🇺🇦 Go performance channel

“Go 1.27 is released” by Nicholas Husin, on behalf of the Go team — https://go.dev/blog/go1.27 #golang

Zero-copy in Go: sendfile, splice, and the cost of io.Copy segflow.github.io/post/zero-co...

> internal/runtime/maps: add GOEXPERIMENT=mapsplitgroup for KKKKVVVV slot order go-review.googlesource.com/c/go/+/711560 #golang

Package archsimd provides access to architecture-specific SIMD operations. This is a low-level package that exposes hardware-specific functionality. It currently supports AMD64. This package is experimental, and not subject to the #golang pkg.go.dev/simd/archsim...

🥳 Go 1.25.5 and 1.24.11 are released! 🔐 Security: Includes security fixes for crypto/x509 (CVE-2025-61729, CVE-2025-61727). 🗣 Announcement: https://groups.google.com/g/golang-announce/c/8FJoBkPddm4/m/kYpVlPw1CQAJ 📦 Download: https://go.dev/dl/#go1.25.5 #golang

strconv: replace Ryu ftoa with Dragonbox The new implementation has been fuzz-tested against the current Ryu implementation in addition to the existing test suite. Benchmarks show at least ~15-20% performance improvement. go-review.googlesource.com/c/go/+/700075 #golang

“Go’s Sweet 16” by Austin Clements, for the Go team — https://go.dev/blog/16years #golang

“The Green Tea Garbage Collector” by Michael Knyszek and Austin Clements — https://go.dev/blog/greenteagc #golang

Memory Allocation in #golang nghiant3223.github.io/2025/06/03/m...

Video is up now - my take on how map is implemented in Go, and what changed from Go 1.23 to 1.24 and 1.25. youtu.be/M05t7Q6LbFs

Making `DecodeRuneInString` is inlinable #golang github.com/golang/go/is...

proposal: simd: architecture-specific SIMD intrinsics under a GOEXPERIMENT #golang github.com/golang/go/is...

🔥🔥🔥 #golang github.com/golang/go/is...

“Container-aware GOMAXPROCS” by Michael Pratt and Carlos Amedee — https://go.dev/blog/container-aware-gomaxprocs #golang

🎊 Go 1.25.0 is released! 📝 Release notes: https://go.dev/doc/go1.25 ⬇️ Download: https://go.dev/dl/#go1.25.0 #golang

How Go 1.24's Swiss Tables saved us hundreds of gigabytes #golang www.datadoghq.com/blog/enginee...

How to store Go pointers from assembly mazzo.li/posts/go-asm... #golang

Assert your #golang code is inlined and bounds-check eliminated github.com/jordanlewis/...

Golang sync.Pool is not a silver bullet wundergraph.com/blog/golang-... #golang

proposal: runtime: CPU limit-aware GOMAXPROCS default #golang github.com/golang/go/is... by @prattmic.com

More predictable benchmarking with testing.B.Loop #golang go.dev/blog/testing...

🎊 Go 1.24.2 and 1.23.8 are released! 🔐 Security: Includes a security fix for net/http (CVE-2025-22871). 📣 Announcement: groups.google.com/g/golang-ann... 📦 Download: go.dev/dl/#go1.24.2 #golang

This is important: is the new Go 1.24 benchmark loop syntax making my code 7x slower, and why? #golang

Diagnostics wiki go.dev/doc/diagnost... #golang

Faster interpreters in Go: Catching up with C++ planetscale.com/blog/faster-... #golang

Awesome work by @thepudds.bsky.social github.com/golang/go/is... Compiling the typescript compiler went from 70s to 30s !

Someone on the Go team decided to take a "quick stab" at fixing a small bug in Go's escape analysis, resulting in a 5x increase in typescript performance. Why Go you ask? #golang x.com/PreslavMihay... link to the issue github.com/golang/go/is...

From unique to cleanups and weak: new low-level tools for efficiency go.dev/blog/cleanup... #golang

🎉 Go 1.24.1 and 1.23.7 are released! 🔐 Security: Includes a security fix for net/http (CVE-2025-22870) 🗣 Announcement: groups.google.com/g/golang-ann... 🗃 Download: go.dev/dl/#go1.24.1 #golang

"Faster Go maps with Swiss Tables" by Michael Pratt — go.dev/blog/swissta... #golang

cmd/compile: poor spill decisions making code 14% slower github.com/golang/go/is... #golang

🧨 Go 1.24.0 is released! 📝 Release notes: go.dev/doc/go1.24 ⬇️ Download: go.dev/dl/#go1.24.0 #golang

Proposal: Go general dynamic TLS (Thread Local Storage) github.com/golang/propo... #golang

🎉 Go 1.23.5 and 1.22.11 are released! 🔒 Security: Includes security fixes for CVE-2024-45336 and CVE-2024-45341 in crypto/x509 and net/http 📡 Announcement: groups.google.com/g/golang-ann... 📦 Download: go.dev/dl/#go1.23.5 #golang

DWARF5 #golang go-review.googlesource.com/c/go/+/635836 + github.com/golang/go/is...

🥳 Go 1.23.4 and 1.22.10 are released! 🗣 Announcement: groups.google.com/g/golang-ann... ⬇️ Download: go.dev/dl/#go1.23.4 #golang

Go Production Performance Gotcha - GOMAXPROCS metoro.io/blog/go-prod... #golang

testing/synctest just hit master for #golang 1.24 😭🎉 go-review.googlesource.com/c/go/+/629735 A godsend for anyone writing integration tests. I am definitely not rushing to update my slides for "What's coming in Go 1.24" at London Gophers in... two hours 😱

sync/atomic: operations cause unnecessary escapes #16241 got fixed github.com/golang/go/is... #golang

Go Turns 15 go.dev/blog/15years #golang

Memory regions #golang github.com/golang/go/di...

> Swissmaps is enabled by default 🎉Michael Pratt: There will be followup optimizations. Make use of compiler intrinsics. #golang 1.24 gonna be awesome From github.com/golang/go/is...

🎉 Go 1.23.2 and 1.22.8 are released! 🗣 Announcement: groups.google.com/g/golang-ann... ⬇️ Download: go.dev/dl/#go1.23.2 #golang

Register allocation in the #golang compiler developers.redhat.com/articles/202...

Share your feedback about developing with Go go.dev/blog/survey2... #golang

Interning in #golang medium.com/google-cloud...

New unique package go.dev/blog/unique #golang

Go 1.23 is released — go.dev/blog/go1.23 #golang

Reduce allocations and comparison performance with the new unique package in Go 1.23 josephwoodward.co.uk/2024/08/perf... #golang

Simple event broker tries Tiger Style #golang CC @TigerBeetleDB blog.vbang.dk/2024/07/10/s...