From https://github.com/nathanmarz/storm/wiki/Guaranteeing-message-processing#tuning-reliability
> The second way is to remove reliability on a message by message basis. You can turn off tracking for an individual spout tuple by omitting a message id in the SpoutOutputCollector.emit method. According to me, it's pretty clear that tuples are not tracked at all if message identifier is omitted, thus not counted in stats. 2014/1/7 Tor Bonde <[email protected]> > Awesome, thanks! Can't believe I didn't see that. > > Would this in any way be possible to do, if I didn't supply the messageId? > > > 2014/1/7 Guillaume Perrot <[email protected]> > >> Hi, >> You have to emit tuples from your spout with a message identifier. >> Otherwise the acking/failing mechanism is not enabled. >> > >
