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<pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a>
<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
<span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a>
<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a>
<span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a>
<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a>
<span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a>
<span class="sourceLineNo">009</span> *<a name="line.9"></a>
<span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
<span class="sourceLineNo">011</span> *<a name="line.11"></a>
<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
<span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
<span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
<span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a>
<span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a>
<span class="sourceLineNo">017</span> */<a name="line.17"></a>
<span class="sourceLineNo">018</span><a name="line.18"></a>
<span class="sourceLineNo">019</span>package org.apache.hadoop.hbase.master;<a name="line.19"></a>
<span class="sourceLineNo">020</span><a name="line.20"></a>
<span class="sourceLineNo">021</span>import org.apache.hadoop.hbase.metrics.BaseSourceImpl;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import org.apache.hadoop.hbase.metrics.OperationMetrics;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import org.apache.hadoop.metrics2.MetricHistogram;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import org.apache.hadoop.metrics2.MetricsCollector;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import org.apache.hadoop.metrics2.MetricsRecordBuilder;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import org.apache.hadoop.metrics2.lib.MutableFastCounter;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import org.apache.hadoop.metrics2.lib.MutableGaugeLong;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.28"></a>
<span class="sourceLineNo">029</span><a name="line.29"></a>
<span class="sourceLineNo">030</span>@InterfaceAudience.Private<a name="line.30"></a>
<span class="sourceLineNo">031</span>public class MetricsAssignmentManagerSourceImpl<a name="line.31"></a>
<span class="sourceLineNo">032</span> extends BaseSourceImpl<a name="line.32"></a>
<span class="sourceLineNo">033</span> implements MetricsAssignmentManagerSource {<a name="line.33"></a>
<span class="sourceLineNo">034</span><a name="line.34"></a>
<span class="sourceLineNo">035</span> private MutableGaugeLong ritGauge;<a name="line.35"></a>
<span class="sourceLineNo">036</span> private MutableGaugeLong ritCountOverThresholdGauge;<a name="line.36"></a>
<span class="sourceLineNo">037</span> private MutableGaugeLong ritOldestAgeGauge;<a name="line.37"></a>
<span class="sourceLineNo">038</span> private MetricHistogram ritDurationHisto;<a name="line.38"></a>
<span class="sourceLineNo">039</span> private MutableGaugeLong deadServerOpenRegions;<a name="line.39"></a>
<span class="sourceLineNo">040</span> private MutableGaugeLong unknownServerOpenRegions;<a name="line.40"></a>
<span class="sourceLineNo">041</span><a name="line.41"></a>
<span class="sourceLineNo">042</span> private MutableGaugeLong orphanRegionsOnRsGauge;<a name="line.42"></a>
<span class="sourceLineNo">043</span> private MutableGaugeLong orphanRegionsOnFsGauge;<a name="line.43"></a>
<span class="sourceLineNo">044</span> private MutableGaugeLong inconsistentRegionsGauge;<a name="line.44"></a>
<span class="sourceLineNo">045</span><a name="line.45"></a>
<span class="sourceLineNo">046</span> private MutableGaugeLong holesGauge;<a name="line.46"></a>
<span class="sourceLineNo">047</span> private MutableGaugeLong overlapsGauge;<a name="line.47"></a>
<span class="sourceLineNo">048</span> private MutableGaugeLong unknownServerRegionsGauge;<a name="line.48"></a>
<span class="sourceLineNo">049</span> private MutableGaugeLong emptyRegionInfoRegionsGauge;<a name="line.49"></a>
