FAQ

Build

• Where do I get binaries?
• Why does Envoy use BoringSSL?

Performance

• How fast is Envoy?

Configuration

• How do I configure Envoy as an edge proxy?
• How do I configure Envoy as a level two proxy?
• How do I configure SNI for listeners?
• How do I configure SNI for clusters?
• How do I configure zone aware routing?
  • Envoy configuration on the source service
  • Envoy configuration on the destination service
  • Infrastructure setup
  • Verification steps
• How do I configure Zipkin tracing?
• How do I configure flow control?
• How do I configure timeouts?
  • HTTP/gRPC
  • TCP
• How are configuration deprecations handled?
• How does Envoy prevent file descriptor exhaustion?

Load balancing

• I setup health checking. When I fail some hosts, Envoy starts routing to all of them again. Why?
• Why doesn’t RR load balancing appear to be even?
• Is there a way to disable circuit breaking?
• How do I handle transient failures?
  • Circuit Breaking
  • Retries
  • Retries in gRPC services
  • Outlier Detection
• How do I make Envoy fail over to another region during service degradation?