Prometheus: Chaos Edition

| Risk | Mitigation | | --- | --- | | PCE accidentally runs on production | Use namespace isolation, explicit --chaos.enabled=false flag in prod. | | Permanent data loss | Run against a replica Prometheus with --storage.tsdb.retention.time=6h . | | Alert fatigue | Notify a separate “chaos channel” during experiments. | | Controller plane overload | Limit chaos duration (e.g., 5 minutes max). |

Breaking Monitoring Before It Breaks You: A Hands-On Guide to Prometheus Chaos Edition prometheus chaos edition

In this post, we’ll explore what PCE is, how to deploy it, and why chaos engineering your observability pipeline is the smartest gamble you’ll make this quarter. | Risk | Mitigation | | --- |

# malicious_exporter.py from flask import Flask, Response import random app = Flask() | | Controller plane overload | Limit chaos duration (e

Once running, the sidecar exposes an HTTP API on :9091 . You can now inject failures: