Using Volumes
Understand the role of Docker volumes in persisting data beyond container lifecycles. Explore how to map container directories to persistent storage on the host to ensure data is retained even when containers stop or restart. This lesson helps you manage container data efficiently and avoid inconsistencies in multi-container deployments.
We'll cover the following...
We'll cover the following...
When a container writes files, it writes them inside of the container. Which means that when the container dies (the host machine restarts, the container is moved from one node to another in a cluster, it simply fails, etc.) all of that data is lost. It also means that if you run the same container several times in a ...