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8220312: Implementation: NUMA-Aware Memory Allocation for G1, Logging (3/3)

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Reviewed-by: kbarrett, sjohanss, tschatzl
This commit is contained in:
Sangheon Kim 2019-11-13 10:51:41 -08:00
parent eaa6355cb0
commit 46c3d43f83
25 changed files with 918 additions and 57 deletions
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10
src/hotspot/share/gc/g1/heapRegionManager.cpp
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@ -26,6 +26,7 @@
#include "gc/g1/g1Arguments.hpp"
#include "gc/g1/g1CollectedHeap.inline.hpp"
#include "gc/g1/g1ConcurrentRefine.hpp"
#include "gc/g1/g1NUMAStats.hpp"
#include "gc/g1/heapRegion.hpp"
#include "gc/g1/heapRegionManager.inline.hpp"
#include "gc/g1/heapRegionSet.inline.hpp"
@ -107,10 +108,11 @@ bool HeapRegionManager::is_available(uint region) const {
HeapRegion* HeapRegionManager::allocate_free_region(HeapRegionType type, uint requested_node_index) {
HeapRegion* hr = NULL;
bool from_head = !type.is_young();
G1NUMA* numa = G1NUMA::numa();
if (requested_node_index != G1NUMA::AnyNodeIndex && G1NUMA::numa()->is_enabled()) {
if (requested_node_index != G1NUMA::AnyNodeIndex && numa->is_enabled()) {
// Try to allocate with requested node index.
hr = _free_list.remove_region_with_node_index(from_head, requested_node_index, NULL);
hr = _free_list.remove_region_with_node_index(from_head, requested_node_index);
}
if (hr == NULL) {
@ -122,6 +124,10 @@ HeapRegion* HeapRegionManager::allocate_free_region(HeapRegionType type, uint re
if (hr != NULL) {
assert(hr->next() == NULL, "Single region should not have next");
assert(is_available(hr->hrm_index()), "Must be committed");
if (numa->is_enabled() && hr->node_index() < numa->num_active_nodes()) {
numa->update_statistics(G1NUMAStats::NewRegionAlloc, requested_node_index, hr->node_index());
}
}
return hr;