The following test timed out in the JDK22 CI:

vmTestbase/vm/gc/containers/Combination05/TestDescription.java

Here's a snippet from the log file:

#section:main
----------messages:(8/513)----------
command: main -XX:-UseGCOverheadLimit vm.gc.containers.ContainersTest -ms low -ct TreeSet(randomString) -ct LinkedHashSet(random(arrays))
reason: User specified action: run main/othervm -XX:-UseGCOverheadLimit vm.gc.containers.ContainersTest -ms low -ct TreeSet(randomString) -ct LinkedHashSet(random(arrays))
started: Fri Jun 30 18:57:22 UTC 2023
Mode: othervm [/othervm specified]
Timeout information:
--- Timeout information end.
finished: Fri Jun 30 19:05:32 UTC 2023
elapsed time (seconds): 489.398
----------configuration:(0/0)----------
----------System.out:(37/2453)----------
Stress time: 30 seconds
Stress iterations factor: 1
Stress threads factor: 1
Stress runs factor: 1
Max memory: 1073741824
Sleep time: 500
Iterations: 0
Number of threads: 24
Run GC thread: false
Run mem diag thread: false
Run forever: false
Starting Thread[#37,vm.gc.containers.ContainersTest$Mutator@cea479d,5,MainThreadGroup]
Starting Thread[#38,vm.gc.containers.ContainersTest$Mutator@8a39b8a,5,MainThreadGroup]
Starting Thread[#39,vm.gc.containers.ContainersTest$Mutator@2b2efc7f,5,MainThreadGroup]
Starting Thread[#40,vm.gc.containers.ContainersTest$Mutator@75a68028,5,MainThreadGroup]
Starting Thread[#41,vm.gc.containers.ContainersTest$Mutator@42e444d7,5,MainThreadGroup]
Starting Thread[#42,vm.gc.containers.ContainersTest$Mutator@568fe8ca,5,MainThreadGroup]
Starting Thread[#43,vm.gc.containers.ContainersTest$Mutator@a1e3b60,5,MainThreadGroup]
Starting Thread[#44,vm.gc.containers.ContainersTest$Mutator@4bf84dcb,5,MainThreadGroup]
Starting Thread[#45,vm.gc.containers.ContainersTest$Mutator@2bda6a9f,5,MainThreadGroup]
Starting Thread[#46,vm.gc.containers.ContainersTest$Mutator@2ba1e96,5,MainThreadGroup]
Starting Thread[#47,vm.gc.containers.ContainersTest$Mutator@7904f09a,5,MainThreadGroup]
Starting Thread[#48,vm.gc.containers.ContainersTest$Mutator@709b6c64,5,MainThreadGroup]
Starting Thread[#49,vm.gc.containers.ContainersTest$Mutator@8ed6e7a,5,MainThreadGroup]
Starting Thread[#50,vm.gc.containers.ContainersTest$Mutator@5af18f5f,5,MainThreadGroup]
Starting Thread[#51,vm.gc.containers.ContainersTest$Mutator@4af24bb,5,MainThreadGroup]
Starting Thread[#52,vm.gc.containers.ContainersTest$Mutator@2f7c8006,5,MainThreadGroup]
Starting Thread[#53,vm.gc.containers.ContainersTest$Mutator@4c81b52d,5,MainThreadGroup]
Starting Thread[#54,vm.gc.containers.ContainersTest$Mutator@1adc5095,5,MainThreadGroup]
Starting Thread[#55,vm.gc.containers.ContainersTest$Mutator@67ab2589,5,MainThreadGroup]
Starting Thread[#56,vm.gc.containers.ContainersTest$Mutator@2c9cf5ca,5,MainThreadGroup]
Starting Thread[#57,vm.gc.containers.ContainersTest$Mutator@6d7515a9,5,MainThreadGroup]
Starting Thread[#58,vm.gc.containers.ContainersTest$Mutator@15d5b86a,5,MainThreadGroup]
Starting Thread[#59,vm.gc.containers.ContainersTest$Mutator@2bec4034,5,MainThreadGroup]
Starting Thread[#60,vm.gc.containers.ContainersTest$Mutator@6095d226,5,MainThreadGroup]
No unexpected exceptions/errors are thrown
Timeout refired 480 times
----------System.err:(25/1144)----------
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
Creating container: size = 100 count = 139586
STATUS:Passed.
----------rerun:(42/6902)*----------

<snip>

result: Error. Program `c:\ade\mesos\work_dir\jib-master\install\jdk-22+5-306\windows-x64-debug.jdk\jdk-22\fastdebug\bin\java' timed out (timeout set to 480000ms, elapsed time including timeout handling was 489384ms).


The test PASSed while the timeout handler was running. The test
is using the default timeout value of 120 seconds and the test was
run with the default timeoutFactor of 4 so 480 seconds. This test
execution took:

elapsed time (seconds): 489.398

so just a smidge over the line. I don't know this test and I haven't
looked at its "normal" execution average on windows-x64...