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https://issues.apache.org/jira/browse/FLINK-9859?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16571707#comment-16571707
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ASF GitHub Bot commented on FLINK-9859:
---------------------------------------
tillrohrmann commented on a change in pull request #6339: [FLINK-9859]
[runtime] distinguish JM akka config
URL: https://github.com/apache/flink/pull/6339#discussion_r208240548
##########
File path:
flink-yarn/src/main/java/org/apache/flink/yarn/YarnApplicationMasterRunner.java
##########
@@ -278,6 +279,15 @@ protected int runApplicationMaster(Configuration config) {
// ----------------- (2) start the actor system
-------------------
+ // Enlarge thread pool to improve the performance of
ActorSystem.
+
config.setDouble(AkkaOptions.FORK_JOIN_EXECUTOR_PARALLELISM_FACTOR, 1.0);
+
config.setInteger(AkkaOptions.FORK_JOIN_EXECUTOR_PARALLELISM_MIN, 16);
+
config.setInteger(AkkaOptions.FORK_JOIN_EXECUTOR_PARALLELISM_MAX, 64);
+
config.setInteger(AkkaOptions.SERVER_SOCKET_WORKER_POOL_SIZE_MIN, 8);
+
config.setInteger(AkkaOptions.SERVER_SOCKET_WORKER_POOL_SIZE_MAX, 64);
+
config.setInteger(AkkaOptions.CLIENT_SOCKET_WORKER_POOL_SIZE_MIN, 8);
+
config.setInteger(AkkaOptions.CLIENT_SOCKET_WORKER_POOL_SIZE_MIN, 64);
Review comment:
Please remove.
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> Distinguish TM akka config with JM config
> -----------------------------------------
>
> Key: FLINK-9859
> URL: https://issues.apache.org/jira/browse/FLINK-9859
> Project: Flink
> Issue Type: Improvement
> Components: Local Runtime
> Affects Versions: 1.5.1
> Reporter: 陈梓立
> Assignee: 陈梓立
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.5.3
>
>
> ... increase the number of akka threads on JM, to improve its performance;
> decrease the number of akka threads on TM, to save resource.
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