<span class="sourceLineNo">050</span><a name="line.50"></a>
<span class="sourceLineNo">051</span> private MutableFastCounter operationCounter;<a name="line.51"></a>
<span class="sourceLineNo">052</span><a name="line.52"></a>
<span class="sourceLineNo">053</span> private OperationMetrics assignMetrics;<a name="line.53"></a>
<span class="sourceLineNo">054</span> private OperationMetrics unassignMetrics;<a name="line.54"></a>
<span class="sourceLineNo">055</span> private OperationMetrics moveMetrics;<a name="line.55"></a>
<span class="sourceLineNo">056</span> private OperationMetrics reopenMetrics;<a name="line.56"></a>
<span class="sourceLineNo">057</span> private OperationMetrics openMetrics;<a name="line.57"></a>
<span class="sourceLineNo">058</span> private OperationMetrics closeMetrics;<a name="line.58"></a>
<span class="sourceLineNo">059</span> private OperationMetrics splitMetrics;<a name="line.59"></a>
<span class="sourceLineNo">060</span> private OperationMetrics mergeMetrics;<a name="line.60"></a>
<span class="sourceLineNo">061</span><a name="line.61"></a>
<span class="sourceLineNo">062</span> public MetricsAssignmentManagerSourceImpl() {<a name="line.62"></a>
<span class="sourceLineNo">063</span> this(METRICS_NAME, METRICS_DESCRIPTION, METRICS_CONTEXT, METRICS_JMX_CONTEXT);<a name="line.63"></a>
<span class="sourceLineNo">064</span> }<a name="line.64"></a>
<span class="sourceLineNo">065</span><a name="line.65"></a>
<span class="sourceLineNo">066</span> public MetricsAssignmentManagerSourceImpl(String metricsName,<a name="line.66"></a>
<span class="sourceLineNo">067</span> String metricsDescription,<a name="line.67"></a>
<span class="sourceLineNo">068</span> String metricsContext, String metricsJmxContext) {<a name="line.68"></a>
<span class="sourceLineNo">069</span> super(metricsName, metricsDescription, metricsContext, metricsJmxContext);<a name="line.69"></a>
<span class="sourceLineNo">070</span> }<a name="line.70"></a>
<span class="sourceLineNo">071</span><a name="line.71"></a>
<span class="sourceLineNo">072</span> public void init() {<a name="line.72"></a>
<span class="sourceLineNo">073</span> ritGauge = metricsRegistry.newGauge(RIT_COUNT_NAME, RIT_COUNT_DESC, 0L);<a name="line.73"></a>
<span class="sourceLineNo">074</span> ritCountOverThresholdGauge = metricsRegistry.newGauge(RIT_COUNT_OVER_THRESHOLD_NAME,<a name="line.74"></a>
<span class="sourceLineNo">075</span> RIT_COUNT_OVER_THRESHOLD_DESC,0L);<a name="line.75"></a>
<span class="sourceLineNo">076</span> ritOldestAgeGauge = metricsRegistry.newGauge(RIT_OLDEST_AGE_NAME, RIT_OLDEST_AGE_DESC, 0L);<a name="line.76"></a>
<span class="sourceLineNo">077</span> ritDurationHisto = metricsRegistry.newTimeHistogram(RIT_DURATION_NAME, RIT_DURATION_DESC);<a name="line.77"></a>
<span class="sourceLineNo">078</span> operationCounter = metricsRegistry.getCounter(OPERATION_COUNT_NAME, 0L);<a name="line.78"></a>
<span class="sourceLineNo">079</span> deadServerOpenRegions = metricsRegistry.newGauge(DEAD_SERVER_OPEN_REGIONS, "", 0);<a name="line.79"></a>
<span class="sourceLineNo">080</span> unknownServerOpenRegions = metricsRegistry.newGauge(UNKNOWN_SERVER_OPEN_REGIONS, "", 0);<a name="line.80"></a>
<span class="sourceLineNo">081</span><a name="line.81"></a>
<span class="sourceLineNo">082</span> orphanRegionsOnRsGauge =<a name="line.82"></a>
<span class="sourceLineNo">083</span> metricsRegistry.newGauge(ORPHAN_REGIONS_ON_RS, ORPHAN_REGIONS_ON_RS_DESC, 0L);<a name="line.83"></a>
<span class="sourceLineNo">084</span> orphanRegionsOnFsGauge =<a name="line.84"></a>
<span class="sourceLineNo">085</span> metricsRegistry.newGauge(ORPHAN_REGIONS_ON_FS, ORPHAN_REGIONS_ON_FS_DESC, 0L);<a name="line.85"></a>
<span class="sourceLineNo">086</span> inconsistentRegionsGauge =<a name="line.86"></a>
<span class="sourceLineNo">087</span> metricsRegistry.newGauge(INCONSISTENT_REGIONS, INCONSISTENT_REGIONS_DESC, 0L);<a name="line.87"></a>
<span class="sourceLineNo">088</span><a name="line.88"></a>
<span class="sourceLineNo">089</span> holesGauge = metricsRegistry.newGauge(HOLES, HOLES_DESC, 0L);<a name="line.89"></a>
