Recently, a series of OOM-killed errors in the AI generation pipeline running on my own VPS took me back to the old days. I once again saw how a sleep 360 command could wreak havoc on a system and the cost of a simple mistake. This situation made me realize that system architecture is, in fact, a bit about "paranoya."

For me, this state of "paranoia" is like a way of life built on anticipating worst-case scenarios, accepting that anything can go wrong, and taking precautions accordingly. While it might sound a bit negative, my 20 years of experience in the field have repeatedly proven why this approach is indispensable.

Roots of Paranoia: Past Scars

This "paranoid" mindset isn't an empty delusion; it's a result of bitter experiences I've lived through and learned from. Over the years, I've seen many systems crash unexpectedly, slow down, or become completely inaccessible.…