Obtaining Host Bus adapter driver and firmware information Obtain the driver type that the Host Bus Adapter is currently using: # esxcfg-scsidevs -a You see output similar to: vmhba0 ata_piix link-n/a ide.vmhba0 (0:7.1) Intel Corporation Virtual Machine Chipset vmhba1 fnic link-n/a pscsi.vmhba1 (0:16.0) LSI Logic / Symbios Logic LSI Logic Parallel SCSI Controller vmhba32 ata_piix link-n/a ide.vmhba32 (0:7.1) Intel Corporation Virtual Machine Chipset Note: The second column shows the driver that is configured for the HBA. To view the driver version in use, run the command: # vmkload_mod -s HBADriver |grep Version For example, to check the mptspi driver: # vmkload_mod -s fnic |grep Version Version: Version 4.00.37.00.30vmw, Build: 721907, Interface: 9.0, Built on: May 18 2012 In this example, the driver version is 4.00.37.00.30vmw. To obtain the driver version for all HBAs in the system with a single command, us