<span class="sourceLineNo">090</span> overlapsGauge = metricsRegistry.newGauge(OVERLAPS, OVERLAPS_DESC, 0L);<a name="line.90"></a>
<span class="sourceLineNo">091</span> unknownServerRegionsGauge =<a name="line.91"></a>
<span class="sourceLineNo">092</span> metricsRegistry.newGauge(UNKNOWN_SERVER_REGIONS, UNKNOWN_SERVER_REGIONS_DESC, 0L);<a name="line.92"></a>
<span class="sourceLineNo">093</span> emptyRegionInfoRegionsGauge =<a name="line.93"></a>
<span class="sourceLineNo">094</span> metricsRegistry.newGauge(EMPTY_REGION_INFO_REGIONS, EMPTY_REGION_INFO_REGIONS_DESC, 0L);<a name="line.94"></a>
<span class="sourceLineNo">095</span><a name="line.95"></a>
<span class="sourceLineNo">096</span> /**<a name="line.96"></a>
<span class="sourceLineNo">097</span> * NOTE: Please refer to HBASE-9774 and HBASE-14282. Based on these two issues, HBase is<a name="line.97"></a>
<span class="sourceLineNo">098</span> * moving away from using Hadoop's metric2 to having independent HBase specific Metrics. Use<a name="line.98"></a>
<span class="sourceLineNo">099</span> * {@link BaseSourceImpl#registry} to register the new metrics.<a name="line.99"></a>
<span class="sourceLineNo">100</span> */<a name="line.100"></a>
<span class="sourceLineNo">101</span> assignMetrics = new OperationMetrics(registry, ASSIGN_METRIC_PREFIX);<a name="line.101"></a>
<span class="sourceLineNo">102</span> unassignMetrics = new OperationMetrics(registry, UNASSIGN_METRIC_PREFIX);<a name="line.102"></a>
<span class="sourceLineNo">103</span> moveMetrics = new OperationMetrics(registry, MOVE_METRIC_PREFIX);<a name="line.103"></a>
<span class="sourceLineNo">104</span> reopenMetrics = new OperationMetrics(registry, REOPEN_METRIC_PREFIX);<a name="line.104"></a>
<span class="sourceLineNo">105</span> openMetrics = new OperationMetrics(registry, OPEN_METRIC_PREFIX);<a name="line.105"></a>
<span class="sourceLineNo">106</span> closeMetrics = new OperationMetrics(registry, CLOSE_METRIC_PREFIX);<a name="line.106"></a>
<span class="sourceLineNo">107</span> splitMetrics = new OperationMetrics(registry, SPLIT_METRIC_PREFIX);<a name="line.107"></a>
<span class="sourceLineNo">108</span> mergeMetrics = new OperationMetrics(registry, MERGE_METRIC_PREFIX);<a name="line.108"></a>
<span class="sourceLineNo">109</span> }<a name="line.109"></a>
<span class="sourceLineNo">110</span><a name="line.110"></a>
<span class="sourceLineNo">111</span> @Override<a name="line.111"></a>
<span class="sourceLineNo">112</span> public void setRIT(final int ritCount) {<a name="line.112"></a>
<span class="sourceLineNo">113</span> ritGauge.set(ritCount);<a name="line.113"></a>
<span class="sourceLineNo">114</span> }<a name="line.114"></a>
<span class="sourceLineNo">115</span><a name="line.115"></a>
<span class="sourceLineNo">116</span> @Override<a name="line.116"></a>
<span class="sourceLineNo">117</span> public void setRITCountOverThreshold(final int ritCount) {<a name="line.117"></a>
<span class="sourceLineNo">118</span> ritCountOverThresholdGauge.set(ritCount);<a name="line.118"></a>
<span class="sourceLineNo">119</span> }<a name="line.119"></a>
<span class="sourceLineNo">120</span><a name="line.120"></a>
<span class="sourceLineNo">121</span> @Override<a name="line.121"></a>
<span class="sourceLineNo">122</span> public void setRITOldestAge(final long ritOldestAge) {<a name="line.122"></a>
<span class="sourceLineNo">123</span> ritOldestAgeGauge.set(ritOldestAge);<a name="line.123"></a>
<span class="sourceLineNo">124</span> }<a name="line.124"></a>
<span class="sourceLineNo">125</span><a name="line.125"></a>
<span class="sourceLineNo">126</span> @Override<a name="line.126"></a>
<span class="sourceLineNo">127</span> public void incrementOperationCounter() {<a name="line.127"></a>
<span class="sourceLineNo">128</span> operationCounter.incr();<a name="line.128"></a>
<span class="sourceLineNo">129</span> }<a name="line.129"></a>
<span class="sourceLineNo">130</span><a name="line.130"></a>
<span class="sourceLineNo">131</span> @Override<a name="line.131"></a>
