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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>package org.apache.hadoop.hbase.regionserver;<a name="line.18"></a>
<span class="sourceLineNo">019</span><a name="line.19"></a>
<span class="sourceLineNo">020</span>import java.util.Map;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import java.util.Map.Entry;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import org.apache.hadoop.hbase.metrics.Interns;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import org.apache.hadoop.metrics2.MetricsRecordBuilder;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import org.apache.hadoop.metrics2.lib.DynamicMetricsRegistry;<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.yetus.audience.InterfaceAudience;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import org.slf4j.Logger;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import org.slf4j.LoggerFactory;<a name="line.29"></a>
<span class="sourceLineNo">030</span><a name="line.30"></a>
<span class="sourceLineNo">031</span>@InterfaceAudience.Private<a name="line.31"></a>
<span class="sourceLineNo">032</span>public class MetricsRegionSourceImpl implements MetricsRegionSource {<a name="line.32"></a>
<span class="sourceLineNo">033</span><a name="line.33"></a>
<span class="sourceLineNo">034</span> private static final Logger LOG = LoggerFactory.getLogger(MetricsRegionSourceImpl.class);<a name="line.34"></a>
<span class="sourceLineNo">035</span><a name="line.35"></a>
<span class="sourceLineNo">036</span> private static final String _STORE = "_store_";<a name="line.36"></a>
<span class="sourceLineNo">037</span><a name="line.37"></a>
<span class="sourceLineNo">038</span> private AtomicBoolean closed = new AtomicBoolean(false);<a name="line.38"></a>
<span class="sourceLineNo">039</span><a name="line.39"></a>
<span class="sourceLineNo">040</span> // Non-final so that we can null out the wrapper<a name="line.40"></a>
<span class="sourceLineNo">041</span> // This is just paranoia. We really really don't want to<a name="line.41"></a>
<span class="sourceLineNo">042</span> // leak a whole region by way of keeping the<a name="line.42"></a>
<span class="sourceLineNo">043</span> // regionWrapper around too long.<a name="line.43"></a>
<span class="sourceLineNo">044</span> private MetricsRegionWrapper regionWrapper;<a name="line.44"></a>
<span class="sourceLineNo">045</span><a name="line.45"></a>
<span class="sourceLineNo">046</span> private final MetricsRegionAggregateSourceImpl agg;<a name="line.46"></a>
<span class="sourceLineNo">047</span> private final DynamicMetricsRegistry registry;<a name="line.47"></a>
<span class="sourceLineNo">048</span><a name="line.48"></a>
<span class="sourceLineNo">049</span> private final String regionNamePrefix;<a name="line.49"></a>
<span class="sourceLineNo">050</span> private final String regionNamePrefix1;<a name="line.50"></a>
<span class="sourceLineNo">051</span> private final String regionNamePrefix2;<a name="line.51"></a>
<span class="sourceLineNo">052</span> private final String regionPutKey;<a name="line.52"></a>
<span class="sourceLineNo">053</span> private final String regionDeleteKey;<a name="line.53"></a>
<span class="sourceLineNo">054</span> private final String regionGetKey;<a name="line.54"></a>
<span class="sourceLineNo">055</span> private final String regionIncrementKey;<a name="line.55"></a>
<span class="sourceLineNo">056</span> private final String regionAppendKey;<a name="line.56"></a>
<span class="sourceLineNo">057</span> private final String regionScanKey;<a name="line.57"></a>
<span class="sourceLineNo">058</span><a name="line.58"></a>
<span class="sourceLineNo">059</span> /*<a name="line.59"></a>
<span class="sourceLineNo">060</span> * Implementation note: Do not put histograms per region. With hundreds of regions in a server<a name="line.60"></a>
