CPU taking more than 50% all time.
Resolved 💬 3 comments Opened Dec 21, 2025 by angelcervera Closed Jan 6, 2026
What version of Codex is running?
codex-cli 0.76.0
What subscription do you have?
Pro
Which model were you using?
gtp-5.2-codex
What platform is your computer?
Linux 6.17.0-8-generic x86_64 / Ubuntu 25.10
What issue are you seeing?
Just opening codex, it is taking more than 50% of CPU
What steps can reproduce the bug?
Uploaded thread: 019b3f6a-2281-7fd1-bf03-25e344ea24bc
Open codex -> stay consuming around 50% CPU
What is the expected behavior?
When it is not thinking, it should take no resources.
Additional information
Just open:
4000587 angelcc 20 0 1392.5g 644184 146264 R 43.2 1.0 2:31.63 chrome
Stay there or increase.
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