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comparison src/share/vm/gc_implementation/shared/mutableNUMASpace.cpp @ 6197:d2a62e0f25eb

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6995781: Native Memory Tracking (Phase 1) 7151532: DCmd for hotspot native memory tracking Summary: Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd Reviewed-by: acorn, coleenp, fparain
author zgu
date Thu, 28 Jun 2012 17:03:16 -0400
parents b632e80fc9dc
children f34d701e952e
comparison
equal deleted inserted replaced
6174:74533f63b116 6197:d2a62e0f25eb
41 # include "thread_bsd.inline.hpp" 41 # include "thread_bsd.inline.hpp"
42 #endif 42 #endif
43 43
44 44
45 MutableNUMASpace::MutableNUMASpace(size_t alignment) : MutableSpace(alignment) { 45 MutableNUMASpace::MutableNUMASpace(size_t alignment) : MutableSpace(alignment) {
46 _lgrp_spaces = new (ResourceObj::C_HEAP) GrowableArray<LGRPSpace*>(0, true); 46 _lgrp_spaces = new (ResourceObj::C_HEAP, mtGC) GrowableArray<LGRPSpace*>(0, true);
47 _page_size = os::vm_page_size(); 47 _page_size = os::vm_page_size();
48 _adaptation_cycles = 0; 48 _adaptation_cycles = 0;
49 _samples_count = 0; 49 _samples_count = 0;
50 update_layout(true); 50 update_layout(true);
51 } 51 }
229 // Check if the topology had changed. 229 // Check if the topology had changed.
230 bool changed = os::numa_topology_changed(); 230 bool changed = os::numa_topology_changed();
231 if (force || changed) { 231 if (force || changed) {
232 // Compute lgrp intersection. Add/remove spaces. 232 // Compute lgrp intersection. Add/remove spaces.
233 int lgrp_limit = (int)os::numa_get_groups_num(); 233 int lgrp_limit = (int)os::numa_get_groups_num();
234 int *lgrp_ids = NEW_C_HEAP_ARRAY(int, lgrp_limit); 234 int *lgrp_ids = NEW_C_HEAP_ARRAY(int, lgrp_limit, mtGC);
235 int lgrp_num = (int)os::numa_get_leaf_groups(lgrp_ids, lgrp_limit); 235 int lgrp_num = (int)os::numa_get_leaf_groups(lgrp_ids, lgrp_limit);
236 assert(lgrp_num > 0, "There should be at least one locality group"); 236 assert(lgrp_num > 0, "There should be at least one locality group");
237 // Add new spaces for the new nodes 237 // Add new spaces for the new nodes
238 for (int i = 0; i < lgrp_num; i++) { 238 for (int i = 0; i < lgrp_num; i++) {
239 bool found = false; 239 bool found = false;
263 } else { 263 } else {
264 i++; 264 i++;
265 } 265 }
266 } 266 }
267 267
268 FREE_C_HEAP_ARRAY(int, lgrp_ids); 268 FREE_C_HEAP_ARRAY(int, lgrp_ids, mtGC);
269 269
270 if (changed) { 270 if (changed) {
271 for (JavaThread *thread = Threads::first(); thread; thread = thread->next()) { 271 for (JavaThread *thread = Threads::first(); thread; thread = thread->next()) {
272 thread->set_lgrp_id(-1); 272 thread->set_lgrp_id(-1);
273 } 273 }