I've had the same problem, tried the same solutions without luck, until I fired procmon and saw that Chrome was actually reading my entire Projects folder (which is several hundred thousand files worth).
There was a reference to that folder in the Workspace/Folders section in the dev tools Settings app. Removing the reference solved the problem.
与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…