SRE: Site reliability engineer SLI: Service level indicator (Metric to measure the health of a service. For example successful requests per interval / total re

SRE: Site reliability engineer SLI: Service level indicator (Metric to measure the health of a service. For example successful requests per interval / total requests per interval.) SLO: Service level objective (what performance you expect eg. the previously mentioned SLI is >= 99.5%) SLA: Servicelevel agreement (legal agreement that defines what happens if a SLO is not met)