| /* |
| * Copyright (c) 2018, Red Hat, Inc. All rights reserved. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #include "precompiled.hpp" |
| |
| #include "gc/shenandoah/shenandoahHeap.hpp" |
| #include "gc/shenandoah/shenandoahPhaseTimings.hpp" |
| #include "gc/shenandoah/shenandoahTimingTracker.hpp" |
| #include "gc/shenandoah/shenandoahUtils.hpp" |
| #include "runtime/os.hpp" |
| |
| |
| ShenandoahPhaseTimings::Phase ShenandoahTerminationTracker::_current_termination_phase = ShenandoahPhaseTimings::_num_phases; |
| |
| ShenandoahWorkerTimingsTracker::ShenandoahWorkerTimingsTracker(ShenandoahWorkerTimings* worker_times, |
| ShenandoahPhaseTimings::GCParPhases phase, uint worker_id) : |
| _phase(phase), _worker_times(worker_times), _worker_id(worker_id) { |
| if (_worker_times != NULL) { |
| _start_time = os::elapsedTime(); |
| } |
| } |
| |
| ShenandoahWorkerTimingsTracker::~ShenandoahWorkerTimingsTracker() { |
| if (_worker_times != NULL) { |
| _worker_times->record_time_secs(_phase, _worker_id, os::elapsedTime() - _start_time); |
| } |
| |
| if (ShenandoahGCPhase::is_root_work_phase()) { |
| ShenandoahPhaseTimings::Phase root_phase = ShenandoahGCPhase::current_phase(); |
| ShenandoahPhaseTimings::Phase cur_phase = (ShenandoahPhaseTimings::Phase)((int)root_phase + (int)_phase + 1); |
| _event.commit(GCId::current(), _worker_id, ShenandoahPhaseTimings::phase_name(cur_phase)); |
| } |
| } |
| |
| ShenandoahTerminationTimingsTracker::ShenandoahTerminationTimingsTracker(uint worker_id) : |
| _worker_id(worker_id) { |
| if (ShenandoahTerminationTrace) { |
| _start_time = os::elapsedTime(); |
| } |
| } |
| |
| ShenandoahTerminationTimingsTracker::~ShenandoahTerminationTimingsTracker() { |
| if (ShenandoahTerminationTrace) { |
| ShenandoahHeap::heap()->phase_timings()->termination_times()->record_time_secs(_worker_id, os::elapsedTime() - _start_time); |
| } |
| } |
| |
| ShenandoahTerminationTracker::ShenandoahTerminationTracker(ShenandoahPhaseTimings::Phase phase) : _phase(phase) { |
| assert(_current_termination_phase == ShenandoahPhaseTimings::_num_phases, "Should be invalid"); |
| assert(phase == ShenandoahPhaseTimings::termination || |
| phase == ShenandoahPhaseTimings::final_traversal_gc_termination || |
| phase == ShenandoahPhaseTimings::full_gc_mark_termination || |
| phase == ShenandoahPhaseTimings::conc_termination || |
| phase == ShenandoahPhaseTimings::conc_traversal_termination || |
| phase == ShenandoahPhaseTimings::weakrefs_termination || |
| phase == ShenandoahPhaseTimings::full_gc_weakrefs_termination, |
| "Only these phases"); |
| |
| assert(!Thread::current()->is_Worker_thread() && |
| (Thread::current()->is_VM_thread() || |
| Thread::current()->is_ConcurrentGC_thread()), |
| "Called from wrong thread"); |
| |
| _current_termination_phase = phase; |
| ShenandoahHeap::heap()->phase_timings()->termination_times()->reset(); |
| } |
| |
| ShenandoahTerminationTracker::~ShenandoahTerminationTracker() { |
| assert(_phase == _current_termination_phase, "Can not change phase"); |
| ShenandoahPhaseTimings* phase_times = ShenandoahHeap::heap()->phase_timings(); |
| |
| double t = phase_times->termination_times()->average(); |
| phase_times->record_phase_time(_phase, t); |
| debug_only(_current_termination_phase = ShenandoahPhaseTimings::_num_phases;) |
| } |