1) In software development, a metric (noun) is the measurement of a particular characteristic of a program's performance or efficiency. Similarly in network routing, a metric is a measure used in calculating the next host to route a packet to. A metric is sometimes used directly and sometimes as an element in an algorithm . In programming, a benchmark includes metrics.
- Quality metrics: A guide to measuring software quality (SearchSoftwareQuality.com)
Volume metrics vs. call center performance metrics
Not sure if you should use volume metrics or pe...(SearchCRM.com)
2) Metric (adjective) pertains to anything based on the meter as a unit of spatial measurement.