The fix for 8043477 may have overshot the goal and did not leave enough wiggle room in the timing.

On Windows, Test java/lang/ProcessBuilder/Basic.java failed with:

Test failed: waitFor didn't take long enough (9973894ns)

Passed = 9187, failed = 1

STDERR:
java.lang.Exception: Stack trace
at java.lang.Thread.dumpStack(Thread.java:1329)
at Basic.fail(Basic.java:2548)
at Basic.fail(Basic.java:2549)
at Basic.realMain(Basic.java:2303)
at Basic.main(Basic.java:2558)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.sun.javatest.regtest.MainWrapper$MainThread.run(MainWrapper.java:94)
at java.lang.Thread.run(Thread.java:745)
java.lang.AssertionError: Some tests failed
at Basic.main(Basic.java:2560)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.sun.javatest.regtest.MainWrapper$MainThread.run(MainWrapper.java:94)
at java.lang.Thread.run(Thread.java:745)