SLO
Service Level Objective
A target level of service performance measured over a defined period.
Plain English
The reliability goal the team aims to meet.
In context
An SLO turns user expectations into an operational target based on one or more indicators.
Example
“Our SLO is 99.9 percent successful requests over 30 days.”
When you'll hear this
- reliability planning
- incident prioritization
- capacity decisions
Common misunderstanding
An SLO is a target and does not itself define a contractual penalty.
Also known as
service level objective
Commonly used by
Related terms
Often compared with
Updated: 2026-08-25
