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Simple Log Service:Anomaly types

Last Updated:Aug 29, 2023

This topic describes the types of anomalies that can be identified by the intelligent inspection feature.

Anomaly type

Label

Description

Stab

Stab

The values of the metric that is inspected suddenly fluctuate during off-peak hours, or the values of the metric that is inspected change before a Shift anomaly occurs. Stab

Shift

Shift

The values of the metric that is inspected are out of the value range that you specified and remain stable. In most cases, Shrift anomalies occur before and after your business data changes. Shift

Variance

Variance

The average value of the metric that is inspected does not significantly change. The variance of the metric changes. Variance

Lack

Lack

Some samples of the metric that is inspected are missing. Lack

OverThreshold

OverThreshold

The values of the metric that is inspected exceed the threshold value that you specify. If the preceding scenario occurs, Simple Log Service generates alerts regardless of the results that are generated by the algorithms. OverThreshold