Comment 1 for bug 1743698

[srajanga@nodem2 1743698]$ strings core.contrail-collec.3343.nodec7.1515620709 | grep -i assert
or: src/contrail-analytics/contrail-collector/kafka_processor.cc:477: void KafkaProcessor::StopKafka(): Assertion `RdKafka::wait_destroyed(8000) == 0' failed.