src/hotspot/share/runtime/safepoint.cpp

*** 937,947 ****
        if (cur_thread->safepoint_state()->is_running()) {
          if (!os::signal_thread(cur_thread, SIGILL, "blocking a safepoint")) {
            break; // Could not send signal. Report fatal error.
          }
          // Give cur_thread a chance to report the error and terminate the VM.
!         os::sleep(Thread::current(), 3000, false);
        }
      }
      fatal("Safepoint sync time longer than " INTX_FORMAT "ms detected when executing %s.",
            SafepointTimeoutDelay, VMThread::vm_operation()->name());
    }
--- 937,947 ----
        if (cur_thread->safepoint_state()->is_running()) {
          if (!os::signal_thread(cur_thread, SIGILL, "blocking a safepoint")) {
            break; // Could not send signal. Report fatal error.
          }
          // Give cur_thread a chance to report the error and terminate the VM.
!         os::naked_sleep(3000);
        }
      }
      fatal("Safepoint sync time longer than " INTX_FORMAT "ms detected when executing %s.",
            SafepointTimeoutDelay, VMThread::vm_operation()->name());
    }