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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.client;<a name="line.18"></a>
<span class="sourceLineNo">019</span><a name="line.19"></a>
<span class="sourceLineNo">020</span>import static com.codahale.metrics.MetricRegistry.name;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import static org.apache.hadoop.hbase.util.ConcurrentMapUtils.computeIfAbsent;<a name="line.21"></a>
<span class="sourceLineNo">022</span><a name="line.22"></a>
<span class="sourceLineNo">023</span>import com.codahale.metrics.Counter;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import com.codahale.metrics.Histogram;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import com.codahale.metrics.JmxReporter;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import com.codahale.metrics.MetricRegistry;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import com.codahale.metrics.RatioGauge;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import com.codahale.metrics.Timer;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import java.util.ArrayList;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import java.util.List;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import java.util.concurrent.ConcurrentHashMap;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import java.util.concurrent.ConcurrentMap;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import java.util.concurrent.ConcurrentSkipListMap;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import java.util.concurrent.ThreadPoolExecutor;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import java.util.concurrent.TimeUnit;<a name="line.35"></a>
<span class="sourceLineNo">036</span>import java.util.function.Supplier;<a name="line.36"></a>
<span class="sourceLineNo">037</span>import org.apache.commons.lang3.StringUtils;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import org.apache.hadoop.conf.Configuration;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.ServerName;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.TableName;<a name="line.40"></a>
<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.41"></a>
<span class="sourceLineNo">042</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.42"></a>
<span class="sourceLineNo">043</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.43"></a>
<span class="sourceLineNo">044</span><a name="line.44"></a>
<span class="sourceLineNo">045</span>import org.apache.hbase.thirdparty.com.google.protobuf.Descriptors.MethodDescriptor;<a name="line.45"></a>
<span class="sourceLineNo">046</span>import org.apache.hbase.thirdparty.com.google.protobuf.Message;<a name="line.46"></a>
<span class="sourceLineNo">047</span><a name="line.47"></a>
<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.ClientService;<a name="line.48"></a>
<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.MutateRequest;<a name="line.49"></a>
<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.MutationProto.MutationType;<a name="line.50"></a>
<span class="sourceLineNo">051</span><a name="line.51"></a>
<span class="sourceLineNo">052</span>/**<a name="line.52"></a>
<span class="sourceLineNo">053</span> * This class is for maintaining the various connection statistics and publishing them through the<a name="line.53"></a>
<span class="sourceLineNo">054</span> * metrics interfaces. This class manages its own {@link MetricRegistry} and {@link JmxReporter} so<a name="line.54"></a>
<span class="sourceLineNo">055</span> * as to not conflict with other uses of Yammer Metrics within the client application. Calling<a name="line.55"></a>
<span class="sourceLineNo">056</span> * {@link #getMetricsConnection(Configuration, String, Supplier, Supplier)} implicitly creates and<a name="line.56"></a>
<span class="sourceLineNo">057</span> * "starts" instances of these classes; be sure to call {@link #deleteMetricsConnection(String)} to<a name="line.57"></a>
<span class="sourceLineNo">058</span> * terminate the thread pools they allocate. The metrics reporter will be shutdown<a name="line.58"></a>
<span class="sourceLineNo">059</span> * {@link #shutdown()} when all connections within this metrics instances are closed.<a name="line.59"></a>
<span class="sourceLineNo">060</span> */<a name="line.60"></a>
