hi Feng Are you using the open jdk or the oracle jdk?
Best， rui rui chen <ruichen...@gmail.com> 于2023年9月27日周三 20:22写道： > hi Feng， > > Thanks for your reply, we are 8 u192 JDK, may be is the question, I found > a JDK issue:https://bugs.openjdk.org/browse/JDK-8215355. > > Best, > rui > > Feng Jin <jinfeng1...@gmail.com> 于2023年9月27日周三 20:09写道： > >> hi Rui, >> >> Which version of JDK are you using? >> >> This issue could potentially be a bug in the JDK version. >> >> If you are using JDK 8, you can try using OpenJDK 8u265 as a possible >> solution. >> >> >> Best, >> Feng >> >> >> On Wed, Sep 27, 2023 at 8:08 PM rui chen <ruichen...@gmail.com> wrote: >> >>> >>> >>> rui chen <ruichen...@gmail.com> 于2023年9月27日周三 19:32写道： >>> >>>> hi Feng, >>>> >>>> Thank you for your reply，We observed the GC situation, there is no >>>> change before and after replacement, several tasks on our line using >>>> jemalloc have appeared stuck, after removing jemalloc, no stuck situation >>>> has been found. >>>> >>>> Best, >>>> rui >>>> >>>> Feng Jin <jinfeng1...@gmail.com> 于2023年9月27日周三 19:19写道： >>>> >>>>> >>>>> hi rui, >>>>> >>>>> In general, checkpoint timeouts are typically associated with the >>>>> job's processing performance. When using jemalloc, performance degradation >>>>> is generally not observed. >>>>> >>>>> It is advisable to analyze whether the job's garbage collection (GC) >>>>> has become more frequent. >>>>> >>>>> >>>>> Best, >>>>> Feng >>>>> >>>>> >>>>> On Mon, Sep 25, 2023 at 1:21 PM rui chen <ruichen...@gmail.com> wrote: >>>>> >>>>>> After using the jemalloc memory allocator for a period of time, >>>>>> checkpoint timeout occurs and tasks are stuck. Who has encountered this? >>>>>> flink version:1.13.2, jiemalloc version: 5.3.0 >>>>>> >>>>>
