In Huawei's all-flash storage devices, multi-stream write technology works through the SSD driver and controller software to store hot and cold data in different blocks, thereby increasing the…

In Huawei's all-flash storage devices, multi-stream write technology works through the SSD driver and controller software to store hot and cold data in different blocks, thereby increasing the probability that data in a block is invalid at the same time, reducing the amount of valid data moved during garbage collection, and improving the performance and reliability of the SSD.