Resetting a Migration Task

During the migration, if a migration task fails due to uncertain causes, the background will resume the task several times. However, the task may fail to be recovered in some scenarios. To continue the migration, DRS allows you to reset the task.

You can reset failed migration tasks in any of the following statuses:

Migration failure status

You can reset the following DRS tasks:

MySQL->MySQL
MySQL->DDM
MySQL -> GaussDB(for MySQL) primary/standby
MySQL schema and logic table -> DDM
MongoDB->DDS
DDS->MongoDB

Prerequisites

You have logged in to the DRS console.
A migration task has failed.

Method 1

In the task list on the Online Migration Management page, locate the target task and click Reset in the Operation column.
In the displayed dialog box, check the migration task again.
After the check is complete and the check success rate is 100%, click Start to submit the migration task again.

Method 2

On the Data Migration Management page, click the target task name in the Task Name/ID column.
On the displayed page, click the Migration Progress tab, and click Reset in the upper left corner.
Perform 2 to 3 from method 1.