will talk? • Kubernetes basic in 1 min • For Kubernetes developers: • The Golang programming patterns of Kubernetes (Controller, codegen etc) • Write your own Controller • gPRC based interface com/google/lmctfy • Now think about a C/C++ based Kubernetes? • And, well designed programming patterns with powerful extensibility Understand Kubernetes in 1 min Container Pod Deployment I need co-scheduling 5.gRPC based interface (e.g. CRI) 2.How we can do better to use Kubernetes? 1.Programming Patterns in Kubernetes 1.this is the main difference of Kubernetes with others 2.think about why everyone

Driver node4 Submit 16 spark jobs (1 driver +4 executor) in cluster (16core) Scenario : High concurrency job submission Job1 Driver Job2 Driver Job3 Driver Job4 Driver Running pod Job7 Driver +executor

finishes CronJob Spec schedule Cron style scheduler configuration concurrencyPolicy Job Template Concurrency policy of CronJob suspend Whether suspend latter jobs if the previous job is still running s

布者等 代理，桥接器和适配器 控制器，管理器，配置器和更新器 ⼀般来说，单个Pod不会运⾏同⼀应⽤的多个实例。 详情请看The Distributed System ToolKit: Patterns for Composite Containers 考虑替代⽅案 为什么不在单个（Docker）容器中运⾏多个程序？ 1. 透明。 使Pod中的容器对基础设施可⻅，以便基础设施为这些容器提供服务，例如进程管理和资源监控。