Re: multi-application correlated savepoints

2016-05-10 Thread Maciek Próchniak
hmm... quite interesting question. But I think I don't fully understand your use case - how are your applications coupled? Through kafka topics? E.g. output of one is input for other? Or do they consume from same input? And why exactly do you want to get back to specific point in all of them?

multi-application correlated savepoints

2016-05-10 Thread Krzysztof Zarzycki
Hi! I'm thinking about using a great Flink functionality - savepoints . I would like to be able to stop my streaming application, rollback the state of it and restart it (for example to update code, to fix a bug). Let's say I would like travel back in time and reprocess some data. But what if I had