u-kvm in your distribution, use qemu.
                      </p>
                      <h3>Advanced</h3>
                        <p>
                          Like Virtual Box, you can save data to a qemu virtual disk.<br>
                          First, create a qemu virtual disk (size 1GB) by
                          <div class="code-snippet"><span style="color:#44ffc0">
                            <code class="code-shell">qemu-img create -f qcow2 android.img 1G</code>
                            </span