<span class="sourceLineNo">061</span>@InterfaceAudience.Private<a name="line.61"></a>
<span class="sourceLineNo">062</span>public final class MetricsConnection implements StatisticTrackable {<a name="line.62"></a>
<span class="sourceLineNo">063</span><a name="line.63"></a>
<span class="sourceLineNo">064</span> private static final ConcurrentMap&lt;String, MetricsConnection&gt; METRICS_INSTANCES =<a name="line.64"></a>
<span class="sourceLineNo">065</span> new ConcurrentHashMap&lt;&gt;();<a name="line.65"></a>
<span class="sourceLineNo">066</span><a name="line.66"></a>
<span class="sourceLineNo">067</span> static MetricsConnection getMetricsConnection(final Configuration conf, final String scope,<a name="line.67"></a>
<span class="sourceLineNo">068</span> Supplier&lt;ThreadPoolExecutor&gt; batchPool, Supplier&lt;ThreadPoolExecutor&gt; metaPool) {<a name="line.68"></a>
<span class="sourceLineNo">069</span> return METRICS_INSTANCES.compute(scope, (s, metricsConnection) -&gt; {<a name="line.69"></a>
<span class="sourceLineNo">070</span> if (metricsConnection == null) {<a name="line.70"></a>
<span class="sourceLineNo">071</span> MetricsConnection newMetricsConn = new MetricsConnection(conf, scope, batchPool, metaPool);<a name="line.71"></a>
<span class="sourceLineNo">072</span> newMetricsConn.incrConnectionCount();<a name="line.72"></a>
<span class="sourceLineNo">073</span> return newMetricsConn;<a name="line.73"></a>
<span class="sourceLineNo">074</span> } else {<a name="line.74"></a>
<span class="sourceLineNo">075</span> metricsConnection.addThreadPools(batchPool, metaPool);<a name="line.75"></a>
<span class="sourceLineNo">076</span> metricsConnection.incrConnectionCount();<a name="line.76"></a>
<span class="sourceLineNo">077</span> return metricsConnection;<a name="line.77"></a>
<span class="sourceLineNo">078</span> }<a name="line.78"></a>
<span class="sourceLineNo">079</span> });<a name="line.79"></a>
<span class="sourceLineNo">080</span> }<a name="line.80"></a>
<span class="sourceLineNo">081</span><a name="line.81"></a>
<span class="sourceLineNo">082</span> static void deleteMetricsConnection(final String scope) {<a name="line.82"></a>
<span class="sourceLineNo">083</span> METRICS_INSTANCES.computeIfPresent(scope, (s, metricsConnection) -&gt; {<a name="line.83"></a>
<span class="sourceLineNo">084</span> metricsConnection.decrConnectionCount();<a name="line.84"></a>
<span class="sourceLineNo">085</span> if (metricsConnection.getConnectionCount() == 0) {<a name="line.85"></a>
<span class="sourceLineNo">086</span> metricsConnection.shutdown();<a name="line.86"></a>
<span class="sourceLineNo">087</span> return null;<a name="line.87"></a>
<span class="sourceLineNo">088</span> }<a name="line.88"></a>
<span class="sourceLineNo">089</span> return metricsConnection;<a name="line.89"></a>
<span class="sourceLineNo">090</span> });<a name="line.90"></a>
<span class="sourceLineNo">091</span> }<a name="line.91"></a>
<span class="sourceLineNo">092</span><a name="line.92"></a>
<span class="sourceLineNo">093</span> /** Set this key to {@code true} to enable metrics collection of client requests. */<a name="line.93"></a>
<span class="sourceLineNo">094</span> public static final String CLIENT_SIDE_METRICS_ENABLED_KEY = "hbase.client.metrics.enable";<a name="line.94"></a>
<span class="sourceLineNo">095</span><a name="line.95"></a>
<span class="sourceLineNo">096</span> /** Set this key to {@code true} to enable table metrics collection of client requests. */<a name="line.96"></a>
<span class="sourceLineNo">097</span> public static final String CLIENT_SIDE_TABLE_METRICS_ENABLED_KEY =<a name="line.97"></a>
<span class="sourceLineNo">098</span> "hbase.client.table.metrics.enable";<a name="line.98"></a>
<span class="sourceLineNo">099</span><a name="line.99"></a>
<span class="sourceLineNo">100</span> /**<a name="line.100"></a>
<span class="sourceLineNo">101</span> * Set to specify a custom scope for the metrics published through {@link MetricsConnection}. The<a name="line.101"></a>
<span class="sourceLineNo">102</span> * scope is added to JMX MBean objectName, and defaults to a combination of the Connection's<a name="line.102"></a>
<span class="sourceLineNo">103</span> * clusterId and hashCode. For example, a default value for a connection to cluster "foo" might be<a name="line.103"></a>
