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级别的数据迁移上云服务。本服务为您提供安全可靠的离线迁移专用设备，满足本地数据中心进行大规模数据迁移上云的需求，解决本地数据中心通过网络传输时间长、成本高、安全性低的问题。</p><div class="tpm-prod-hero__btn-group"><a class="tpm-btn tpm-prod-hero__btn tpm-btn--primary" href="https://console.cloud.tencent.com/cdm"><span class="tpm-btn__text">立即使用</span></a><a class="tpm-btn tpm-prod-hero__btn tpm-prod-hero__btn--white tpm-btn--icon" href="https://cloud.tencent.com/document/product/623"><span class="tpm-btn__icon"><i class="tpm-prod-hero__btn-icon doc"></i></span><span class="tpm-btn__text">产品文档</span></a></div></div></div></div></div><div style="padding-bottom:60px" id="kbwrqB_sy" data-id="kbwrqB_sy" class="with-gap"><header class="tpm-section__hd" style="padding-top:60px" id="LGFyIMFZDt" data-id="LGFyIMFZDt"><h2 class="tl-anchor tpm-section__title">产品特性</h2></header><div class="view-column"><div><div class="tp-grid__layout"><div><div class="tp-grid__row tp-grid--gutter-8n"><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/F5d0UIIRhgWzGzWzDwFJf.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">安全可靠</h3><div class="tpm-feature__item-desc">设备部署 RAID5 磁盘阵列，保证运输过程中可承受部分硬盘损坏；采用256位加密密钥对数据进行自动加密，保证第三方无法从磁盘获取文件信息；迁移完成后，对设备上的数据进行彻底擦除，确保数据不会被泄露读取。</div></div></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/qaagxLeAKs31tIiylVbnH.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">高速稳定</h3><div class="tpm-feature__item-desc">设备采用万兆网口进行网络连接，单台迁移设备可以在数天之内完成迁移80TB容量的数据，比100Mbps的网络传输快出近百倍。</div></div></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/dRQLAYeIwxnKGH9t_fjLE.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">简单易用</h3><div class="tpm-feature__item-desc">在 CDM 控制台创建服务申请之后，您可以随时通过控制台跟踪查看迁移流程进展；收到迁移设备后，您只需完成简单的配置步骤即可开始数据拷贝。</div></div></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/F0E8XtBLzoJO_5QCtVFNA.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">专业物流</h3><div class="tpm-feature__item-desc">邮寄过程将由专业的物流团队负责，CDM 迁移设备在物流途中会提供额外的加固保护，在保证设备安全的同时，以最快的时间将设备邮寄到您的手中。</div></div></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/MUKPZoQqbjDtoFNnxebP6.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">可扩展性</h3><div class="tpm-feature__item-desc">您可将待迁移数据划分为多个子任务，通过利用多台设备并行传输数据，可以有效提高整体迁移效率。</div></div></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/mKoYunE3dooSF4CFyaPd9.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">兼容性良好</h3><div class="tpm-feature__item-desc">CDM 迁移设备使用标准的电源，支持 ext4、NFS、CIFS、HDFS 等多种文件系统，用户无需担心 IDC 环境兼容问题。</div></div></div></div></div></div></div></div></div></div><div class="tl-scene-frameworks-vertical with-gap bg-gray" id="JMcCtyyya" data-id="JMcCtyyya"><header class="tpm-section__hd" style="padding-top:60px" id="Yg-0PtkRiq" data-id="Yg-0PtkRiq"><h2 class="tl-anchor tpm-section__title">应用场景</h2></header><div class="tl-tabs"><div class="view-column"><div class="tl-tabs__bar"><ul class="tl-tabs__list"><li class="tl-tabs__item is-active"><div class="tl-tabs__item-cont is-active">海量数据备份归档</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">云端数据分析处理</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">弱网环境迁移数据</div></li></ul></div></div><div class="tl-tabs__cont" style="padding-left:0;padding-right:0"><div class="tl-tabs__panel" style="transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"><div class="tl-framework tpm-media-section"><div class="view-column"><div class="tpm-draft tpm-media-section__content"><div class="tpm-rich-text"><p class="ts-p">根据数据使用频率的不同，可以将数据划分为热点数据，低频数据以及归档数据。而企业在考虑成本和风险的时候，通常会将关键数据进行异地容灾，将低频和归档数据备份至云端，在有效控制风险的同时降低存储成本。您可以将关键数据迁移至腾讯云对象存储 COS 和文件存储 CFS，归档数据迁移至腾讯云归档存储 CAS，而云数据迁移 CDM 可以帮助您在节省迁移成本的同时快速有效地完成海量数据的备份归档。