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What does "SLO" mean in programming?
SLO is one of the most common terms in software development. This guide explains what it means, how it is used in practice, and why it matters, with real examples from the developer world.
Definition
Service Level Objective. An internal target for reliability, a specific measurable goal your team sets for a service. SLOs are internal; SLAs are contractual with customers. Example: 'The API will return a 200 response within 200ms for 99.5% of requests over a 30-day window.'
Example
"Our SLO is 99.5% success rate for payment requests. We are at 99.2% this month — let's investigate."
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