MongoDB Error 329: Active Tenant Migration

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Description

Error 329, 'Tenant Migration In Progress', indicates that the target tenant is actively undergoing a migration process. This error occurs when a client attempts to connect to or perform operations on a tenant that is in an intermediate state during a migration, preventing new operations until the migration completes.

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Error Message

Tenant Migration In Progress

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Known Causes

3 known causes

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Administrator-Initiated Migration

An authorized user or automated system has initiated a tenant migration, and the process is currently running.

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Ongoing Internal Relocation

The MongoDB system is internally relocating tenant data as part of routine maintenance, scaling, or resource rebalancing.

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Extended Migration Duration

The tenant migration is taking longer than anticipated due to large data volumes, network latency, or resource contention, prolonging the in-progress state.

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Solutions

Coming Soon

Detailed step-by-step solutions for this error are being prepared. In the meantime, try these general troubleshooting tips:

General Troubleshooting Tips

Check the error message carefully for specific details
Review recent changes that might have caused the error
Search for the exact error code in the official documentation
Check log files for additional context
Try restarting the application or service

Find Help

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Related Errors

5 related errors