Specifications

Administration Guide
298 VMware, Inc.
Clustered
disks!
(Continued)
Clustered!
non‐pass‐
through!raw!
device!mapping
! Revision!must!be!ESX!2.5!or!
higher.
! Must!reside!on!a!public!
VMFS!volume.
! Must!use!VMFS!label!
notation.
! Disk!must!be!in!persistent!
mode.
! DeviceType!must!be
scsi-nonpassthru-rdm.
! Virtual!adapter!must!be!set!to!
shared mode = virtual.
Not!supported
Clustered!
pass‐through!
raw!device!
mapping
Not!supported
! Revision!must!be!ESX!2.5.2!or!
higher.
! Must!use!VMFS!label!notation.
! Disk!must!be!in!persistent!
mode.
! DeviceType!must!be
scsi-passthru-rdm.
! Virtual!adapter!must!be!set!to:
shared mode = physical.
Must!use!one!of!the!following:
! A!single!PassThruRDM!
(Physical!compatibility!mode)!
on!a!VMFS2!Volume!that!is!in!
“Shared”!mode.
Or
! Two!different!RDM!files!using!
the!same!RAW!LUN!on!a!
VMFS2!Volume!that!is!in!
“Public”!mode.!Two!different!
Public!volumes!can!also!be!
used.!This!requires!using!
vmkfstools!–r!to!create!the!
separate!RDM!files!as!the!
Graphical!Interface!does!not!
provide!an!option!for!that.
Clustered!raw!
disk
Not
!supported ! Use!raw!device!mapping!
instead,!if!ESX!Server!2.5.2!or!
higher.
Table 10-1. MSCS Configuration Considerations (Continued)
Area Component Single-Host Clustering Multi-Host Clustering