<p class="shortdesc">您可以通过创建备份策略实现对备份客户端上的目录/文件进行定期全量备份或增量备份的功能。</p> <section class="section context" id="createbackup__context_eyj_lj3_t3b"><div class="tasklabel"><h2 class="doc-tairway">背景信息</h2></div> <p class="p">数据备份要通过备份策略来执行，备份策略是根据业务需求，由用户自定义的执行备份的方案，所有需要备份的文件都必须通过某个备份策略执行备份操作。您可以在创建备份策略时，定义备份自动开始的时间，调度计划，数据保留周期等。FBRS支持永久增量备份和数据永久保存。</p> </section> <section id="createbackup__steps_fyj_lj3_t3b"><div class="tasklabel"><h2 class="doc-tairway">操作步骤</h2></div><ol class="ol steps" id="createbackup__steps_fyj_lj3_t3b"><li class="li step stepexpand"> <span class="ph cmd"><span class="ph" id="createbackup__d7e23">登录<a class="xref" href="/console/fbrs" target="_blank">文件备份控制台</a>。</span></span> </li><li class="li step stepexpand" id="createbackup__step_tz1_2pd_plb"> <span class="ph cmd"><span class="ph" id="createbackup__ph_okb_vd2_plb">在左侧导航栏中，选择<span class="ph uicontrol">备份客户端</span>。</span></span> </li><li class="li step stepexpand" id="createbackup__step_d3g_g5k_ypb"> <span class="ph cmd"><span class="ph" id="createbackup__ph_k5l_vd2_plb">在<span class="keyword wintitle">备份客户端管理</span>页面，找到目标实例，单击<span class="ph uicontrol">操作</span>列的<span class="ph uicontrol">新增策略</span>。</span></span> </li><li class="li step stepexpand"> <span class="ph cmd"><span class="ph">在<span class="keyword wintitle" id="createbackup__wintitle_e4q_xd2_plb">创建备份策略</span>页面，完成如下配置。</span></span> <div class="itemgroup info"> <img class="image" id="createbackup__image_jjv_sxj_ypb" src="https://obs-cn-shanghai.ocftcloud.com/pacloud/20210211115440-135a6df99fcc.png"> <table class="table frame-all" id="createbackup__table_wdw_hfc_3jb"><caption></caption><colgroup><col style="width:42.016806722689076%"><col style="width:57.98319327731092%"></colgroup><thead class="thead"> <tr class="row"> <th class="entry" id="createbackup__table_wdw_hfc_3jb__entry__1">配置项</th> <th class="entry" id="createbackup__table_wdw_hfc_3jb__entry__2">说明</th> </tr> </thead><tbody class="tbody"> <tr class="row"> <td class="entry" headers="createbackup__table_wdw_hfc_3jb__entry__1 "> <p class="p"><span class="ph uicontrol">备份调度计划</span></p> </td> <td class="entry" headers="createbackup__table_wdw_hfc_3jb__entry__2 "> <p class="p">选择备份调度计划：</p> <div class="p"> <ul class="ul" id="createbackup__ul_zbd_2pk_ypb"> <li class="li">每周一次全备，六次增备；</li> <li class="li">每月一次全备，其余增备；</li> <li class="li">一次全备，其余增备。</li> </ul> </div> </td> </tr> <tr class="row"> <td class="entry" headers="createbackup__table_wdw_hfc_3jb__entry__1 "> <p class="p"><span class="ph uicontrol">备份保留时间</span></p> </td> <td class="entry" headers="createbackup__table_wdw_hfc_3jb__entry__2 "> <p class="p">设置备份文件保留的时间，保留时间要大于备份周期。</p> </td> </tr> <tr class="row"> <td class="entry" headers="createbackup__table_wdw_hfc_3jb__entry__1 "> <p class="p"><span class="ph uicontrol">全备发起日期</span></p> </td> <td class="entry" headers="createbackup__table_wdw_hfc_3jb__entry__2 "> <p class="p">全量备份的发起日期。</p> </td> </tr> <tr class="row"> <td class="entry" headers="createbackup__table_wdw_hfc_3jb__entry__1 "> <p class="p"><span class="ph uicontrol">备份启动时间</span></p> </td> <td class="entry" headers="createbackup__table_wdw_hfc_3jb__entry__2 "> <p class="p">备份启动的具体时间。</p> </td> </tr> <tr class="row"> <td class="entry" headers="createbackup__table_wdw_hfc_3jb__entry__1 "> <p class="p"><span class="ph uicontrol">启动持续时间</span></p> </td> <td class="entry" headers="createbackup__table_wdw_hfc_3jb__entry__2 "> <p class="p">如果同一个时刻备份任务较多，导致系统无法在设定的时间点启动备份。这时，配置的启动持续时间和备份启动时间将同时发挥作用，定时任务会在备份启动时间开始的启动持续时间内发起。 单位是小时。</p> </td> </tr> <tr class="row"> <td class="entry" headers="createbackup__table_wdw_hfc_3jb__entry__1 "> <p class="p"><span class="ph uicontrol">备份路径</span></p> </td> <td class="entry" headers="createbackup__table_wdw_hfc_3jb__entry__2 "> <p class="p">添加待备份的文件夹或目录。</p> <div class="note note note_note"><span class="note__title">说明：</span> 输入需备份的文件路后，请单击后方的<span class="ph uicontrol">确认</span>。如您需添加多个路径，重复前面操作。如果想删除已添加的路径，可单击路径后的<span class="ph uicontrol">×</span>。</div> </td> </tr> </tbody></table> </div> </li><li class="li step stepexpand"> <span class="ph cmd"><span class="ph" id="createbackup__ph_wnf_bm2_plb">完成后，单击<span class="ph uicontrol">提交</span>。</span></span> </li></ol></section>