home/categories/debugging/antonykamp-cc-truffle-performance-plugin-skills-detecting-deoptimizations-skill-md
debuggingtools

detecting-deoptimizations

Traces deoptimization events where execution falls back from compiled code to interpreter. Use to detect deoptimization loops, unstable assumptions, and type instability. Zero transfers in steady-state is the goal. Many transfers indicate severe performance problems. Critical for diagnosing compilation instability.

antonykamp
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antonykamp
更新日 1/17/2026
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quick start

Installation and usage

Traces deoptimization events where execution falls back from compiled code to interpreter. Use to detect deoptimization loops, unstable assumptions, and type instability. Zero transfers in steady-state is the goal. Many transfers indicate severe performance problems. Critical for diagnosing compilation instability.

インストール
$ install --globalskills.sh
使い方

インストール後、ターミナルで以下のコマンドを実行してこのスキルを使用できます:

skills use detecting-deoptimizations