----------System.err:(17/915)----------
java.lang.Exception: WriteServer: Timed out
at TestThread.finish(TestThread.java:67)
at Write.main(Write.java:47)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:333)
at java.base/java.lang.Thread.run(Thread.java:1570)
java.lang.Exception: Failed
at Write.main(Write.java:48)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:333)
at java.base/java.lang.Thread.run(Thread.java:1570)

JavaTest Message: Test threw exception: java.lang.Exception
JavaTest Message: shutting down test

result: Failed. Execution failed: `main' threw exception: java.lang.Exception: Failed


test result: Failed. Execution failed: `main' threw exception: java.lang.Exception: Failed

This could be an OS scheduling issue or something much deeper
If the join was not a timed operation, the jtreg would have captured the details
some progress diagnostics would help with analysis
Do the server complete its reads appropriately