Azure Stack does not work with existing storage systems (based on iSCSI, fibre channel, or anything else). As of today, storage is cheap and there is no real need any more for expensive Storage Area Networks (SAN).
This is the main statement that was the basis for developing Windows Server 2012 Storage Spaces and scaling out file server technology. But as you all may know, this technology is great, but in the first releases, it was not as reliable and performant as everybody promised. With Windows Server 2016, this changed completely as Microsoft decided to go with a different technology design: each Storage Spaces Direct member will have its own direct attached storage and S2D technology makes sure that the data is saved in a highly available multi-node environment. This provides a chance to fulfill the following statements:
- It is simple to configure
- It provides great performance with up to 4k random IOPS per server
- It provides fault tolerance with...