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19 package org.apache.hadoop.hbase.master;
20
21 import org.apache.hadoop.hbase.metrics.BaseSourceImpl;
22 import org.apache.hadoop.metrics2.MetricsCollector;
23 import org.apache.hadoop.metrics2.MetricsRecordBuilder;
24 import org.apache.hadoop.metrics2.lib.Interns;
25 import org.apache.hadoop.metrics2.lib.MutableCounterLong;
26 import org.apache.hadoop.metrics2.lib.MutableGaugeLong;
27 import org.apache.hadoop.metrics2.lib.MutableHistogram;
28 import org.apache.hadoop.metrics2.lib.MutableStat;
29
30
31
32
33
34
35 public class MetricsMasterSourceImpl
36 extends BaseSourceImpl implements MetricsMasterSource {
37
38 private final MetricsMasterWrapper masterWrapper;
39 private MutableCounterLong clusterRequestsCounter;
40 private MutableGaugeLong ritGauge;
41 private MutableGaugeLong ritCountOverThresholdGauge;
42 private MutableGaugeLong ritOldestAgeGauge;
43 private MutableHistogram splitTimeHisto;
44 private MutableHistogram splitSizeHisto;
45 private MutableStat snapshotTimeHisto;
46 private MutableStat snapshotCloneTimeHisto;
47 private MutableStat snapshotRestoreTimeHisto;
48 private MutableHistogram metaSplitTimeHisto;
49 private MutableHistogram metaSplitSizeHisto;
50
51 public MetricsMasterSourceImpl(MetricsMasterWrapper masterWrapper) {
52 this(METRICS_NAME,
53 METRICS_DESCRIPTION,
54 METRICS_CONTEXT,
55 METRICS_JMX_CONTEXT,
56 masterWrapper);
57 }
58
59 public MetricsMasterSourceImpl(String metricsName,
60 String metricsDescription,
61 String metricsContext,
62 String metricsJmxContext,
63 MetricsMasterWrapper masterWrapper) {
64 super(metricsName, metricsDescription, metricsContext, metricsJmxContext);
65 this.masterWrapper = masterWrapper;
66
67 }
68
69 @Override
70 public void init() {
71 super.init();
72 clusterRequestsCounter = metricsRegistry.newCounter(CLUSTER_REQUESTS_NAME, "", 0l);
73 ritGauge = metricsRegistry.newGauge(RIT_COUNT_NAME, "", 0l);
74 ritCountOverThresholdGauge = metricsRegistry.newGauge(RIT_COUNT_OVER_THRESHOLD_NAME, "", 0l);
75 ritOldestAgeGauge = metricsRegistry.newGauge(RIT_OLDEST_AGE_NAME, "", 0l);
76 splitSizeHisto = metricsRegistry.newHistogram(SPLIT_SIZE_NAME, SPLIT_SIZE_DESC);
77 splitTimeHisto = metricsRegistry.newHistogram(SPLIT_TIME_NAME, SPLIT_TIME_DESC);
78 snapshotTimeHisto = metricsRegistry.newStat(
79 SNAPSHOT_TIME_NAME, SNAPSHOT_TIME_DESC, "Ops", "Time", true);
80 snapshotCloneTimeHisto = metricsRegistry.newStat(
81 SNAPSHOT_CLONE_TIME_NAME, SNAPSHOT_CLONE_TIME_DESC, "Ops", "Time", true);
82 snapshotRestoreTimeHisto = metricsRegistry.newStat(
83 SNAPSHOT_RESTORE_TIME_NAME, SNAPSHOT_RESTORE_TIME_DESC, "Ops", "Time", true);
84 metaSplitTimeHisto = metricsRegistry.newHistogram(META_SPLIT_TIME_NAME, META_SPLIT_TIME_DESC);
85 metaSplitSizeHisto = metricsRegistry.newHistogram(META_SPLIT_SIZE_NAME, META_SPLIT_SIZE_DESC);
86 }
87
88 public void incRequests(final int inc) {
89 this.clusterRequestsCounter.incr(inc);
90 }
91
92 public void setRIT(int ritCount) {
93 ritGauge.set(ritCount);
94 }
95
96 public void setRITCountOverThreshold(int ritCount) {
97 ritCountOverThresholdGauge.set(ritCount);
98 }
99
100 public void setRITOldestAge(long ritCount) {
101 ritOldestAgeGauge.set(ritCount);
102 }
103
104 @Override
105 public void updateSplitTime(long time) {
106 splitTimeHisto.add(time);
107 }
108
109 @Override
110 public void updateSplitSize(long size) {
111 splitSizeHisto.add(size);
112 }
113
114 @Override
115 public void updateSnapshotTime(long time) {
116 snapshotTimeHisto.add(time);
117 }
118
119 @Override
120 public void updateSnapshotCloneTime(long time) {
121 snapshotCloneTimeHisto.add(time);
122 }
123
124 @Override
125 public void updateSnapshotRestoreTime(long time) {
126 snapshotRestoreTimeHisto.add(time);
127 }
128
129 @Override
130 public void updateMetaWALSplitTime(long time) {
131 metaSplitTimeHisto.add(time);
132 }
133
134 @Override
135 public void updateMetaWALSplitSize(long size) {
136 metaSplitSizeHisto.add(size);
137 }
138
139 @Override
140 public void getMetrics(MetricsCollector metricsCollector, boolean all) {
141
142 MetricsRecordBuilder metricsRecordBuilder = metricsCollector.addRecord(metricsName)
143 .setContext(metricsContext);
144
145
146 if (masterWrapper != null) {
147 metricsRecordBuilder
148 .addGauge(Interns.info(MASTER_ACTIVE_TIME_NAME,
149 MASTER_ACTIVE_TIME_DESC), masterWrapper.getActiveTime())
150 .addGauge(Interns.info(MASTER_START_TIME_NAME,
151 MASTER_START_TIME_DESC), masterWrapper.getStartTime())
152 .addGauge(Interns.info(AVERAGE_LOAD_NAME, AVERAGE_LOAD_DESC),
153 masterWrapper.getAverageLoad())
154 .addGauge(Interns.info(NUM_REGION_SERVERS_NAME,
155 NUMBER_OF_REGION_SERVERS_DESC), masterWrapper.getRegionServers())
156 .addGauge(Interns.info(NUM_DEAD_REGION_SERVERS_NAME,
157 NUMBER_OF_DEAD_REGION_SERVERS_DESC),
158 masterWrapper.getDeadRegionServers())
159 .tag(Interns.info(ZOOKEEPER_QUORUM_NAME, ZOOKEEPER_QUORUM_DESC),
160 masterWrapper.getZookeeperQuorum())
161 .tag(Interns.info(SERVER_NAME_NAME, SERVER_NAME_DESC), masterWrapper.getServerName())
162 .tag(Interns.info(CLUSTER_ID_NAME, CLUSTER_ID_DESC), masterWrapper.getClusterId())
163 .tag(Interns.info(IS_ACTIVE_MASTER_NAME,
164 IS_ACTIVE_MASTER_DESC),
165 String.valueOf(masterWrapper.getIsActiveMaster()));
166 }
167
168 metricsRegistry.snapshot(metricsRecordBuilder, all);
169 }
170
171 }