Cloud Architecture

GCP Cloud Run Microservices with Eventarc

Cloud Architecture diagram · made in Skemio

Architecture diagram showing Client apps, Cloud Storage, and Pub/Sub routing through Eventarc to auto-scaling Cloud Run containers writing to Firestore.
Architecture diagram showing Client apps, Cloud Storage, and Pub/Sub routing through Eventarc to auto-scaling Cloud Run containers writing to Firestore.
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What it shows

  • Eventarc converts 90+ GCP event types to standard CloudEvents specs.
  • Cloud Run scales to zero and handles up to 1,000 concurrent calls per node.
  • Decoupled publish-subscribe eliminates point-to-point HTTP dependencies.

The takeaway

Eventarc and Cloud Run deliver event-driven microservices with zero idle container costs.

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