HashiCorp Consul Service Mesh on Kubernetes Series - Part 2 - Observability

Modern service meshes require robust observability to ensure seamless operations, proactive troubleshooting, and performance optimization. In this section, we explore the observability features of HashiCorp Consul Service Mesh, including visualizing the service mesh, querying metrics, distributed tracing, and logging and auditing.

Visualizing the Service Mesh

The Consul UI is used for visualizing the service mesh and its topology.

Use the watch command to send requests to the application continually. Make sure HTTP status code 200 is returned in the output.

TKG 2.3: Fixing the Prometheus Data Source in the Grafana Package

With the release of TKG 2.3, the Grafana package was finally updated from version 7.5.x to 9.5.1. If you have deployed the new Grafana package (9.5.1+vmware.2-tkg.1) or upgraded your existing one to this version, you may have run into error messages in your Grafana dashboards.

For example, in the TKG Kubernetes cluster monitoring default dashboard, you may have run into the Failed to call resource error when opening the dashboard and noticed that a lot of the data is missing.