In Huawei OceanStor 9000, the client that processes the write request performs data fragmentation according to the protection level specified in the file, divides the data chip, writes the corresponding node on power-saving memory, and then calculates the parity of each node data pieces, and writes to each node's power-saving memory. After the node writes the power-save memory, the write operation is successful.

Question

In Huawei OceanStor 9000, the client that processes the write request performs data fragmentation according to the protection level specified in the file, divides the data chip, writes the corresponding node on power-saving memory, and then calculates the parity of each node data pieces, and writes to each node's power-saving memory.  After the node writes the power-save memory, the write operation is successful.

Quizplus · Accepted Answer

In Huawei OceanStor 9000, the write operation is considered successful after the data is written to the cache, not the power-saving memory. The power-saving memory is used for other purposes, such as reducing power consumption during idle periods.

In Huawei OceanStor 9000, the Client That Processes the Write