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src/share/vm/memory/metaspaceTracer.cpp@bc7714614ad8 (annotated)

src/share/vm/memory/metaspaceTracer.cpp

Fri, 21 Mar 2014 10:20:00 +0100

author

ehelin

date

Fri, 21 Mar 2014 10:20:00 +0100

changeset 6418

bc7714614ad8

parent 6417

daef39043d2c

child 6419

5af31f70a866

permissions

-rw-r--r--

8036699: Add trace event when a metaspace allocation fails
Reviewed-by: jmasa, stefank

ehelin@6417	1	/*
ehelin@6417	2	* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
ehelin@6417	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ehelin@6417	4	*
ehelin@6417	5	* This code is free software; you can redistribute it and/or modify it
ehelin@6417	6	* under the terms of the GNU General Public License version 2 only, as
ehelin@6417	7	* published by the Free Software Foundation.
ehelin@6417	8	*
ehelin@6417	9	* This code is distributed in the hope that it will be useful, but WITHOUT
ehelin@6417	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ehelin@6417	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ehelin@6417	12	* version 2 for more details (a copy is included in the LICENSE file that
ehelin@6417	13	* accompanied this code).
ehelin@6417	14	*
ehelin@6417	15	* You should have received a copy of the GNU General Public License version
ehelin@6417	16	* 2 along with this work; if not, write to the Free Software Foundation,
ehelin@6417	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ehelin@6417	18	*
ehelin@6417	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ehelin@6417	20	* or visit www.oracle.com if you need additional information or have any
ehelin@6417	21	* questions.
ehelin@6417	22	*
ehelin@6417	23	*/
ehelin@6417	24
ehelin@6417	25	#include "precompiled.hpp"
ehelin@6418	26	#include "classfile/classLoaderData.hpp"
ehelin@6417	27	#include "memory/metaspaceTracer.hpp"
ehelin@6417	28	#include "trace/tracing.hpp"
ehelin@6417	29	#include "trace/traceBackend.hpp"
ehelin@6417	30
ehelin@6417	31	void MetaspaceTracer::report_gc_threshold(size_t old_val,
ehelin@6417	32	size_t new_val,
ehelin@6417	33	MetaspaceGCThresholdUpdater::Type updater) const {
ehelin@6417	34	EventMetaspaceGCThreshold event;
ehelin@6417	35	if (event.should_commit()) {
ehelin@6417	36	event.set_oldValue(old_val);
ehelin@6417	37	event.set_newValue(new_val);
ehelin@6417	38	event.set_updater((u1)updater);
ehelin@6417	39	event.commit();
ehelin@6417	40	}
ehelin@6417	41	}
ehelin@6418	42
ehelin@6418	43	void MetaspaceTracer::report_metaspace_allocation_failure(ClassLoaderData *cld,
ehelin@6418	44	size_t word_size,
ehelin@6418	45	MetaspaceObj::Type objtype,
ehelin@6418	46	Metaspace::MetadataType mdtype) const {
ehelin@6418	47	EventMetaspaceAllocationFailure event;
ehelin@6418	48	if (event.should_commit()) {
ehelin@6418	49	if (cld->is_anonymous()) {
ehelin@6418	50	event.set_classLoader(NULL);
ehelin@6418	51	event.set_anonymousClassLoader(true);
ehelin@6418	52	} else {
ehelin@6418	53	if (cld->is_the_null_class_loader_data()) {
ehelin@6418	54	event.set_classLoader((Klass*) NULL);
ehelin@6418	55	} else {
ehelin@6418	56	event.set_classLoader(cld->class_loader()->klass());
ehelin@6418	57	}
ehelin@6418	58	event.set_anonymousClassLoader(false);
ehelin@6418	59	}
ehelin@6418	60
ehelin@6418	61	event.set_size(word_size * BytesPerWord);
ehelin@6418	62	event.set_metadataType((u1) mdtype);
ehelin@6418	63	event.set_metaspaceObjectType((u1) objtype);
ehelin@6418	64	event.commit();
ehelin@6418	65	}
ehelin@6418	66	}