170
171 RegionTypeCounter(const char* name) : _name(name), _rs_mem_size(0), _cards_occupied(0),
172 _amount(0), _code_root_mem_size(0), _code_root_elems(0) { }
173
174 void add(size_t rs_mem_size, size_t cards_occupied, size_t code_root_mem_size,
175 size_t code_root_elems) {
176 _rs_mem_size += rs_mem_size;
177 _cards_occupied += cards_occupied;
178 _code_root_mem_size += code_root_mem_size;
179 _code_root_elems += code_root_elems;
180 _amount++;
181 }
182
183 size_t rs_mem_size() const { return _rs_mem_size; }
184 size_t cards_occupied() const { return _cards_occupied; }
185
186 size_t code_root_mem_size() const { return _code_root_mem_size; }
187 size_t code_root_elems() const { return _code_root_elems; }
188
189 void print_rs_mem_info_on(outputStream * out, size_t total) {
190 out->print_cr(" "SIZE_FORMAT_W(8)"K (%5.1f%%) by "SIZE_FORMAT" %s regions",
191 round_to_K(rs_mem_size()), rs_mem_size_percent_of(total), amount(), _name);
192 }
193
194 void print_cards_occupied_info_on(outputStream * out, size_t total) {
195 out->print_cr(" "SIZE_FORMAT_W(8)" (%5.1f%%) entries by "SIZE_FORMAT" %s regions",
196 cards_occupied(), cards_occupied_percent_of(total), amount(), _name);
197 }
198
199 void print_code_root_mem_info_on(outputStream * out, size_t total) {
200 out->print_cr(" "SIZE_FORMAT_W(8)"K (%5.1f%%) by "SIZE_FORMAT" %s regions",
201 round_to_K(code_root_mem_size()), code_root_mem_size_percent_of(total), amount(), _name);
202 }
203
204 void print_code_root_elems_info_on(outputStream * out, size_t total) {
205 out->print_cr(" "SIZE_FORMAT_W(8)" (%5.1f%%) elements by "SIZE_FORMAT" %s regions",
206 code_root_elems(), code_root_elems_percent_of(total), amount(), _name);
207 }
208 };
209
210
211 class HRRSStatsIter: public HeapRegionClosure {
212 private:
213 RegionTypeCounter _young;
214 RegionTypeCounter _humonguous;
215 RegionTypeCounter _free;
216 RegionTypeCounter _old;
217 RegionTypeCounter _all;
218
219 size_t _max_rs_mem_sz;
220 HeapRegion* _max_rs_mem_sz_region;
221
222 size_t total_rs_mem_sz() const { return _all.rs_mem_size(); }
223 size_t total_cards_occupied() const { return _all.cards_occupied(); }
224
225 size_t max_rs_mem_sz() const { return _max_rs_mem_sz; }
263 current = &_free;
264 } else if (r->is_young()) {
265 current = &_young;
266 } else if (r->is_humongous()) {
267 current = &_humonguous;
268 } else if (r->is_old()) {
269 current = &_old;
270 } else {
271 ShouldNotReachHere();
272 }
273 current->add(rs_mem_sz, occupied_cards, code_root_mem_sz, code_root_elems);
274 _all.add(rs_mem_sz, occupied_cards, code_root_mem_sz, code_root_elems);
275
276 return false;
277 }
278
279 void print_summary_on(outputStream* out) {
280 RegionTypeCounter* counters[] = { &_young, &_humonguous, &_free, &_old, NULL };
281
282 out->print_cr("\n Current rem set statistics");
283 out->print_cr(" Total per region rem sets sizes = "SIZE_FORMAT"K."
