private static String getNodeServingSlotRange(String infoOutput) {
	// f4f3dc4befda352a4e0beccf29f5e8828438705d 127.0.0.1:7380 master - 0
	// 1394372400827 0 connected 5461-10922
	for (String infoLine : infoOutput.split("\n")) {
	    if (infoLine.contains("myself")) {
		try {
		    return infoLine.split(" ")[8];
		} catch (ArrayIndexOutOfBoundsException e) {
		    return null;
		}
	    }
	}
	return null;
    }