Kubernetes Infrastructure Monitoring

Kubernetes Ingress
Monitoring

HTTP Routing, 5xx Errors & Edge Traffic Visibility

Guard the front door of your cluster. BigBell monitors Kubernetes Ingress controllers, tracking external HTTP traffic, routing rules, and latency to ensure users can reach your applications.

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Overview

What is Kubernetes Ingress Monitoring?

Kubernetes Ingress monitoring focuses on the entry point for external HTTP/HTTPS traffic into your cluster. Whether you use NGINX Ingress, Traefik, or ALB Ingress, monitoring this layer involves tracking the total volume of incoming requests, HTTP status codes (specifically 4xx and 5xx error rates), routing latency, and the health of the Ingress Controller pods themselves.

Why Kubernetes Ingress Monitoring Matters

The Ingress is the single point of failure for all external user traffic. If the NGINX Ingress controller runs out of memory, or if an Ingress resource is misconfigured to route to a dead Service, the entire website goes down with a '502 Bad Gateway'. Because the Ingress sits between the user and the application, its logs and metrics are the most accurate reflection of what the user is actually experiencing.

✓Detect 502/503 Bad Gateway errors affecting real users
✓Track exactly how long K8s takes to route and serve an HTTP request
✓Monitor SSL/TLS termination happening at the Ingress layer
✓Identify traffic spikes (or DDoS attempts) hitting the cluster edge

Core Use Cases

Crucial for SREs and frontend teams to determine if a website outage is caused by a broken backend application, or if the Ingress controller itself is misconfigured and failing to route traffic.

Features

Complete Ingress Monitoring Capabilities

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HTTP Error Rates

Monitor the percentage of 5xx server errors generated by the Ingress, setting alerts for sudden spikes.

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Routing Latency

Track the latency introduced by the Ingress controller before it hands the request off to the backend pod.

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SSL Expiration

Monitor K8s TLS Secrets attached to Ingress resources to ensure certificates do not expire silently.

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Controller Health

Continuously monitor the CPU/Memory of the NGINX or Traefik pods to prevent them from crashing under heavy traffic load.

FAQ

Frequently Asked Questions

A 502 means the Ingress controller accepted the external request, but when it tried to route it to the backend K8s Service, the Service had no endpoints or the connection timed out.

Yes, BigBell deeply integrates with the NGINX Ingress Prometheus metrics exporter to visualize traffic, latency, and connections automatically.

Yes, metrics can be broken down by the specific 'host' and 'path' defined in your K8s Ingress resources.

Master Your Ingress Metrics Today

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