# HG changeset patch
# User david
# Date 1455264732 -3600
# Node ID c830c234e0566cf03d8f7da74460cc8696d352f7
# Parent 5737705c0412084ec81b81012004a698491427f4
8009538: [Event Request] Want events for tenuring distribution
Reviewed-by: jwilhelm, sjohanss
diff -r 5737705c0412 -r c830c234e056 hotspot/src/share/vm/gc/shared/ageTable.cpp
--- a/hotspot/src/share/vm/gc/shared/ageTable.cpp Thu Feb 11 15:43:30 2016 -0500
+++ b/hotspot/src/share/vm/gc/shared/ageTable.cpp Fri Feb 12 09:12:12 2016 +0100
@@ -24,6 +24,7 @@
#include "precompiled.hpp"
#include "gc/shared/ageTable.inline.hpp"
+#include "gc/shared/ageTableTracer.hpp"
#include "gc/shared/collectedHeap.hpp"
#include "gc/shared/collectorPolicy.hpp"
#include "gc/shared/gcPolicyCounters.hpp"
@@ -100,17 +101,19 @@
log_debug(gc, age)("Desired survivor size " SIZE_FORMAT " bytes, new threshold " UINTX_FORMAT " (max threshold " UINTX_FORMAT ")",
desired_survivor_size*oopSize, (uintx) result, MaxTenuringThreshold);
- if (log_is_enabled(Trace, gc, age) || UsePerfData) {
+ if (log_is_enabled(Trace, gc, age) || UsePerfData || AgeTableTracer::is_tenuring_distribution_event_enabled()) {
size_t total = 0;
uint age = 1;
while (age < table_size) {
- total += sizes[age];
- if (sizes[age] > 0) {
+ size_t wordSize = sizes[age];
+ total += wordSize;
+ if (wordSize > 0) {
log_trace(gc, age)("- age %3u: " SIZE_FORMAT_W(10) " bytes, " SIZE_FORMAT_W(10) " total",
- age, sizes[age]*oopSize, total*oopSize);
+ age, wordSize*oopSize, total*oopSize);
}
+ AgeTableTracer::send_tenuring_distribution_event(age, wordSize*oopSize);
if (UsePerfData) {
- _perf_sizes[age]->set_value(sizes[age]*oopSize);
+ _perf_sizes[age]->set_value(wordSize*oopSize);
}
age++;
}
diff -r 5737705c0412 -r c830c234e056 hotspot/src/share/vm/gc/shared/ageTableTracer.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/src/share/vm/gc/shared/ageTableTracer.cpp Fri Feb 12 09:12:12 2016 +0100
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2016, 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 "gc/shared/ageTableTracer.hpp"
+#include "gc/shared/gcId.hpp"
+#include "trace/tracing.hpp"
+
+void AgeTableTracer::send_tenuring_distribution_event(uint age, size_t size) {
+ EventTenuringDistribution e;
+ if (e.should_commit()) {
+ e.set_gcId(GCId::current());
+ e.set_age(age);
+ e.set_size(size);
+ e.commit();
+ }
+}
+
+bool AgeTableTracer::is_tenuring_distribution_event_enabled() {
+ return EventTenuringDistribution::is_enabled();
+}
diff -r 5737705c0412 -r c830c234e056 hotspot/src/share/vm/gc/shared/ageTableTracer.hpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/src/share/vm/gc/shared/ageTableTracer.hpp Fri Feb 12 09:12:12 2016 +0100
@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2016, 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.
+ *
+ */
+
+#ifndef SHARE_VM_GC_SHARED_AGETABLETRACER_HPP
+#define SHARE_VM_GC_SHARED_AGETABLETRACER_HPP
+
+#include "memory/allocation.hpp"
+
+class AgeTableTracer : AllStatic {
+ public:
+ static void send_tenuring_distribution_event(uint age, size_t size);
+ static bool is_tenuring_distribution_event_enabled();
+};
+
+#endif // SHARE_VM_GC_SHARED_AGETABLETRACER_HPP
diff -r 5737705c0412 -r c830c234e056 hotspot/src/share/vm/trace/trace.xml
--- a/hotspot/src/share/vm/trace/trace.xml Thu Feb 11 15:43:30 2016 -0500
+++ b/hotspot/src/share/vm/trace/trace.xml Fri Feb 12 09:12:12 2016 +0100
@@ -479,6 +479,13 @@
+
+
+
+
+
+