5.6.0 - 2026-10-22

Highlights

More consistent CPU Simulation results

Changes to your CI environment, like a different path or an extra environment variable, no longer change the performance. Each benchmark now starts with the same memory layout, reducing the chance of false regressions.

Release Notes

🐛 Bug Fixes

• Keep the user's HOME when wrapping commands with sudo (#588) by @lvaroqui in #588

🏗️ Refactor

• Spawn child processes with tokio::process (#587) by @lvaroqui in #587

⚙️ Internals

• Bump pinned valgrind-codspeed to 3.26.0-0codspeed10 (#593) by @adriencaccia in #593
  • style: restore upstream trailing whitespace by @lvaroqui in CodSpeedHQ/valgrind-codspeed#51
  • fix(callgrind): suppress L3 warning for explicit LL settings by @not-matthias in CodSpeedHQ/valgrind-codspeed#52
  • fix(initimg): stabilize Linux startup stack layout by @not-matthias in CodSpeedHQ/valgrind-codspeed#53

Install codspeed-runner 5.6.0

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/CodSpeedHQ/codspeed/releases/download/v5.6.0/codspeed-runner-installer.sh | sh

Download codspeed-runner 5.6.0

File	Platform	Checksum
codspeed-runner-aarch64-apple-darwin.tar.gz	Apple Silicon macOS	checksum
codspeed-runner-aarch64-unknown-linux-musl.tar.gz	ARM64 MUSL Linux	checksum
codspeed-runner-x86_64-unknown-linux-musl.tar.gz	x64 MUSL Linux	checksum