AWS Database Migration Service now supports increasing the throughput of continuous data replication to Amazon DocumentDB by utilizing parallel apply threads, enabling faster migrations of high-volume MongoDB workloads with minimal downtime.

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<p>This article discusses how to accelerate migrations to Amazon DocumentDB using AWS Database Migration Service (DMS) by applying parallel threads to improve the throughput of continuous data capture (CDC) during migration.</p>
<p>Specifically, the article covers:</p>
<ul>
<li>Prerequisites for understanding AWS DMS</li>
<li>Configuring CDC Parallel Apply settings in an AWS DMS task to increase throughput</li>
<li>Test results showing performance improvement with different ParallelApplyThreads settings for insert-only and mixed insert/update workloads</li>
<li>Conclusion highlighting the benefits of using ParallelApply settings along with segmentation for full load to achieve performant, low-downtime online migrations to DocumentDB</li>
</ul>
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Accelerate migrations to Amazon DocumentDB using AWS DMS

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