Thanks for reporting the issue. Would you mind running hprof and sending the output?
On Mon, Dec 8, 2014 at 1:25 AM, Mathias Söderberg < mathias.soederb...@gmail.com> wrote: > Good day, > > I upgraded a Kafka cluster from v0.8.1.1 to v0.8.2-beta and noticed that > the CPU usage on the broker machines went up by roughly 40%, from ~60% to > ~100% and am wondering if anyone else has experienced something similar? > The load average also went up by 2x-3x. > > We're running on EC2 and the cluster currently consists of four m1.xlarge, > with roughly 1100 topics / 4000 partitions. Using Java 7 (1.7.0_65 to be > exact) and Scala 2.9.2. Configurations can be found over here: > https://gist.github.com/mthssdrbrg/7df34a795e07eef10262. > > I'm assuming that this is not expected behaviour for 0.8.2-beta? > > Best regards, > Mathias > -- Thanks, Neha