olemus
ISO/IEC 22123-1:
pilvteenusetarnija kohustumus pilvteenuse
mingi spetsiifilise kvantitatiivse karakteristiku väärtuse(vahemiku)na vahemikskaalal või absoluutskaalal
=
commitment a cloud service provider makes for a specific, quantitative characteristic of a cloud service, where the value follows the interval scale or ratio scale
Note. An SLO commitment may be expressed as a range.

ülevaateid
https://www.circonus.com/2018/07/a-guide-to-service-level-objectives/

https://simplicable.com/new/service-level-objective

https://blog.acolyer.org/2019/06/19/nines-are-not-enough/