RAID processing unit

From Wikipedia, the free encyclopedia
Jump to navigation Jump to search

A RAID processing unit (RPU) is an integrated circuit that performs specialized calculations in a RAID host adapter.

XOR calculations, for example, are necessary for calculating parity data, and for maintaining data integrity when writing to a disk array that uses a parity drive or data striping. An RPU may perform these calculations more efficiently than the computer's central processing unit (CPU).[1]

References

[edit | edit source]
  1. ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).