8addc1418a
Co-authored-by: Erik Gahlin <erik.gahlin@oracle.com> Co-authored-by: Mikhailo Seledtsov <mikhailo.seledtsov@oracle.com> Reviewed-by: egahlin, mseledtsov, mgronlun
132 lines
4.0 KiB
C++
132 lines
4.0 KiB
C++
/*
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* Copyright (c) 2016, 2019, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#include "precompiled.hpp"
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#include "gc/shared/gcId.hpp"
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#include "gc/z/zStat.hpp"
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#include "gc/z/zTracer.hpp"
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#include "jfr/jfrEvents.hpp"
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#include "runtime/safepointVerifiers.hpp"
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#include "utilities/debug.hpp"
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#include "utilities/macros.hpp"
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#if INCLUDE_JFR
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#include "jfr/metadata/jfrSerializer.hpp"
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#endif
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#if INCLUDE_JFR
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class ZStatisticsCounterTypeConstant : public JfrSerializer {
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public:
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virtual void serialize(JfrCheckpointWriter& writer) {
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writer.write_count(ZStatCounter::count());
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for (ZStatCounter* counter = ZStatCounter::first(); counter != NULL; counter = counter->next()) {
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writer.write_key(counter->id());
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writer.write(counter->name());
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}
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}
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};
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class ZStatisticsSamplerTypeConstant : public JfrSerializer {
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public:
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virtual void serialize(JfrCheckpointWriter& writer) {
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writer.write_count(ZStatSampler::count());
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for (ZStatSampler* sampler = ZStatSampler::first(); sampler != NULL; sampler = sampler->next()) {
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writer.write_key(sampler->id());
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writer.write(sampler->name());
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}
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}
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};
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static void register_jfr_type_serializers() {
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JfrSerializer::register_serializer(TYPE_ZSTATISTICSCOUNTERTYPE,
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true /* permit_cache */,
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new ZStatisticsCounterTypeConstant());
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JfrSerializer::register_serializer(TYPE_ZSTATISTICSSAMPLERTYPE,
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true /* permit_cache */,
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new ZStatisticsSamplerTypeConstant());
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}
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#endif // INCLUDE_JFR
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ZTracer* ZTracer::_tracer = NULL;
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ZTracer::ZTracer() :
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GCTracer(Z) {}
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void ZTracer::initialize() {
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assert(_tracer == NULL, "Already initialized");
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_tracer = new (ResourceObj::C_HEAP, mtGC) ZTracer();
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JFR_ONLY(register_jfr_type_serializers());
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}
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void ZTracer::send_stat_counter(const ZStatCounter& counter, uint64_t increment, uint64_t value) {
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NoSafepointVerifier nsv;
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EventZStatisticsCounter e;
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if (e.should_commit()) {
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e.set_id(counter.id());
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e.set_increment(increment);
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e.set_value(value);
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e.commit();
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}
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}
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void ZTracer::send_stat_sampler(const ZStatSampler& sampler, uint64_t value) {
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NoSafepointVerifier nsv;
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EventZStatisticsSampler e;
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if (e.should_commit()) {
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e.set_id(sampler.id());
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e.set_value(value);
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e.commit();
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}
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}
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void ZTracer::send_thread_phase(const char* name, const Ticks& start, const Ticks& end) {
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NoSafepointVerifier nsv;
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EventZThreadPhase e(UNTIMED);
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if (e.should_commit()) {
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e.set_gcId(GCId::current_or_undefined());
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e.set_name(name);
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e.set_starttime(start);
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e.set_endtime(end);
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e.commit();
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}
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}
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void ZTracer::send_page_alloc(size_t size, size_t used, size_t free, size_t cache, ZAllocationFlags flags) {
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NoSafepointVerifier nsv;
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EventZPageAllocation e;
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if (e.should_commit()) {
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e.set_pageSize(size);
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e.set_usedAfter(used);
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e.set_freeAfter(free);
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e.set_inCacheAfter(cache);
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e.set_nonBlocking(flags.non_blocking());
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e.set_noReserve(flags.no_reserve());
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e.commit();
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}
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}
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