Hi @Kakimoto, Shinichi , Thanks for posting your query on Microsoft QnA.
Firstly, apologies for the delay in response.
Regarding you first query, please refer https://learn.microsoft.com/en-us/azure/azure-vmware/concepts-storage .
Regarding the performance, please note that FTT is just a way of how you would like to protect your storage or make them work more efficiently, it is the storage policy for VSAN. If you want to test the performance, we suggest that we could perform that on a VM refer.
Regarding your second question, it will take roughly 3-4 hours for your to provision a cluster with 3 host nodes first time https://learn.microsoft.com/en-us/azure/azure-vmware/tutorial-create-private-cloud?tabs=azure-portal.
Please feel free to reach back if you have any questions.
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