It’s 2:17 a.m., and your application monitor flags elevated database latency. Before your on-call engineer finishes reading the alert, three agents have already responded.
The performance agent doubles the database capacity. The cost agent, seeing what appears to be overprovisioning, starts consolidating database instances. The routing agent reroutes traffic through the database tier. Each decision is logged. Each makes perfect sense in isolation. Each is exactly what the agent was designed to do.
By 2:19 a.m., your database layer is down, not because something broke, but because everything worked. No agent will show an error in its logs. Reconstructing a two-minute sequence in which every individual decision was correct, but the combination was catastrophic, will take three days.
This is what the next class of infrastructure outage looks like.
The failure mode that agents will amplify doesn’t necessarily start with artificial intelligence. And three major incidents from last year demonstrate it clearly:
Each failure was invisible from inside any single system. Now, imagine the same pattern playing out across dozens of agents making concurrent decisions at machine speed.
Automation managing infrastructure isn’t new. Auto scaling adjusts server capacity, Kubernetes moves workloads, AIOps platforms restart failed services. These systems follow predetermined rules within narrow, well-defined boundaries.
But agent-defined infrastructure is different. It observes conditions, weighs tradeoffs and makes judgment calls at machine speed. And organizations aren’t deploying one or two agents; they have dozens working concurrently, all making decisions on shared infrastructure in seconds. The interaction patterns that caused the AWS, Azure and Cloudflare failures don’t disappear in this environment; they multiply in three specific ways.
The 2:17 a.m. scenario hits all three simultaneously, and nobody’s logs show anything wrong. That’s the common thread: These failures are invisible until it’s too late, unless you’re watching the right things.
Add enough agents to a production environment, and the number of potential interaction patterns doesn’t grow steadily; it compounds with every agent added and every expansion of their authority scope.
Traditional monitoring was built for a different problem. CPU utilization, memory usage, request latency and error rates tell you when something inside a single system breaks down. They weren’t designed to show you what happens when multiple systems, all behaving correctly, interact in ways that collectively produce failure.
The requirement is fundamentally different. The question is no longer whether service A is healthy, but how changes to it trigger actions in services B, C, and D. It’s not just what the agent did that matters, but what it was looking at when it made a decision.
Answering those questions requires visibility that spans network, compute, application and data with a unified view of how actions in one domain ripple through others in real time. Incidents became diagnosable not through better component metrics, but by observing how dependencies, timing and individual decisions can combine into failure.
Experienced site reliability engineers already manage some of this risk through change freezes, staged rollouts and blast radius controls. At agent speed, that window closes. The same instincts apply, but you can’t coordinate what you can’t see.
Agent-defined infrastructure isn’t a risk to avoid, but a change to manage. The benefits are real in faster response times, better optimization and less operational burden.
Agentic outages don’t happen because agents malfunction, but because they worked as intended. Assurance has to account for how independently correct decisions combine in production. That makes interaction visibility not a monitoring problem to solve after deployment, but a design constraint. You build for it before the agents go live, or you debug it at 2:17 a.m.
Joe Vaccaro is vice president and general manager of platform and assurance at Cisco Systems Inc. He wrote this article for SiliconANGLE.
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