olemus
rakendusele või süsteemile vajalikust suuremate ressursside eraldamine
= the practice of allocating more computing resources than necessary to an application or system

näiteid
salvestusmahu suurendamine üle nimiväärtuse

ISO/IEC 27040:
technique used by storage elements and storage devices in which a subset of the available media is exposed through the interface
Note. Storage media is used internally and independently by the storage element to improve performance, endurance, or reliability.

ülevaateid
https://flashdba.com/2013/11/08/understanding-disk-over-provisioning/

https://www.atpinc.com/blog/over-provisioning-SSD-benefits-trim-wear-leveling

https://www.samsung.com/semiconductor/global.semi.static/S190311-SAMSUNG-Memory-Over-Provisioning-White-paper.pdf

https://en.wikipedia.org/wiki/Write_amplification