The following test fails in the JDK23 CI:

runtime/os/TestTransparentHugePageUsage.java

Here's a snippet from the log file:

#section:driver
----------messages:(7/273)----------
command: driver runtime.os.TestTransparentHugePageUsage
reason: User specified action: run driver runtime.os.TestTransparentHugePageUsage
started: Fri Jan 26 17:19:01 UTC 2024
Mode: agentvm
Agent id: 33
finished: Fri Jan 26 17:19:02 UTC 2024
elapsed time (seconds): 0.793
----------configuration:(14/1894)----------

<snip>

----------System.out:(1/2085)----------
Command line: [/opt/mach5/mesos/work_dir/jib-master/install/jdk-23+8-499/linux-x64-debug.jdk/jdk-23/fastdebug/bin/java -cp /opt/mach5/mesos/work_dir/slaves/73e57426-9086-438c-bf1c-51bfaf1790ad-S36649/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/66225702-8d9e-445f-936d-273ad8a1e472/runs/b9c4d990-f663-41ad-9e51-0085eb44307b/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_runtime/classes/4/runtime/os/TestTransparentHugePageUsage.d:/opt/mach5/mesos/work_dir/jib-master/install/jdk-23+8-499/src.full/open/test/hotspot/jtreg/runtime/os:/opt/mach5/mesos/work_dir/slaves/73e57426-9086-438c-bf1c-51bfaf1790ad-S36649/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/66225702-8d9e-445f-936d-273ad8a1e472/runs/b9c4d990-f663-41ad-9e51-0085eb44307b/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_runtime/classes/4/test/lib:/opt/mach5/mesos/work_dir/jib-master/install/jtreg/7.3.1/1/bundles/jtreg-7.3.1+1.zip/jtreg/lib/jtreg.jar:/opt/mach5/mesos/work_dir/jib-master/install/jtreg/7.3.1/1/bundles/jtreg-7.3.1+1.zip/jtreg/lib/junit-platform-console-standalone-1.9.2.jar:/opt/mach5/mesos/work_dir/jib-master/install/jtreg/7.3.1/1/bundles/jtreg-7.3.1+1.zip/jtreg/lib/testng-7.3.0.jar:/opt/mach5/mesos/work_dir/jib-master/install/jtreg/7.3.1/1/bundles/jtreg-7.3.1+1.zip/jtreg/lib/jcommander-1.82.jar:/opt/mach5/mesos/work_dir/jib-master/install/jtreg/7.3.1/1/bundles/jtreg-7.3.1+1.zip/jtreg/lib/guice-5.1.0.jar -XX:MaxRAMPercentage=4.16667 -Dtest.boot.jdk=/opt/mach5/mesos/work_dir/jib-master/install/jdk/21/35/bundles/linux-x64/jdk-21_linux-x64_bin.tar.gz/jdk-21 -Djava.io.tmpdir=/opt/mach5/mesos/work_dir/slaves/73e57426-9086-438c-bf1c-51bfaf1790ad-S36649/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/66225702-8d9e-445f-936d-273ad8a1e472/runs/b9c4d990-f663-41ad-9e51-0085eb44307b/testoutput/test-support/jtreg_open_test_hotspot_jtreg_tier1_runtime/tmp -XX:+UseTransparentHugePages -XX:+AlwaysPreTouch -Xlog:startuptime,pagesize,gc+heap=debug -XX:+UseSerialGC -Xms1G -Xmx1G runtime.os.TestTransparentHugePageUsage$CatSmaps ]
----------System.err:(11/667)----------
java.lang.RuntimeException: The usage of THP is not enough.
at runtime.os.TestTransparentHugePageUsage.checkUsage(TestTransparentHugePageUsage.java:94)
at runtime.os.TestTransparentHugePageUsage.main(TestTransparentHugePageUsage.java:59)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:333)
at java.base/java.lang.Thread.run(Thread.java:1575)

JavaTest Message: Test threw exception: java.lang.RuntimeException
JavaTest Message: shutting down test

result: Failed. Execution failed: `main' threw exception: java.lang.RuntimeException: The usage of THP is not enough.