<span class="sourceLineNo">061</span> * histograms allocate too many counters. See HBASE-17016.<a name="line.61"></a>
<span class="sourceLineNo">062</span> */<a name="line.62"></a>
<span class="sourceLineNo">063</span> private final MutableFastCounter regionPut;<a name="line.63"></a>
<span class="sourceLineNo">064</span> private final MutableFastCounter regionDelete;<a name="line.64"></a>
<span class="sourceLineNo">065</span> private final MutableFastCounter regionIncrement;<a name="line.65"></a>
<span class="sourceLineNo">066</span> private final MutableFastCounter regionAppend;<a name="line.66"></a>
<span class="sourceLineNo">067</span> private final MutableFastCounter regionGet;<a name="line.67"></a>
<span class="sourceLineNo">068</span> private final MutableFastCounter regionScan;<a name="line.68"></a>
<span class="sourceLineNo">069</span><a name="line.69"></a>
<span class="sourceLineNo">070</span> private final int hashCode;<a name="line.70"></a>
<span class="sourceLineNo">071</span><a name="line.71"></a>
<span class="sourceLineNo">072</span> public MetricsRegionSourceImpl(MetricsRegionWrapper regionWrapper,<a name="line.72"></a>
<span class="sourceLineNo">073</span> MetricsRegionAggregateSourceImpl aggregate) {<a name="line.73"></a>
<span class="sourceLineNo">074</span> this.regionWrapper = regionWrapper;<a name="line.74"></a>
<span class="sourceLineNo">075</span> agg = aggregate;<a name="line.75"></a>
<span class="sourceLineNo">076</span> hashCode = regionWrapper.getRegionHashCode();<a name="line.76"></a>
<span class="sourceLineNo">077</span> agg.register(this);<a name="line.77"></a>
<span class="sourceLineNo">078</span><a name="line.78"></a>
<span class="sourceLineNo">079</span> LOG.debug("Creating new MetricsRegionSourceImpl for table " + regionWrapper.getTableName() + " "<a name="line.79"></a>
<span class="sourceLineNo">080</span> + regionWrapper.getRegionName());<a name="line.80"></a>
<span class="sourceLineNo">081</span><a name="line.81"></a>
<span class="sourceLineNo">082</span> registry = agg.getMetricsRegistry();<a name="line.82"></a>
<span class="sourceLineNo">083</span><a name="line.83"></a>
<span class="sourceLineNo">084</span> regionNamePrefix1 = "Namespace_" + regionWrapper.getNamespace() + "_table_"<a name="line.84"></a>
<span class="sourceLineNo">085</span> + regionWrapper.getTableName() + "_region_" + regionWrapper.getRegionName();<a name="line.85"></a>
<span class="sourceLineNo">086</span> regionNamePrefix2 = "_metric_";<a name="line.86"></a>
<span class="sourceLineNo">087</span> regionNamePrefix = regionNamePrefix1 + regionNamePrefix2;<a name="line.87"></a>
<span class="sourceLineNo">088</span><a name="line.88"></a>
<span class="sourceLineNo">089</span> String suffix = "Count";<a name="line.89"></a>
<span class="sourceLineNo">090</span><a name="line.90"></a>
<span class="sourceLineNo">091</span> regionPutKey = regionNamePrefix + MetricsRegionServerSource.PUT_KEY + suffix;<a name="line.91"></a>
<span class="sourceLineNo">092</span> regionPut = registry.getCounter(regionPutKey, 0L);<a name="line.92"></a>
<span class="sourceLineNo">093</span><a name="line.93"></a>
<span class="sourceLineNo">094</span> regionDeleteKey = regionNamePrefix + MetricsRegionServerSource.DELETE_KEY + suffix;<a name="line.94"></a>
<span class="sourceLineNo">095</span> regionDelete = registry.getCounter(regionDeleteKey, 0L);<a name="line.95"></a>
<span class="sourceLineNo">096</span><a name="line.96"></a>
<span class="sourceLineNo">097</span> regionIncrementKey = regionNamePrefix + MetricsRegionServerSource.INCREMENT_KEY + suffix;<a name="line.97"></a>
<span class="sourceLineNo">098</span> regionIncrement = registry.getCounter(regionIncrementKey, 0L);<a name="line.98"></a>
<span class="sourceLineNo">099</span><a name="line.99"></a>
