Re: Getting thread deadlock in streams 10.2.0 if a partition is re-assigned to a different thread in same instance

2017-03-02 Thread Sachin Mittal
Hi, It makes sense looks like task 0_4 took more than max poll timeout time. However I have difficulty processing following lines: DEBUG 2017-03-01 18:17:42,465 [StreamThread-1]: org.apache.kafka.streams.processor.internals.StreamThread - stream-thread [StreamThread-1] creating new task 0_4 ... DE

Re: Getting thread deadlock in streams 10.2.0 if a partition is re-assigned to a different thread in same instance

2017-03-02 Thread Damian Guy
Hi Sachin, This is because another thread hasn't released the lock. It is generally caused because it is taking a long time to restore or process the incoming records. It might be helpful to take a Thread dump so we can see what each thread is doing. Thanks, Damian On Thu, 2 Mar 2017 at 12:14 Sa

Getting thread deadlock in streams 10.2.0 if a partition is re-assigned to a different thread in same instance

2017-03-02 Thread Sachin Mittal
Hi, We are getting some deadlock state after re-balance and what we found that it happens after re-balance the partition is assigned to a different thread in same instance. Looks like previous thread is not releasing the rocks db lock. Here are the complete logs spanned across multiple files. ht