statistics_msgs

Message definitions for reporting statistics for topics and system resources.

README

metrics_statistics_msgs

Package containing ROS 2 message definitions for reporting statistics for topics and system resources.

Messages defined in this package

  1. StatisticDataType

    A message that represent the types of statistics reported. This defines the following data types that can be used to represent individual metric data points.

    • average

    • minimum

    • maximum

    • stddev

    • sample_count

  2. StatisticDataPoint

    A message that represents a single statistic value. This includes:

    • data_type: Type of the metric data point, as defined in StatisticDataType.

    • data: Value of the metric data point.

  3. MetricsMessage

    A message that represents statistic data measured from a source within a time window. This includes:

    • measurement_source_name: Source from where the measurement or statistic originates.

    • metrics_source: Name of the metric.

    • unit: Unit representing the metric.

    • window_start: Start time of the metric measurement window.

    • window_stop: End time of the metric measurement window.

    • statistics: A list of StatisticDataPoint representing the values of collected metrics.

Quality Declaration

This package claims to be in the Quality Level 1 category, see the Quality Declaration for more details.