cloud-controller-manager was introduced. CSI provider for vSphere • Container Storage Interface (CSI) is a standard API allowing a storage provider to write just one plugin that will work for all major container A plug-in mechanism • allows Kubernetes to operate across platforms • hosts portable apps in a standard way What it does The external cloud provider support has been added as Alpha in version 1.6, Snapshots A plug-in mechanism • allows Kubernetes to operate on different storage systems through a standard interface What it does The CSI spec reached 1.0 and has been released as stable/GA with Kubernetes

is available. It is used to evaluate the master components. The success standard and reason classification The success standard: Pod Feature Time limit Success condition Pod RestartPolicy=Always 1min

AWS, GCP API node2 node3 node1’ Install Config Problems A lot of manual/semi-manual work No standard way to approach all the problems do it wrong, lose the cluster! gcc // gcc source code #include

workloads onto best suited nodes Abnormality detection • Operator determines deviations from a standard performance profile Observerbility 日志、系统指标等采集、分析；监控配置与报警；性能 指标收集与分析等等。 Backup & Restore 备

null, no storageClassName spec is ## set, choosing the default provisioner. (gp2 on AWS, standard on ## GKE, AWS & OpenStack) ## storageClass: "ceph" accessModes: - ReadWriteOnce

可用的GPU资源数(GPU节点为1) • 节点通信开销(数字越小，访问代价越低) Singular and link Fragment 成本 GPU使用方式 实现 VCUDA 在vm中构建wrapper library以拦截GPU调用并将这些调用重定向 到宿主机执行 Amazon 将设备直接挂在到vm中 GPUvm 在Zen的hypervisor层实现了全虚拟化。为了隔离运行在物理 GPU上的多个VM，

Process application k8s config skaffold github.com/GoogleContainerTools/jib Demo Jib Core Java library for building containers github.com/GoogleContainerTools/jib Jib.from("busybox") .addLayer(Arrays

阅读器和其他辅助技术所需的全量语义元素。 首先，在测试验证元素时，通过 ARIA 角色或者元素的其它语义化属性查找元素，而不采用元素的 test id 或 class 属性。像 Testing Library 的一些测试库甚至已经在文档中推荐了这一实践。其次，不要仅仅测试点击交互，还 要考虑不能使用鼠标或看不到屏幕的人，并考虑增加针对键盘和其他交互方式的额外测试。在我们的团队中，上 述测试设计实

命令⾏时，CLI会为您提供必要的Kubernetes API调⽤；您也可直接在⾃⼰的程序中使⽤Kubernetes API。 Kubernetes⽬前提供了⼀个 golang client library ，并且正在开发其他语⾔的客户端库（如 Python ）。 对象Spec和Status（规格和状态） 每个Kubernetes对象都包含两个嵌套的对象字段，它们控制着对象的配置：对象spec和对象status