Stress testing IoT at scale with MQTT, using Gatling and InfluxDB

IoT platforms must handle thousands (sometimes millions) of devices publishing data simultaneously. But how do you test that infrastructure if production has a low risk tolerance?


In this webinar, we’ll show you how to use Gatling’s MQTT protocol support to simulate realistic IoT workloads written to InfluxDB, and then measure your system’s performance.

You’ll see a demo where we stress test 10,000 medical devices publishing real-time vitals, how hospital-grade IoT systems behave under pressure, and learn a framework you can adapt to your own connected device infrastructure.

You'll learn:

  • How to simulate thousands of IoT devices using Gatling’s MQTT protocol support
  • Techniques for modeling realistic IoT traffic patterns
  • How to use InfluxDB to capture, store, and analyze both simulated telemetry and load test metrics
  • A repeatable workflow for finding your system’s breaking point and validating SLAs

This is for:

  • QA, test, and performance engineers responsible for testing IoT platforms or MQTT-based systems
  • DevOps teams managing IoT infrastructure who need to validate capacity before scaling
  • Backend engineers building systems that ingest high-volume time-series data
  • Technical leads evaluating load testing strategies for connecting device platforms

Speakers:

Cole Bowden, Developer Advocate, InfluxData

Heather Thacker, Developer Advocate, Gatling

Date + Time: April 16, 2026 9am PST / 6pm CET

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