Getting error during formatting drive in vxfs filesystem?

Issue

• While trying to create a vxfs filesystem on a multipath (native RH multipathing) device, the following error was received:

[root@server]# /sbin/mkfs -F vxfs -o largefiles, bsize=8192 /dev/sdm  
mke2fs 1.39 (29-May-2006)  
mkfs.ext2: invalid blocks count - bsize=8192