Hey Brendan, Do you use a file source by any chance?
On Mon, Jun 26, 2023 at 4:31 AM Brendan Cortez <brendan.cortez...@gmail.com> wrote: > Hi all! > > I'm trying to submit a Flink Job in Application Mode in the Kubernetes > cluster. > > I see some problems when an application has a big number of operators > (more than 20 same operators) - it freezes for ~6 minutes after > *2023-06-21 15:46:45,082 WARN > org.apache.flink.connector.kafka.sink.KafkaSinkBuilder [] - Property > [transaction.timeout.ms <http://transaction.timeout.ms/>] not specified. > Setting it to PT1H* > and until > > *2023-06-21 15:53:20,002 INFO > org.apache.flink.streaming.api.graph.StreamGraphGenerator [] - Disabled > Checkpointing. Checkpointing is not supported and not needed when executing > jobs in BATCH mode.*(logs in attachment) > > When I set log.level=DEBUG, I see only this message each 10 seconds: > *2023-06-21 14:51:30,921 DEBUG > org.apache.flink.runtime.resourcemanager.active.ActiveResourceManager [] - > Trigger heartbeat request.* > > Please, could you help me understand the cause of this problem and how to > fix it. I use the Flink 1.15.3 version. > > Thank you in advance! > > Best regards, > Brendan Cortez. >