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src/share/vm/gc/g1/g1CollectorPolicy.cpp

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*** 1116,1133 **** } _short_lived_surv_rate_group->start_adding_regions(); // Do that for any other surv rate groups if (update_stats) { double cost_per_card_ms = 0.0; - double cost_scan_hcc = average_time_ms(G1GCPhaseTimes::ScanHCC); if (_pending_cards > 0) { ! cost_per_card_ms = (average_time_ms(G1GCPhaseTimes::UpdateRS) - cost_scan_hcc) / (double) _pending_cards; _cost_per_card_ms_seq->add(cost_per_card_ms); } ! _cost_scan_hcc_seq->add(cost_scan_hcc); double cost_per_entry_ms = 0.0; if (cards_scanned > 10) { cost_per_entry_ms = average_time_ms(G1GCPhaseTimes::ScanRS) / (double) cards_scanned; if (collector_state()->last_gc_was_young()) { --- 1116,1134 ---- } _short_lived_surv_rate_group->start_adding_regions(); // Do that for any other surv rate groups + double scan_hcc_time_ms = ConcurrentG1Refine::hot_card_cache_enabled() ? average_time_ms(G1GCPhaseTimes::ScanHCC) : 0.0; + if (update_stats) { double cost_per_card_ms = 0.0; if (_pending_cards > 0) { ! cost_per_card_ms = (average_time_ms(G1GCPhaseTimes::UpdateRS) - scan_hcc_time_ms) / (double) _pending_cards; _cost_per_card_ms_seq->add(cost_per_card_ms); } ! _cost_scan_hcc_seq->add(scan_hcc_time_ms); double cost_per_entry_ms = 0.0; if (cards_scanned > 10) { cost_per_entry_ms = average_time_ms(G1GCPhaseTimes::ScanRS) / (double) cards_scanned; if (collector_state()->last_gc_was_young()) {
*** 1213,1224 **** _ihop_control->send_trace_event(_g1->gc_tracer_stw()); // Note that _mmu_tracker->max_gc_time() returns the time in seconds. double update_rs_time_goal_ms = _mmu_tracker->max_gc_time() * MILLIUNITS * G1RSetUpdatingPauseTimePercent / 100.0; - double scan_hcc_time_ms = average_time_ms(G1GCPhaseTimes::ScanHCC); - if (update_rs_time_goal_ms < scan_hcc_time_ms) { log_debug(gc, ergo, refine)("Adjust concurrent refinement thresholds (scanning the HCC expected to take longer than Update RS time goal)." "Update RS time goal: %1.2fms Scan HCC time: %1.2fms", update_rs_time_goal_ms, scan_hcc_time_ms); --- 1214,1223 ----
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