Yes there is. But if we are using ProducerPerformance test, it's configured as giving input when running the test command. Do you write a java program to test the latency? Thanks.
On Thu, Aug 13, 2015 at 3:54 PM, Alvaro Gareppe <agare...@gmail.com> wrote: > I'm using last one, but not using the ProducerPerformance, I created my > own. but I think there is a producer.properties file in config folder in > kafka.. is that configuration not for this tester ? > > On Thu, Aug 13, 2015 at 4:18 PM, Yuheng Du <yuheng.du.h...@gmail.com> > wrote: > > > Thank you Alvaro, > > > > How to use sync producers? I am running the standard ProducerPerformance > > test from kafka to measure the latency of each message to send from > > producer to broker only. > > The command is like "bin/kafka-run-class.sh > > org.apache.kafka.clients.tools.ProducerPerformance test7 50000000 100 -1 > > acks=1 bootstrap.servers=esv4-hcl198.grid.linkedin.com:9092 > > buffer.memory=67108864 batch.size=8196" > > > > For running producers, where should I put the producer.type=sync > > configuration into? The config/server.properties? Also Does this mean we > > are using batch size of 1? Which version of Kafka are you using? > > thanks. > > > > On Thu, Aug 13, 2015 at 3:01 PM, Alvaro Gareppe <agare...@gmail.com> > > wrote: > > > > > Are you measuring latency as time between producer and consumer ? > > > > > > In that case, the ack shouldn't affect the latency, cause even tough > your > > > producer is not going to wait for the ack, the consumer will only get > the > > > message after its commited in the server. > > > > > > About latency my best result occur with sync producers, but the > > throughput > > > is much lower in that case. > > > > > > About not flushing to disk I'm pretty sure that it's not an option in > > kafka > > > (correct me if I'm wrong) > > > > > > Regards, > > > Alvaro Gareppe > > > > > > On Thu, Aug 13, 2015 at 12:59 PM, Yuheng Du <yuheng.du.h...@gmail.com> > > > wrote: > > > > > > > Also, the latency results show no major difference when using ack=0 > or > > > > ack=1. Why is that? > > > > > > > > On Thu, Aug 13, 2015 at 11:51 AM, Yuheng Du < > yuheng.du.h...@gmail.com> > > > > wrote: > > > > > > > > > I am running an experiment where 92 producers is publishing data > > into 6 > > > > > brokers and 10 consumer are reading online data simultaneously. > > > > > > > > > > How should I do to reduce the latency? Currently when I run the > > > producer > > > > > performance test the average latency is around 10s. > > > > > > > > > > Should I disable log.flush? How to do that? Thanks. > > > > > > > > > > > > > > > > > > > > > -- > > > Ing. Alvaro Gareppe > > > agare...@gmail.com > > > > > > > > > -- > Ing. Alvaro Gareppe > agare...@gmail.com >
