public boolean hasTooManyError() {
		long currentTestsCount = getCurrentExecutionCount();
		double errors = MapUtils.getDoubleValue((Map<?, ?>) getStatisticsData().get("totalStatistics"), "Errors", 0D);
		return currentTestsCount != 0 && (errors / currentTestsCount) > 0.2;
	}
Check if the current test contains too many errors.

@return true if error is over 20%
ngrinder-core/src/main/java/net/grinder/SingleConsole.java