What does disk array RAID mean?

This article will explain in detail what RAID means about disk array. The content of the article is of high quality, so the editor will share it for you as a reference. I hope you will have some understanding of the relevant knowledge after reading this article.

RAID 0: stripe maximum throughput, low safety factor, as long as a bad disk, the system will have problems.

RAID 1: improve the security of the system by mirroring copies. Each disk needs to be mirrored by another disk, which will cause a waste of resources.

RAID 10: image plus stripe, at least four disks are required.

RAID 3: the disk is striped and has a dedicated check disk (if there are many disks, multiple check disks are required)

RAID 5: the disk is striped and has distributed parity, only 1 disk is lost.

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