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1   /**
2    *
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *     http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing, software
14   * distributed under the License is distributed on an "AS IS" BASIS,
15   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16   * See the License for the specific language governing permissions and
17   * limitations under the License.
18   */
19  
20  package org.apache.hadoop.hbase.ipc;
21  
22  import org.apache.hadoop.hbase.metrics.ExceptionTrackingSource;
23  
24  public interface MetricsHBaseServerSource extends ExceptionTrackingSource {
25    String AUTHORIZATION_SUCCESSES_NAME = "authorizationSuccesses";
26    String AUTHORIZATION_SUCCESSES_DESC =
27        "Number of authorization successes.";
28    String AUTHORIZATION_FAILURES_NAME = "authorizationFailures";
29    String AUTHORIZATION_FAILURES_DESC =
30        "Number of authorization failures.";
31    String AUTHENTICATION_SUCCESSES_NAME = "authenticationSuccesses";
32    String AUTHENTICATION_SUCCESSES_DESC =
33        "Number of authentication successes.";
34    String AUTHENTICATION_FAILURES_NAME = "authenticationFailures";
35    String AUTHENTICATION_FAILURES_DESC =
36        "Number of authentication failures.";
37    String AUTHENTICATION_FALLBACKS_NAME = "authenticationFallbacks";
38    String AUTHENTICATION_FALLBACKS_DESC =
39        "Number of fallbacks to insecure authentication.";
40    String SENT_BYTES_NAME = "sentBytes";
41    String SENT_BYTES_DESC = "Number of bytes sent.";
42    String RECEIVED_BYTES_NAME = "receivedBytes";
43    String RECEIVED_BYTES_DESC = "Number of bytes received.";
44    String REQUEST_SIZE_NAME = "requestSize";
45    String REQUEST_SIZE_DESC = "Request size in bytes.";
46    String RESPONSE_SIZE_NAME = "responseSize";
47    String RESPONSE_SIZE_DESC = "Response size in bytes.";
48    String QUEUE_CALL_TIME_NAME = "queueCallTime";
49    String QUEUE_CALL_TIME_DESC = "Queue Call Time.";
50    String PROCESS_CALL_TIME_NAME = "processCallTime";
51    String PROCESS_CALL_TIME_DESC = "Processing call time.";
52    String TOTAL_CALL_TIME_NAME = "totalCallTime";
53    String TOTAL_CALL_TIME_DESC = "Total call time, including both queued and processing time.";
54    String QUEUE_SIZE_NAME = "queueSize";
55    String QUEUE_SIZE_DESC = "Number of bytes in the call queues.";
56    String GENERAL_QUEUE_NAME = "numCallsInGeneralQueue";
57    String GENERAL_QUEUE_DESC = "Number of calls in the general call queue.";
58    String PRIORITY_QUEUE_NAME = "numCallsInPriorityQueue";
59    String REPLICATION_QUEUE_NAME = "numCallsInReplicationQueue";
60    String REPLICATION_QUEUE_DESC =
61        "Number of calls in the replication call queue.";
62    String PRIORITY_QUEUE_DESC = "Number of calls in the priority call queue.";
63    String NUM_OPEN_CONNECTIONS_NAME = "numOpenConnections";
64    String NUM_OPEN_CONNECTIONS_DESC = "Number of open connections.";
65    String NUM_ACTIVE_HANDLER_NAME = "numActiveHandler";
66    String NUM_ACTIVE_HANDLER_DESC = "Number of active rpc handlers.";
67    String NUM_GENERAL_CALLS_DROPPED_NAME = "numGeneralCallsDropped";
68    String NUM_GENERAL_CALLS_DROPPED_DESC = "Total number of calls in general queue which " +
69      "were dropped by CoDel RPC executor";
70    String NUM_LIFO_MODE_SWITCHES_NAME = "numLifoModeSwitches";
71    String NUM_LIFO_MODE_SWITCHES_DESC = "Total number of calls in general queue which " +
72      "were served from the tail of the queue";
73  
74    void authorizationSuccess();
75  
76    void authorizationFailure();
77  
78    void authenticationSuccess();
79  
80    void authenticationFailure();
81  
82    void authenticationFallback();
83  
84    void sentBytes(long count);
85  
86    void receivedBytes(int count);
87  
88    void sentResponse(long count);
89  
90    void receivedRequest(long count);
91  
92    void dequeuedCall(int qTime);
93  
94    void processedCall(int processingTime);
95  
96    void queuedAndProcessedCall(int totalTime);
97  }