storage for VM
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VAAI
Atomic Test & Set (ATS)，Hardware Assisted Locking(COMPARE_AND_WRITE ),Enables granular locking of block storage devices, accelerating performance.
Zero,Block Zeroing(WRITE_SAME),Communication mechanism for thin provisioning arrays. Used when creating VMDKs.
Clone,Full Copy, XCopy(EXTENDED_COPY),Commands the array to duplicate data in a LUN. Used for Clone and VMotion operations.
Delete,Space Reclamation(unmap),Allow thin provisioned arrays to clear unused VMFS space.
ODX
Offloaded Data Transfer just accelerates your data transfer,speeds up ‘copy and move‘ operations.
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