docs: int refreshAndGetMax() {
  		int max = 0;
  
  		for (InputChannel channel : inputGate.getInputChannels().values()) {
  			if (channel instanceof RemoteInputChannel) {
  				RemoteInputChannel rc = (RemoteInputChannel) channel;
  
  				int size = rc.unsynchronizedGetNumberOfQueuedBuffers();
  				max = Math.max(max, size);
  			}
  		}
  
  		return max;
  	}