v0.27.0

Changelog

Features

• elfwriter: Add a writer that mimics objcopy --keep-only-debug by @kakkoyun in #2144

Fixes

• elfwriter: Better compressed section handling by @kakkoyun in #2133
• Fix for 5.4 and older kernels running on arm64 by @javierhonduco in #2177
• (fixes a panic) unwind info: Implement opcode for return address signing by @javierhonduco in #2193

Improvements

• Makefile: Unify make action naming by @kakkoyun in #2146
• Add LFU cache by @kakkoyun in #2038
• feat(snap): ensure snapd restarts service if the agent crashes by @jnsgruk in #2215

Performance

• unwinder/native: Remove unnecessary return address read by @javierhonduco in #2198
• runtime/interpreter: Check the paths first for faster and cheaper detection by @kakkoyun in #2196
• *: Optimize procinfo mapping updates by @kakkoyun in #2194

Memory savings in the BPF maps

• unwinder/native: Unify native stacks by @javierhonduco in #2199
• unwinder/interpreters: Unify interpreter stacks by @javierhonduco in #2214

Full Changelog: v0.26.0...v0.27.0

Docker images

docker pull ghcr.io/parca-dev/parca-agent:v0.28.0

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