![]() SEE: Cloud computing is the new normal: Is it time to use it for everything? (TechRepublic) Creating a host data volume Let's create a volume that will go a long way to making your Docker containers even more flexible. ![]() The process for using volumes will be the same, regardless of host OS.Ī standard volume, however, isn't all that helpful. I will be working with the latest release of Docker on the Ubuntu Server 16.04 platform. How do you create and manage these volumes? Let's find out. A Docker volume is a directory (or files) that exists on the host file system (outside the Union File System). But what about when you need to stop and redeploy a container, and retain the data? To be able to save data (or share data between containers), you have to take advantage of volumes. This file system does an outstanding job when you don't need to retain data. It's a very complex system (called a Union File System) that doesn't work with data in the standard fashion. The mechanism for Docker containers is a series of read-only layers that contains a final, read-write layer on top. Cloud data warehouse guide and checklist (TechRepublic Premium). ![]() ![]()
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