284 " Max = "SIZE_FORMAT"K.",
285 round_to_K(total_rs_mem_sz()), round_to_K(max_rs_mem_sz()));
286 for (RegionTypeCounter** current = &counters[0]; *current != NULL; current++) {
287 (*current)->print_rs_mem_info_on(out, total_rs_mem_sz());
288 }
289
290 out->print_cr(" Static structures = "SIZE_FORMAT"K,"
291 " free_lists = "SIZE_FORMAT"K.",
292 round_to_K(HeapRegionRemSet::static_mem_size()),
293 round_to_K(HeapRegionRemSet::fl_mem_size()));
294
295 out->print_cr(" "SIZE_FORMAT" occupied cards represented.",
296 total_cards_occupied());
297 for (RegionTypeCounter** current = &counters[0]; *current != NULL; current++) {
298 (*current)->print_cards_occupied_info_on(out, total_cards_occupied());
299 }
300
301 // Largest sized rem set region statistics
302 HeapRegionRemSet* rem_set = max_rs_mem_sz_region()->rem_set();
303 out->print_cr(" Region with largest rem set = "HR_FORMAT", "
304 "size = "SIZE_FORMAT "K, occupied = "SIZE_FORMAT"K.",
305 HR_FORMAT_PARAMS(max_rs_mem_sz_region()),
306 round_to_K(rem_set->mem_size()),
307 round_to_K(rem_set->occupied()));
308
309 // Strong code root statistics
310 HeapRegionRemSet* max_code_root_rem_set = max_code_root_mem_sz_region()->rem_set();
311 out->print_cr(" Total heap region code root sets sizes = "SIZE_FORMAT"K."
312 " Max = "SIZE_FORMAT"K.",
313 round_to_K(total_code_root_mem_sz()),
314 round_to_K(max_code_root_rem_set->strong_code_roots_mem_size()));
315 for (RegionTypeCounter** current = &counters[0]; *current != NULL; current++) {
316 (*current)->print_code_root_mem_info_on(out, total_code_root_mem_sz());
317 }
318
319 out->print_cr(" "SIZE_FORMAT" code roots represented.",
320 total_code_root_elems());
321 for (RegionTypeCounter** current = &counters[0]; *current != NULL; current++) {
322 (*current)->print_code_root_elems_info_on(out, total_code_root_elems());
323 }
324
325 out->print_cr(" Region with largest amount of code roots = "HR_FORMAT", "
326 "size = "SIZE_FORMAT "K, num_elems = "SIZE_FORMAT".",
327 HR_FORMAT_PARAMS(max_code_root_mem_sz_region()),
328 round_to_K(max_code_root_rem_set->strong_code_roots_mem_size()),
329 round_to_K(max_code_root_rem_set->strong_code_roots_list_length()));
330 }
331 };
332
333 void G1RemSetSummary::print_on(outputStream* out) {
334 out->print_cr("\n Recent concurrent refinement statistics");
335 out->print_cr(" Processed "SIZE_FORMAT" cards",
336 num_concurrent_refined_cards());
337 out->print_cr(" Of "SIZE_FORMAT" completed buffers:", num_processed_buf_total());
338 out->print_cr(" "SIZE_FORMAT_W(8)" (%5.1f%%) by concurrent RS threads.",
339 num_processed_buf_total(),
340 percent_of(num_processed_buf_rs_threads(), num_processed_buf_total()));
341 out->print_cr(" "SIZE_FORMAT_W(8)" (%5.1f%%) by mutator threads.",
342 num_processed_buf_mutator(),
343 percent_of(num_processed_buf_mutator(), num_processed_buf_total()));
344 out->print_cr(" Did "SIZE_FORMAT" coarsenings.", num_coarsenings());
345 out->print_cr(" Concurrent RS threads times (s)");
346 out->print(" ");
347 for (uint i = 0; i < _num_vtimes; i++) {
348 out->print(" %5.2f", rs_thread_vtime(i));
349 }
350 out->cr();
351 out->print_cr(" Concurrent sampling threads times (s)");
