At commit 266b0cf from earlier today (but also with some older toolchains, not claiming the behavior is new), suppose you: GOOS=linux GOARCH=amd64 go test -c math/big go tool objdump -s big.nat.sca...

Go 1.24 improves map performance with a brand new map implementation

Weak pointers and better finalization in Go 1.24.

Overview Change the Go runtime on Linux to use CPU cgroup quota limits to set the default value of GOMAXPROCS. This is a concrete proposal for the ideas discussed in #33803. I've included a lot...

Understand how Go’s sync.Pool affects memory usage in high-throughput systems. Learn when pooling helps, when it hurts, and how to use it safely for performance optimization.

Assert your Go code is inlined and bounds-check eliminated - jordanlewis/gcassert

Go 1.24's Swiss Tables cut our map memory usage by up to 70% in high-traffic workloads. Here's how we profiled the savings and improved performance.

Update (08/20/2025): A preliminary implementation of AMD64 low-level SIMD package is being developed on the dev.simd branch. You're welcome to check it out and try it with your use cases. Feedb...