Answer» - Docker has a huge user base in comparison with its competitors. According to a recent report, by an infrastructure monitoring tool company, it claims 25 % of companies are already using containerization technology. Out of which 83 % of containers are docker containers. This user base includes big banks, manufacturing companies, large product firms, etc. HENCE Docker is the most popular option to choose from the existing container technologies.
- Docker being an open source technology enjoys huge community support and hence it has been the most PREFERRED containerization tool in the industry. Docker was primarily developed for Linux but now supports Windows and Mac OS environments.
- There is no container limitation on running Docker as the underlying could be anything like a laptop/CLOUD system. It only depends on the host system’s OS resources.
- Docker HUB forms the repository of docker images. Docker Hub users can upload and download the docker images. A LOT of applications are released as docker images which enable reusability and interoperability.
- Docker is extensively documented technology available in the containerization space. That makes it easy for even the first time users to work with it.
- Docker works very well with Google Cloud Platform and by Google Kubernetes Engine and across different cloud platform providers. Docker is also well supported by other configuration management platforms like Chef, Ansible, Puppet, etc
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