The following test timed out in the JDK22 CI:

vmTestbase/gc/gctests/StringInternSync2/TestDescription.java

Here's a snippet from the log file:

#section:main
----------messages:(8/372)----------
command: main gc.gctests.StringInternSync.StringInternSync -ms high
reason: User specified action: run main/othervm gc.gctests.StringInternSync.StringInternSync -ms high
started: Wed Aug 23 08:14:54 UTC 2023
Mode: othervm [/othervm specified]
Timeout information:
--- Timeout information end.
finished: Wed Aug 23 08:27:14 UTC 2023
elapsed time (seconds): 739.92
----------configuration:(0/0)----------
----------System.out:(39/3052)----------
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
The overall size of interned strings : 10M
The count of interned strings : 104857
Starting Thread[#37,gc.gctests.StringInternSync.StringInternSync$StringGenerator@48a82dfa,5,MainThreadGroup]
Starting Thread[#38,gc.gctests.StringInternSync.StringInternSync$StringGenerator@7198acb,5,MainThreadGroup]
Starting Thread[#39,gc.gctests.StringInternSync.StringInternSync$StringGenerator@e57a02f,5,MainThreadGroup]
Starting Thread[#40,gc.gctests.StringInternSync.StringInternSync$StringGenerator@16b098f5,5,MainThreadGroup]
Starting Thread[#41,gc.gctests.StringInternSync.StringInternSync$StringGenerator@229b651c,5,MainThreadGroup]
Starting Thread[#42,gc.gctests.StringInternSync.StringInternSync$StringGenerator@699fec56,5,MainThreadGroup]
Starting Thread[#43,gc.gctests.StringInternSync.StringInternSync$StringGenerator@5a7a7f92,5,MainThreadGroup]
Starting Thread[#44,gc.gctests.StringInternSync.StringInternSync$StringGenerator@481f3318,5,MainThreadGroup]
Starting Thread[#45,gc.gctests.StringInternSync.StringInternSync$StringGenerator@31d50c82,5,MainThreadGroup]
Starting Thread[#46,gc.gctests.StringInternSync.StringInternSync$StringGenerator@273eabb2,5,MainThreadGroup]
Starting Thread[#47,gc.gctests.StringInternSync.StringInternSync$StringGenerator@2e31c628,5,MainThreadGroup]
Starting Thread[#48,gc.gctests.StringInternSync.StringInternSync$StringGenerator@1f07a705,5,MainThreadGroup]
Starting Thread[#49,gc.gctests.StringInternSync.StringInternSync$StringGenerator@62f097b,5,MainThreadGroup]
Starting Thread[#50,gc.gctests.StringInternSync.StringInternSync$StringGenerator@549e4137,5,MainThreadGroup]
Starting Thread[#51,gc.gctests.StringInternSync.StringInternSync$StringGenerator@74becd0a,5,MainThreadGroup]
Starting Thread[#52,gc.gctests.StringInternSync.StringInternSync$StringGenerator@56a37317,5,MainThreadGroup]
Starting Thread[#53,gc.gctests.StringInternSync.StringInternSync$StringGenerator@2839cc69,5,MainThreadGroup]
Starting Thread[#54,gc.gctests.StringInternSync.StringInternSync$StringGenerator@e08b7a0,5,MainThreadGroup]
Starting Thread[#55,gc.gctests.StringInternSync.StringInternSync$StringGenerator@c5cfdf6,5,MainThreadGroup]
Starting Thread[#56,gc.gctests.StringInternSync.StringInternSync$StringGenerator@412a1ca1,5,MainThreadGroup]
Starting Thread[#57,gc.gctests.StringInternSync.StringInternSync$StringGenerator@2716da69,5,MainThreadGroup]
Starting Thread[#58,gc.gctests.StringInternSync.StringInternSync$StringGenerator@6ce8cc9c,5,MainThreadGroup]
Starting Thread[#59,gc.gctests.StringInternSync.StringInternSync$StringGenerator@7302fba,5,MainThreadGroup]
Starting Thread[#60,gc.gctests.StringInternSync.StringInternSync$StringGenerator@166ee4e9,5,MainThreadGroup]
No unexpected exceptions/errors are thrown
Timeout signalled after 480 seconds
----------System.err:(1/16)----------
STATUS:Passed.
----------rerun:(41/6771)*----------

<snip>

result: Error. Program `c:\ade\mesos\work_dir\jib-master\install\jdk-22+12-856\windows-x64-debug.jdk\jdk-22\fastdebug\bin\java' timed out (timeout set to 480000ms, elapsed time including timeout handling was 739907ms).


Default timeout value of 120 seconds/2 minutes with a default timeoutFactor
of 4 means a total timeout of 480 seconds/8 minutes. The run executed
for 739.92 seconds.