Hubble Architecture

Hubble Architecture An architecture diagram generated by Archify. Cilium Agent · eBPF dataplane · Architecture component Cilium Agent eBPF dataplane Hubble Observer · per-node collection · Architecture component Hubble Observer per-node collection Hubble Relay · cluster-wide aggregation · Architecture component Hubble Relay cluster-wide aggregation Hubble UI · service map · Architecture component Hubble UI service map Hubble CLI · flow queries · Architecture component Hubble CLI flow queries flow events gRPC Legend Frontend Backend

Collected data

  • • Network flows · DNS queries
  • • HTTP requests · policy verdicts (allow/deny)

Uses

  • • Visualizes service dependencies as a service map
  • • Traces denied traffic back to the policy