Hi, Appreciate your response. It works now! It is just a typo of the class names.... : (.
It really has nothing to do with whether you are using the binaries or the source version of kafka. Thanks everyone! On Mon, Jul 13, 2015 at 11:18 PM, tao xiao <xiaotao...@gmail.com> wrote: > org.apache.kafka.clients.tools.ProducerPerformance resides in > kafka-clients-0.8.2.1.jar. > You need to make sure the jar exists in $KAFKA_HOME/libs/. I use > kafka_2.10-0.8.2.1 > too and here is the output > > % bin/kafka-run-class.sh org.apache.kafka.clients.tools.ProducerPerformance > > USAGE: java org.apache.kafka.clients.tools.ProducerPerformance topic_name > num_records record_size target_records_sec [prop_name=prop_value]* > > > > On Tue, 14 Jul 2015 at 05:08 Yuheng Du <yuheng.du.h...@gmail.com> wrote: > > > I am using the binaries of kafka_2.10-0.8.2.1. Could that be the problem? > > Should I use the source of kafka-0.8.2.1-src.tgz to each of my machiines, > > build them and run the test? > > Thanks. > > > > On Mon, Jul 13, 2015 at 4:37 PM, JIEFU GONG <jg...@berkeley.edu> wrote: > > > > > You may need to open up your run-class.sh in a text editor and modify > the > > > classpath -- I believe I had a similar error before. > > > > > > On Mon, Jul 13, 2015 at 1:16 PM, Yuheng Du <yuheng.du.h...@gmail.com> > > > wrote: > > > > > > > Hi guys, > > > > > > > > I am trying to replicate the test of benchmarking kafka at > > > > > > > > > > > > > > http://engineering.linkedin.com/kafka/benchmarking-apache-kafka-2-million-writes-second-three-cheap-machines > > > > . > > > > > > > > When I run > > > > > > > > bin/kafka-run-class.sh > > org.apache.kafka.clients.tools.ProducerPerformance > > > > test7 50000000 100 -1 acks=1 bootstrap.servers=192.168.1.1:9092 > > > > buffer.memory=67108864 batch.size=8196 > > > > > > > > and I got the following error: > > > > Error: Could not find or load main class > > > > org.apache.kafka.client.tools.ProducerPerformance > > > > > > > > What should I fix? Thank you! > > > > > > > > > > > > > > > > -- > > > > > > Jiefu Gong > > > University of California, Berkeley | Class of 2017 > > > B.A Computer Science | College of Letters and Sciences > > > > > > jg...@berkeley.edu <elise...@berkeley.edu> | (925) 400-3427 > > > > > >
