Versions that support RAID 2.0+

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The following Huawei storage products support RAID 2.0+ technology:
T V2, 18000, and V3 series

Other related questions:
RAID2.0+
Introduction to RAID 2.0+ RAID 2.0+ is a brand-new RAID technology that implements two-layer virtualized management instead of the traditional fixed management. Based on underlying disk management that employs block virtualization (Virtual for Disk), RAID 2.0+ uses Smart-series efficiency improvement software to implement efficient resource management that features upper-layer virtualization (Virtual for Pool). For details, see RAID2.0+ Multimedia.

Number of failed disks allowed by RAID 2.0+
The number of failed disks allowed by RAID 2.0+ depends on the RAID level. RAID 3 and RAID 5 only allow one disk to fail. RAID 6 and RAID 50 only allow two disks to fail. RAID 10 only allows N disks to fail (RAID 10 is composed of 2 x N disks).

V3 series storage capacity planning
For details about how to plan the capacity of V3 series storage, see Planning the Capacity of V3 Series Storage.

Whether OceanStor 9000 reconstructs data using RAID 2.0-like methods after a disk fails
If a disk fails, OceanStor 9000 reconstructs data using RAID 2.0+ or similar methods.

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