<p class="shortdesc">您可以通过修改云硬盘属性来修改磁盘和自动快照的释放方式。</p> <section class="section prereq" id="modifydisk__prereq_k3j_5zm_slb"><div class="tasklabel"><h2 class="doc-tairway">前提条件</h2></div> <p class="p">已完成云硬盘的创建，请参见<a class="xref" href="/ssr/help/storage/ebs/quickstart.createdrive.separately" target="_blank">创建云硬盘</a>。</p> </section> <section class="section context"><div class="tasklabel"><h2 class="doc-tairway">背景信息</h2></div> <p class="p">针对系统盘，只能设置自动快照的释放方式，不能设置磁盘的释放方式。</p> </section> <section><div class="tasklabel"><h2 class="doc-tairway">操作步骤</h2></div><ol class="ol steps"><li class="li step stepexpand"> <span class="ph cmd">登录<a class="xref" href="/console/ecs/overview" target="_blank">云服务器ECS控制台</a>。 </span> </li><li class="li step stepexpand"> <span class="ph cmd">在左侧导航栏中单击<span class="ph menucascade"><span class="ph uicontrol">存储</span><abbr> > </abbr><span class="ph uicontrol">云硬盘</span></span>。</span> </li><li class="li step stepexpand"> <span class="ph cmd"> 在<span class="keyword wintitle">磁盘管理</span>页面，找到待修改属性的云硬盘，单击操作列中的<span class="ph menucascade"><span class="ph uicontrol"><img class="image" id="modifydisk__image_bzw_hvm_slb" src="https://obs-cn-shanghai.fincloud.pinganyun.com/pacloud/20220711183927-173d7b0f9ccd.png"></span><abbr> > </abbr><span class="ph uicontrol">修改硬盘属性</span></span>。</span> </li><li class="li step stepexpand"> <span class="ph cmd"> 在弹出的<span class="keyword wintitle">修改硬盘属性</span>页面，根据实际需要勾选磁盘和自动快照的释放方式。</span> <div class="itemgroup info"> <img class="image" id="modifydisk__image_yc1_zzm_slb" src="https://obs-cn-shanghai.fincloud.pinganyun.com/pacloud/20220711183927-177ba48d9853.png"> <ul class="ul" id="modifydisk__ul_vv1_11n_slb"> <li class="li"><span class="ph uicontrol">磁盘随实例释放</span>：勾选属性后，磁盘会随着实例释放而释放。<div class="note important note_important"><span class="note__title">重要：</span> 系统盘不支持勾选该属性，默认随实例释放而释放。</div></li> <li class="li"><span class="ph uicontrol">自动快照随磁盘释放</span>：勾选属性后，当磁盘手动释放或随实例释放时，该磁盘的自动快照会被自动删除。</li> </ul> </div> </li><li class="li step stepexpand"> <span class="ph cmd">勾选完成后，单击<span class="ph uicontrol">确认</span>。</span> </li></ol></section>