<span class="sourceLineNo">100</span> regionAppendKey = regionNamePrefix + MetricsRegionServerSource.APPEND_KEY + suffix;<a name="line.100"></a>
<span class="sourceLineNo">101</span> regionAppend = registry.getCounter(regionAppendKey, 0L);<a name="line.101"></a>
<span class="sourceLineNo">102</span><a name="line.102"></a>
<span class="sourceLineNo">103</span> regionGetKey = regionNamePrefix + MetricsRegionServerSource.GET_KEY + suffix;<a name="line.103"></a>
<span class="sourceLineNo">104</span> regionGet = registry.getCounter(regionGetKey, 0L);<a name="line.104"></a>
<span class="sourceLineNo">105</span><a name="line.105"></a>
<span class="sourceLineNo">106</span> regionScanKey = regionNamePrefix + MetricsRegionServerSource.SCAN_KEY + suffix;<a name="line.106"></a>
<span class="sourceLineNo">107</span> regionScan = registry.getCounter(regionScanKey, 0L);<a name="line.107"></a>
<span class="sourceLineNo">108</span> }<a name="line.108"></a>
<span class="sourceLineNo">109</span><a name="line.109"></a>
<span class="sourceLineNo">110</span> @Override<a name="line.110"></a>
<span class="sourceLineNo">111</span> public void close() {<a name="line.111"></a>
<span class="sourceLineNo">112</span> boolean wasClosed = closed.getAndSet(true);<a name="line.112"></a>
<span class="sourceLineNo">113</span><a name="line.113"></a>
<span class="sourceLineNo">114</span> // Has someone else already closed this for us?<a name="line.114"></a>
<span class="sourceLineNo">115</span> if (wasClosed) {<a name="line.115"></a>
<span class="sourceLineNo">116</span> return;<a name="line.116"></a>
<span class="sourceLineNo">117</span> }<a name="line.117"></a>
<span class="sourceLineNo">118</span><a name="line.118"></a>
<span class="sourceLineNo">119</span> // Before removing the metrics remove this region from the aggregate region bean.<a name="line.119"></a>
<span class="sourceLineNo">120</span> // This should mean that it's unlikely that snapshot and close happen at the same time.<a name="line.120"></a>
<span class="sourceLineNo">121</span> agg.deregister(this);<a name="line.121"></a>
<span class="sourceLineNo">122</span><a name="line.122"></a>
<span class="sourceLineNo">123</span> // While it's un-likely that snapshot and close happen at the same time it's still possible.<a name="line.123"></a>
<span class="sourceLineNo">124</span> // So grab the lock to ensure that all calls to snapshot are done before we remove the metrics<a name="line.124"></a>
<span class="sourceLineNo">125</span> synchronized (this) {<a name="line.125"></a>
<span class="sourceLineNo">126</span> if (LOG.isTraceEnabled()) {<a name="line.126"></a>
<span class="sourceLineNo">127</span> LOG.trace("Removing region Metrics: " + regionWrapper.getRegionName());<a name="line.127"></a>
<span class="sourceLineNo">128</span> }<a name="line.128"></a>
<span class="sourceLineNo">129</span><a name="line.129"></a>
<span class="sourceLineNo">130</span> registry.removeMetric(regionPutKey);<a name="line.130"></a>
<span class="sourceLineNo">131</span> registry.removeMetric(regionDeleteKey);<a name="line.131"></a>
<span class="sourceLineNo">132</span> registry.removeMetric(regionIncrementKey);<a name="line.132"></a>
<span class="sourceLineNo">133</span> registry.removeMetric(regionAppendKey);<a name="line.133"></a>
<span class="sourceLineNo">134</span> registry.removeMetric(regionGetKey);<a name="line.134"></a>
<span class="sourceLineNo">135</span> registry.removeMetric(regionScanKey);<a name="line.135"></a>
<span class="sourceLineNo">136</span><a name="line.136"></a>
<span class="sourceLineNo">137</span> regionWrapper = null;<a name="line.137"></a>
<span class="sourceLineNo">138</span> }<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 updatePut() {<a name="line.142"></a>
