Re: ClassNotFoundException in custom SourceFunction

2017-12-09 Thread romain.jln
Hi, The problem is that most of the exceptions appear when my job has been running for some hours. The only way for me to reproduce some of those errors is by using the web UI and hitting the cancel button of my job. So if I can find a way to generate this action locally in a test, maybe I can

Re: aggregate does not allow RichAggregateFunction ?

2017-12-09 Thread Vishal Santoshi
An additional question is that if the source is key partitioned ( kafka ) does a keyBy retain the order of a kafka partirion across a shuffle ? On Fri, Dec 8, 2017 at 1:12 PM, Vishal Santoshi wrote: > I understand that. Let me elaborate. The sequence of events is > > 1. Round robin dispatch to

ayncIO & TM akka response

2017-12-09 Thread Chen Qin
Hi there, In recent, our production fink jobs observed some weird performance issue. When job tailing kafka source failed and try to catch up, asyncIO after event trigger get much higher load on task thread. Since each TM allocated two virtual CPU in docker, my assumption was akka message between