diff --git a/docs/sources/reference/commandline/cli.md b/docs/sources/reference/commandline/cli.md index 5fdb17cb..c0297b51 100644 --- a/docs/sources/reference/commandline/cli.md +++ b/docs/sources/reference/commandline/cli.md @@ -2206,18 +2206,18 @@ mount the volumes in read-only or read-write mode, respectively. By default, the volumes are mounted in the same mode (read write or read only) as the reference container. -Labeling systems like SELinux require proper labels be placed on volume content -mounted into a container, otherwise the security system might prevent the -processes running inside the container from using the content. By default, -volumes are not relabeled. +Labeling systems like SELinux require that proper labels are placed on volume +content mounted into a container. Without a label, the security system might +prevent the processes running inside the container from using the content. By +default, Docker does not change the labels set by the OS. -Two suffixes :z or :Z can be added to the volume mount. These suffixes tell -Docker to relabel file objects on the shared volumes. The 'z' option tells -Docker that the volume content will be shared between containers. Docker will -label the content with a shared content label. Shared volumes labels allow all -containers to read/write content. The 'Z' option tells Docker to label the -content with a private unshared label. Private volumes can only be used by the -current container. +To change the label in the container context, you can add either of two suffixes +`:z` or `:Z` to the volume mount. These suffixes tell Docker to relabel file +objects on the shared volumes. The `z` option tells Docker that two containers +share the volume content. As a result, Docker labels the content with a shared +content label. Shared volume labels allow all containers to read/write content. +The `Z` option tells Docker to label the content with a private unshared label. +Only the current container can use a private volume. The `-a` flag tells `docker run` to bind to the container's `STDIN`, `STDOUT` or `STDERR`. This makes it possible to manipulate the output and input as