37   void AddMetric(
const std::string & name, 
const double value, 
const std::string & unit);
 void AddMetric(const std::string &name, const double value, const std::string &unit)
Interface for MetricManager. 
SysInfoCollector(ros_monitoring_msgs::MetricManagerInterface &m)
void Collect() overridefinal
callback for collecting metrics. 
Interface for a metrics collector. 
collects metrics from sysinfo.