Q1: What is the maturity of docker?
Docker is the most popular open-source cloud computing project in 2013 and 2014;
Baidu is the most in-depth and largest company using docker in China. It runs hundreds of thousands of docker containers online stably. Currently, BAE has been fully upgraded using docker, after the upgrade, both performance and business performance of the BAE have exceeded expectations;
Q2: What is the difference between docker and cloud computing openstack?
Docker is a complete lightweight virtualization solution;
Docker is the best PAAs implementation;
Docker is a process container Based on Linux. It uses the container technology to isolate and restrict Resources in the outer layer. Currently, new PAAs platforms in the industry have chosen to be implemented based on the container;
Q3: Can docker access each other across physical machines?
No problem at all;
Q4: Spark on yarn can also improve utilization. What is the difference with spark on docker?
Yarn manages and allocates resources for Big Data clusters. docker is the cloud computing infrastructure;
Spark on yarn is used by spark to manage and allocate resources of spark clusters;
Spark on docker is a spark cluster deployment method;
[Interactive Q & A sharing] Stage 1 wins the public welfare lecture hall of spark Asia Pacific Research Institute in the cloud computing Big Data age