> For the complete documentation index, see [llms.txt](https://stephen-tsoi.gitbook.io/stephen-tsoi-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://stephen-tsoi.gitbook.io/stephen-tsoi-docs/opentelemetry/from-missing-events-to-complete-visibility-tracing-enterprise-transactions-with-opentelemetry/day-29-34-event-driven-architecture-needs-opentelemetry.md).

# Day 29/34 Event-Driven Architecture needs OpenTelemetry

**Event-driven architecture** and **event-driven integration** offer various benefits such as faster innovation, inherent message buffering, streamlined error handling, and global information dissemination. These advantages stem from decoupling, although it comes with a limitation: once an event is sent to the broker by a publisher, the sender loses visibility on its subsequent path. The event broker manages the distribution of events to consumers, irrespective of their number, without insight into the consumers' actions.

While logging to Apache Log4j or Elasticsearch is an option, it fails to meet the real-time requirements of event-driven architecture. Additionally, traditional tools struggle to trace events across numerous potential consumers effectively.

Jesse Menning from Solace delves deeper into these concepts in his blog post titled "**Why Your Event Broker Needs OpenTelemetry for Asynchronous Communication.**" (What is OpenTelemetry and Why Your Event Broker Needs It)For those intrigued to explore further, I recommend reading his insights.

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