Hi Fabian, We're using our own image built from the official Flink docker image, so we should have the code to use jemalloc in the docker entrypoint.
I'm going to give 1.14 a try and will let you know how it goes. On Mon, Oct 4, 2021 at 8:29 AM Fabian Paul <fabianp...@ververica.com> wrote: > Hi Kevin, > > We bumped the RocksDb version with Flink 1.14 which we thought increases > the memory control [1]. In the past we also saw problems with the allocator > used of the OS. We switched to use jemalloc within our docker images which > has a better memory fragmentation [2]. Are you using the official Flink > docker image or did you build your own? > > I am also pulling in yun tang who is more familiar with Flinkās state > backend. Maybe he has an immediate idea about your problem. > > Best, > Fabian > > > [1] https://issues.apache.org/jira/browse/FLINK-14482 > [2] > https://lists.apache.org/thread.html/r596a19f8cf7278bcf9e30c3060cf00562677d4be072050444a5caf99%40%3Cdev.flink.apache.org%3E > <https://lists.apache.org/thread.html/r596a19f8cf7278bcf9e30c3060cf00562677d4be072050444a5caf99@%3Cdev.flink.apache.org%3E> > > >