test/jdk/java/lang/management/ThreadMXBean/ResetPeakThreadCount.java

rev 52112 : [mq]: 8021335

*** 156,169 ****
          if (peak2 != (peak1 + delta)) {
              throw new RuntimeException("Current Peak = " + peak2 +
                  " Expected to be == previous peak = " + peak1 + " + " +
                  delta);
          }
-         // wait until the current thread count gets incremented
-         while (mbean.getThreadCount() < (current + count)) {
-             Thread.sleep(100);
-         }
          current = mbean.getThreadCount();
          System.out.println("   Live thread count before returns " + current);
          return current;
      }
  
--- 156,165 ----
*** 193,208 ****
  
          for (int i = from; i < (from+count); i++) {
              allThreads[i].join();
          }
  
-         // there is a race in the counter update logic somewhere causing
-         // the thread counters go ff
-         // we need to give the terminated threads some extra time to really die
-         // JDK-8021335
-         Thread.sleep(500);
- 
          long current = mbean.getThreadCount();
          System.out.println("   Live thread count before returns " + current);
          return current;
      }
  
--- 189,198 ----