[TUHS] UNIX testing / error injection

[Dan Cross via TUHS]

On Tue, Apr 14, 2026 at 4:51 PM Adam Koszek via TUHS <tuhs at tuhs.org> wrote:
> Hello,
>
> A friend told me that UNIX engineers went through great pains to test software. I heard a story about bubble gum wrapper being stuck into IDE disk cable to short some lines to inject errors, and see if the filesystem would handle/survive this.
>
> Were there any more examples of this?

I can't speak to historical examples, but I can say that at work we've
taken a big magnet and pointed it at traces on our boards to induce
errors to see how software handles them.

        - Dan C.