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  • volcano 快速开始

    root@ubuntu:~# kubectl get all -n volcano-system
    NAME                                       READY   STATUS      RESTARTS   AGE
    pod/volcano-admission-6cc49fdc5-5zgzs      1/1     Running     0          43h
    pod/volcano-admission-init-qgh9b           0/1     Completed   0          43h
    pod/volcano-controllers-5f5c4f4785-8dbgl   1/1     Running     0          43h
    pod/volcano-scheduler-7f48dddb8f-8g6b5     1/1     Running     0          43h
    
    NAME                                TYPE        CLUSTER-IP     EXTERNAL-IP   PORT(S)   AGE
    service/volcano-admission-service   ClusterIP   10.103.9.198   <none>        443/TCP   43h
    
    NAME                                  READY   UP-TO-DATE   AVAILABLE   AGE
    deployment.apps/volcano-admission     1/1     1            1           43h
    deployment.apps/volcano-controllers   1/1     1            1           43h
    deployment.apps/volcano-scheduler     1/1     1            1           43h
    
    NAME                                             DESIRED   CURRENT   READY   AGE
    replicaset.apps/volcano-admission-6cc49fdc5      1         1         1       43h
    replicaset.apps/volcano-controllers-5f5c4f4785   1         1         1       43h
    replicaset.apps/volcano-scheduler-7f48dddb8f     1         1         1       43h
    
    NAME                               COMPLETIONS   DURATION   AGE
    job.batch/volcano-admission-init   1/1           89s        43h
    root@ubuntu:~# 
    root@ubuntu:~# cat <<EOF | kubectl apply -f -
    > apiVersion: scheduling.volcano.sh/v1beta1
    > kind: Queue
    > metadata:
    >   name: test
    > spec:
    >   weight: 1
    >   reclaimable: false
    >   capability:
    >     cpu: 2
    > EOF
    queue.scheduling.volcano.sh/test created
    root@ubuntu:~# 
    root@ubuntu:~#  cat <<EOF | kubectl apply -f -
    > apiVersion: batch.volcano.sh/v1alpha1
    > kind: Job
    > metadata:
    >   name: job-1
    > spec:
    >   minAvailable: 1
    >   schedulerName: volcano
    >   queue: test
    >   policies:
    >     - event: PodEvicted
    >       action: RestartJob
    >   tasks:
    >     - replicas: 1
    >       name: nginx
    >       policies:
    >       - event: TaskCompleted
    >         action: CompleteJob
    >       template:
    >         spec:
    >           containers:
    >             - command:
    >               - sleep
    >               - 10m
    >               image: nginx:latest
    >               name: nginx
    >               resources:
    >                 requests:
    >                   cpu: 1
    >                 limits:
    >                   cpu: 1
    >           restartPolicy: Never
    > EOF
    job.batch.volcano.sh/job-1 created
    root@ubuntu:~
    root@ubuntu:~#  kubectl get podgroup job-1 -o yaml
    Error from server (NotFound): podgroups.scheduling.incubator.k8s.io "job-1" not found
    root@ubuntu:~# kubectl apply -f  podgroup.yaml 
    unable to recognize "podgroup.yaml": no matches for kind "PodGroup" in version "scheduling.sigs.k8s.io/v2alpha2"
    error validating "podgroup.yaml": error validating data: [apiVersion not set, kind not set]; if you choose to ignore these errors, turn validation off with --validate=false
    root@ubuntu:~# cat podgroup.yaml 
    apiVersion: scheduling.sigs.k8s.io/v2alpha2
    kind: PodGroup
    metadata:
      name: nginx
    spec:
      scheduleTimeoutSeconds: 10
      minMember: 3
    ---
    # Add a label  to mark the pod belongs to a group
    labels:
      pod-group.scheduling.sigs.k8s.io: nginx
    root@ubuntu:~# 

    Test Coscheduling

    如何使用Volcano CRD资源

    Tutorials

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  • 原文地址:https://www.cnblogs.com/dream397/p/14980618.html
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