My broken container is gone - how to debug containers on container platforms
1 like588 views
The document discusses container and Kubernetes technologies. It provides an example Kubernetes deployment file and covers topics like containerization with Docker, Kubernetes distributions, designing applications for robustness, running applications in containers, debugging containerized applications, and common errors. The document concludes with an invitation to visit VSHN.ch for coffee.
![[scala.by] Launching new application fast](https://cdn.slidesharecdn.com/ss_thumbnails/scala-150330014222-conversion-gate01-thumbnail.jpg?width=560&fit=bounds)
![[jLove 2020] Where is my cache architectural patterns for caching microservi...](https://cdn.slidesharecdn.com/ss_thumbnails/whereismycachearchitecturalpatternsforcachingmicroservicesbyexample-201204105143-thumbnail.jpg?width=560&fit=bounds)
More Related Content
Similar to My broken container is gone - how to debug containers on container platforms (20)
More from Aarno Aukia (20)
Recently uploaded (20)
My broken container is gone - how to debug containers on container platforms
- 1. My broken container is gone - where is my container ?
- 3. → → → About Aarno & VSHN.ch
- 6. Kubernetes Example apiVersion: apps/v1beta1 kind: Deployment metadata: name: hello-deploy spec: replicas: 2 template: metadata: labels: app: hello spec: containers: - name: hello image: arska/flask-helloworld:1 ports: - containerPort: 8080 env: - name: MESSAGE value: "This is my config value"
- 8. ● ○ ○ ○ ○ ● ● ● Cloud native IT governance
- 9. ● ● ● ● ● ● Design your application for robustness
- 10. ● ● ● ● ● Running an application in a container
- 12. ● ○ ○ ● ○ ○ ● ○ ○ ○ If your application doesn’t start
- 13. ● ○ ○ ● ○ ● ○ If your application starts but behaves strangely
- 14. ● ● ○ ○ ○ ○ ○ ○ bad data on persistent volume
- 15. ● ● Have you tried turning it off and on again?
- 16. ● ● ● Errors during build on the platform
- 19. ● errors due to running as root in container $ oc new-app thesteve0/centoshttpd ... * WARNING: Image "thesteve0/centoshttpd" runs as the 'root' user which may not be permitted by your cluster administrator ... $ oc get pods NAME READY STATUS RESTARTS AGE centoshttpd-1-46gt6 0/1 CrashLoopBackOff 4 2m $ oc logs dc/centoshttpd AH00558: httpd: Could not reliably determine the server's fully qualified domain name, using 10.1.10.84. Set the 'ServerName' directive globally to suppress this message (13)Permission denied: AH00058: Error retrieving pid file /run/httpd/httpd.pid AH00059: Remove it before continuing if it is corrupted.
- 20. Come visit us for a coffee! https://vshn.ch/kontakt/