Kubernetes中的Pause容器究竟是什么? - jimmysong.io|宋净超的博客|Cloud Native|Big Data



Kubernetes中的Pause容器究竟是什么? - jimmysong.io|宋净超的博客|Cloud Native|Big Data

pause容器将内部的80端口映射到宿主机的8880端口,pause容器在宿主机上设置好了网络namespace后,nginx容器加入到该网络namespace中,我们看到nginx容器启动的时候指定了--net=container:pause,ghost容器同样加入到了该网络namespace中,这样三个容器就共享了网络,互相之间就可以使用localhost直接通信,--ipc=contianer:pause --pid=container:pause就是三个容器处于同一个namespace中,init进程为pause,这时我们进入到ghost容器中查看进程情况。


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