slis slas slos

SLIS

Service Level Indicators
Quantitative measure of some aspect of the level of service that is provided: - Request Latency - Error Rate

Standardized Indicators - Frequency (every 10 seconds) - Data-access Latency (time to last byte) - Aggregation Intervals (averaged over 1 minute)

SLAS

Service Level Agreements
- Explicit or implicit contracts with your users regarding how your service will perform against service level objectives. - Can include consequences for missing targets.

SLOS

Service Level Objectives
- Look at service level indicators from a lower bound to an upper bound. Alert menager