TestTerminatedThread.java (original) (raw)

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rev 52057 : 8211931: [ppc] runtime/jni/terminatedThread/TestTerminatedThread.java fails as threads don't terminate immediately

@@ -82,13 +82,31 @@

     if (mbean.isThreadCpuTimeSupported() &&
         mbean.isThreadCpuTimeEnabled() ) {
         System.out.println("Calling getThreadCpuTime ...");
         long t1 = mbean.getThreadCpuTime(t.getId());

```
       if (t1 != -1) {
```

       // On ppc, we see the thread time still increasing for a while, until

       // the thread actually disappears and our linux::fast_cpu_time() returns -1.

```
       // So give it a few tries.
```

       // Basically, a new thread could get the same tid, but given this test

       // we can assume the VM does not start new threads any more.

```
       long t2 = t1;
```

       int retry_count = 60; // 60 tries each taking one second.

       while (t2 != -1 && retry_count > 0) {

```
           if (t2 != t1) {
```

               System.out.println("" + retry_count + " ThreadCpuTime still increasing after join:  " + t2);

```
           } else {
```

               System.out.println("" + retry_count + " Thread was still around with ThreadCpuTime: " + t1);

```
           }
```

           java.lang.Thread.sleep(1000);

           t2 = mbean.getThreadCpuTime(t.getId());

```
           retry_count--;
```
```
       }
```

       if (t2 != -1) {
           throw new RuntimeException("Invalid ThreadCpuTime returned = " +

                                      t1 + " expected = -1");

                                      t2 + " expected = -1");
       }
       System.out.println("Okay: getThreadCpuTime() reported -1 as expected");
   } else {
       System.out.println("Skipping Thread CPU time test as it's not supported");
   }

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