The consumption log can be calculated in a number of ways.
Delta is used when the log is a meter log.
Meter consumption is used when the when the log is a standard trend log. Meter consumption handles meter events in trend logs. The logs of the meter objects do not contain replacement events since the meter replacement is handled by the meter object.
Summary is used if the log contains calculated consumption over periods, for example a log processing trendlog.
Dependency log calculation is used for dependency log. The typical setting for a dependency log is Average .