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https://issues.apache.org/jira/browse/FLINK-10581?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16672897#comment-16672897
]
ASF GitHub Bot commented on FLINK-10581:
----------------------------------------
dawidwys closed pull request #6990: [FLINK-10581][yarn] Increased the threshold
for memory verification in YarnConfigurationITCase.testFlinkContainerMemory
URL: https://github.com/apache/flink/pull/6990
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-tests/src/test/java/org/apache/flink/yarn/YarnConfigurationITCase.java
b/flink-yarn-tests/src/test/java/org/apache/flink/yarn/YarnConfigurationITCase.java
index 58710bc6962..571681aba82 100644
---
a/flink-yarn-tests/src/test/java/org/apache/flink/yarn/YarnConfigurationITCase.java
+++
b/flink-yarn-tests/src/test/java/org/apache/flink/yarn/YarnConfigurationITCase.java
@@ -179,7 +179,12 @@ public void testFlinkContainerMemory() throws Exception {
final long expectedHeadSize =
containeredTaskManagerParameters.taskManagerHeapSizeMB() << 20L;
- assertThat((double)
taskManagerInfo.getHardwareDescription().getSizeOfJvmHeap() / (double)
expectedHeadSize, is(closeTo(1.0, 0.1)));
+ // We compare here physical memory assigned to
a container with the heap memory that we should pass to
+ // jvm as Xmx parameter. Those value might
differ significantly due to sytem page size or jvm
+ // implementation therefore we use 15%
threshold here.
+ assertThat(
+ (double)
taskManagerInfo.getHardwareDescription().getSizeOfJvmHeap() / (double)
expectedHeadSize,
+ is(closeTo(1.0, 0.15)));
} finally {
restClient.shutdown(TIMEOUT);
clusterClient.shutdown();
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> YarnConfigurationITCase.testFlinkContainerMemory test instability
> -----------------------------------------------------------------
>
> Key: FLINK-10581
> URL: https://issues.apache.org/jira/browse/FLINK-10581
> Project: Flink
> Issue Type: Bug
> Components: YARN
> Affects Versions: 1.7.0
> Reporter: Piotr Nowojski
> Assignee: Dawid Wysakowicz
> Priority: Critical
> Labels: pull-request-available, test-stability
>
> Test appeared to fail (by a narrow margin) without a reason randomly:
> {noformat}
> Failed tests:
> YarnConfigurationITCase.testFlinkContainerMemory:182
> Expected: is a numeric value within <0.1> of <1.0>
> but: <0.8913043478260869> differed by <0.008695652173913077>
> {noformat}
> https://api.travis-ci.org/v3/job/442246057/log.txt
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