<span class="sourceLineNo">143</span> regionPut.incr();<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 updateDelete() {<a name="line.147"></a>
<span class="sourceLineNo">148</span> regionDelete.incr();<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 updateGet(long mills) {<a name="line.152"></a>
<span class="sourceLineNo">153</span> regionGet.incr();<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 updateScanTime(long mills) {<a name="line.157"></a>
<span class="sourceLineNo">158</span> regionScan.incr();<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 updateIncrement() {<a name="line.162"></a>
<span class="sourceLineNo">163</span> regionIncrement.incr();<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 updateAppend() {<a name="line.167"></a>
<span class="sourceLineNo">168</span> regionAppend.incr();<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 MetricsRegionAggregateSource getAggregateSource() {<a name="line.172"></a>
<span class="sourceLineNo">173</span> return agg;<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 int compareTo(MetricsRegionSource source) {<a name="line.177"></a>
<span class="sourceLineNo">178</span> if (!(source instanceof MetricsRegionSourceImpl)) {<a name="line.178"></a>
<span class="sourceLineNo">179</span> return -1;<a name="line.179"></a>
<span class="sourceLineNo">180</span> }<a name="line.180"></a>
<span class="sourceLineNo">181</span> return Long.compare(hashCode, ((MetricsRegionSourceImpl) source).hashCode);<a name="line.181"></a>
<span class="sourceLineNo">182</span> }<a name="line.182"></a>
<span class="sourceLineNo">183</span><a name="line.183"></a>
<span class="sourceLineNo">184</span> void snapshot(MetricsRecordBuilder mrb, boolean ignored) {<a name="line.184"></a>
<span class="sourceLineNo">185</span><a name="line.185"></a>
<span class="sourceLineNo">186</span> // If there is a close that started be double extra sure<a name="line.186"></a>
<span class="sourceLineNo">187</span> // that we're not getting any locks and not putting data<a name="line.187"></a>
<span class="sourceLineNo">188</span> // into the metrics that should be removed. So early out<a name="line.188"></a>
<span class="sourceLineNo">189</span> // before even getting the lock.<a name="line.189"></a>
<span class="sourceLineNo">190</span> if (closed.get()) {<a name="line.190"></a>
<span class="sourceLineNo">191</span> return;<a name="line.191"></a>
<span class="sourceLineNo">192</span> }<a name="line.192"></a>
<span class="sourceLineNo">193</span><a name="line.193"></a>
<span class="sourceLineNo">194</span> // Grab the read<a name="line.194"></a>
<span class="sourceLineNo">195</span> // This ensures that removes of the metrics<a name="line.195"></a>
<span class="sourceLineNo">196</span> // can't happen while we are putting them back in.<a name="line.196"></a>
<span class="sourceLineNo">197</span> synchronized (this) {<a name="line.197"></a>
<span class="sourceLineNo">198</span><a name="line.198"></a>
<span class="sourceLineNo">199</span> // It's possible that a close happened between checking<a name="line.199"></a>
<span class="sourceLineNo">200</span> // the closed variable and getting the lock.<a name="line.200"></a>
<span class="sourceLineNo">201</span> if (closed.get()) {<a name="line.201"></a>
<span class="sourceLineNo">202</span> return;<a name="line.202"></a>
<span class="sourceLineNo">203</span> }<a name="line.203"></a>
<span class="sourceLineNo">204</span><a name="line.204"></a>
<span class="sourceLineNo">205</span> mrb.addGauge(Interns.info(regionNamePrefix + MetricsRegionServerSource.STORE_COUNT,<a name="line.205"></a>
<span class="sourceLineNo">206</span> MetricsRegionServerSource.STORE_COUNT_DESC), this.regionWrapper.getNumStores());<a name="line.206"></a>
<span class="sourceLineNo">207</span> mrb.addGauge(Interns.info(regionNamePrefix + MetricsRegionServerSource.STOREFILE_COUNT,<a name="line.207"></a>