<span class="sourceLineNo">104</span> * "foo-7d9d0818", where "7d9d0818" is the hashCode of the underlying AsyncConnectionImpl. Users<a name="line.104"></a>
<span class="sourceLineNo">105</span> * may set this key to give a more contextual name for this scope. For example, one might want to<a name="line.105"></a>
<span class="sourceLineNo">106</span> * differentiate a read connection from a write connection by setting the scopes to "foo-read" and<a name="line.106"></a>
<span class="sourceLineNo">107</span> * "foo-write" respectively. Scope is the only thing that lends any uniqueness to the metrics.<a name="line.107"></a>
<span class="sourceLineNo">108</span> * Care should be taken to avoid using the same scope for multiple Connections, otherwise the<a name="line.108"></a>
<span class="sourceLineNo">109</span> * metrics may aggregate in unforeseen ways.<a name="line.109"></a>
<span class="sourceLineNo">110</span> */<a name="line.110"></a>
<span class="sourceLineNo">111</span> public static final String METRICS_SCOPE_KEY = "hbase.client.metrics.scope";<a name="line.111"></a>
<span class="sourceLineNo">112</span><a name="line.112"></a>
<span class="sourceLineNo">113</span> /**<a name="line.113"></a>
<span class="sourceLineNo">114</span> * Returns the scope for a MetricsConnection based on the configured {@link #METRICS_SCOPE_KEY} or<a name="line.114"></a>
<span class="sourceLineNo">115</span> * by generating a default from the passed clusterId and connectionObj's hashCode.<a name="line.115"></a>
<span class="sourceLineNo">116</span> * @param conf configuration for the connection<a name="line.116"></a>
<span class="sourceLineNo">117</span> * @param clusterId clusterId for the connection<a name="line.117"></a>
<span class="sourceLineNo">118</span> * @param connectionObj either a Connection or AsyncConnectionImpl, the instance creating this<a name="line.118"></a>
<span class="sourceLineNo">119</span> * MetricsConnection.<a name="line.119"></a>
<span class="sourceLineNo">120</span> */<a name="line.120"></a>
<span class="sourceLineNo">121</span> static String getScope(Configuration conf, String clusterId, Object connectionObj) {<a name="line.121"></a>
<span class="sourceLineNo">122</span> return conf.get(METRICS_SCOPE_KEY,<a name="line.122"></a>
<span class="sourceLineNo">123</span> clusterId + "@" + Integer.toHexString(connectionObj.hashCode()));<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> private static final String CNT_BASE = "rpcCount_";<a name="line.126"></a>
<span class="sourceLineNo">127</span> private static final String FAILURE_CNT_BASE = "rpcFailureCount_";<a name="line.127"></a>
<span class="sourceLineNo">128</span> private static final String TOTAL_EXCEPTION_CNT = "rpcTotalExceptions";<a name="line.128"></a>
<span class="sourceLineNo">129</span> private static final String LOCAL_EXCEPTION_CNT_BASE = "rpcLocalExceptions_";<a name="line.129"></a>
<span class="sourceLineNo">130</span> private static final String REMOTE_EXCEPTION_CNT_BASE = "rpcRemoteExceptions_";<a name="line.130"></a>
<span class="sourceLineNo">131</span> private static final String DRTN_BASE = "rpcCallDurationMs_";<a name="line.131"></a>
<span class="sourceLineNo">132</span> private static final String REQ_BASE = "rpcCallRequestSizeBytes_";<a name="line.132"></a>
<span class="sourceLineNo">133</span> private static final String RESP_BASE = "rpcCallResponseSizeBytes_";<a name="line.133"></a>
<span class="sourceLineNo">134</span> private static final String MEMLOAD_BASE = "memstoreLoad_";<a name="line.134"></a>
<span class="sourceLineNo">135</span> private static final String HEAP_BASE = "heapOccupancy_";<a name="line.135"></a>
<span class="sourceLineNo">136</span> private static final String CACHE_BASE = "cacheDroppingExceptions_";<a name="line.136"></a>
<span class="sourceLineNo">137</span> private static final String UNKNOWN_EXCEPTION = "UnknownException";<a name="line.137"></a>
<span class="sourceLineNo">138</span> private static final String NS_LOOKUPS = "nsLookups";<a name="line.138"></a>
<span class="sourceLineNo">139</span> private static final String NS_LOOKUPS_FAILED = "nsLookupsFailed";<a name="line.139"></a>
<span class="sourceLineNo">140</span> private static final String CLIENT_SVC = ClientService.getDescriptor().getName();<a name="line.140"></a>
