The following test failed in the JDK19 CI:

jdk/jfr/jmx/streaming/TestMaxSize.java

Here's a snippet from the log file:

#section:main
----------messages:(5/272)----------
command: main jdk.jfr.jmx.streaming.TestMaxSize
reason: User specified action: run main/othervm jdk.jfr.jmx.streaming.TestMaxSize
Mode: othervm [/othervm specified]
Additional options from @modules: --add-modules jdk.jfr,jdk.management.jfr
elapsed time (seconds): 15.692
----------configuration:(3/54)----------
Boot Layer
  add modules: jdk.jfr jdk.management.jfr

----------System.out:(24/610)----------
max-size-1639423644743
Directory size: 0
Emitted 500000 events
Directory size: 5604485
Emitted 500000 events
Directory size: 9312847
Emitted 500000 events
Directory size: 16708930
Emitted 500000 events
Directory size: 21075361
Emitted 500000 events
Directory size: 27813227
Emitted 500000 events
Directory size: 33654953
Emitted 500000 events
Directory size: 39759046
Emitted 500000 events
Directory size: 45759142
Emitted 500000 events
Directory size: 51476146
Files:
max-size-1639423644743/2021_12_13_19_27_25.jfr
max-size-1639423644743/2021_12_13_19_27_35.jfr
max-size-1639423644743/2021_12_13_19_27_38.jfr
----------System.err:(11/753)----------
java.lang.Exception: Expected only one or two chunks with setMaxSize(1_000_000). Found 3
at jdk.jfr.jmx.streaming.TestMaxSize.main(TestMaxSize.java:78)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
at java.base/java.lang.reflect.Method.invoke(Method.java:577)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
at java.base/java.lang.Thread.run(Thread.java:833)

JavaTest Message: Test threw exception: java.lang.Exception: Expected only one or two chunks with setMaxSize(1_000_000). Found 3
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.Exception: Expected only one or two chunks with setMaxSize(1_000_000). Found 3
----------rerun:(37/7986)*----------