Merge pull request #342 from MattKobayashi/docs_udev

docs/TROUBLESHOOTING_UDEV.md

@@ -0,0 +1,17 @@
+# Operating systems without udev
+
+Some operating systems do not come with `udev` out of the box, for example Alpine Linux. In these instances you will not be able to bind `/run/udev` to the container for sharing device metadata. Some operating systems offer `udev` as a package that can be installed separately, or an alternative (such as `eudev` in the case of Alpine Linux) that provides the same functionality.
+
+To install `eudev` in Alpine Linux (run as root):
+
+```
+apk add eudev
+```
+
+Once your `udev` implementation is installed, create `/run/udev` with the following command:
+
+```
+udevadm trigger
+```
+
+On Alpine Linux, this also has the benefit of creating symlinks to device serial numbers in `/dev/disk/by-id`.