--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java/org/apache/cassandra/service/StorageProxyMBean.java	Fri Apr 02 13:36:02 2010 +0900
@@ -0,0 +1,34 @@
+/*
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements.  See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership.  The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License.  You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing,
+* software distributed under the License is distributed on an
+* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+* KIND, either express or implied.  See the License for the
+* specific language governing permissions and limitations
+* under the License.
+*/
+package org.apache.cassandra.service;
+
+public interface StorageProxyMBean
+{
+    public long getReadOperations();
+    public long getTotalReadLatencyMicros();
+    public double getRecentReadLatencyMicros();
+
+    public long getRangeOperations();
+    public long getTotalRangeLatencyMicros();
+    public double getRecentRangeLatencyMicros();
+
+    public long getWriteOperations();
+    public long getTotalWriteLatencyMicros();
+    public double getRecentWriteLatencyMicros();
+}