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AWS DMS task in error status – How to fix

by | Jul 28, 2021

Wondering how to resolve AWS DMS task in error status? We can help you.

Here, at Bobcares, we assist our customers with several AWS queries as part of our AWS Support Services.

Today, let us see how our Support Techs resolve this AWS error.


How to resolve AWS DMS task in error status?

Usually, an AWS DMS task that is in an error status means that one or more of the tables in the task couldn’t migrate.

A task in an Error status continues to load other tables from the selection rule, but a failed task stops with fatal errors.

Today, let us see the steps followed by our Support Techs to resolve it.

1.To identify the table that has an error, open the AWS DMS console.
2.Then, choose Database migration tasks from the navigation pane.
3.In the Tables errored column, the number of tables that have errors are listed.
4.Next, choose the name of the task that has an error status.
5.From the Table statistics section, check the Load state column to see which table names have errors. Or you can run describe-table-statistics.
6.To troubleshoot error messages further, you must enable Amazon CloudWatch logging.
If you haven’t enabled logging, stop the task, modify the task to enable logging, and then restart the task.
7.From the Logs page for your task, filter the time stamps for events that have ]E: and ]W:.
8.Once resolved, you must reload the tables or restart the task for to the error status to be resolved.


How to reload a table using the AWS DMS console?

1.Sign in to the AWS Management Console and open the AWS DMS console
2.Then, choose Tasks from the navigation pane.
3.Next, choose the running task that has the table you want to reload.
4.Choose the Table Statistics tab.
5.AWS DMS monitoring
6.Choose the table you want to reload. If the task is no longer running, you can’t reload the table.
7.Finally, choose Reload table data.


[Need help with the process? We’d be happy to assist you]



To conclude, here we saw how our Support Techs resolve AWS DMS task in error status.



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