Keep Codex Fast Tutorial: Speed Up a Sluggish Codex CLI Without Losing Chat History (2026)
After three months of heavy Codex CLI use, my ~/.codex directory was 11.4 GB. The logs_2.sqlite-wal file alone was 4.8 GB. Codex took roughly nine seconds to open a fresh thread, and the resume list took longer than that. The fix the internet keeps recommending, rm