if (ninjaProps.getBooleanWithDefault("metrics.logback.enabled", false)) {
final LoggerContext factory = (LoggerContext) LoggerFactory.getILoggerFactory();
final ch.qos.logback.classic.Logger root = factory.getLogger(Logger.ROOT_LOGGER_NAME);
final InstrumentedAppender appender = new InstrumentedAppender(metricRegistry);
appender.setContext(root.getLoggerContext());
appender.start();
root.addAppender(appender);
log.debug("Registered Logback-Metrics integration");
}