<s>[INST] this method returns the history of measured or aggregated metrics of the last ten metric-updates . concode_field_sep HashMap<BigDecimal,MetricsSubCoordinatorInfo> listOfSubCoordinators concode_elem_sep float exponentialSmoothing concode_elem_sep MetricsEntry ownMetrics concode_elem_sep Logger log concode_elem_sep String smoothingType concode_elem_sep SkyNetNodeInterface skynetNode concode_elem_sep LinkedList<HashMap<String,MetricsAggregate>> metricsHistory concode_elem_sep int historySize concode_field_sep void setOwnMetrics concode_elem_sep void setListOfSubCoordinators concode_elem_sep HashMap<BigDecimal,MetricsSubCoordinatorInfo> getListOfSubCoordinators concode_elem_sep MetricsAggregate mergeTwoAggregates concode_elem_sep void setMetricsHistory concode_elem_sep void reset concode_elem_sep MetricsEntry getOwnMetrics concode_elem_sep void addMetricsMapToMetricsHistory concode_elem_sep MetricsEntry aggregateMetrics [/INST] LinkedList < HashMap < String , MetricsAggregate >> function ( ) { return metricsHistory ; </s>