parity-pollution · unknown

Parity pollution

Parity pollution is propagation of incorrect data into redundancy information through parity calculations.

The FAST 2008 model demonstrates why maintenance reads need suitable validation before their data influences reconstruction or parity updates; it does not show that all scrubbing is harmful.

Relations

related

lost-write, misdirected-write, data-scrubbing, raid-5

Citations

1. Krioukov et al. Parity Lost and Parity Regained. FAST 2008, sections 3-4. (accessed 2026-10-11)
2. Hesela: checksum, identity and freshness boundaries with executable synthetic examples (accessed 2026-10-11)

JSON: /data/terms/parity-pollution.json