replication.factor set to match source topics. (3 in our case). what do you mean by retires? I don't see retries property in StreamConfig class.
On Thu, Oct 5, 2017 at 7:55 PM, Stas Chizhov <schiz...@gmail.com> wrote: > Hi > > Have you set replication.factor and retries properties? > > BR > > tors 5 okt. 2017 kl. 18:45 skrev Dmitriy Vsekhvalnov < > dvsekhval...@gmail.com > >: > > > Hi all, > > > > we were testing Kafka cluster outages by randomly crashing broker nodes > (1 > > of 3 for instance) while still keeping majority of replicas available. > > > > Time to time our kafka-stream app crashing with exception: > > > > [ERROR] [StreamThread-1] > > [org.apache.kafka.streams.processor.internals.StreamThread] > [stream-thread > > [StreamThread-1] Failed while executing StreamTask 0_1 due to flush > state: > > ] org.apache.kafka.streams.errors.StreamsException: task [0_1] exception > > caught when producing at > > > > org.apache.kafka.streams.processor.internals.RecordCollectorImpl. > checkForException(RecordCollectorImpl.java:121) > > at > > > > org.apache.kafka.streams.processor.internals.RecordCollectorImpl.flush( > RecordCollectorImpl.java:129) > > at > > > > org.apache.kafka.streams.processor.internals.StreamTask.flushState( > StreamTask.java:422) > > at > > > > org.apache.kafka.streams.processor.internals.StreamThread$4.apply( > StreamThread.java:555) > > at > > > > org.apache.kafka.streams.processor.internals. > StreamThread.performOnTasks(StreamThread.java:501) > > at > > > > org.apache.kafka.streams.processor.internals.StreamThread.flushAllState( > StreamThread.java:551) > > at > > > > org.apache.kafka.streams.processor.internals.StreamThread. > shutdownTasksAndState(StreamThread.java:449) > > at > > > > org.apache.kafka.streams.processor.internals.StreamThread.shutdown( > StreamThread.java:391) > > at > > > > org.apache.kafka.streams.processor.internals. > StreamThread.run(StreamThread.java:372) > > Caused by: org.apache.kafka.common.errors.TimeoutException: Expiring 1 > > record(s) for > > > > audit-metrics-collector-store_context.operation-message. > bucketStartMs-message.dc-repartition-0: > > 30026 ms has passed since batch creation plus linger time > > > > after that clearly only restart of app and it continues processing. > > > > We believe it is correlated with our outage testing and question is: what > > are recommended options for make kafka-stream application more resilient > to > > broker crashes? > > > > Thank you. > > >