Hi team, I am having java.util.IllegalFormatConversionException when running MirrorMaker with log level set to trace. The code is off latest trunk with commit 8f0003f9b694b4da5fbd2f86db872d77a43eb63f
The way I bring up is bin/kafka-run-class.sh kafka.tools.MirrorMaker --consumer.config ~/Downloads/kafka/kafka_2.10-0.8.2.0/config/consumer.properties --producer.config ~/Downloads/kafka/kafka_2.10-0.8.2.0/config/producer.properties --num.streams 1 --num.producers 1 --no.data.loss --whitelist "mm-benchmark-test\\w*" --offset.commit.interval.ms 10000 --queue.byte.size 1024 and set the log level to trace in tools-log4j.properties here is the log snippet [2015-03-07 02:04:27,211] TRACE [mirrormaker-producer-0] Sending message with value size 13 (kafka.tools.MirrorMaker$ProducerThread) [2015-03-07 02:04:27,211] TRACE Sending record ProducerRecord(topic=mm-benchmark-test, partition=null, key=[B@130362d0, value=[B@434c4f70 with callback kafka.tools.MirrorMaker$MirrorMakerProducerCallback@46f36494 to topic mm-benchmark-test partition 0 (org.apache.kafka.clients.producer.KafkaProducer) [2015-03-07 02:04:27,212] TRACE [mirrormaker-producer-0] Sending message with value size 13 (kafka.tools.MirrorMaker$ProducerThread) [2015-03-07 02:04:27,212] TRACE Sending record ProducerRecord(topic=mm-benchmark-test, partition=null, key=[B@54957b67, value=[B@21d8d293 with callback kafka.tools.MirrorMaker$MirrorMakerProducerCallback@21e8c241 to topic mm-benchmark-test partition 0 (org.apache.kafka.clients.producer.KafkaProducer) [2015-03-07 02:04:27,212] TRACE [mirrormaker-producer-0] Sending message with value size 13 (kafka.tools.MirrorMaker$ProducerThread) [2015-03-07 02:04:27,212] TRACE Sending record ProducerRecord(topic=mm-benchmark-test, partition=null, key=[B@1eed723b, value=[B@1acd590b with callback kafka.tools.MirrorMaker$MirrorMakerProducerCallback@1f90eeec to topic mm-benchmark-test partition 0 (org.apache.kafka.clients.producer.KafkaProducer) [2015-03-07 02:04:27,212] TRACE [mirrormaker-producer-0] Sending message with value size 13 (kafka.tools.MirrorMaker$ProducerThread) [2015-03-07 02:04:27,212] TRACE Sending record ProducerRecord(topic=mm-benchmark-test, partition=null, key=[B@3ae8a936, value=[B@bd3671 with callback kafka.tools.MirrorMaker$MirrorMakerProducerCallback@6413518 to topic mm-benchmark-test partition 0 (org.apache.kafka.clients.producer.KafkaProducer) [2015-03-07 02:04:27,212] ERROR Error executing user-provided callback on message for topic-partition mm-benchmark-test-0: (org.apache.kafka.clients.producer.internals.RecordBatch) java.util.IllegalFormatConversionException: d != kafka.tools.MirrorMaker$UnackedOffset at java.util.Formatter$FormatSpecifier.failConversion(Formatter.java:4045) at java.util.Formatter$FormatSpecifier.printInteger(Formatter.java:2748) at java.util.Formatter$FormatSpecifier.print(Formatter.java:2702) at java.util.Formatter.format(Formatter.java:2488) at java.util.Formatter.format(Formatter.java:2423) at java.lang.String.format(String.java:2790) at scala.collection.immutable.StringLike$class.format(StringLike.scala:266) at scala.collection.immutable.StringOps.format(StringOps.scala:31) at kafka.tools.MirrorMaker$MirrorMakerProducerCallback$$anonfun$onCompletion$2.apply(MirrorMaker.scala:592) at kafka.tools.MirrorMaker$MirrorMakerProducerCallback$$anonfun$onCompletion$2.apply(MirrorMaker.scala:592) at kafka.utils.Logging$class.trace(Logging.scala:36) at kafka.tools.MirrorMaker$.trace(MirrorMaker.scala:57) at kafka.tools.MirrorMaker$MirrorMakerProducerCallback.onCompletion(MirrorMaker.scala:592) at org.apache.kafka.clients.producer.internals.RecordBatch.done(RecordBatch.java:91) at org.apache.kafka.clients.producer.internals.Sender.completeBatch(Sender.java:267) at org.apache.kafka.clients.producer.internals.Sender.handleProduceResponse(Sender.java:235) at org.apache.kafka.clients.producer.internals.Sender.access$100(Sender.java:55) at org.apache.kafka.clients.producer.internals.Sender$1.onComplete(Sender.java:312) at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:225) at org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:199) at org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:124) at java.lang.Thread.run(Thread.java:745) [2015-03-07 02:04:27,212] TRACE [mirrormaker-producer-0] Sending message with value size 13 (kafka.tools.MirrorMaker$ProducerThread) -- Regards, Tao
