Data Migration Assistant: Configuration settings

Certain behavior of Data Migration Assistant (DMA) could be tweaked or fine tuned using configuration values from dma.exe.config file. Here are few key configuration values.  Note You can find the configuration file at  %ProgramFiles%\Microsoft Data Migration Assistant\dma.exe.config, if using DMA desktop application %ProgramFiles%\Microsoft Data Migration Assistant\dmacmd.exe.config if using DMA command line utility Please save a copy…

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Released: Data Migration Assistant (DMA) v1.0

Overview The Data Migration Assistant (DMA) delivers scenarios that reduce the effort to upgrade to a modern data platform by detecting compatibility issues that can impact database functionality after an upgrade. It recommends performance and reliability improvements for your target environment. DMA replaces the SQL Server Upgrade Advisor. What’s new in v1.0? Discovery of issues…


Data Migration Assistant: How to assess your on-premises SQL Server instance

The following step-by-step instructions will help you to perform your first assessment migrating to either on-premises SQL Server or SQL Server running on Azure VM or Azure SQL Server database using DMA. Create new assessment Click on the New(+) icon and select “Assessment” project type. Set the source and target server type to SQL Server…

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Data Migration Assistant: Best Practices

Follow these best practices to run Data Migration Assistant: General: Do not install and execute Data Migration Assistance (DMA) directly on SQL Server host machine. Assessment: Run assessments on production databases during non-peak times. Perform the “Compatibility issues” and “New feature recommendations” assessments separately to reduce the assessment duration. Migration: Migrate a server during non-peak times. When migrating a…

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Data Migration Assistant: Known Issues (v1.0)

Execution Timeout Expired While running assessment you might encounter an execution timeout with an error message similar to the one below: Execution Timeout Expired. The timeout period elapsed prior to completion of the operation or the server is not responding. The request failed to run because the batch is aborted, this can be caused by…

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