Convergence of your virtualization and container infrastructures - - PowerPoint PPT Presentation

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Convergence of your virtualization and container infrastructures - - PowerPoint PPT Presentation

Feb 23, 2024 217 likes •650 views

Convergence of your virtualization and container infrastructures with KubeVirt Fabian Deutsch, Red Hat, Virtualization & IaaS, FOSDEM 2018 1 Hello. Fedora user and former package maintainer oVirt and KubeVirt Contributor Working at Red

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Convergence of your virtualization and container infrastructures with KubeVirt

Fabian Deutsch, Red Hat, Virtualization & IaaS, FOSDEM 2018

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Hello.

Fedora user and former package maintainer

  • Virt and KubeVirt Contributor

Working at Red Hat fabiand@redhat.com @dummdida fabiand https://dummdida.tumblr.com

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Just one?

( , CC BY NC-ND 2.0) wererabbit 3
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Everything Need/Want

( , CC BY NC-ND 2.0) wererabbit 4
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A Stack?

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One Stack

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Another Stack

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Obviously.

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Obviously not.

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Storage Network Compute

🎊

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Storage Network Compute

🎊

Monitoring Logging Auditing Authentication Updating …

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A stack, heavier than it looks

( , CC BY NC 2.0) jshj 13
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Everything Need/Want

(sorry, CC BY unknown 2.0) 14
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Virtualization and containers

( ) giphy 15
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N=2

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Maybe.

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KubeVirt

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Kubernetes virtualization API and runtime add-on

# If optimistic|hero|curious and cluster owner, then $ kubecuddle create -f run.kubevirt.io/v/0.2.0.yaml $ kubecuddle create -f run.kubevirt.io/v/0.2.0-on-minikube.yaml

( ) wallpapercave 19
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Single API entrypoint

$ kubecuddle get pods $ kubecuddle get vms

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… inheriting authentication & authorization

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… aligned logging & metrics

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… aligned metric exposure

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So cloud-native that it hurts thrills

Independent life-cycle, just like any other cloud-native app. No need to bother the host, who needs it anyway?! Everybody.

(sorry, CC BY unknown 2.0) 24
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The famous 80%

and unlucky 20.

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VirtualMachine

kind: VirtualMachine metadata: name: awesome2 spec: domain: devices: … nodeSelector: cpu: fast status: phase: Running

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We get scheduled like other pods

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We have display and console access!

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Our network works like a pod's network

~ ~ SOON

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PersistentVolumes are our disks

~ ~ SOON

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We've got live migration!

~ ~ SOON AGAIN

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There is a price.

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OBEY & PAY

to Kubernetes (and if you wear one of those hats) Not that bad actually. It's a chance to think.

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"Kubernetes first, virtualization second."

  • - The Razor

Well, we'll not forget you, virtualization.

( , CC BY NC 2.0) jshj 34
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Obey: Network Price: No pipes SOON: Pipes

Price?

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Obey: Scheduling Price: No rescheduling SOON: Descheduler

Price?

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Obey: NUMA Awareness Price: Less optimized SOON: CPU Manager

Price?

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How far will it go?

Not endless, there are differences.

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$ kubectl create \

  • f run.kubevirt.io/v/0.2.0-on-minikube.yaml \
  • f manifests/demo-pv.yaml

Try (with

) minikube

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Get it to you! Stabilize Contribute to Kubernetes

Going forward

( , CC BY SA 2.0) cuatrok 40
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80% Single, unified, and consistent API Converged infrastructure

Summary

~ W I P ~

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Me: @fabiand https://github.com/kubevirt/ User Guide (link) @kubevirt

Thank you.

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