diff src/share/vm/memory/metaspaceGCThresholdUpdater.hpp @ 5982:daef39043d2c

8036698: Add trace event for updates to metaspace gc threshold Reviewed-by: stefank, mgerdin
author ehelin
date Fri, 21 Mar 2014 10:17:47 +0100
parents
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/vm/memory/metaspaceGCThresholdUpdater.hpp	Fri Mar 21 10:17:47 2014 +0100
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2014, 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_MEMORY_METASPACE_GC_THRESHOLD_UPDATER_HPP
+#define SHARE_VM_MEMORY_METASPACE_GC_THRESHOLD_UPDATER_HPP
+
+#include "memory/allocation.hpp"
+#include "utilities/debug.hpp"
+
+class MetaspaceGCThresholdUpdater : public AllStatic {
+ public:
+  enum Type {
+    ComputeNewSize,
+    ExpandAndAllocate,
+    Last
+  };
+
+  static const char* to_string(MetaspaceGCThresholdUpdater::Type updater) {
+    switch (updater) {
+      case ComputeNewSize:
+        return "compute_new_size";
+      case ExpandAndAllocate:
+        return "expand_and_allocate";
+      default:
+        assert(false, err_msg("Got bad updater: %d", (int) updater));
+        return NULL;
+    };
+  }
+};
+
+#endif // SHARE_VM_MEMORY_METASPACE_GC_THRESHOLD_UPDATER_HPP