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Yogesh BG edited comment on KAFKA-7209 at 7/26/18 6:56 PM: ----------------------------------------------------------- in one of the forum i see below statement, does this impact anything? we keep default value being 3 for these configurations {{what is your offsets.topic.replication.factor and transaction.state.log.replication.factor? If those are set to 3 and you have less than 3 brokers I don't imagine things will go well}} was (Author: yogeshbelur): in one of the forum i see below statement, does this impact anything? we keep default value being 3 for these configurations what is your offsets.topic.replication.factor and transaction.state.log.replication.factor? If those are set to 3 and you have less than 3 brokers I don't imagine things will go well > Kafka stream does not rebalance when one node gets down > ------------------------------------------------------- > > Key: KAFKA-7209 > URL: https://issues.apache.org/jira/browse/KAFKA-7209 > Project: Kafka > Issue Type: Bug > Components: streams > Affects Versions: 0.11.0.1 > Reporter: Yogesh BG > Priority: Critical > > I use kafka streams 0.11.0.1session timeout 60000, retries to be int.max and > backoff time default > > I have 3 nodes running kafka cluster of 3 broker > and i am running the 3 kafka stream with same > [application.id|http://application.id/] > each node has one broker one kafka stream application > everything works fine during setup > i bringdown one node, so one kafka broker and one streaming app is down > now i see exceptions in other two streaming apps and it never gets re > balanced waited for hours and never comes back to norma > is there anything am missing? > i also tried looking into when one broker is down call stream.close, cleanup > and restart this also doesn't help > can anyone help me? > > > > One thing i observed lately is that kafka topics with partitions one gets > reassigned but i have topics of 16 partitions and replication factor 3. It > never settles up -- This message was sent by Atlassian JIRA (v7.6.3#76005)