checksum.update(sequence.getData(), sequence.getOffset()+Journal.BATCH_CONTROL_RECORD_SIZE, sequence.getLength()-Journal.BATCH_CONTROL_RECORD_SIZE);
buff.writeLong(checksum.getValue());
}
// Now do the 1 big write.
file.seek(wb.offset);
if (maxStat > 0) {
if (statIdx < maxStat) {
stats[statIdx++] = sequence.getLength();
} else {
long all = 0;