USE NVMe AS VIRTUAL DISK / HOW TO LIMIT DSM TO SPECIFIC DRIVES NOTE: if you just want to use NVMe drives as cache and can't get them to work on DSM 6.2.x, go here. Just thought to share some of the performance I'm seeing after converting from baremetal to ESXi in order to use NVMe SSDs. My hardware: SuperMicro X11SSH-F with E3-1230V6, 32GB RAM, Mellanox 10GBe, 8-bay hotplug chassis, with 2x WD Red 2TB (sda/sdb) in RAID1 as /volume1 and 6x WD Red 4TB (sdc-sdh) in RAID10 as /volume2