Kubernetes 计算资源 Pod ● Pod ○ 计算任务 → 容器 → Pod ○ 资源分配：CPU，内存，磁盘 ○ 资源调度：Pod → Node ● Pod管理 ○ 无状态计算资源组：Deployment ○ 有状态计算资源组：StatefulSet ● Pod持久存储 ○ 通过PVC申请PV存储资源 ● StatefulSet ○ Pod网络地址不变 ○ Pod与PV映射关系不变 Kubernetes Network Interconnect Standby Pod Master Pod Segment Pod Segment Instance Segment Pod Segment Instance Segment Pod Segment Instance Segment Pod Segment Instance Master StatefulSet (2) Segment节点示例 Greenplum on Kubernetes Greenplum on Kubernetes ● 存储计算分离 ○ PV持久化存储资源 ○ StatefulSet/Pod弹性扩展计算资源 ● 数据库服务层 ○ Service统一Master & Standby Master地址 ● 服务发现机制 ○ 所有节点地址名不变 ● 跨云能力 ○ 容器应用对基础设施透明

Kubernetes Master Pod kubelet kube-proxy docker Node Pod kubelet kube-proxy docker Node Greenplum on Kubernetes 101 Kubernetes Master Pod kubelet kube-proxy docker Node Pod kubelet kube-proxy Node Storage volumes Greenplum on Kubernetes 101 Kubernetes Master Pod Postgres Container kubelet kube-proxy docker Node Pod Postgres Container kubelet kube-proxy docker Node Storage volumes Greenplum Service Pod Postgres container kubelet kube-proxy docker Node Pod Postgres Container kubelet kube-proxy docker Node Storage volumes Greenplum on Kubernetes Node Pod segment-b-0 kubelet

and correctness in the event of a hardware failure. Kubernetes enables quick recovery from both pod and host failures, and Kubernetes storage services provide a high level of availability for the underlying and correctness in the event of a hardware failure. Kubernetes enables quick recovery from both pod and host failures, and Kubernetes storage services provide a high level of availability for the underlying topic: Formatting Data Files Formatting Columns The default column or field delimiter is the horizontal TAB character (0x09) for text files and the comma character (0x2C) for CSV files. You can declare

and correctness in the event of a hardware failure. Kubernetes enables quick recovery from both pod and host failures, and Kubernetes storage services provide a high level of availability for the underlying and correctness in the event of a hardware failure. Kubernetes enables quick recovery from both pod and host failures, and Kubernetes storage services provide a high level of availability for the underlying topic: Formatting Data Files Formatting Columns The default column or field delimiter is the horizontal TAB character (0x09) for text files and the comma character (0x2C) for CSV files. You can declare

and correctness in the event of a hardware failure. Kubernetes enables quick recovery from both pod and host failures, and Kubernetes storage services provide a high level of availability for the underlying and correctness in the event of a hardware failure. Kubernetes enables quick recovery from both pod and host failures, and Kubernetes storage services provide a high level of availability for the underlying topic: Formatting Data Files Formatting Columns The default column or field delimiter is the horizontal TAB character (0x09) for text files and the comma character (0x2C) for CSV files. You can declare

availability and correctness in the event of a hardware failure. Kubernetes enables quick recovery from both pod and host failures, and Kubernetes storage services provide a high level of availability for the underlying availability and correctness in the event of a hardware failure. Kubernetes enables quick recovery from both pod and host failures, and Kubernetes storage services provide a high level of availability for the underlying topic:Formatting Data Files Formatting Columns The default column or field delimiter is the horizontal TAB character (0x09) for text files and the comma character (0x2C) for CSV files. You can declare

data on the right. This mode is useful if the data wouldn't fit on the screen in the normal "horizontal" mode. In the auto setting, the expanded mode is used whenever the query output is wider than the topic: Formatting Data Files Formatting Columns The default column or field delimiter is the horizontal TAB character (0x09) for text files and the comma character (0x2C) for CSV files. You can declare the data on the right. This mode is useful if the data wouldn't fit on the screen in the normal "horizontal" mode. In the auto setting, the expanded mode is used whenever the query output is wider than

the data on the right. This mode is useful if the data wouldn’t fit on the screen in the normal “horizontal” mode. In the auto setting, the expanded mode is used whenever the query output is wider than topic: Formatting Data Files Formatting Columns The default column or field delimiter is the horizontal TAB character (0x09) for text files and the comma character (0x2C) for CSV files. You can declare data on the right. This mode is useful if the data wouldn’t fit on the screen in the normal “horizontal” mode. In the auto setting, the expanded mode is used whenever the query output is wider than

the data on the right. This mode is useful if the data wouldn’t fit on the screen in the normal “horizontal” mode. In the auto setting, the expanded mode is used whenever the query output is wider than topic: Formatting Data Files Formatting Columns The default column or field delimiter is the horizontal TAB character (0x09) for text files and the comma character (0x2C) for CSV files. You can declare the data on the right. This mode is useful if the data wouldn’t fit on the screen in the normal “horizontal” mode. In the auto setting, the expanded mode is used whenever the query output is wider than

the data on the right. This mode is useful if the data wouldn’t fit on the screen in the normal “horizontal” mode. In the auto setting, the expanded mode is used whenever the query output is wider than topic: Formatting Data Files Formatting Columns The default column or field delimiter is the horizontal TAB character (0x09) for text files and the comma character (0x2C) for CSV files. You can declare the data on the right. This mode is useful if the data wouldn’t fit on the screen in the normal “horizontal” mode. In the auto setting, the expanded mode is used whenever the query output is wider than