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https://issues.apache.org/jira/browse/FLINK-10799?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16679517#comment-16679517
]
ASF GitHub Bot commented on FLINK-10799:
----------------------------------------
tillrohrmann closed pull request #7027: [FLINK-10799][yarn] YARN mode
JobManager JVM memory args add -XmsXXXm
URL: https://github.com/apache/flink/pull/7027
This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:
As this is a foreign pull request (from a fork), the diff is supplied
below (as it won't show otherwise due to GitHub magic):
diff --git
a/flink-yarn/src/main/java/org/apache/flink/yarn/AbstractYarnClusterDescriptor.java
b/flink-yarn/src/main/java/org/apache/flink/yarn/AbstractYarnClusterDescriptor.java
index c161e227577..de41b75d6ec 100644
---
a/flink-yarn/src/main/java/org/apache/flink/yarn/AbstractYarnClusterDescriptor.java
+++
b/flink-yarn/src/main/java/org/apache/flink/yarn/AbstractYarnClusterDescriptor.java
@@ -1610,9 +1610,11 @@ protected ContainerLaunchContext
setupApplicationMasterContainer(
final Map<String, String> startCommandValues = new HashMap<>();
startCommandValues.put("java", "$JAVA_HOME/bin/java");
- startCommandValues.put("jvmmem", "-Xmx" +
- Utils.calculateHeapSize(jobManagerMemoryMb,
flinkConfiguration) +
- "m");
+
+ int heapSize = Utils.calculateHeapSize(jobManagerMemoryMb,
flinkConfiguration);
+ String jvmHeapMem = String.format("-Xms%sm -Xmx%sm", heapSize,
heapSize);
+ startCommandValues.put("jvmmem", jvmHeapMem);
+
startCommandValues.put("jvmopts", javaOpts);
String logging = "";
diff --git
a/flink-yarn/src/test/java/org/apache/flink/yarn/YarnClusterDescriptorTest.java
b/flink-yarn/src/test/java/org/apache/flink/yarn/YarnClusterDescriptorTest.java
index f206b6678cf..2726501c9a7 100644
---
a/flink-yarn/src/test/java/org/apache/flink/yarn/YarnClusterDescriptorTest.java
+++
b/flink-yarn/src/test/java/org/apache/flink/yarn/YarnClusterDescriptorTest.java
@@ -174,7 +174,7 @@ public void testSetupApplicationMasterContainer() {
true);
final String java = "$JAVA_HOME/bin/java";
- final String jvmmem = "-Xmx424m";
+ final String jvmmem = "-Xms424m -Xmx424m";
final String jvmOpts = "-Djvm"; // if set
final String jmJvmOpts = "-DjmJvm"; // if set
final String krb5 = "-Djava.security.krb5.conf=krb5.conf";
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> YARN mode JobManager JVM memory args add -XmsXXXm
> -------------------------------------------------
>
> Key: FLINK-10799
> URL: https://issues.apache.org/jira/browse/FLINK-10799
> Project: Flink
> Issue Type: Improvement
> Components: YARN
> Affects Versions: 1.3.3, 1.4.2, 1.5.5, 1.6.2
> Reporter: xinchun
> Assignee: xinchun
> Priority: Minor
> Labels: pull-request-available
> Fix For: 1.8.0
>
>
> When start JobManager on Yarn mode, only set -Xmx parameter , add -Xms also
> to avoid high frequency full gc at start up phase.
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