--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/src/share/vm/gc/serial/cSpaceCounters.cpp Wed May 13 15:16:06 2015 +0200
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2002, 2015, 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/serial/cSpaceCounters.hpp"
+#include "memory/metaspace.hpp"
+#include "memory/resourceArea.hpp"
+
+CSpaceCounters::CSpaceCounters(const char* name, int ordinal, size_t max_size,
+ ContiguousSpace* s, GenerationCounters* gc) :
+ _space(s) {
+
+ if (UsePerfData) {
+ EXCEPTION_MARK;
+ ResourceMark rm;
+
+ const char* cns = PerfDataManager::name_space(gc->name_space(), "space",
+ ordinal);
+
+ _name_space = NEW_C_HEAP_ARRAY(char, strlen(cns)+1, mtGC);
+ strcpy(_name_space, cns);
+
+ const char* cname = PerfDataManager::counter_name(_name_space, "name");
+ PerfDataManager::create_string_constant(SUN_GC, cname, name, CHECK);
+
+ cname = PerfDataManager::counter_name(_name_space, "maxCapacity");
+ _max_capacity = PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes,
+ (jlong)max_size, CHECK);
+
+ cname = PerfDataManager::counter_name(_name_space, "capacity");
+ _capacity = PerfDataManager::create_variable(SUN_GC, cname,
+ PerfData::U_Bytes,
+ _space->capacity(), CHECK);
+
+ cname = PerfDataManager::counter_name(_name_space, "used");
+ _used = PerfDataManager::create_variable(SUN_GC, cname, PerfData::U_Bytes,
+ new ContiguousSpaceUsedHelper(_space),
+ CHECK);
+
+ cname = PerfDataManager::counter_name(_name_space, "initCapacity");
+ PerfDataManager::create_constant(SUN_GC, cname, PerfData::U_Bytes,
+ _space->capacity(), CHECK);
+ }
+}
+
+void CSpaceCounters::update_capacity() {
+ _capacity->set_value(_space->capacity());
+}
+
+void CSpaceCounters::update_used() {
+ _used->set_value(_space->used());
+}
+
+void CSpaceCounters::update_all() {
+ update_used();
+ update_capacity();
+}
+
+jlong ContiguousSpaceUsedHelper::take_sample(){
+ return _space->used();
+}