Help Center/ Data Replication Service/ Troubleshooting/ Failure Cases/ Real-Time Migration and Synchronization from MySQL to MySQL/ Full Phase Error: Java heap space

Updated on 2023-01-17 GMT+08:00

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Full Phase Error: Java heap space

Scenarios

During a full migration or synchronization, an error is reported, and the log information is as follows: service DATAMOVE failed, cause by: apply event=[type=table_data, batch_index_in_shard=***, table_schema= %s, table_name= %s, record_num=***] occur error, msg=apply data of table=` %s `.` %s ` failed: Java heap space.

Possible Causes

The size of a single record exceeds 50 MB.

Solution

Contact Huawei technical support engineers.

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

Previous topic: Full Phase Error: Lock wait timeout exceeded; try restarting transaction

Next topic: Full Phase Error: Table *** already exists

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