MasterTxn ackTxn = repNode.getFeederTxns().getAckTxn(txnId);
SyncPolicy replicaSync = SyncPolicy.NO_SYNC;
if (ackTxn != null) {
ackTxn.stampRepWriteTime();
long messageTransferMs = ackTxn.messageTransferMs();
totalTransferDelay += messageTransferMs;
if (messageTransferMs > transferLoggingThresholdMs) {
final String message =
String.format("Feeder for: %s, Txn: %,d " +
" log to rep stream time %,dms." +