Direct access storage devices (DASD)

Table 1. Device support: DASD
Note: Current z/VM releases are 7.1 and 7.2.
Device Current z/VM release support Support notes
System Storage® DS8000® series (2107) [FICON® attached] All z/VM automatically virtualizes the controller mode that a guest supports.

Supported in 2107 native controller mode.

Supported in emulation mode as a 3990 Model 3 or 6 Storage Control with the following DASD device types:
  • 3390 Model 2, 3, and 9 DASD (including large Model 9s known as Model 27 and Model 54)
  • 3390 Model 2 and 3 DASD in 3380 track compatibility mode

Start of change3390 volumes with a minimum size of 10016 cylinders or FBA devices with a minimum size of 6 GB are supported for installation of z/VM. End of change

Dynamic volume expansion is supported.

Extended address 3390-A devices are supported.

Performance-oriented track level commands supported for guest use only.

Parallel Access Volumes (PAVs) supported as minidisks for guests that exploit PAV architecture.

On FICON-attached DS8000, HyperPAV volumes supported as fullpack minidisks for guests that exploit this PAV architecture.

DFSMS/VM FL221 support for 3390 Model 9 disks larger than 10017 cylinders requires APAR VM63004.

For guest use of FlashCopy®, the device must be dedicated to the guest or defined as a fullpack minidisk.

PPRC supported for guest use only. Native use of PPRC requires ICKDSF 1.17.

For ICKDSF support information, see the ICKDSF Program Directory.
System Storage DS8000 series (2107) [FCP attached] All For native z/VM use, the DS8000 volumes appear as 9336-20 DASD.

For guest use, the DS8000 volumes can appear either as 9336-20 DASD or as SCSI LUNs directly accessed through FCP subchannels.

DFSMS/VM FL221 support for SCSI LUNs larger than 381 GB requires APAR VM63664.
System Storage DS8000 series (2107) [FCP attached] All For native z/VM use, the DS8000 volumes appear as 9336-20 DASD.

For guest use, the DS8000 volumes can appear either as 9336-20 DASD or as SCSI LUNs directly accessed through FCP subchannels.

DFSMS/VM FL221 support for SCSI LUNs larger than 381 GB requires APAR VM63664.
DS8882F All Can be plugged into a z14 ZR1 or LinuxONE Rockhopper II.
DS8900F All All current z/VM releases support the DASD.

z/VM 7.1 and 7.2 support Endpoint Security on the IBM® z15® Model T01, LinuxONE III Model LT1, and IBM z16 family.
XIV® Storage System All  
FlashSystem All Can be directly attached for system and EDEV use without requiring a SAN Volume Controller (SVC).