Hi, it looks like https://issues.apache.org/jira/browse/KAFKA-5970. Try restarting broker 1.
Best regards, Stanislav. 2017-11-10 14:00 GMT+01:00 Vitaliy Semochkin <vitaliy...@gmail.com>: > Hi, > > I have a cluster with 3 brokers (0.11) > when I create a topic with min.insync.replicas=2 and replication-factor 2 > I see number of insync replicats in the created topic is less than > min.insync.replicas. > Why some partitions have less than 2 in sync repicas? How to prevent it? > > Here is the commands I used and the output. > kafka-topics.sh --create --topic test --replication-factor 2 --config > min.insync.replicas=2 --partitions 30 --zookeeper 127.0.0.1 > kafka-topics.sh --describe --topic test --zookeeper 127.0.0.1 > > Topic:test PartitionCount:30 ReplicationFactor:2 > Configs:min.insync.replicas=2 > Topic: highload Partition: 0 Leader: 2 Replicas: 2,3 Isr: > 2,3 > Topic: highload Partition: 1 Leader: 3 Replicas: 3,1 Isr: > 3,1 > Topic: highload Partition: 2 Leader: 1 Replicas: 1,2 Isr: > 1,2 > Topic: highload Partition: 3 Leader: 2 Replicas: 2,1 Isr: > 2,1 > Topic: highload Partition: 4 Leader: 3 Replicas: 3,2 Isr: > 3,2 > Topic: highload Partition: 5 Leader: 1 Replicas: 1,3 Isr: 1 > Topic: highload Partition: 6 Leader: 2 Replicas: 2,3 Isr: > 2,3 > Topic: highload Partition: 7 Leader: 3 Replicas: 3,1 Isr: > 3,1 > Topic: highload Partition: 8 Leader: 1 Replicas: 1,2 Isr: > 1,2 > Topic: highload Partition: 9 Leader: 2 Replicas: 2,1 Isr: > 2,1 > Topic: highload Partition: 10 Leader: 3 Replicas: 3,2 Isr: > 3,2 > Topic: highload Partition: 11 Leader: 1 Replicas: 1,3 Isr: > 1 > Topic: highload Partition: 12 Leader: 2 Replicas: 2,3 Isr: > 2,3 > Topic: highload Partition: 13 Leader: 3 Replicas: 3,1 Isr: > 3,1 > Topic: highload Partition: 14 Leader: 1 Replicas: 1,2 Isr: > 1,2 > Topic: highload Partition: 15 Leader: 2 Replicas: 2,1 Isr: > 2,1 > Topic: highload Partition: 16 Leader: 3 Replicas: 3,2 Isr: > 3,2 > Topic: highload Partition: 17 Leader: 1 Replicas: 1,3 Isr: > 1 > Topic: highload Partition: 18 Leader: 2 Replicas: 2,3 Isr: > 2,3 > Topic: highload Partition: 19 Leader: 3 Replicas: 3,1 Isr: > 3,1 > Topic: highload Partition: 20 Leader: 1 Replicas: 1,2 Isr: > 1,2 > Topic: highload Partition: 21 Leader: 2 Replicas: 2,1 Isr: > 2,1 > Topic: highload Partition: 22 Leader: 3 Replicas: 3,2 Isr: > 3,2 > Topic: highload Partition: 23 Leader: 1 Replicas: 1,3 Isr: > 1 > Topic: highload Partition: 24 Leader: 2 Replicas: 2,3 Isr: > 2,3 > Topic: highload Partition: 25 Leader: 3 Replicas: 3,1 Isr: > 3,1 > Topic: highload Partition: 26 Leader: 1 Replicas: 1,2 Isr: > 1,2 > Topic: highload Partition: 27 Leader: 2 Replicas: 2,1 Isr: > 2,1 > Topic: highload Partition: 28 Leader: 3 Replicas: 3,2 Isr: > 3,2 > Topic: highload Partition: 29 Leader: 1 Replicas: 1,3 Isr: > 1 >
