Running the executables from Flink distribution of the source build

2018-03-11 Thread kedar mhaswade
Flink gurus! I have built Flink from source. I find that the executables are all at: /flink-dist/target/flink-1.6-SNAPSHOT-bin/flink-1.6-SNAPSHOT. However, when I try to run start-scala-shell.sh local from the bin subfolder of this folder, it does not seem to run the simple wordcount example.

What's the best way to clean up the expired rocksdb state

2018-03-11 Thread sundy
hi: my streaming application always do Key by the some keys with event timestamp, such as keyBy( “qps_1520777430”), so the expired keys(1 hours ago) are useless. And I use rocksdb to store the state, I want to know What's the best way to clean up the expired rocksdb state, should I must

AW: Akka wants to connect with username "flink"

2018-03-11 Thread Lukas Werner
Hello Nico, Thanks for helping me with this. It's really nerve-wracking, not coming further with this. No here's what I tried: I checked if port is open by using telnet and connecting to jobmanager's port, worked. Furthermore I've started the jobmanager and taskmanager individual on each node,

Sliding window based on event arrival

2018-03-11 Thread Miyuru Dayarathna
Hi, I need to create a sliding window of 4 events in Flink streaming application. The window should slide by one event per every new arriving event. Furthermore, per each new arriving event I need to calculate the aggregate sum of a particular field in the 4 events I have in the window. I have