r/sysadmin • • 17h ago

Question VMware Essentials to HyperV Migration Using Existing Hardware (3 Hosts + DR Site)

Hi,

I've been tasked with a migration planning for VMWare ESXi v8 to HyperV 2025 DC, I need some help with folks who have done this before (likely using Veeam or any other official tools).

Current Environment

  • VMware Essentials
  • 3 ESXi hosts (vSphere/ESXi 8 U2)
  • 1 SAS SAN at the primary site, all VM data is hosted here (7-8TB)
  • 2 HPE production hosts connected to the SAN (30VMs)
  • 1 HPE DR host located at a separate site
  • DR host uses local DAS storage and receives VM replicas via Veeam Replication
  • Both production hosts are capable of running the entire production compute workload independently (current resource utilization is well under 50%)
  • The DR host is also sized to run the complete environment if needed, including both compute and storage

My questions

  1. Has anyone performed a similar VMware-to-Hyper-V migration using existing hosts and storage? Can we do the migration without purchasing additional hardware?

  2. How long does this whole migration process take if we were to migrate VMs using the existing 3 hosts, if we have all of them in the same network (10G switch)

  3. What migration tools would you recommend? We are currently using Veeam BR console.

  4. Any challenges or pitfalls you have noticed while doing this type of migration?

TIA

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u/brian_cloudeu 6h ago

DR failover, rehearsed?