Yuheng, Only TestEndtoEndLatency's number are end to end, for ProducerPerformance the latency is for the send-to-ack latency, which increases as batch size increases.
Guozhang On Wed, Jul 15, 2015 at 11:36 AM, Yuheng Du <yuheng.du.h...@gmail.com> wrote: > In kafka performance tests https://gist.github.com/jkreps > /c7ddb4041ef62a900e6c > > The TestEndtoEndLatency results are typically around 2ms, while the > ProducerPerformance normally has "average latency"around several hundres ms > when using batch size 8196. > > Are both results talking about end to end latency? and the > ProducerPerformance results' latency is just larger because of batching of > several messages? > > What is the message size of the TestEndtoEndLatency test uses? > > Thanks for any ideas. > > best, > -- -- Guozhang
