逻辑层 – 单 Key 读 逻辑层 – Range 读 逻辑层 – Range 读一致性 • Range 从 Leader 获取滑动窗 口当前 Committed Index 序 号 • 根据当前序号进行快照读 • Range 后 Client 通过 Watch 从leader RingBuffer 中获取 增量事件，达到 最终一致性 逻辑层 – 选主 逻辑层 – TSO 接入层

保证重要 Topic ⾼高可⽤用 • 客户端与服务器器注册联动 指标维度 举例例 Kubernetes 3 容器器内存、CPU、运⾏行行状态 Broker 14 消息量量，JVM, Leader分布，磁盘消耗 Topic 13 消息量量，消费延迟 主机 4 内存、⽹网络、CPU、磁盘 客户端 2 ⽣生产或消费 Topic 消息量量 监控 业务解耦 容器器⽇日志通过本地代理理收集

Transform Efficient Secure Pay for use Out ● ● Migrate Move up, out or both? Google is a recognized leader in Open Source Cloud Kubernetes Istio Apache Beam TensorFlow Service Communication Management

Master Node ETCD kube-apiserver kube-controller-manager kube-scheduler • Key/Value Store • Leader based clustering • Can be clustered across Master Nodes • Contains all state known about cluster