By SAN do you mean block storage connected via FibreChannel? On 2026-06-18 12:38 PM, Iván Méndez Cairós wrote: > Hello, > > We would like to know whether the following Disaster Recovery scenario can be > implemented with Proxmox VE and what would be the recommended architecture. > > Our environment consists of: > > > * A primary datacenter with more than three Proxmox VE hosts connected to > a SAN storage array. > * A secondary datacenter with equivalent infrastructure (Proxmox VE hosts > and a storage array). > * Storage replication from the primary array to the secondary array. > * Both datacenters are connected through a LAN network with very low > latency and sufficient bandwidth, so network performance is not a concern. > > Our objective is to ensure business continuity in the event of a complete > failure of the primary datacenter. > > In such a scenario, we would like the virtual machines to be started in the > secondary datacenter with as much automation as possible and with minimal > manual intervention. > > We would appreciate your guidance regarding the following points: > > > 1. Does Proxmox VE officially support this type of architecture? > 2. Would you recommend a stretched cluster across both datacenters, or two > independent Proxmox clusters? > 3. What are the requirements regarding quorum, fencing, HA, networking, > and storage? > 4. Is it possible for Proxmox HA to automatically start the virtual > machines in the secondary datacenter if the primary datacenter becomes > completely unavailable? > 5. What are the main limitations or considerations for this design? > 6. What would be the recommended Proxmox architecture and best practices > to achieve an automated Disaster Recovery solution in this scenario? > > Any recommendations, documentation, or real-world deployment examples would > be greatly appreciated. > > Thank you very much for your assistance. > > Best regards, > Iván Méndez > Systems Administrator >
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