hi Rui, We are using open jdk , `openjdk version "1.8.0_265"`
Best, Feng On Thu, Sep 28, 2023 at 2:15 PM rui chen <ruichen...@gmail.com> wrote: > 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 >>>>>>> >>>>>>
