Use agent or agentless migration method for SQL Server Always on AG migration to Azure SQL VMs?

Wagner, Richard (Cognizant) 66 Reputation points
2022-03-18T06:08:19.723+00:00

I need to migrate a on prem sql always on availability group VM cluster on ESX to SQL Server on Azure VMs using azure migrate. The doc Microsoft has here https://learn.microsoft.com/en-us/azure/azure-sql/migration-guides/virtual-machines/sql-server-availability-group-to-sql-on-azure-vm explains how to migrate a physical always on availability group sql source cluster pair and it uses the agent method where the mobility service is installed on the source physical cluster. Since my sql source servers are VMs is there a difference if i use the agent or agentless migration method? Thanks a bunch

SQL Server on Azure Virtual Machines
Azure Migrate
Azure Migrate
A central hub of Azure cloud migration services and tools to discover, assess, and migrate workloads to the cloud.
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  1. Prrudram-MSFT 28,206 Reputation points Moderator
    2022-03-19T11:36:03.463+00:00

    Hello anonymous user,

    Thank you for reaching out to the Microsoft Q&A platform. Happy to answer your question. The document you are referring to was created with agent based migration approach using the Azure Site Recovery P2A approach.
    Agent less is application/OS agnostic. You could use agent-less migration apporach as well in case your VMs are running on VMware to migrate them as standalone VMs to azure and follow the post migration steps to reconfigure cluster accordingly

    Important steps:
    prepare-source-machines
    create-load-balancer
    reconfigure-cluster
    Post migration best practices :
    post-migration-best-practices

    Please "Accept as Answer" and Upvote if any of the above helped to help others in the community looking for remediation for similar issues.

    1 person found this answer helpful.

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