SLI: Service Level Indicators

> Perfcounter (Performance Metrics) - (Operational|Machine) data > (Monitoring|Operational Intelligence|Real Time Monitoring|Control)

1 - About

SLI (Service Level Indicators) are metrics that indicate how well a service is performing.

Advertising

3 - Type

3.1 - Resources Metrics

3.2 - Process Metrics

Process or Work Metrics give the system’s internal health and performance (observability).

Example:

  • Web server (at time 2015-04-24 08:13:01 UTC)
Subtype Description Value
Performance
throughput requests per second 312
latency 90th percentile response time in seconds 0.4
Exit status
success percentage of responses that are 2xx since last measurement 99.1
error percentage of responses that are 5xx since last measurement 0.1
  • Data store / Database (at time 2015-04-24 08:13:01 UTC)
Subtype Description Value
Performance
latency 90th percentile query time in seconds 0.02
throughput queries per second 949
Exit status
success percentage of queries successfully executed since last measurement 100
error percentage of queries yielding exceptions since last measurement 0
error percentage of queries returning stale data since last measurement 4.2
Advertising

4 - Documentation / Reference

counter/monitoring/sli.txt · Last modified: 2017/05/24 10:55 by gerardnico