1 /**
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19 package org.apache.hadoop.hbase.master;
20
21 import org.apache.hadoop.hbase.metrics.BaseSource;
22
23 public interface MetricsSnapshotSource extends BaseSource {
24 /**
25 * The name of the metrics
26 */
27 String METRICS_NAME = "Snapshots";
28
29 /**
30 * The context metrics will be under.
31 */
32 String METRICS_CONTEXT = "master";
33
34 /**
35 * The name of the metrics context that metrics will be under in jmx
36 */
37 String METRICS_JMX_CONTEXT = "Master,sub=" + METRICS_NAME;
38
39 /**
40 * Description
41 */
42 String METRICS_DESCRIPTION = "Metrics about HBase master server";
43
44 String SNAPSHOT_TIME_NAME = "snapshotTime";
45 String SNAPSHOT_RESTORE_TIME_NAME = "snapshotRestoreTime";
46 String SNAPSHOT_CLONE_TIME_NAME = "snapshotCloneTime";
47 String SNAPSHOT_TIME_DESC = "Time it takes to finish snapshot()";
48 String SNAPSHOT_RESTORE_TIME_DESC = "Time it takes to finish restoreSnapshot()";
49 String SNAPSHOT_CLONE_TIME_DESC = "Time it takes to finish cloneSnapshot()";
50
51 void updateSnapshotTime(long time);
52
53 void updateSnapshotCloneTime(long time);
54
55 void updateSnapshotRestoreTime(long time);
56 }