docs: float refreshAndGetAvg() {
  		long total = 0;
  		int count = 0;
  
  		for (InputChannel channel : inputGate.getInputChannels().values()) {
  			if (channel instanceof RemoteInputChannel) {
  				RemoteInputChannel rc = (RemoteInputChannel) channel;
  
  				int size = rc.unsynchronizedGetNumberOfQueuedBuffers();
  				total += size;
  				++count;
  			}
  		}
  
  		return count == 0 ? 0 : total / (float) count;
  	}