.. _clicmd_src_plugins_mdata:

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Mdata cli reference
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buffer metadata tracking
-------------------------------------------------------------------------

.. code-block:: console

    buffer metadata tracking [on][off]



This command enables or disables buffer metadata change tracking

To enable buffer metadata change tracking:


.. code-block:: console

    buffer metadata tracking on
    
    Tracking enabled
    





.. code-block:: console

    buffer metadata tracking off
    
    Tracking disabled
    



Declaration: ``mdata_enable_disable_command`` `src/plugins/mdata/mdata.c line 217 <https://github.com/FDio/vpp/blob/master//src/plugins/mdata/mdata.c#L217>`_

Implementation: ``mdata_enable_disable_command_fn``


show buffer metadata
-------------------------------------------------------------------------

.. code-block:: console

    show buffer metadata



This command displays buffer metadata change information
How to display buffer metadata change information


.. code-block:: console

    show buffer metadata
    
    ethernet-input: current_data current_length flags error
    vnet_buffer_t: l2_hdr_offset l3_hdr_offset
    vnet_buffer2_t: no changes
    



Declaration: ``show_metadata_command`` `src/plugins/mdata/mdata.c line 477 <https://github.com/FDio/vpp/blob/master//src/plugins/mdata/mdata.c#L477>`_

Implementation: ``show_metadata_command_fn``