<span class="sourceLineNo">208</span> MetricsRegionServerSource.STOREFILE_COUNT_DESC), this.regionWrapper.getNumStoreFiles());<a name="line.208"></a>
<span class="sourceLineNo">209</span> mrb.addGauge(Interns.info(regionNamePrefix + MetricsRegionServerSource.STORE_REF_COUNT,<a name="line.209"></a>
<span class="sourceLineNo">210</span> MetricsRegionServerSource.STORE_REF_COUNT), this.regionWrapper.getStoreRefCount());<a name="line.210"></a>
<span class="sourceLineNo">211</span> mrb.addGauge(<a name="line.211"></a>
<span class="sourceLineNo">212</span> Interns.info(<a name="line.212"></a>
<span class="sourceLineNo">213</span> regionNamePrefix + MetricsRegionServerSource.MAX_COMPACTED_STORE_FILE_REF_COUNT,<a name="line.213"></a>
<span class="sourceLineNo">214</span> MetricsRegionServerSource.MAX_COMPACTED_STORE_FILE_REF_COUNT),<a name="line.214"></a>
<span class="sourceLineNo">215</span> this.regionWrapper.getMaxCompactedStoreFileRefCount());<a name="line.215"></a>
<span class="sourceLineNo">216</span> mrb.addGauge(Interns.info(regionNamePrefix + MetricsRegionServerSource.MEMSTORE_SIZE,<a name="line.216"></a>
<span class="sourceLineNo">217</span> MetricsRegionServerSource.MEMSTORE_SIZE_DESC), this.regionWrapper.getMemStoreSize());<a name="line.217"></a>
<span class="sourceLineNo">218</span> mrb.addGauge(<a name="line.218"></a>
<span class="sourceLineNo">219</span> Interns.info(regionNamePrefix + MetricsRegionServerSource.MAX_STORE_FILE_AGE,<a name="line.219"></a>
<span class="sourceLineNo">220</span> MetricsRegionServerSource.MAX_STORE_FILE_AGE_DESC),<a name="line.220"></a>
<span class="sourceLineNo">221</span> this.regionWrapper.getMaxStoreFileAge());<a name="line.221"></a>
<span class="sourceLineNo">222</span> mrb.addGauge(<a name="line.222"></a>
<span class="sourceLineNo">223</span> Interns.info(regionNamePrefix + MetricsRegionServerSource.MIN_STORE_FILE_AGE,<a name="line.223"></a>
<span class="sourceLineNo">224</span> MetricsRegionServerSource.MIN_STORE_FILE_AGE_DESC),<a name="line.224"></a>
<span class="sourceLineNo">225</span> this.regionWrapper.getMinStoreFileAge());<a name="line.225"></a>
<span class="sourceLineNo">226</span> mrb.addGauge(<a name="line.226"></a>
<span class="sourceLineNo">227</span> Interns.info(regionNamePrefix + MetricsRegionServerSource.AVG_STORE_FILE_AGE,<a name="line.227"></a>
<span class="sourceLineNo">228</span> MetricsRegionServerSource.AVG_STORE_FILE_AGE_DESC),<a name="line.228"></a>
<span class="sourceLineNo">229</span> this.regionWrapper.getAvgStoreFileAge());<a name="line.229"></a>
<span class="sourceLineNo">230</span> mrb.addGauge(<a name="line.230"></a>
<span class="sourceLineNo">231</span> Interns.info(regionNamePrefix + MetricsRegionServerSource.NUM_REFERENCE_FILES,<a name="line.231"></a>
<span class="sourceLineNo">232</span> MetricsRegionServerSource.NUM_REFERENCE_FILES_DESC),<a name="line.232"></a>
<span class="sourceLineNo">233</span> this.regionWrapper.getNumReferenceFiles());<a name="line.233"></a>
<span class="sourceLineNo">234</span> mrb.addGauge(Interns.info(regionNamePrefix + MetricsRegionServerSource.STOREFILE_SIZE,<a name="line.234"></a>
<span class="sourceLineNo">235</span> MetricsRegionServerSource.STOREFILE_SIZE_DESC), this.regionWrapper.getStoreFileSize());<a name="line.235"></a>
<span class="sourceLineNo">236</span> mrb.addCounter(<a name="line.236"></a>
<span class="sourceLineNo">237</span> Interns.info(regionNamePrefix + MetricsRegionSource.COMPACTIONS_COMPLETED_COUNT,<a name="line.237"></a>
<span class="sourceLineNo">238</span> MetricsRegionSource.COMPACTIONS_COMPLETED_DESC),<a name="line.238"></a>
<span class="sourceLineNo">239</span> this.regionWrapper.getNumCompactionsCompleted());<a name="line.239"></a>
<span class="sourceLineNo">240</span> mrb.addCounter(<a name="line.240"></a>
