Applies to Paravirtualized SCSI (PVSCSI) PVSCSI adapters are high-performance storage adapters that can result in greater throughput and lower CPU utilization in VMs PVSCSI adapters are best for envir...Applies to Paravirtualized SCSI (PVSCSI) PVSCSI adapters are high-performance storage adapters that can result in greater throughput and lower CPU utilization in VMs PVSCSI adapters are best for environments, especially SAN environments, where applications drive a very high amount of I/O throughput Assign separate paravirtualized SCSI adapters to each VMDK You will need to have OS support for using Paravirtual SCSI and you can see what support it in this VMWare Support article