An embedded device (1) having a memory (2) that is organized to store both data objects (DO1-DOx) and meta data (MD) which describes the locations at which the data objects are stored in the memory (2), the embedded device (1) which is connectable to a remote defragmentation device (3) is disclosed. The embedded device (1) is adapted to transmit, at the request of the defragmentation device (3), the meta data (MD) and optionally the data objects (DO1-DOx) stored in the memory (2) to the defragmentation device (3) and, in accordance with instructions and data received from the defragmentation device (3), to update in its memory (2) the meta data (MD) and to store the data objects (DO1-DOx) at locations as defined in the updated meta data (MD).