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Kafka : broker not available #82

@msadoq

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@msadoq

Hi and thank you for your efforts.
First i am new in microservice architecture.
I have a issue with kafka running.
Here is my my kafka env file :

kafka.env
ALLOW_PLAINTEXT_LISTENER=yes
KAFKA_CFG_ZOOKEEPER_CONNECT=zookeeper:2181
KAFKA_CFG_LISTENERS=INSIDE://:9093,OUTSIDE://:9092
KAFKA_CFG_ADVERTISED_LISTENERS=INSIDE://:9093,OUTSIDE://kafka:9092
KAFKA_CFG_LISTENER_SECURITY_PROTOCOL_MAP=INSIDE:PLAINTEXT,OUTSIDE:PLAINTEXT
KAFKA_CFG_AUTO_CREATE_TOPICS_ENABLE=false
KAFKA_CFG_INTER_BROKER_LISTENER_NAME=INSIDE
KAFKA_CFG_LOG_RETENTION_BYTES=1073741824
KAFKA_CFG_SEGMENT_BYTES=268435456
KAFKA_CFG_LOG_RETENTION_MS=300000
KAFKA_CFG_LOG_CLEANUP_POLICY=delete

In kafka docker compose file , i set image version like this bitnamilegacy/kafka:4.0 and my kafka queue file is like this
queue-kafka.env
TB_QUEUE_TYPE=kafka
TB_KAFKA_SERVERS=kafka:9092

I have this issue:

docker_tb-core1_1 | 2025-10-10 08:51:14,324 [kafka-admin-client-thread | adminclient-1] WARN o.apache.kafka.clients.NetworkClient - [AdminClient clientId=adminclient-1] Connection to node -1 (kafka/172.18.0.8:9092) could not be established. Broker may not be available

I don't understand this ip : 172.18.0.8

what's going on ?

Thank you for your help

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