Huawei Oceanstor 900 adopts erasure code technology to protect the data. If an office has six nodes, and the customer wants to have one office, what redundancy model protection level can be used? (Multiple choice.)

Question

Quizplus · Accepted Answer

Huawei Oceanstor 900 supports two redundancy models: 4 + 2 and 12 + 3: 1. In a 4 + 2 redundancy model, four data disks and two parity disks are used. In a 12 + 3: 1 redundancy model, 12 data disks and three parity disks are used. In both cases, one disk failure can be tolerated.

Huawei Oceanstor 900 Adopts Erasure Code Technology to Protect the Data