thanks for your response. i am planning on three csv with sizes of 4TB each. i have installed 64 gb in each host, so i may have some to spare depending on needs of lsfs. my hyper-v hosts are also san nodes since the csv's will be housing the vmdk's.

I found the disk write was disabled on the raid controller for the drives. i enabled that and it lowered the sync of a flat format from 9 hours to 2. I then changed to lsfs and thing happened in minutes.
any detriment to lsfs?

Well, i installed LSI 9240-8i in each server. the raid is set at raid 0. I have cross over cables connecting the three servers at 10Gbe (two adapters per server). I have sync running on 10Gbe. Heartbeat on 1GB. I have setup a 1TB disk device and setup replica to the other servers.. Initial sync time...

Thank you for your info. I found out that my onboard RAID controller is software and not hardware based. i am getting new raid controllers for my servers. I am running Raid 0, but i can't comare speeds issues because of the software based raid controllers. i will have hardware raid next week combine...

How did this config work for you? I have a similar setup, 3 nodes. i have two port 10GBe adapters in each node. I have a Cisco 10GBe switch connecting the three nodes. My initial sync is painfully slow (two day sync for 4TB). Max from Starwind stated i may need a new build coming out soon, but i fee...