4.1.0 - 2025-10-02

Changes

✨ This new release improves the accuracy of walltime profiling with perf and reduces the upload times.

Details

🚀 Features

• Add timestamp to unwind data by @not-matthias in #120
• Add unwind data v2 format with base_svma by @not-matthias
• Add perf v2 support by @not-matthias in #119
• Add runner-shared crate by @not-matthias
• Add content encoding to upload metadata by @adriencaccia
• Do not compress profile archive for walltime runs by @adriencaccia
• Detect stack size at runtime by @not-matthias in #103
• Add unwind data tests by @not-matthias
• Run python with perf jit dump by @not-matthias

🐛 Bug Fixes

• Use shared elf_helper for unwind and symbol information by @not-matthias
• Forward go runner exit status by @not-matthias in #115
• Ignore statically linked python by @not-matthias
• Codspeed debug check by @not-matthias
• Create perf map for jitdump by @not-matthias

🏗️ Refactor

• Store upload metadata latest version in a const by @adriencaccia in #117
• Refactor profile-archive by @adriencaccia

⚙️ Internals

• Cargo clippy lints by @not-matthias
• Only enable debug logs GH action is debugged by @not-matthias in #118
• Fix the release commit message by @art049
• Make runner-shared not publishable by @art049
• Add debug log for /proc//maps by @not-matthias

Install codspeed-runner 4.1.0

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/CodSpeedHQ/runner/releases/download/v4.1.0/codspeed-runner-installer.sh | sh

Download codspeed-runner 4.1.0

File	Platform	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