void
site_heapdump(JNIEnv *env)
{
rawMonitorEnter(gdata->data_access_lock); {
jvmtiHeapCallbacks heapCallbacks;
/* Remove class dumped status, all classes must be dumped */
class_all_status_remove(CLASS_DUMPED);
/* Clear in_heap_dump flag */
tls_clear_in_heap_dump();
/* Dump the last thread traces and get the lists back we need */
tls_dump_traces(env);
/* Write header for heap dump */
io_heap_header(gdata->total_live_instances, gdata->total_live_bytes);
/* Setup a clean reference table */
reference_init();
/* Walk over all reachable objects and dump out roots */
gdata->gref_serial_number_counter = gdata->gref_serial_number_start;
/* Issue thread object for fake non-existent unknown thread
* just in case someone refers to it. Real threads are handled
* during iterate over reachable objects.
*/
io_heap_root_thread_object(0, gdata->unknown_thread_serial_num,
trace_get_serial_number(gdata->system_trace_index));
/* Iterate over heap and get the real stuff */
(void)memset(&heapCallbacks, 0, sizeof(heapCallbacks));
/* Select callbacks */
heapCallbacks.heap_reference_callback = &cbReference;
if ( gdata->primfields == JNI_TRUE ) {
heapCallbacks.primitive_field_callback = &cbPrimFieldData;
}
if ( gdata->primarrays == JNI_TRUE ) {
heapCallbacks.array_primitive_value_callback = &cbPrimArrayData;
}
followReferences(&heapCallbacks, (void*)NULL);
/* Process reference information. */
object_reference_dump(env);
object_clear_references();
reference_cleanup();
/* Dump the last thread traces and get the lists back we need */
tls_dump_traces(env);
/* Write out footer for heap dump */
io_heap_footer();
} rawMonitorExit(gdata->data_access_lock);
}
void
site_heapdump(JNIEnv *env)
{
rawMonitorEnter(gdata->data_access_lock); {
struct { int i; } user_data; /* FIXUP */
user_data.i = 0;
/* Remove class dumped status, all classes must be dumped */
class_all_status_remove(CLASS_DUMPED);
/* Clear in_heap_dump flag */
tls_clear_in_heap_dump();
/* Dump the last thread traces and get the lists back we need */
tls_dump_traces(env);
/* Write header for heap dump */
io_heap_header(gdata->total_live_instances, gdata->total_live_bytes);
/* Setup a clean reference table */
reference_init();
/* Walk over all reachable objects and dump out roots */
gdata->gref_serial_number_counter = gdata->gref_serial_number_start;
/* Issue thread object for fake non-existent unknown thread
* just in case someone refers to it. Real threads are handled
* during iterate over reachable objects.
*/
io_heap_root_thread_object(0, gdata->unknown_thread_serial_num,
trace_get_serial_number(gdata->system_trace_index));
/* Iterate over heap and get the real stuff */
iterateOverReachableObjects(&root_object, &stack_object,
&reference_object, (void*)&user_data);
/* Process reference information. */
object_reference_dump(env);
object_clear_references();
reference_cleanup();
/* Dump the last thread traces and get the lists back we need */
tls_dump_traces(env);
/* Write out footer for heap dump */
io_heap_footer();
} rawMonitorExit(gdata->data_access_lock);
}
