[BUG] `npm list` is still slow

[Rudxain]

Is there an existing issue for this?

• [X] I have searched the existing issues

This issue exists in the latest npm version

• [X] I am using the latest npm

Current Behavior

npm/npm#6507

• On an Dell Inspiron 15R, with its HDD replaced by an SSD, running Debian 13, it takes ~1.2s
• On a Samsung Galaxy A31, from Termux repos, it takes ~3s

It's slow, both with and without -g flag. Even on directories that contain no package.json

Expected Behavior

It should be sub ~128ms

Steps To Reproduce

1. On Debian or Termux
2. Run time npm list (-g optional)
3. See timings

Environment

• npm: 10.9.0
• Node.js: v20.17.0
• OS Name: Debian 13 "Trixie"
• System Model Name: Inspiron 5521
• npm config:

; copy and paste output from `npm config ls` here
; TO-DO