<span class="sourceLineNo">141</span><a name="line.141"></a>
<span class="sourceLineNo">142</span> /** A container class for collecting details about the RPC call as it percolates. */<a name="line.142"></a>
<span class="sourceLineNo">143</span> public static class CallStats {<a name="line.143"></a>
<span class="sourceLineNo">144</span> private long requestSizeBytes = 0;<a name="line.144"></a>
<span class="sourceLineNo">145</span> private long responseSizeBytes = 0;<a name="line.145"></a>
<span class="sourceLineNo">146</span> private long startTime = 0;<a name="line.146"></a>
<span class="sourceLineNo">147</span> private long callTimeMs = 0;<a name="line.147"></a>
<span class="sourceLineNo">148</span> private int concurrentCallsPerServer = 0;<a name="line.148"></a>
<span class="sourceLineNo">149</span> private int numActionsPerServer = 0;<a name="line.149"></a>
<span class="sourceLineNo">150</span><a name="line.150"></a>
<span class="sourceLineNo">151</span> public long getRequestSizeBytes() {<a name="line.151"></a>
<span class="sourceLineNo">152</span> return requestSizeBytes;<a name="line.152"></a>
<span class="sourceLineNo">153</span> }<a name="line.153"></a>
<span class="sourceLineNo">154</span><a name="line.154"></a>
<span class="sourceLineNo">155</span> public void setRequestSizeBytes(long requestSizeBytes) {<a name="line.155"></a>
<span class="sourceLineNo">156</span> this.requestSizeBytes = requestSizeBytes;<a name="line.156"></a>
<span class="sourceLineNo">157</span> }<a name="line.157"></a>
<span class="sourceLineNo">158</span><a name="line.158"></a>
<span class="sourceLineNo">159</span> public long getResponseSizeBytes() {<a name="line.159"></a>
<span class="sourceLineNo">160</span> return responseSizeBytes;<a name="line.160"></a>
<span class="sourceLineNo">161</span> }<a name="line.161"></a>
<span class="sourceLineNo">162</span><a name="line.162"></a>
<span class="sourceLineNo">163</span> public void setResponseSizeBytes(long responseSizeBytes) {<a name="line.163"></a>
<span class="sourceLineNo">164</span> this.responseSizeBytes = responseSizeBytes;<a name="line.164"></a>
<span class="sourceLineNo">165</span> }<a name="line.165"></a>
<span class="sourceLineNo">166</span><a name="line.166"></a>
<span class="sourceLineNo">167</span> public long getStartTime() {<a name="line.167"></a>
<span class="sourceLineNo">168</span> return startTime;<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> public void setStartTime(long startTime) {<a name="line.171"></a>
<span class="sourceLineNo">172</span> this.startTime = startTime;<a name="line.172"></a>
<span class="sourceLineNo">173</span> }<a name="line.173"></a>
<span class="sourceLineNo">174</span><a name="line.174"></a>
<span class="sourceLineNo">175</span> public long getCallTimeMs() {<a name="line.175"></a>
<span class="sourceLineNo">176</span> return callTimeMs;<a name="line.176"></a>
<span class="sourceLineNo">177</span> }<a name="line.177"></a>
<span class="sourceLineNo">178</span><a name="line.178"></a>
<span class="sourceLineNo">179</span> public void setCallTimeMs(long callTimeMs) {<a name="line.179"></a>
<span class="sourceLineNo">180</span> this.callTimeMs = callTimeMs;<a name="line.180"></a>
<span class="sourceLineNo">181</span> }<a name="line.181"></a>
<span class="sourceLineNo">182</span><a name="line.182"></a>
<span class="sourceLineNo">183</span> public int getConcurrentCallsPerServer() {<a name="line.183"></a>
<span class="sourceLineNo">184</span> return concurrentCallsPerServer;<a name="line.184"></a>
<span class="sourceLineNo">185</span> }<a name="line.185"></a>
<span class="sourceLineNo">186</span><a name="line.186"></a>
<span class="sourceLineNo">187</span> public void setConcurrentCallsPerServer(int callsPerServer) {<a name="line.187"></a>
<span class="sourceLineNo">188</span> this.concurrentCallsPerServer = callsPerServer;<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> public int getNumActionsPerServer() {<a name="line.191"></a>
<span class="sourceLineNo">192</span> return numActionsPerServer;<a name="line.192"></a>
<span class="sourceLineNo">193</span> }<a name="line.193"></a>
<span class="sourceLineNo">194</span><a name="line.194"></a>
<span class="sourceLineNo">195</span> public void setNumActionsPerServer(int numActionsPerServer) {<a name="line.195"></a>
