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  • openshift node资源限制

    在oc的node配置文件中添加

    ......
    kubeletArguments:
      cgroups-per-qos:
        - "true"
      cgroup-driver:
        - "systemd"
      enforce-node-allocatable:
        - "pods"
      pods-per-core:    #每核cpu数可运行的pod数
        - "10"
      max-pods:         #node节点最大可运行的pod数,比 pods-per-core严格
        - "60"
      kube-reserved:    #kube组件保留资源
        - "cpu=200m,memory=256M"
      system-reserved:  #其他系统组件保留资源比如:docker
        - "cpu=200m,memory=256M"
      image-gc-high-threshold:
        - "90"
      image-gc-low-threshold:
        - "80"
      eviction-hard: #硬驱逐策略
        - "memory.available<256Mi,nodefs.available<2Gi,nodefs.inodesFree<5%,imagefs.available<1Gi,imagefs.inodesFree<5%"
      eviction-soft: #软驱逐策略
        - "memory.available<512Mi,nodefs.available<4Gi,nodefs.inodesFree<10%,imagefs.available<2Gi,imagefs.inodesFree<10%"
      eviction-soft-grace-period:   #软驱逐策略宽限期
        - "memory.available=30s,nodefs.available=30s,nodefs.inodesFree=30s,imagefs.available=30s,imagefs.inodesFree=30s"
    ......
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  • 原文地址:https://www.cnblogs.com/37yan/p/7993937.html
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