony language that addresses memory growth and performance issues found during stress testing, with a design inspired by snmalloc.

This article explains C++20's std::counting_semaphore and std::binary_semaphore, covering their API, usage for limiting concurrency and signaling between threads, and important details.

Article discusses Zig's std.Io.Threaded, an implementation of Zig's Io interface that uses blocking syscalls and supports cancellation via signals, contrasting concurrency and parallelism.

This article continues a series on implementing agile delegates in C++/WinRT, addressing the issue of destructing non-agile delegates in the correct context using a custom deleter and IContextCallback.

The article examines how async/await syntax, while easy to write, creates significant complexity in production by conflating asynchrony with concurrency, often requiring manual partitioning of I/O and compute tasks across separate runtimes like Tokio and Rayon, leading to latency spikes and system instability.

Thomas Wouters gives a talk at PyCon US 2026 on the past, present, and future of free-threaded Python, which removes the global interpreter lock (GIL) to allow parallel thread execution.

A user benchmarks thread count for hybrid CPU-GPU inference with Gemma 4 in llama.cpp, discovering a 80% performance uplift by using 16 threads instead of 6 on a hybrid core CPU, and shares the optimal command configuration.

Raymond Chen explains that COM STA threads are required to pump messages only when idle; code that is always busy doesn't need an explicit message loop, but COM still creates a hidden window that requires pumping when the thread becomes idle to avoid jamming window broadcasts.