352 out->print_cr(" %5.2f", sampling_thread_vtime());
353
354 HRRSStatsIter blk;
355 G1CollectedHeap::heap()->heap_region_iterate(&blk);
356 blk.print_summary_on(out);
357 }
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170
171 RegionTypeCounter(const char* name) : _name(name), _rs_mem_size(0), _cards_occupied(0),
172 _amount(0), _code_root_mem_size(0), _code_root_elems(0) { }
173
174 void add(size_t rs_mem_size, size_t cards_occupied, size_t code_root_mem_size,
175 size_t code_root_elems) {
176 _rs_mem_size += rs_mem_size;
177 _cards_occupied += cards_occupied;
178 _code_root_mem_size += code_root_mem_size;
179 _code_root_elems += code_root_elems;
180 _amount++;
181 }
182
183 size_t rs_mem_size() const { return _rs_mem_size; }
184 size_t cards_occupied() const { return _cards_occupied; }
185
186 size_t code_root_mem_size() const { return _code_root_mem_size; }
187 size_t code_root_elems() const { return _code_root_elems; }
188
189 void print_rs_mem_info_on(outputStream * out, size_t total) {
190 out->print_cr(" " SIZE_FORMAT_W(8) "K (%5.1f%%) by " SIZE_FORMAT " %s regions",
191 round_to_K(rs_mem_size()), rs_mem_size_percent_of(total), amount(), _name);
192 }
193
194 void print_cards_occupied_info_on(outputStream * out, size_t total) {
195 out->print_cr(" " SIZE_FORMAT_W(8) " (%5.1f%%) entries by " SIZE_FORMAT " %s regions",
196 cards_occupied(), cards_occupied_percent_of(total), amount(), _name);
197 }
198
199 void print_code_root_mem_info_on(outputStream * out, size_t total) {
200 out->print_cr(" " SIZE_FORMAT_W(8) "K (%5.1f%%) by " SIZE_FORMAT " %s regions",
201 round_to_K(code_root_mem_size()), code_root_mem_size_percent_of(total), amount(), _name);
202 }
203
204 void print_code_root_elems_info_on(outputStream * out, size_t total) {
205 out->print_cr(" " SIZE_FORMAT_W(8) " (%5.1f%%) elements by " SIZE_FORMAT " %s regions",
206 code_root_elems(), code_root_elems_percent_of(total), amount(), _name);
207 }
208 };
209
210
211 class HRRSStatsIter: public HeapRegionClosure {
212 private:
213 RegionTypeCounter _young;
214 RegionTypeCounter _humonguous;
215 RegionTypeCounter _free;
216 RegionTypeCounter _old;
217 RegionTypeCounter _all;
218
219 size_t _max_rs_mem_sz;
220 HeapRegion* _max_rs_mem_sz_region;
221
222 size_t total_rs_mem_sz() const { return _all.rs_mem_size(); }
223 size_t total_cards_occupied() const { return _all.cards_occupied(); }
224
225 size_t max_rs_mem_sz() const { return _max_rs_mem_sz; }
263 current = &_free;
264 } else if (r->is_young()) {
265 current = &_young;
266 } else if (r->is_humongous()) {
267 current = &_humonguous;
268 } else if (r->is_old()) {
269 current = &_old;
270 } else {
271 ShouldNotReachHere();
272 }
273 current->add(rs_mem_sz, occupied_cards, code_root_mem_sz, code_root_elems);
274 _all.add(rs_mem_sz, occupied_cards, code_root_mem_sz, code_root_elems);
275
276 return false;
277 }
278
279 void print_summary_on(outputStream* out) {
280 RegionTypeCounter* counters[] = { &_young, &_humonguous, &_free, &_old, NULL };
281
282 out->print_cr("\n Current rem set statistics");
283 out->print_cr(" Total per region rem sets sizes = " SIZE_FORMAT "K."
