uptime
------

.. osdx:opcmd:: show system uptime

    .. raw:: html

        <span class="badge devices-badge" title="AresC640, Atlas840, H5-Auto, H5-Rail, M10-Plus, M10-Smart, M2, M20, RS420, RXL15000, SDE, SDE-11k">Devices</span>

    Show how long the system has been up