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Kafka (1.0.0) Benchmark Commands
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| Producer | |
| Setup | |
| bin/kafka-topics.sh --zookeeper localhost:2181/kafka-local --create --topic test-rep-one --partitions 6 --replication-factor 1 | |
| bin/kafka-topics.sh --zookeeper localhost:2181/kafka-local --create --topic test-rep-two --partitions 6 --replication-factor 3 | |
| Single thread, no replication | |
| bin/kafka-run-class.sh org.apache.kafka.tools.ProducerPerformance --print-metrics --topic test-rep-one --num-records 6000000 --throughput 100000 --record-size 100 --producer-props bootstrap.servers=kafka_host:9092 buffer.memory=67108864 batch.size=8196 | |
| Single-thread, async 3x replication | |
| bin/kafka-run-class.sh org.apache.kafka.tools.ProducerPerformance --print-metrics --topic test-rep-two --num-records 6000000 --throughput 100000 --record-size 100 --producer-props bootstrap.servers=kafka_host:9092 acks=1 buffer.memory=67108864 batch.size=8196 | |
| Single-thread, sync 3x replication | |
| bin/kafka-run-class.sh org.apache.kafka.tools.ProducerPerformance --print-metrics --topic test-rep-two --num-records 6000000 --throughput 100000 --record-size 100 --producer-props bootstrap.servers=kafka_host:9092 acks=-1 buffer.memory=67108864 batch.size=8196 | |
| Effect of message size | |
| for i in 10 100 1000 10000 100000; | |
| do | |
| echo "" | |
| echo $i | |
| bin/kafka-run-class.sh org.apache.kafka.tools.ProducerPerformance --print-metrics --topic test-rep-two --num-records $((1000*1024*1024/$i)) --throughput 100000 --record-size $i --producer-props bootstrap.servers=kafka_host:9092 acks=1 buffer.memory=67108864 batch.size=8196 | |
| done; | |
| Consumer | |
| Consumer throughput | |
| kafka-consumer-perf-test --broker-list kafka_host:9092 --messages 6000000 --threads 1 --topic test-rep-two --print-metrics | |
| 3 Consumers | |
| On three servers, run: | |
| kafka-consumer-perf-test --broker-list kafka_host:9092 --messages 6000000 --threads 1 --topic test-rep-two --print-metrics | |
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Running the below from CLI I am getting the error
kafka-consumer-perf-test --topic test --bootstrap-server test:9093 --messages 10 --threads 1 --consumer.config C:\kafka_2.12-2.5.0\config\consumer.properties --group test --timeout 100000 --print-metrics
Exception in thread "main" java.util.IllegalFormatConversionException: f != java.lang.Integer
at java.util.Formatter$FormatSpecifier.failConversion(Formatter.java:4302)
at java.util.Formatter$FormatSpecifier.printFloat(Formatter.java:2806)
at java.util.Formatter$FormatSpecifier.print(Formatter.java:2753)
at java.util.Formatter.format(Formatter.java:2520)
at java.util.Formatter.format(Formatter.java:2455)
at java.lang.String.format(String.java:2940)
at scala.collection.immutable.StringLike.format(StringLike.scala:354)
at scala.collection.immutable.StringLike.format$(StringLike.scala:353)
at scala.collection.immutable.StringOps.format(StringOps.scala:33)
at kafka.utils.ToolsUtils$.$anonfun$printMetrics$3(ToolsUtils.scala:60)
at kafka.utils.ToolsUtils$.$anonfun$printMetrics$3$adapted(ToolsUtils.scala:58)
at scala.collection.mutable.ResizableArray.foreach(ResizableArray.scala:62)
at scala.collection.mutable.ResizableArray.foreach$(ResizableArray.scala:55)
at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:49)
at kafka.utils.ToolsUtils$.printMetrics(ToolsUtils.scala:58)
at kafka.tools.ConsumerPerformance$.main(ConsumerPerformance.scala:82)
at kafka.tools.ConsumerPerformance.main(ConsumerPerformance.scala)
I have tried without the timeout it failed . It seems the process did not fetch the messages and stopped before doing so. Please help.