Hi! I have not used the Kafka Offset Checker before, maybe someone who worked with that can chime in.
Greetings, Stephan On Wed, Aug 3, 2016 at 4:59 PM, Janardhan Reddy <janardhan.re...@olacabs.com > wrote: > I can see that offsets are stored in zookeeper and are not returned when i > query through kafka offset checker. > > Can you please tell me how to monitor kafka flink consumer lag for 0.8 > flink kafka consumer. > > On Wed, Aug 3, 2016 at 3:29 PM, Stephan Ewen <se...@apache.org> wrote: > >> Hi! >> >> Just check in the code. The 0.8 FlinkKafkaConsumer should always commit >> offsets, regardless of whether checkpointing is enables. The 0.9 >> FlinkKafkaConsumer actually does not do any periodic offset committing when >> checkpointing is disabled. >> >> Greetings, >> Stephan >> >> On Wed, Aug 3, 2016 at 7:36 AM, Janardhan Reddy < >> janardhan.re...@olacabs.com> wrote: >> >>> Checkpointing wasn't enabled in the streaming job, but the offsets >>> should have been committed to zookeeper. >>> >>> But we don't see the offsets being written to zookeeper. >>> >>> On Tue, Aug 2, 2016 at 7:41 PM, Till Rohrmann <trohrm...@apache.org> >>> wrote: >>> >>>> Hi Janardhan, >>>> >>>> Flink should commit the current offsets to Zookeeper whenever a >>>> checkpoint has been completed. In case that you disabled checkpointing, >>>> then the offsets will be periodically committed to ZooKeeper. The default >>>> value is 60s. >>>> >>>> Could it be that there wasn't yet a completed checkpoint? Which version >>>> of Flink are you using? >>>> >>>> Cheers, >>>> Till >>>> >>>> On Tue, Aug 2, 2016 at 7:26 PM, Janardhan Reddy < >>>> janardhan.re...@olacabs.com> wrote: >>>> >>>>> Hi, >>>>> >>>>> When the run the following command i am getting that no topic is >>>>> available for that consumer group. i am suing >>>>> flink-connector-kafka-0.8_${scala.version}(2.11). >>>>> >>>>> ./bin/kafka-consumer-groups.sh --zookeeper <> --group <> --describe >>>>> >>>>> No topic available for consumer group provided >>>>> >>>>> >>>>> Does the kafka consumer commit offset to the broker always ? Do we >>>>> need to enable checkpointing for the offsets to be committed ? >>>>> >>>>> >>>>> Thanks >>>>> >>>> >>>> >>> >> >