8199712: Flight Recorder
Reviewed-by: coleenp, ihse, erikj, dsamersoff, mseledtsov, egahlin, mgronlun
Contributed-by: erik.gahlin@oracle.com, markus.gronlund@oracle.com
/*
* Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* 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 "jfr/jfr.hpp"
#include "jfr/leakprofiler/leakProfiler.hpp"
#include "jfr/periodic/sampling/jfrThreadSampler.hpp"
#include "jfr/recorder/service/jfrOptionSet.hpp"
#include "jfr/recorder/jfrRecorder.hpp"
#include "jfr/recorder/checkpoint/jfrCheckpointManager.hpp"
#include "jfr/recorder/repository/jfrEmergencyDump.hpp"
#include "jfr/support/jfrThreadLocal.hpp"
#include "runtime/java.hpp"
bool Jfr::is_enabled() {
return JfrRecorder::is_enabled();
}
bool Jfr::is_disabled() {
return JfrRecorder::is_disabled();
}
bool Jfr::is_recording() {
return JfrRecorder::is_recording();
}
void Jfr::on_vm_init() {
if (!JfrRecorder::on_vm_init()) {
vm_exit_during_initialization("Failure when starting JFR on_vm_init");
}
}
void Jfr::on_vm_start() {
if (!JfrRecorder::on_vm_start()) {
vm_exit_during_initialization("Failure when starting JFR on_vm_start");
}
}
void Jfr::on_unloading_classes() {
if (JfrRecorder::is_created()) {
JfrCheckpointManager::write_type_set_for_unloaded_classes();
}
}
void Jfr::on_thread_exit(JavaThread* thread) {
if (JfrRecorder::is_recording()) {
JfrThreadLocal::on_exit(thread);
}
}
void Jfr::on_thread_destruct(Thread* thread) {
if (JfrRecorder::is_created()) {
JfrThreadLocal::on_destruct(thread);
}
}
void Jfr::on_vm_shutdown(bool exception_handler) {
if (JfrRecorder::is_recording()) {
JfrEmergencyDump::on_vm_shutdown(exception_handler);
}
}
void Jfr::weak_oops_do(BoolObjectClosure* is_alive, OopClosure* f) {
LeakProfiler::oops_do(is_alive, f);
}
bool Jfr::on_start_flight_recording_option(const JavaVMOption** option, char* tail) {
return JfrOptionSet::parse_start_flight_recording_option(option, tail);
}
bool Jfr::on_flight_recorder_option(const JavaVMOption** option, char* tail) {
return JfrOptionSet::parse_flight_recorder_option(option, tail);
}
Thread* Jfr::sampler_thread() {
return JfrThreadSampling::sampler_thread();
}