@Override
    public void reset() {
        final StoredErrorStats storedErrorStats = statsMap.get(Severity.FATAL_ERROR);
        if (storedErrorStats != null) {
            storedErrorStats.reset();
        }
    }
@return Map of elementId => {@link Indicators}
stroom-pipeline/src/main/java/stroom/pipeline/errorhandler/LoggingErrorReceiver.java