Help Center/ Data Replication Service/ Troubleshooting/ Failure Cases/ Real-Time Migration and Synchronization from MySQL to MySQL/ Full Phase Error: error when split table shard occur!

Updated on 2025-07-24 GMT+08:00

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Full Phase Error: error when split table shard occur!

Scenarios

During a full migration or synchronization, an error is reported, and the log information is as follows: service DATAMOVE failed, cause by: error when split table shard occur! Table is %s .Error code is %s.

Possible Causes

The source database performance is insufficient or the network is unstable. As a result, the source database sharding times out.

Solution

Check whether the task is normal.
- If the task is normal, this error is recorded in the log and no further action is required.
- If the task is abnormal, go to 2.
Submit a service ticket in the upper right corner of the management console.

Parent topic: Real-Time Migration and Synchronization from MySQL to MySQL

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