vSAN support of NVMe devices behind tri-mode controllers
Article ID: 314305
Updated On: 05-12-2024
Products
VMware vSAN
Issue/Introduction
To provide guidance regarding supported NVMe devices in vSAN environments.
Symptoms:
VMware vSAN will only support SAS and SATA devices attached to a Tri-mode controller.
NVMe devices attached to Tri-mode controller are NOT a vSAN supported configuration.
Symptoms:
What is a tri-mode controller?
Discrete RAID controllers that support SATA/SAS/NVMe are often known as "Tri-mode controllers".
VMware vSAN will only support SAS and SATA devices attached to a Tri-mode controller.
NVMe devices attached to Tri-mode controller are NOT a vSAN supported configuration.
Resolution
NVMe devices are only supported directly connected to a PCIe slot on the bus.
Reference: https://core.vmware.com/resource/vmware-vsan-design-guide#sec6843-sub14
Reference: https://core.vmware.com/resource/vmware-vsan-design-guide#sec6843-sub14
Additional Information
See https://core.vmware.com/resource/vmware-vsan-design-guide#sec6843-sub14
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