Re: TimerService Troubleshooting/Metrics

2018-12-18 Thread Andrey Zagrebin
Hi Sayat, As far as I know, there are no timer service metrics exposed at the moment. I pull in Stefan into the thread, maybe, he could add more. In case of RocksDB, you can try enabling RocksDB internal metrics [1]. Timer service uses RocksDB state backend to queue timers and has a dedicated

TimerService Troubleshooting/Metrics

2018-12-14 Thread sayat
Dear Flink Community, Is there a way of troubleshooting timer service? In the docs, it says that the service might degrade a job performance significantly. Is there a way how to expose and see timer service metrics i.e. length of the priority queue, how many time the service fires etc?