</p></div></div><div class="tp-grid__row tpm-media standalone"><div class="tp-grid__col tpm-media__object"><img style="max-width:100%" src="https://qcloudimg.tencent-cloud.cn/raw/0b0a0fb3db72fe0eb62af74d29bd4463.svg"/></div></div></div></div></div><div class="tl-tabs__panel" style="height:0;width:0;overflow:hidden;opacity:0;padding:0;margin:0;pointer-events:none;display:block;transform:translate3d(0, 10px, 0);transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"></div><div class="tl-tabs__panel" style="height:0;width:0;overflow:hidden;opacity:0;padding:0;margin:0;pointer-events:none;display:block;transform:translate3d(0, 10px, 0);transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"></div></div></div></div><div style="padding-bottom:60px" id="phY9v6xUV" data-id="phY9v6xUV" class="with-gap"><header class="tpm-section__hd" style="padding-top:60px" id="VVhRw8sb_5" data-id="VVhRw8sb_5"><h2 class="tl-anchor tpm-section__title">帮助与文档</h2></header><div class="view-column"><div class="tpm-doc"><div class="tp-grid__row tpm-doc__list"><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><a href="https://cloud.tencent.com/document/product/623/12832" class="tpm-doc__item"><h3 class="tpm-doc__item-title">产品简介</h3><div class="tpm-doc__item-desc">帮助您快速了解云数据迁移产品的定位、概述、优势、以及具体功能。</div></a></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><a href="https://cloud.tencent.com/document/product/623/45714" class="tpm-doc__item"><h3 class="tpm-doc__item-title">典型应用场景</h3><div class="tpm-doc__item-desc">介绍了云数据迁移在海量数据备份归档、云端数据分析处理等场景下的应用。</div></a></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><a href="https://cloud.tencent.com/document/product/623/12837" class="tpm-doc__item"><h3 class="tpm-doc__item-title">购买指南</h3><div class="tpm-doc__item-desc">云数据迁移基于设备租用的方式进行，费用结算时主要取决于您使用设备的数量和时间。</div></a></div></div></div></div></div><div id="eriyuiceG" data-id="eriyuiceG" class="tl-faq-list tpm-faq__list with-gap bg-gray"><header class="tpm-section__hd" style="padding-top:60px" id="TFc_IrzxBT" data-id="TFc_IrzxBT"><h2 class="tl-anchor tpm-section__title">常见问题</h2></header><div class="view-column" style="margin-bottom:40px"><div class="tpm-faq__item is-open"><div class="tpm-faq__item-hd"><h3 class="tpm-faq__item-title">云数据迁移的流程原理是什么？</h3><i class="tpm-faq__item-icon"></i></div><div class="tpm-faq__item-bd"><div class="tpm-rich-text"><p class="ts-p">腾讯云云数据迁移是一种通过安全可靠的设备来加速 TB~PB 级数据迁移上云的服务。首先，您需要根据迁移容量确定迁移设备所需数量并提交在线申请。当收到由腾讯云寄出的专用迁移设备后，将数据拷贝至设备中，然后在控制台提交设备回寄申请。设备回寄之后，由腾讯云负责把数据拷贝至云端存储，完成数据迁移。</p></div></div></div><div class="tpm-faq__item"><div class="tpm-faq__item-hd"><h3 class="tpm-faq__item-title">迁移中数据如何保障安全？</h3><i class="tpm-faq__item-icon"></i></div></div><div class="tpm-faq__item"><div class="tpm-faq__item-hd"><h3 class="tpm-faq__item-title">可以持有迁移设备多长时间？</h3><i class="tpm-faq__item-icon"></i></div></div><div class="tpm-faq__item"><div class="tpm-faq__item-hd"><h3 class="tpm-faq__item-title">迁移目的地可以不是腾讯云吗？</h3><i class="tpm-faq__item-icon"></i></div></div><div class="tpm-faq__item"><div class="tpm-faq__item-hd"><h3 class="tpm-faq__item-title">迁移设备可以购买吗？</h3><i class="tpm-faq__item-icon"></i></div></div></div><div style="margin-top:40px;padding-bottom:60px" id="js9VI2VuTN" data-id="js9VI2VuTN"><div class="view-column" style="text-align:center"><div class="tpm-rich-text"><p class="ts-p">更多问题请查看 <a class="ts-link" href="https://cloud.tencent.com/document/product/623/12835">常见问题</a>，也可在 <a class="ts-link" href="https://cloud.tencent.com/developer/ask">问答社区</a> 中进行提问。</p></div></div></div></div><div class="tl-call2action" id="AfBpCkn_g" data-id="AfBpCkn_g"><div class="tpm-2-action-panel"><div class="tpm-2-action-panel__inner"><main class="tpm-2-action-panel__main"><div 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