SLI/SLO design
Service-level indicators defined against user-visible outcomes. Targets set by negotiation, not by aspiration.
We instrument what matters, draw the line between reliable and over-engineered, and run the room when something fails at 03:00 UTC. Reliability stops being a quarterly conversation and becomes a measurable engineering output.
Service-level indicators defined against user-visible outcomes. Targets set by negotiation, not by aspiration.
Metrics, structured logs, and distributed traces. OpenTelemetry, Prometheus, Loki, Tempo, or your vendor of choice.
On-call rotations, incident command, paging hygiene, blameless postmortems with action items that actually close.
Forecasting, headroom analysis, autoscaling design, and load-test programmes that mirror production traffic shape.
Policy that ties reliability burn to release velocity. Spent budgets pause shipping; surplus funds feature work.
Chaos exercises, dependency mapping, graceful degradation patterns, region failover drills with named recovery objectives.
| Duration | 12–20 weeks typical. Reliability programmes are continuous; we hand over to internal SRE within a fixed window. |
|---|---|
| Deliverables | SLI/SLO catalogue, observability stack, runbooks, on-call rotations, postmortem templates, error-budget policy. |
| Standards | Google SRE practices, NIST 800-34 contingency planning, business-continuity engineering. |
| Instrumentation | Availability (30d), p50/p95/p99 latency, MTTR, MTTD, change-failure rate, error-budget burn rate. |
| Handover | Documented operating model. Vaux engineers shadow-rotate, then exit. Quarterly reliability review optional. |
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