Hi,

Something to keep in mind with vFRC is that the block size is for the application IO size, not the underlying NTFS/EXT file system formatted to a certain version.

But yes, typically MSSQL workloads use 64k IO size.

Check out my blog on sizing your vFRC cache correctly:

http://nickmarshall.com.au/blog/2013/10/31/rightsizing-vflash-read-cache-vfrc

Cheers,

Nick