284 " Max = " SIZE_FORMAT "K.",
285 round_to_K(total_rs_mem_sz()), round_to_K(max_rs_mem_sz()));
286 for (RegionTypeCounter** current = &counters[0]; *current != NULL; current++) {
287 (*current)->print_rs_mem_info_on(out, total_rs_mem_sz());
288 }
289
290 out->print_cr(" Static structures = " SIZE_FORMAT "K,"
291 " free_lists = " SIZE_FORMAT "K.",
292 round_to_K(HeapRegionRemSet::static_mem_size()),
293 round_to_K(HeapRegionRemSet::fl_mem_size()));
294
295 out->print_cr(" " SIZE_FORMAT " occupied cards represented.",
296 total_cards_occupied());
297 for (RegionTypeCounter** current = &counters[0]; *current != NULL; current++) {
298 (*current)->print_cards_occupied_info_on(out, total_cards_occupied());
299 }
300
301 // Largest sized rem set region statistics
302 HeapRegionRemSet* rem_set = max_rs_mem_sz_region()->rem_set();
303 out->print_cr(" Region with largest rem set = " HR_FORMAT ", "
304 "size = " SIZE_FORMAT "K, occupied = " SIZE_FORMAT "K.",
305 HR_FORMAT_PARAMS(max_rs_mem_sz_region()),
306 round_to_K(rem_set->mem_size()),
307 round_to_K(rem_set->occupied()));
308
309 // Strong code root statistics
310 HeapRegionRemSet* max_code_root_rem_set = max_code_root_mem_sz_region()->rem_set();
311 out->print_cr(" Total heap region code root sets sizes = " SIZE_FORMAT "K."
312 " Max = " SIZE_FORMAT "K.",
313 round_to_K(total_code_root_mem_sz()),
314 round_to_K(max_code_root_rem_set->strong_code_roots_mem_size()));
315 for (RegionTypeCounter** current = &counters[0]; *current != NULL; current++) {
316 (*current)->print_code_root_mem_info_on(out, total_code_root_mem_sz());
317 }
318
319 out->print_cr(" " SIZE_FORMAT " code roots represented.",
320 total_code_root_elems());
321 for (RegionTypeCounter** current = &counters[0]; *current != NULL; current++) {
322 (*current)->print_code_root_elems_info_on(out, total_code_root_elems());
323 }
324
325 out->print_cr(" Region with largest amount of code roots = " HR_FORMAT ", "
326 "size = " SIZE_FORMAT "K, num_elems = " SIZE_FORMAT ".",
327 HR_FORMAT_PARAMS(max_code_root_mem_sz_region()),
328 round_to_K(max_code_root_rem_set->strong_code_roots_mem_size()),
329 round_to_K(max_code_root_rem_set->strong_code_roots_list_length()));
330 }
331 };
332
333 void G1RemSetSummary::print_on(outputStream* out) {
334 out->print_cr("\n Recent concurrent refinement statistics");
335 out->print_cr(" Processed " SIZE_FORMAT " cards",
336 num_concurrent_refined_cards());
337 out->print_cr(" Of " SIZE_FORMAT " completed buffers:", num_processed_buf_total());
338 out->print_cr(" " SIZE_FORMAT_W(8) " (%5.1f%%) by concurrent RS threads.",
339 num_processed_buf_total(),
340 percent_of(num_processed_buf_rs_threads(), num_processed_buf_total()));
341 out->print_cr(" " SIZE_FORMAT_W(8) " (%5.1f%%) by mutator threads.",
342 num_processed_buf_mutator(),
343 percent_of(num_processed_buf_mutator(), num_processed_buf_total()));
344 out->print_cr(" Did " SIZE_FORMAT " coarsenings.", num_coarsenings());
345 out->print_cr(" Concurrent RS threads times (s)");
346 out->print(" ");
347 for (uint i = 0; i < _num_vtimes; i++) {
348 out->print(" %5.2f", rs_thread_vtime(i));
349 }
350 out->cr();
351 out->print_cr(" Concurrent sampling threads times (s)");
352 out->print_cr(" %5.2f", sampling_thread_vtime());
353
354 HRRSStatsIter blk;
355 G1CollectedHeap::heap()->heap_region_iterate(&blk);
356 blk.print_summary_on(out);
357 }
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