k8s.github.io

Application Failure

• Take me to Lecture

• In this lecture we will go step by step in troubleshooting Application failure.

• To check the Application/Service status of the webserver

  curl http://web-service-ip:node-port
  

  

• To check the endpoint of the service and compare it with the selectors

  kubectl describe service web-service
  

  

• To check the status and logs of the pod

  kubectl get pod
  

  kubectl describe pod web
  

  kubectl logs web
  

• To check the logs of the previous pod

  kubectl logs web -f --previous
  

  

#### Hands on Labs

• Lets troubleshoot the Application