Hi Haihang, After scanning the user mailing list, I found some users have reported checkpoint timeout when using unaligned checkpoint, can you share which checkpoint mode do you use? (The information can be found in log or the checkpoint -> configuration tab in webui)
Best, Yingjie Yingjie Cao <kevin.ying...@gmail.com> 于2021年3月30日周二 下午4:29写道： > Hi Haihang, > > I think your issue is not related to FLINK-16404 > <https://issues.apache.org/jira/browse/FLINK-16404>, because that change > should have small impact on checkpoint time, we already have a micro > benchmark for that change (1s checkpoint interval) and no regression is > seen. > > Could you share some more information, for example, the stack of the task > which can not finish the checkpoint? > > Best, > Yingjie > > Haihang Jing <gentlemenj...@gmail.com> 于2021年3月25日周四 上午10:58写道： > >> Hi，Congxian ,thanks for your replay. >> job run on Flink1.9 （checkpoint interval 3min） >> < >> http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/file/t3050/6.png> >> >> job run on Flink1.12 （checkpoint interval 10min） >> < >> http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/file/t3050/7.png> >> >> job run on Flink1.12 （checkpoint interval 3min） >> Pic1：Time used to complete the checkpoint in 1.12 is longer（5m32s）： >> < >> http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/file/t3050/2.png> >> >> Pic2：Start delay（4m27s）： >> < >> http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/file/t3050/1.png> >> >> Pic3：Next checkpoint failed（task141 ack n/a）： >> < >> http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/file/t3050/3.png> >> >> Pic4：Did not see back pressure and data skew： >> < >> http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/file/t3050/4.png> >> >> Pic5：Subtask deal same data nums ，checkpoint endToEnd fast： >> < >> http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/file/t3050/5.png> >> >> Best， >> Haihang >> >> >> >> -- >> Sent from: >> http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/ >> >
