Introduction
gRPC is a modern, high-performance framework for building distributed applications. Consul integrates seamlessly with gRPC, providing service discovery, health checks, and other essential features to simplify your gRPC microservices. In this FAQ, we'll answer some common questions about using gRPC with Consul.
FAQ
Q: Are there size limits for gRPC messages in Consul?
A: Yes, Consul has default size limits for gRPC messages. These limits are not currently configurable.
- Incoming messages: 4 MB
- Outgoing messages: 4 MB
Q: Where can I find documentation on testing gRPC message size limits in Consul?
A: While there isn't specific documentation for testing message size limits, you can refer to the Consul documentation on gRPC and service mesh for general guidance on setting up and testing gRPC services.
Q: Are the gRPC message size limits different in Consul Enterprise versions, for example, 1.9.x and 1.10.x?
A: No, the gRPC message size limits are the same in Consul Enterprise 1.9.x and 1.10.x.
Q: What about gRPC message size limits for service-to-service communication through Envoy?
A: Consul uses Envoy's default gRPC message size limits for service-to-service communication. These limits are not explicitly configured or changed by Consul.
Additional Information
- gRPC FAQs
- Microsoft: Message Size Limits