Deployment of VMFS and RDM LUN through ESX VSphere and RSM Server (February 2010)

Figure 17 Formatting the VMFS disk
7. Select the block size to format the VMFS disk based on your requirement.
For example, in Figure 13, an 8 MB block size is selected. Here the LUN can
be extended up to 2048 GB. If a maximum size of total LUN is selected, the
Virtual Disk (VD) size would be 150 GB. The LUN is formatted to MAX
capacity with 8 MB block size and can be extended to 2 TB size.
The Figure 14 depicts the summary information of the new VMFS LUN /DataStore.