Platform Differences

Although Docker strives for complete platform independence, there is at least one notable way it differs across platforms. Let’s take a quick look and see what the deal is.

File ownership and permissions

There are some subtle differences when it comes to how file ownership and permissions are handled on different Docker platforms (Mac, Linux, and Windows). These differences can cause a slight issue when you write files to a mounted volume from inside a container.

The issue stems from the fact that different user accounts are usually used inside and outside a container. Typically, you ...