Re: Questions about checkpointAlignmentTime in unaligned checkpoint

2021-04-04 Thread Kai Fu
; *Send Date:*Mon Apr 5 09:18:39 2021 > *Recipients:*user > *Subject:*Questions about checkpointAlignmentTime in unaligned checkpoint > >> Hi team, >> >> I'm observing the metrics reporter still emits *checkpointAlignmentTime >> *metric >> in the unaligned ch

Re: Questions about checkpointAlignmentTime in unaligned checkpoint

2021-04-04 Thread Yun Gao
Hi Kai, Under unaligned checkpoint settings, there are still alignment process. Although the task could snapshot the state of the operators on received the first barrier and emit barriers to the following tasks, it still need to wait till all the barriers to be received before finalize the check