Glossary

Term Description
meter A resource measurement item (such as performance information).

These items comprise name, unit, and type. The following three types are available:

cumulative:
Value that increases in proportion to time (cumulative value).
gauge:
Fluctuating value. Value that fluctuates according to the time (discrete value, fluctuating value).
delta:
Value for which the amount of change is obtained at each collection interval, in regard to values that are always increasing or decreasing (variation).
alarm Threshold value setting for meters. Actions can be set for threshold conditions.
sample Time-series data associated with a meters. Sample data is stored for two weeks, and earlier samples are deleted automatically.
Resource Measurement targets. (examples: instances, volumes and images)
Source Information showing the collection source of the measurement data. The default meter source is "fcx".