<span class="sourceLineNo">196</span> this.numActionsPerServer = numActionsPerServer;<a name="line.196"></a>
<span class="sourceLineNo">197</span> }<a name="line.197"></a>
<span class="sourceLineNo">198</span> }<a name="line.198"></a>
<span class="sourceLineNo">199</span><a name="line.199"></a>
<span class="sourceLineNo">200</span> protected static final class CallTracker {<a name="line.200"></a>
<span class="sourceLineNo">201</span> private final String name;<a name="line.201"></a>
<span class="sourceLineNo">202</span> final Timer callTimer;<a name="line.202"></a>
<span class="sourceLineNo">203</span> final Histogram reqHist;<a name="line.203"></a>
<span class="sourceLineNo">204</span> final Histogram respHist;<a name="line.204"></a>
<span class="sourceLineNo">205</span><a name="line.205"></a>
<span class="sourceLineNo">206</span> private CallTracker(MetricRegistry registry, String name, String subName, String scope) {<a name="line.206"></a>
<span class="sourceLineNo">207</span> StringBuilder sb = new StringBuilder(CLIENT_SVC).append("_").append(name);<a name="line.207"></a>
<span class="sourceLineNo">208</span> if (subName != null) {<a name="line.208"></a>
<span class="sourceLineNo">209</span> sb.append("(").append(subName).append(")");<a name="line.209"></a>
<span class="sourceLineNo">210</span> }<a name="line.210"></a>
<span class="sourceLineNo">211</span> this.name = sb.toString();<a name="line.211"></a>
<span class="sourceLineNo">212</span> this.callTimer = registry.timer(name(MetricsConnection.class, DRTN_BASE + this.name, scope));<a name="line.212"></a>
<span class="sourceLineNo">213</span> this.reqHist = registry.histogram(name(MetricsConnection.class, REQ_BASE + this.name, scope));<a name="line.213"></a>
<span class="sourceLineNo">214</span> this.respHist =<a name="line.214"></a>
<span class="sourceLineNo">215</span> registry.histogram(name(MetricsConnection.class, RESP_BASE + this.name, scope));<a name="line.215"></a>
<span class="sourceLineNo">216</span> }<a name="line.216"></a>
<span class="sourceLineNo">217</span><a name="line.217"></a>
<span class="sourceLineNo">218</span> private CallTracker(MetricRegistry registry, String name, String scope) {<a name="line.218"></a>
<span class="sourceLineNo">219</span> this(registry, name, null, scope);<a name="line.219"></a>
<span class="sourceLineNo">220</span> }<a name="line.220"></a>
<span class="sourceLineNo">221</span><a name="line.221"></a>
<span class="sourceLineNo">222</span> public void updateRpc(CallStats stats) {<a name="line.222"></a>
<span class="sourceLineNo">223</span> this.callTimer.update(stats.getCallTimeMs(), TimeUnit.MILLISECONDS);<a name="line.223"></a>
<span class="sourceLineNo">224</span> this.reqHist.update(stats.getRequestSizeBytes());<a name="line.224"></a>
<span class="sourceLineNo">225</span> this.respHist.update(stats.getResponseSizeBytes());<a name="line.225"></a>
<span class="sourceLineNo">226</span> }<a name="line.226"></a>
<span class="sourceLineNo">227</span><a name="line.227"></a>
<span class="sourceLineNo">228</span> @Override<a name="line.228"></a>
<span class="sourceLineNo">229</span> public String toString() {<a name="line.229"></a>
<span class="sourceLineNo">230</span> return "CallTracker:" + name;<a name="line.230"></a>
<span class="sourceLineNo">231</span> }<a name="line.231"></a>
<span class="sourceLineNo">232</span> }<a name="line.232"></a>
<span class="sourceLineNo">233</span><a name="line.233"></a>
<span class="sourceLineNo">234</span> protected static class RegionStats {<a name="line.234"></a>
<span class="sourceLineNo">235</span> final String name;<a name="line.235"></a>
<span class="sourceLineNo">236</span> final Histogram memstoreLoadHist;<a name="line.236"></a>
<span class="sourceLineNo">237</span> final Histogram heapOccupancyHist;<a name="line.237"></a>
<span class="sourceLineNo">238</span><a name="line.238"></a>
<span class="sourceLineNo">239</span> public RegionStats(MetricRegistry registry, String name) {<a name="line.239"></a>
<span class="sourceLineNo">240</span> this.name = name;<a name="line.240"></a>
<span class="sourceLineNo">241</span> this.memstoreLoadHist =<a name="line.241"></a>
<span class="sourceLineNo">242</span> registry.histogram(name(MetricsConnection.class, MEMLOAD_BASE + this.name));<a name="line.242"></a>