<span class="sourceLineNo">132</span> public void updateRitDuration(long duration) {<a name="line.132"></a>
<span class="sourceLineNo">133</span> ritDurationHisto.add(duration);<a name="line.133"></a>
<span class="sourceLineNo">134</span> }<a name="line.134"></a>
<span class="sourceLineNo">135</span><a name="line.135"></a>
<span class="sourceLineNo">136</span> @Override<a name="line.136"></a>
<span class="sourceLineNo">137</span> public void updateDeadServerOpenRegions(int deadRegions) {<a name="line.137"></a>
<span class="sourceLineNo">138</span> deadServerOpenRegions.set(deadRegions);<a name="line.138"></a>
<span class="sourceLineNo">139</span> }<a name="line.139"></a>
<span class="sourceLineNo">140</span><a name="line.140"></a>
<span class="sourceLineNo">141</span> @Override<a name="line.141"></a>
<span class="sourceLineNo">142</span> public void updateUnknownServerOpenRegions(int unknownRegions) {<a name="line.142"></a>
<span class="sourceLineNo">143</span> unknownServerOpenRegions.set(unknownRegions);<a name="line.143"></a>
<span class="sourceLineNo">144</span> }<a name="line.144"></a>
<span class="sourceLineNo">145</span><a name="line.145"></a>
<span class="sourceLineNo">146</span> @Override<a name="line.146"></a>
<span class="sourceLineNo">147</span> public void setOrphanRegionsOnRs(int orphanRegionsOnRs) {<a name="line.147"></a>
<span class="sourceLineNo">148</span> orphanRegionsOnRsGauge.set(orphanRegionsOnRs);<a name="line.148"></a>
<span class="sourceLineNo">149</span> }<a name="line.149"></a>
<span class="sourceLineNo">150</span><a name="line.150"></a>
<span class="sourceLineNo">151</span> @Override<a name="line.151"></a>
<span class="sourceLineNo">152</span> public void setOrphanRegionsOnFs(int orphanRegionsOnFs) {<a name="line.152"></a>
<span class="sourceLineNo">153</span> orphanRegionsOnFsGauge.set(orphanRegionsOnFs);<a name="line.153"></a>
<span class="sourceLineNo">154</span> }<a name="line.154"></a>
<span class="sourceLineNo">155</span><a name="line.155"></a>
<span class="sourceLineNo">156</span> @Override<a name="line.156"></a>
<span class="sourceLineNo">157</span> public void setInconsistentRegions(int inconsistentRegions) {<a name="line.157"></a>
<span class="sourceLineNo">158</span> inconsistentRegionsGauge.set(inconsistentRegions);<a name="line.158"></a>
<span class="sourceLineNo">159</span> }<a name="line.159"></a>
<span class="sourceLineNo">160</span><a name="line.160"></a>
<span class="sourceLineNo">161</span> @Override<a name="line.161"></a>
<span class="sourceLineNo">162</span> public void setHoles(int holes) {<a name="line.162"></a>
<span class="sourceLineNo">163</span> holesGauge.set(holes);<a name="line.163"></a>
<span class="sourceLineNo">164</span> }<a name="line.164"></a>
<span class="sourceLineNo">165</span><a name="line.165"></a>
<span class="sourceLineNo">166</span> @Override<a name="line.166"></a>
<span class="sourceLineNo">167</span> public void setOverlaps(int overlaps) {<a name="line.167"></a>
<span class="sourceLineNo">168</span> overlapsGauge.set(overlaps);<a name="line.168"></a>
<span class="sourceLineNo">169</span> }<a name="line.169"></a>
<span class="sourceLineNo">170</span><a name="line.170"></a>
<span class="sourceLineNo">171</span> @Override<a name="line.171"></a>
<span class="sourceLineNo">172</span> public void setUnknownServerRegions(int unknownServerRegions) {<a name="line.172"></a>
<span class="sourceLineNo">173</span> unknownServerRegionsGauge.set(unknownServerRegions);<a name="line.173"></a>
<span class="sourceLineNo">174</span> }<a name="line.174"></a>
<span class="sourceLineNo">175</span><a name="line.175"></a>
<span class="sourceLineNo">176</span> @Override<a name="line.176"></a>
<span class="sourceLineNo">177</span> public void setEmptyRegionInfoRegions(int emptyRegionInfoRegions) {<a name="line.177"></a>
<span class="sourceLineNo">178</span> emptyRegionInfoRegionsGauge.set(emptyRegionInfoRegions);<a name="line.178"></a>
<span class="sourceLineNo">179</span> }<a name="line.179"></a>
