On Jun 26, 2019, at 8:14 AM, Scott, Barry <barry.scott@forcepoint.com> wrote:

I'm see this TB often and I'm wondering how to fix it.

Looks like there's already been some investigation / discussion of this issue :-).

https://twistedmatrix.com/trac/ticket/9462

Possibly illuminating to review this, and the linked tickets?

-glyph