test/jdk/jdk/jfr/event/runtime/TestNetworkUtilizationEvent.java is unstable

----------System.out:(8/127)----------
jdk.NetworkUtilization {
  startTime = 21:26:07.903
  networkInterface = "lo"
  readRate = 7.9 Mbps
  writeRate = 7.9 Mbps
}


----------System.err:(16/1099)----------
java.lang.RuntimeException: assertGreaterThanOrEqual: expected 1 >= 2
        at jdk.test.lib.Asserts.fail(Asserts.java:594)
        at jdk.test.lib.Asserts.assertGreaterThanOrEqual(Asserts.java:288)
        at jdk.test.lib.Asserts.assertGreaterThanOrEqual(Asserts.java:271)
        at jdk.jfr.event.runtime.TestNetworkUtilizationEvent.main(TestNetworkUtilizationEvent.java:98)
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:564)
        at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
        at java.base/java.lang.Thread.run(Thread.java:832)