JTReg Test Failure: java/util/Arrays/TimSortStackSize2.java (2)

[adam-thorpe]

Failure link

Rebuild: https://ci.adoptopenjdk.net/job/Grinder/parambuild/?JDK_VERSION=8&JDK_IMPL=openj9&BUILD_LIST=openjdk&JenkinsFile=openjdk_x86-64_linux_xl&CUSTOM_TARGET=test/jdk/java/util/Arrays/TimSortStackSize2.java&TARGET=jdk_custom_0

• test category: openjdk
• OS/architecture: all (large heap only)
• Version: 8 (maybe 11 and 13 as well, they fail due to another issue at the moment)
• JVM: openj9 only

Optional info

• intermittent failure: no
• regression or new test: regression

Failure output (captured from console output)

run main/othervm -Xms385m TimSortStackSize2 67108864:

10:10:47  JVMDUMP039I Processing dump event "systhrow", detail "java/lang/OutOfMemoryError" at 2019/09/25 09:10:42 - please wait.
10:10:47  JVMDUMP032I JVM requested System dump using '/home/jenkins/workspace/Grinder_Advanced/openjdk-tests/TestConfig/test_output_15694026323897/jdk_custom_0/work/scratch/0/core.20190925.091042.15721.0001.dmp' in response to an event
10:10:47  JVMDUMP010I System dump written to /home/jenkins/workspace/Grinder_Advanced/openjdk-tests/TestConfig/test_output_15694026323897/jdk_custom_0/work/scratch/0/core.20190925.091042.15721.0001.dmp
10:10:47  JVMDUMP032I JVM requested Heap dump using '/home/jenkins/workspace/Grinder_Advanced/openjdk-tests/TestConfig/test_output_15694026323897/jdk_custom_0/work/scratch/0/heapdump.20190925.091042.15721.0002.phd' in response to an event
10:10:47  JVMDUMP010I Heap dump written to /home/jenkins/workspace/Grinder_Advanced/openjdk-tests/TestConfig/test_output_15694026323897/jdk_custom_0/work/scratch/0/heapdump.20190925.091042.15721.0002.phd
10:10:47  JVMDUMP032I JVM requested Java dump using '/home/jenkins/workspace/Grinder_Advanced/openjdk-tests/TestConfig/test_output_15694026323897/jdk_custom_0/work/scratch/0/javacore.20190925.091042.15721.0003.txt' in response to an event
10:10:47  JVMDUMP010I Java dump written to /home/jenkins/workspace/Grinder_Advanced/openjdk-tests/TestConfig/test_output_15694026323897/jdk_custom_0/work/scratch/0/javacore.20190925.091042.15721.0003.txt
10:10:47  JVMDUMP032I JVM requested Snap dump using '/home/jenkins/workspace/Grinder_Advanced/openjdk-tests/TestConfig/test_output_15694026323897/jdk_custom_0/work/scratch/0/Snap.20190925.091042.15721.0004.trc' in response to an event
10:10:47  JVMDUMP010I Snap dump written to /home/jenkins/workspace/Grinder_Advanced/openjdk-tests/TestConfig/test_output_15694026323897/jdk_custom_0/work/scratch/0/Snap.20190925.091042.15721.0004.trc
10:10:47  JVMDUMP013I Processed dump event "systhrow", detail "java/lang/OutOfMemoryError".
10:10:47  java.lang.OutOfMemoryError: Java heap space
10:10:47  	at TimSortStackSize2.createArray(TimSortStackSize2.java:164)
10:10:47  	at TimSortStackSize2.doTest(TimSortStackSize2.java:59)
10:10:47  	at TimSortStackSize2.main(TimSortStackSize2.java:43)
10:10:47  	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
10:10:47  	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
10:10:47  	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
10:10:47  	at java.lang.reflect.Method.invoke(Method.java:498)
10:10:47  	at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
10:10:47  	at java.lang.Thread.run(Thread.java:819)

Just to clarify, this is a different issue to #7086

[adam-thorpe]

From: adoptium/aqa-tests#830

[pshipton]

For historical reasons OpenJ9 JDK8 uses a -Xmx512m by default, which is different and smaller than Hotspot. I expect if the test is run with a bigger -Xmx then it would pass.