---
title: "Observability"
description: "Observe Kubernetes network traffic in Calico Open Source with the Goldmane flow logs API and the Calico Whisker in-cluster web console."
product: "Calico Open Source"
version: "3.32 (latest)"
section: "Observability"
canonical_url: "https://docs.tigera.io/calico/latest/observability/"
---

# Observability

View flow logs and policy metrics to better understand your network traffic.

##### [View flow logs](https://docs.tigera.io/calico/latest/observability/view-flow-logs.md)

[Inspect aggregated network flow logs in the Calico Whisker in-cluster web console for Calico Open Source. Filter by source, destination, and policy verdicts.](https://docs.tigera.io/calico/latest/observability/view-flow-logs.md)

##### [Enable flow logs](https://docs.tigera.io/calico/latest/observability/enable-whisker.md)

[Activate the Goldmane flow logs API and the Calico Whisker web console in Calico Open Source clusters that were upgraded from earlier versions.](https://docs.tigera.io/calico/latest/observability/enable-whisker.md)

##### [Flow logs API](https://docs.tigera.io/calico/latest/observability/flow-logs-api.md)

[Reference for the Goldmane flow logs API in Calico Open Source. Retrieve aggregated traffic data, policy hits, and packet and byte counts over gRPC.](https://docs.tigera.io/calico/latest/observability/flow-logs-api.md)