<div class="card-body">
                            <div class="row align-items-center flex-row">
                                <div class="col-1"></div>
                                <div>
                                    <input class="knob" data-fgColor="purple" data-thickness=".1" readonly value="{{.meminfos.Percent}}">
                                </div>
                                <div class="col-1"></div>
                                <div class="col-1"></div>
                         