Sarvar's post about discovering a hidden retry in a 5-agent pipeline (one agent taking 22. 6s while others took 5s) is a perfect case study in why observability infrastructure matters for agentic systems. Here's what jumped out: Agent-as-black-box is dangerous.
Source: [Dev.to](https://dev.to/sineai-hq/silent-retries-and-agent-latency-what-sentrys-span-hierarchy-taught-us-about-multi-agent-2504)