Hello All,

Someone asked me about the way to calculate the raw Capacity(HDD or SDD placed for Capacity tier), i elaborated him the way to organize and decided to share it with everyone.

For redundancy and high avialbility vsa offer Number of Failures to Tolerate (#FTT) which we can set to 0, 1, 2, 3 according to the need and capacity available. The default is #FTT=1 which means using distributed software RAID there will be 2 (#FTT+1) copies of the data on two different hosts in the cluster. So if the VM is 100GB then it takes 200GB of VSAN … Read The Rest ......