Re: Per Operator State Monitoring

2019-11-26 Thread Yu Li
Hi Aaron, I don't think we have such fine grained metrics on per operation state size, but from your description that "YARN kills containers who are exceeding their memory limits", I think the root cause is not the state size but related to the memory consumption of the state backend. My guess

Re: Per Operator State Monitoring

2019-11-25 Thread Piotr Nowojski
Hi, I’m not sure if there is some simple way of doing that (maybe some other contributors will know more). There are two potential ideas worth exploring: - use periodically triggered save points for monitoring? If I remember correctly save points are never incremental - use save point

Per Operator State Monitoring

2019-11-22 Thread Aaron Langford
Hey Flink Community, I'm working on a Flink application where we are implementing operators that extend the RichFlatMap and RichCoFlatMap interfaces. As a result, we are working directly with Flink's state API (ValueState, ListState, MapState). Something that appears to be extremely valuable is