* Update number of bytes to read next value.
*/
protected void updateBytesRead() {
long bytesRead = getReadBytes();
if (bytesRead >= nextBytesRead) {
BytesRead sbr = new BytesRead((int) bytesRead);
getChannel((byte) 2).write(sbr);
//@todo: what do we want to see printed here?
//log.info(sbr);
nextBytesRead += bytesReadInterval;
}