VMware Aria Operations for Networks 6.14

6.14 6.13 6.12 6.11 6.10
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Viewing Kubernetes Details

You can use the Kubernetes dashboard to get a quick overview of your Kubernetes or
Tanzu Kubernetes Grid Integrated Edition
 deployments in
VMware Aria Operations for Networks
.
You see details about,
  • Top talking Clusters and Namespaces based on the flows
  • Overview of Kubernetes cluster entities such as, count of Namespaces, Pods, services and Nodes
  • Kubernetes clusters added in
    VMware Aria Operations for Networks
  • List of containers images running on Pods and count of Pods for each container image
  • List of new pods discovered, its count, namespace and cluster details.
In addition, you can click on the count of various Kubernetes entities on the dashboard to the see the list view and go to details of that particular entity.
Kubernetes Entity Dashboard
Dashboard
Description
Cluster Dashboard
You get the deployment details at the cluster level, which includes
  • cluster overview that includes count of namespaces, services, pods and nodes in the deployment.
  • the list of top namespaces based on flows.
  • Interaction between namespaces.
Namespace Dashboard
You get the cluster namespace details such as,
  • the namespace overview that includes count of pods, services and nodes that are in that particular namespace.
  • the list of top talking services based on flows.
  • Service interactions in the namespace.
  • Network traffic by packets and bytes.
Service Dashboard
You see the details of the Kubernetes services, like
  • the service overview that includes the count of:
    • open alerts in 24 hours
    • incoming & outgoing flows in 24 hours
    • pods
    • nodes on which the service is deployed.
  • connectivity between the kubernetes components and NSX-T.
  • count of active nodes and pods for a specific period.
  • service interaction in the namespace.
  • network traffic by packets and bytes.
Pods Dashboard
You see the details such as,
  • the cluster, namespace, and node that the pod belongs
  • Network traffic between pods based on packets and bytes
Nodes Dashboard
You see details such as,
  • list of namespaces details
  • list of services
  • list of container pods
  • Network traffic between nodes based on packets and bytes
  • VMware Aria Operations for Networks
     collects Kubernetes cluster details from
    Tanzu Kubernetes Grid Integrated Edition
     every 10 minutes.
  • VMware Aria Operations for Networks
     collects all objects (Namespace, Node, Pod, Service) from Kubernetes cluster every 4 hours. However, if there is any change in the Kubernetes objects,
    VMware Aria Operations for Networks
     runs the Watch API and updates the changes immediately.
  • Tanzu Kubernetes Grid Integrated Edition
     does not provide details about the Kubernetes primary nodes.
  • VMware Aria Operations for Networks
     provides the details of the clusters that are in successfully created state only.

Common Alerts or Error Messages

  • Data Source not reachable
     - Ping the IP/FQDN of the
    Tanzu Kubernetes Grid Integrated Edition
     from the collector virtual machine to ensure
    Tanzu Kubernetes Grid Integrated Edition
     is reachable.
  • Kubernetes Cluster API Servers not reachable
    -Ensure that all the Kubernetes Cluster API Servers are reachable from the collector virtual machine.

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