Re: Question about akka configuration for FLIP-6

2018-09-09 Thread Gary Yao
Hi Tison, These can be still be set but judging from the documentation [1], they have never been very relevant in Flink: Heartbeat interval for Akka's transport failure detector. Since Flink uses TCP, the detector is not necessary. Therefore, the detector is disabled by setting the in

Re: Question about akka configuration for FLIP-6

2018-09-09 Thread 陈梓立
Hi Gray, Thanks for your useful information! Here I wonder if the following configs still valid on FLIP-6 mode. 1. akka.transport.heartbeat.interval 2. akka.transport.heartbeat.pause It seems they are different from HeartbeatServices and possibly still valid. Best, tison. Gary Yao 于2018年9月10

Re: Question about akka configuration for FLIP-6

2018-09-09 Thread Gary Yao
I should add that in FLIP-6 mode we are not relying on Akka's DeathWatch but because Flink's RPC framework uses Akka, you are still able to configure the other Akka config options [1]. [1] https://ci.apache.org/projects/flink/flink-docs-release-1.5/ops/config.html#distributed-coordination-via-akka

Re: Question about akka configuration for FLIP-6

2018-09-09 Thread Gary Yao
Hi Tony, You are right that with FLIP-6 Akka is abstracted away. If you want custom heartbeat settings, you can configure the options below [1]: heatbeat.interval heartbeat.timeout The config option taskmanager.exit-on-fatal-akka-error is also not relevant anymore. I closest I can think