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Cluster-to-Cluster Sync. Sync data between separate MongoDB clusters.

Migrate data between MongoDB clusters in the same or hybrid environments, including Atlas, private cloud, on-premises, and at the edge.

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Migrate your cluster anywhere you want to run it

MongoDB gives you the flexibility to run anywhere and Cluster-to-Cluster Sync helps you move your data there. You can easily migrate your databases that are on-premises, in a private cloud, hybrid cloud, or public cloud with minimal downtime.

Get more control over your migrations

Cluster-to-Cluster Sync gives you more options like migrating between different versions of MongoDB and migrating from a replica set to a sharded cluster.

Less downtime, more successful migrations

Your original cluster keeps working while the migration takes place. Easily resume synchronization in case of interruptions. An embedded verifier makes sure all your data is correct before you perform the cutover to the new cluster.

Feature overview

"The ability to leverage Cluster-to-Cluster Sync for our MongoDB-based travel applications will greatly improve many facets of our software lifecycle and further increase our high levels of geographic availability for our customers."

Sylvain Roy
SVP of Technology Platforms and Engineering at Amadeus

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FAQ

Common questions and answers about Cluster-to-Cluster Sync

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How does Cluster-to-Cluster Sync work?

At the core of Cluster-to-Cluster Sync in MongoDB is the mongosync utility. This utility makes it possible to establish a data synchronization relationship between two MongoDB clusters regardless of the environment where they are hosted (Atlas, private cloud, on-premises, or edge).

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How much does Cluster-to-Cluster Sync cost?

Cluster-to-Cluster Sync is free for Atlas and Enterprise Advanced users. If you are a Community Edition user planning to migrate to Atlas, please consult with your MongoDB account team for guidance.

Which versions of MongoDB does Cluster-to-Cluster Sync support?

At the current time MongoDB 6.0 and above versions are supported.

What authentication mechanisms are supported?

Mongosync supports connecting to source and destination clusters via the following authentication mechanisms: SCRAM-SHA-256, SCRAM-SHA-1, MongoDB-AWS and X.509.

What source and destination topologies are supported?

The source and destination clusters must be at minimum a single-node replica set. We also support sharded cluster to sharded cluster synchronizations.

Get started with Cluster-to-Cluster Sync

Continuously synchronize data between MongoDB clusters in the same or hybrid environments including Atlas, private cloud, on-premises, and edge clusters.

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CLUSTER-TO-CLUSTER SYNC USE CASES

Data migrations
Development lifecycles
Analytics clusters
Audits and compliance
Cloud stressed exit

Moving data to the edge

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