Comment 4 for bug 1938777

I wonder if this is an ARM thing... run this just now on my intel desktop and it does work fine (as it does on any other intel machine).

--------------[ Running job 7 / 7. Estimated time left: 0:00:45 ]---------------
-------------------------[ Test USB 3.0 or 3.1 ports ]--------------------------
ID: com.canonical.certification::usb3/storage-server
Category: com.canonical.plainbox::usb
... 8< -------------------------------------------------------------------------
--------------------
Removable devices currently mounted:
None
Removable devices currently not mounted:
/dev/sde1
--------------------
Found the following mounted usb partitions:
    /dev/sde1 : /tmp/tmp8x8qq2ty : 5000000000 bits/s
--------------------
/dev/sde1 (Total Data Size / iteration: 255.9662 MB):
        [Iteration 0] Average Speed: 22.1929
        Summary:
                Total Data Attempted: 255.9662 MB
                Total Time to write: 11.5337 secs
                Average Write Time: 11.5337 secs
                Average Write Speed: 22.1929 MB/s
                --------------------------------
                Device Detected: SuperSpeed USB
                Driver Detected: xhci_hcd
-------------------------------------------------------------