<span class="sourceLineNo">241</span> Interns.info(regionNamePrefix + MetricsRegionSource.COMPACTIONS_FAILED_COUNT,<a name="line.241"></a>
<span class="sourceLineNo">242</span> MetricsRegionSource.COMPACTIONS_FAILED_DESC),<a name="line.242"></a>
<span class="sourceLineNo">243</span> this.regionWrapper.getNumCompactionsFailed());<a name="line.243"></a>
<span class="sourceLineNo">244</span> mrb.addCounter(<a name="line.244"></a>
<span class="sourceLineNo">245</span> Interns.info(regionNamePrefix + MetricsRegionSource.LAST_MAJOR_COMPACTION_AGE,<a name="line.245"></a>
<span class="sourceLineNo">246</span> MetricsRegionSource.LAST_MAJOR_COMPACTION_DESC),<a name="line.246"></a>
<span class="sourceLineNo">247</span> this.regionWrapper.getLastMajorCompactionAge());<a name="line.247"></a>
<span class="sourceLineNo">248</span> mrb.addCounter(Interns.info(regionNamePrefix + MetricsRegionSource.NUM_BYTES_COMPACTED_COUNT,<a name="line.248"></a>
<span class="sourceLineNo">249</span> MetricsRegionSource.NUM_BYTES_COMPACTED_DESC), this.regionWrapper.getNumBytesCompacted());<a name="line.249"></a>
<span class="sourceLineNo">250</span> mrb.addCounter(Interns.info(regionNamePrefix + MetricsRegionSource.NUM_FILES_COMPACTED_COUNT,<a name="line.250"></a>
<span class="sourceLineNo">251</span> MetricsRegionSource.NUM_FILES_COMPACTED_DESC), this.regionWrapper.getNumFilesCompacted());<a name="line.251"></a>
<span class="sourceLineNo">252</span> mrb.addCounter(<a name="line.252"></a>
<span class="sourceLineNo">253</span> Interns.info(regionNamePrefix + MetricsRegionServerSource.READ_REQUEST_COUNT,<a name="line.253"></a>
<span class="sourceLineNo">254</span> MetricsRegionServerSource.READ_REQUEST_COUNT_DESC),<a name="line.254"></a>
<span class="sourceLineNo">255</span> this.regionWrapper.getReadRequestCount());<a name="line.255"></a>
<span class="sourceLineNo">256</span> mrb.addCounter(Interns.info(regionNamePrefix + MetricsRegionServerSource.CP_REQUEST_COUNT,<a name="line.256"></a>
<span class="sourceLineNo">257</span> MetricsRegionServerSource.CP_REQUEST_COUNT_DESC), this.regionWrapper.getCpRequestCount());<a name="line.257"></a>
<span class="sourceLineNo">258</span> mrb.addCounter(<a name="line.258"></a>
<span class="sourceLineNo">259</span> Interns.info(regionNamePrefix + MetricsRegionServerSource.FILTERED_READ_REQUEST_COUNT,<a name="line.259"></a>
<span class="sourceLineNo">260</span> MetricsRegionServerSource.FILTERED_READ_REQUEST_COUNT_DESC),<a name="line.260"></a>
<span class="sourceLineNo">261</span> this.regionWrapper.getFilteredReadRequestCount());<a name="line.261"></a>
<span class="sourceLineNo">262</span> mrb.addCounter(<a name="line.262"></a>
<span class="sourceLineNo">263</span> Interns.info(regionNamePrefix + MetricsRegionServerSource.WRITE_REQUEST_COUNT,<a name="line.263"></a>
<span class="sourceLineNo">264</span> MetricsRegionServerSource.WRITE_REQUEST_COUNT_DESC),<a name="line.264"></a>
<span class="sourceLineNo">265</span> this.regionWrapper.getWriteRequestCount());<a name="line.265"></a>
<span class="sourceLineNo">266</span> mrb.addCounter(Interns.info(regionNamePrefix + MetricsRegionSource.REPLICA_ID,<a name="line.266"></a>
<span class="sourceLineNo">267</span> MetricsRegionSource.REPLICA_ID_DESC), this.regionWrapper.getReplicaId());<a name="line.267"></a>
<span class="sourceLineNo">268</span> mrb.addCounter(<a name="line.268"></a>
<span class="sourceLineNo">269</span> Interns.info(regionNamePrefix + MetricsRegionSource.COMPACTIONS_QUEUED_COUNT,<a name="line.269"></a>
<span class="sourceLineNo">270</span> MetricsRegionSource.COMPACTIONS_QUEUED_DESC),<a name="line.270"></a>
<span class="sourceLineNo">271</span> this.regionWrapper.getNumCompactionsQueued());<a name="line.271"></a>
<span class="sourceLineNo">272</span> mrb.addCounter(Interns.info(regionNamePrefix + MetricsRegionSource.FLUSHES_QUEUED_COUNT,<a name="line.272"></a>
