Containers and Kubernetes serve various use cases that enhance application development and deployment. One prominent use case is microservices architecture, where independent and loosely coupled application components are orchestrated effectively. Containers and Kubernetes provide a robust foundation for microservices, enabling scaling, self-healing, and service isolation.
Additionally, containers act as enablers for DevOps practices by facilitating continuous integration and continuous deployment (CI/CD). They isolate code into discrete units, simplifying the process for developers and DevOps teams to modify and update code throughout the software development lifecycle.
Application portability is another significant advantage. The consistent runtime environment provided by containers, along with the widespread availability of Kubernetes, allows developers to create applications that function uniformly across hybrid or multicloud environments. While complete portability may be challenging due to external dependencies, organizations can mitigate vendor lock-in risks.
Lastly, containers can aid in modernizing legacy applications by improving deployment efficiency and service isolation. However, it is important to note that simple lift-and-shift migrations are typically only suitable for lightweight workloads, necessitating a more strategic approach for complex legacy systems.