Have you checked the consumer lag? You can use the offset checker tool to see if there is a lag. On 14 Sep 2015 18:36, "noah" <iamn...@gmail.com> wrote:
> We're using 0.8.2.1 processing maybe 1 million messages per hour. Each > message includes tracking information with a timestamp for when it was > produced, and a timestamp for when it was consumed, to give us roughly the > amount of time it spent in Kafka. On average this number is in the seconds > and our upper percentiles are in the minutes. > > What metrics and settings can we look at to figure out why we might be > spending so much time in Kafka? >