多实例应用
多实例应用
workload引入
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586246640176.png)
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![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586246647449.png)
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586246661435.png)
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586246667518.png)
spec:selector是deploy和pods进行关联的点
deploy常见参数
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586247268613.png)
enter description here
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586247271091.png)
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586247274639.png)
deploy更新过程
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586247722400.png)
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![enter description here enter description here](./images/1586247725137.png)
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586247728344.png)
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586247731637.png)
![set方式更新命令 set方式更新命令](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586247743902.png)
版本回滚命令、先看版本记录然后回滚
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586247979385.png)
enter description here
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586247981983.png)
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586247984806.png)
扩缩容、可以用前边的edit命令修改,也可以用scale修改
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586248053558.png)
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DaemonSet
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586248208902.png)
enter description here
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586248211851.png)
![enter description here enter description here](https://raw.githubusercontent.com/miaozhijuan/xiaoshujiang/master/%E5%B0%8F%E4%B9%A6%E5%8C%A0/1586248214500.png)
练习
Deployment 支持与 DaemonSet 类似的 nodeSelector 结构,创建一个 deployment ,两个实例,并且通过 nodeSelector 让两个 Pod 都运行在 kube-node-2 上。