<span class="sourceLineNo">180</span><a name="line.180"></a>
<span class="sourceLineNo">181</span> @Override<a name="line.181"></a>
<span class="sourceLineNo">182</span> public OperationMetrics getAssignMetrics() {<a name="line.182"></a>
<span class="sourceLineNo">183</span> return assignMetrics;<a name="line.183"></a>
<span class="sourceLineNo">184</span> }<a name="line.184"></a>
<span class="sourceLineNo">185</span><a name="line.185"></a>
<span class="sourceLineNo">186</span> @Override<a name="line.186"></a>
<span class="sourceLineNo">187</span> public OperationMetrics getUnassignMetrics() {<a name="line.187"></a>
<span class="sourceLineNo">188</span> return unassignMetrics;<a name="line.188"></a>
<span class="sourceLineNo">189</span> }<a name="line.189"></a>
<span class="sourceLineNo">190</span><a name="line.190"></a>
<span class="sourceLineNo">191</span> @Override<a name="line.191"></a>
<span class="sourceLineNo">192</span> public OperationMetrics getSplitMetrics() {<a name="line.192"></a>
<span class="sourceLineNo">193</span> return splitMetrics;<a name="line.193"></a>
<span class="sourceLineNo">194</span> }<a name="line.194"></a>
<span class="sourceLineNo">195</span><a name="line.195"></a>
<span class="sourceLineNo">196</span> @Override<a name="line.196"></a>
<span class="sourceLineNo">197</span> public OperationMetrics getMergeMetrics() {<a name="line.197"></a>
<span class="sourceLineNo">198</span> return mergeMetrics;<a name="line.198"></a>
<span class="sourceLineNo">199</span> }<a name="line.199"></a>
<span class="sourceLineNo">200</span><a name="line.200"></a>
<span class="sourceLineNo">201</span> @Override<a name="line.201"></a>
<span class="sourceLineNo">202</span> public OperationMetrics getMoveMetrics() {<a name="line.202"></a>
<span class="sourceLineNo">203</span> return moveMetrics;<a name="line.203"></a>
<span class="sourceLineNo">204</span> }<a name="line.204"></a>
<span class="sourceLineNo">205</span><a name="line.205"></a>
<span class="sourceLineNo">206</span> @Override<a name="line.206"></a>
<span class="sourceLineNo">207</span> public OperationMetrics getReopenMetrics() {<a name="line.207"></a>
<span class="sourceLineNo">208</span> return reopenMetrics;<a name="line.208"></a>
<span class="sourceLineNo">209</span> }<a name="line.209"></a>
<span class="sourceLineNo">210</span><a name="line.210"></a>
<span class="sourceLineNo">211</span> @Override<a name="line.211"></a>
<span class="sourceLineNo">212</span> public OperationMetrics getOpenMetrics() {<a name="line.212"></a>
<span class="sourceLineNo">213</span> return openMetrics;<a name="line.213"></a>
<span class="sourceLineNo">214</span> }<a name="line.214"></a>
<span class="sourceLineNo">215</span><a name="line.215"></a>
<span class="sourceLineNo">216</span> @Override<a name="line.216"></a>
<span class="sourceLineNo">217</span> public OperationMetrics getCloseMetrics() {<a name="line.217"></a>
<span class="sourceLineNo">218</span> return closeMetrics;<a name="line.218"></a>
<span class="sourceLineNo">219</span> }<a name="line.219"></a>
<span class="sourceLineNo">220</span><a name="line.220"></a>
<span class="sourceLineNo">221</span> @Override<a name="line.221"></a>
<span class="sourceLineNo">222</span> public void getMetrics(MetricsCollector metricsCollector, boolean all) {<a name="line.222"></a>
<span class="sourceLineNo">223</span> MetricsRecordBuilder metricsRecordBuilder = metricsCollector.addRecord(metricsName);<a name="line.223"></a>
<span class="sourceLineNo">224</span> metricsRegistry.snapshot(metricsRecordBuilder, all);<a name="line.224"></a>
<span class="sourceLineNo">225</span> if(metricsAdapter != null) {<a name="line.225"></a>
<span class="sourceLineNo">226</span> metricsAdapter.snapshotAllMetrics(registry, metricsRecordBuilder);<a name="line.226"></a>
<span class="sourceLineNo">227</span> }<a name="line.227"></a>
<span class="sourceLineNo">228</span> }<a name="line.228"></a>
<span class="sourceLineNo">229</span>}<a name="line.229"></a>
</pre>
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