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ASF GitHub Bot commented on KAFKA-2289: --------------------------------------- guozhangwang commented on issue #71: KAFKA-2289: KafkaProducer logs erroneous warning on startup URL: https://github.com/apache/kafka/pull/71#issuecomment-353667249 Closing for cleanup ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org > KafkaProducer logs erroneous warning on startup > ----------------------------------------------- > > Key: KAFKA-2289 > URL: https://issues.apache.org/jira/browse/KAFKA-2289 > Project: Kafka > Issue Type: Bug > Components: clients > Affects Versions: 0.8.2.1 > Reporter: Henning Schmiedehausen > Priority: Trivial > > When creating a new KafkaProducer using the > KafkaProducer(KafkaConfig, Serializer<K>, Serializer<V>) constructor, Kafka > will list the following lines, which are harmless but are still at WARN level: > WARN [2015-06-19 23:13:56,557] > org.apache.kafka.clients.producer.ProducerConfig: The configuration > value.serializer = class XXXX was supplied but isn't a known config. > WARN [2015-06-19 23:13:56,557] > org.apache.kafka.clients.producer.ProducerConfig: The configuration > key.serializer = class YYYY was supplied but isn't a known config. -- This message was sent by Atlassian JIRA (v6.4.14#64029)