Yes, I am using 0.8. Network IO means bytes transferred. Thanks for reply.
On Mon, Oct 21, 2013 at 2:24 PM, Neha Narkhede <neha.narkh...@gmail.com>wrote: > Are these for Kafka 08? > > For #2 above, when you say high network I/O, do you mean number of packets > transferred or size in bytes transferred? > > Thanks, > Neha > > > On Mon, Oct 21, 2013 at 12:01 PM, Lu Xuechao <lux...@gmail.com> wrote: > > > Hi, > > > > We observed below correlation between kafka configuration and performance > > data: > > > > 1. producer insertion rate drops as compression enabled, especially gzip; > > 2. when the producer batch size is below 200, we got high CPU/network IO > on > > brokers, got high network IO on producers/consumers; > > > > What's the reasons behind? > > > > thanks. > > >