<span class="sourceLineNo">273</span> MetricsRegionSource.FLUSHES_QUEUED_DESC), this.regionWrapper.getNumFlushesQueued());<a name="line.273"></a>
<span class="sourceLineNo">274</span> mrb.addCounter(<a name="line.274"></a>
<span class="sourceLineNo">275</span> Interns.info(regionNamePrefix + MetricsRegionSource.MAX_COMPACTION_QUEUE_SIZE,<a name="line.275"></a>
<span class="sourceLineNo">276</span> MetricsRegionSource.MAX_COMPACTION_QUEUE_DESC),<a name="line.276"></a>
<span class="sourceLineNo">277</span> this.regionWrapper.getMaxCompactionQueueSize());<a name="line.277"></a>
<span class="sourceLineNo">278</span> mrb.addCounter(Interns.info(regionNamePrefix + MetricsRegionSource.MAX_FLUSH_QUEUE_SIZE,<a name="line.278"></a>
<span class="sourceLineNo">279</span> MetricsRegionSource.MAX_FLUSH_QUEUE_DESC), this.regionWrapper.getMaxFlushQueueSize());<a name="line.279"></a>
<span class="sourceLineNo">280</span> addCounter(mrb, this.regionWrapper.getMemstoreOnlyRowReadsCount(),<a name="line.280"></a>
<span class="sourceLineNo">281</span> MetricsRegionSource.ROW_READS_ONLY_ON_MEMSTORE,<a name="line.281"></a>
<span class="sourceLineNo">282</span> MetricsRegionSource.ROW_READS_ONLY_ON_MEMSTORE_DESC);<a name="line.282"></a>
<span class="sourceLineNo">283</span> addCounter(mrb, this.regionWrapper.getMixedRowReadsCount(),<a name="line.283"></a>
<span class="sourceLineNo">284</span> MetricsRegionSource.MIXED_ROW_READS, MetricsRegionSource.MIXED_ROW_READS_ON_STORE_DESC);<a name="line.284"></a>
<span class="sourceLineNo">285</span> }<a name="line.285"></a>
<span class="sourceLineNo">286</span> }<a name="line.286"></a>
<span class="sourceLineNo">287</span><a name="line.287"></a>
<span class="sourceLineNo">288</span> private void addCounter(MetricsRecordBuilder mrb, Map&lt;String, Long&gt; metricMap, String metricName,<a name="line.288"></a>
<span class="sourceLineNo">289</span> String metricDesc) {<a name="line.289"></a>
<span class="sourceLineNo">290</span> if (metricMap != null) {<a name="line.290"></a>
<span class="sourceLineNo">291</span> for (Entry&lt;String, Long&gt; entry : metricMap.entrySet()) {<a name="line.291"></a>
<span class="sourceLineNo">292</span> // append 'store' and its name to the metric<a name="line.292"></a>
<span class="sourceLineNo">293</span> mrb.addCounter(Interns.info(<a name="line.293"></a>
<span class="sourceLineNo">294</span> this.regionNamePrefix1 + _STORE + entry.getKey() + this.regionNamePrefix2 + metricName,<a name="line.294"></a>
<span class="sourceLineNo">295</span> metricDesc), entry.getValue());<a name="line.295"></a>
<span class="sourceLineNo">296</span> }<a name="line.296"></a>
<span class="sourceLineNo">297</span> }<a name="line.297"></a>
<span class="sourceLineNo">298</span> }<a name="line.298"></a>
<span class="sourceLineNo">299</span><a name="line.299"></a>
<span class="sourceLineNo">300</span> @Override<a name="line.300"></a>
<span class="sourceLineNo">301</span> public int hashCode() {<a name="line.301"></a>
<span class="sourceLineNo">302</span> return hashCode;<a name="line.302"></a>
<span class="sourceLineNo">303</span> }<a name="line.303"></a>
<span class="sourceLineNo">304</span><a name="line.304"></a>
<span class="sourceLineNo">305</span> @Override<a name="line.305"></a>
<span class="sourceLineNo">306</span> public boolean equals(Object obj) {<a name="line.306"></a>
<span class="sourceLineNo">307</span> return obj == this<a name="line.307"></a>
<span class="sourceLineNo">308</span> || (obj instanceof MetricsRegionSourceImpl &amp;&amp; compareTo((MetricsRegionSourceImpl) obj) == 0);<a name="line.308"></a>
<span class="sourceLineNo">309</span> }<a name="line.309"></a>
<span class="sourceLineNo">310</span>}<a name="line.310"></a>
</pre>
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