Test serviceability/tmtools/jstat/GcTest02.java failed: java.lang.RuntimeException: GCT != (YGCT + CGCT + FGCT)

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    • Type: Bug
    • Resolution: Duplicate
    • Priority: P4
    • None
    • Affects Version/s: 26
    • Component/s: hotspot
    • svc

      ----------System.out:(6/798)----------
      [2025-06-30T08:37:39.157658156Z] started process 1393685 [/opt/mach5/mesos/work_dir/jib-master/install/jdk-26+5-377/linux-x64-debug.jdk/jdk-26/fastdebug/bin/jstat, -gc, 1393594] with out/err redirected to './out.16676872682798409585.txt' and './err.16676872682798409585.txt'
      [2025-06-30T08:37:42.396634135Z] process 1393685 finished with exit code = 0
      Process output: Exit code: 0
      stdout: S0C S1C S0U S1U EC EU OC OU MC MU CCSC CCSU YGC YGCT FGC FGCT CGC CGCT GCT
              0.0 0.0 0.0 0.0 4096.0 4096.0 126976.0 0.0 0.0 0.0 0.0 0.0 1 0.000 0 0.000 0 0.000 0.016
      stderr:
      ----------System.err:(14/1041)----------
      java.lang.RuntimeException: GCT != (YGCT + CGCT + FGCT) (GCT = 0.016, YGCT = 0.0, CGCT = 0.0, FGCT = 0.0, (YCGT + CGCT + FGCT) = 0.0)
      at utils.JstatResults.assertThat(JstatResults.java:172)
      at utils.JstatGcResults.assertConsistency(JstatGcResults.java:123)
      at GarbageProducerTest.run(GarbageProducerTest.java:50)
      at GcTest02.main(GcTest02.java:45)
      at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
      at java.base/java.lang.reflect.Method.invoke(Method.java:565)
      at com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)
      at java.base/java.lang.Thread.run(Thread.java:1474)

            Assignee:
            Kevin Walls
            Reporter:
            David Holmes
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            Watchers:
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              Created:
              Updated:
              Resolved: