src/hotspot/share/runtime/memprofiler.cpp

rev 47287 : Port 09.17.Thread_SMR_logging_update from JDK9 to JDK10
rev 47289 : eosterlund, stefank CR - refactor code into threadSMR.cpp and threadSMR.hpp
rev 47292 : stefank, coleenp CR - refactor most JavaThreadIterator usage to use JavaThreadIteratorWithHandle.

*** 109,129 ****
  void MemProfiler::do_trace() {
    // Calculate thread local sizes
    size_t handles_memory_usage    = VMThread::vm_thread()->handle_area()->size_in_bytes();
    size_t resource_memory_usage   = VMThread::vm_thread()->resource_area()->size_in_bytes();
    {
!     ThreadsListHandle tlh;
!     JavaThreadIterator jti(tlh.list());
!     for (JavaThread *cur = jti.first(); cur != NULL; cur = jti.next()) {
        handles_memory_usage  += cur->handle_area()->size_in_bytes();
        resource_memory_usage += cur->resource_area()->size_in_bytes();
      }
  
      // Print trace line in log
      fprintf(_log_fp, "%6.1f,%5d,%5d," UINTX_FORMAT_W(6) "," UINTX_FORMAT_W(6) ",",
              os::elapsedTime(),
!             tlh.length(),
              InstanceKlass::number_of_instance_classes(),
              Universe::heap()->used() / K,
              Universe::heap()->capacity() / K);
    }
  
--- 109,128 ----
  void MemProfiler::do_trace() {
    // Calculate thread local sizes
    size_t handles_memory_usage    = VMThread::vm_thread()->handle_area()->size_in_bytes();
    size_t resource_memory_usage   = VMThread::vm_thread()->resource_area()->size_in_bytes();
    {
!     JavaThreadIteratorWithHandle jtiwh;
!     for (; JavaThread *cur = jtiwh.next(); ) {
        handles_memory_usage  += cur->handle_area()->size_in_bytes();
        resource_memory_usage += cur->resource_area()->size_in_bytes();
      }
  
      // Print trace line in log
      fprintf(_log_fp, "%6.1f,%5d,%5d," UINTX_FORMAT_W(6) "," UINTX_FORMAT_W(6) ",",
              os::elapsedTime(),
!             jtiwh.length(),
              InstanceKlass::number_of_instance_classes(),
              Universe::heap()->used() / K,
              Universe::heap()->capacity() / K);
    }