<span class="sourceLineNo">243</span> this.heapOccupancyHist =<a name="line.243"></a>
<span class="sourceLineNo">244</span> registry.histogram(name(MetricsConnection.class, HEAP_BASE + this.name));<a name="line.244"></a>
<span class="sourceLineNo">245</span> }<a name="line.245"></a>
<span class="sourceLineNo">246</span><a name="line.246"></a>
<span class="sourceLineNo">247</span> public void update(RegionLoadStats regionStatistics) {<a name="line.247"></a>
<span class="sourceLineNo">248</span> this.memstoreLoadHist.update(regionStatistics.getMemStoreLoad());<a name="line.248"></a>
<span class="sourceLineNo">249</span> this.heapOccupancyHist.update(regionStatistics.getHeapOccupancy());<a name="line.249"></a>
<span class="sourceLineNo">250</span> }<a name="line.250"></a>
<span class="sourceLineNo">251</span> }<a name="line.251"></a>
<span class="sourceLineNo">252</span><a name="line.252"></a>
<span class="sourceLineNo">253</span> protected static class RunnerStats {<a name="line.253"></a>
<span class="sourceLineNo">254</span> final Counter normalRunners;<a name="line.254"></a>
<span class="sourceLineNo">255</span> final Counter delayRunners;<a name="line.255"></a>
<span class="sourceLineNo">256</span> final Histogram delayIntevalHist;<a name="line.256"></a>
<span class="sourceLineNo">257</span><a name="line.257"></a>
<span class="sourceLineNo">258</span> public RunnerStats(MetricRegistry registry) {<a name="line.258"></a>
<span class="sourceLineNo">259</span> this.normalRunners = registry.counter(name(MetricsConnection.class, "normalRunnersCount"));<a name="line.259"></a>
<span class="sourceLineNo">260</span> this.delayRunners = registry.counter(name(MetricsConnection.class, "delayRunnersCount"));<a name="line.260"></a>
<span class="sourceLineNo">261</span> this.delayIntevalHist =<a name="line.261"></a>
<span class="sourceLineNo">262</span> registry.histogram(name(MetricsConnection.class, "delayIntervalHist"));<a name="line.262"></a>
<span class="sourceLineNo">263</span> }<a name="line.263"></a>
<span class="sourceLineNo">264</span><a name="line.264"></a>
<span class="sourceLineNo">265</span> public void incrNormalRunners() {<a name="line.265"></a>
<span class="sourceLineNo">266</span> this.normalRunners.inc();<a name="line.266"></a>
<span class="sourceLineNo">267</span> }<a name="line.267"></a>
<span class="sourceLineNo">268</span><a name="line.268"></a>
<span class="sourceLineNo">269</span> public void incrDelayRunners() {<a name="line.269"></a>
<span class="sourceLineNo">270</span> this.delayRunners.inc();<a name="line.270"></a>
<span class="sourceLineNo">271</span> }<a name="line.271"></a>
<span class="sourceLineNo">272</span><a name="line.272"></a>
<span class="sourceLineNo">273</span> public void updateDelayInterval(long interval) {<a name="line.273"></a>
<span class="sourceLineNo">274</span> this.delayIntevalHist.update(interval);<a name="line.274"></a>
<span class="sourceLineNo">275</span> }<a name="line.275"></a>
<span class="sourceLineNo">276</span> }<a name="line.276"></a>
<span class="sourceLineNo">277</span><a name="line.277"></a>
<span class="sourceLineNo">278</span> private ConcurrentHashMap&lt;ServerName, ConcurrentMap&lt;byte[], RegionStats&gt;&gt; serverStats =<a name="line.278"></a>
<span class="sourceLineNo">279</span> new ConcurrentHashMap&lt;&gt;();<a name="line.279"></a>
<span class="sourceLineNo">280</span><a name="line.280"></a>
<span class="sourceLineNo">281</span> public void updateServerStats(ServerName serverName, byte[] regionName, Object r) {<a name="line.281"></a>
<span class="sourceLineNo">282</span> if (!(r instanceof Result)) {<a name="line.282"></a>
<span class="sourceLineNo">283</span> return;<a name="line.283"></a>
<span class="sourceLineNo">284</span> }<a name="line.284"></a>
<span class="sourceLineNo">285</span> Result result = (Result) r;<a name="line.285"></a>
<span class="sourceLineNo">286</span> RegionLoadStats stats = result.getStats();<a name="line.286"></a>
<span class="sourceLineNo">287</span> if (stats == null) {<a name="line.287"></a>
<span class="sourceLineNo">288</span> return;<a name="line.288"></a>
<span class="sourceLineNo">289</span> }<a name="line.289"></a>
<span class="sourceLineNo">290</span> updateRegionStats(serverName, regionName, stats);<a name="line.290"></a>
<span class="sourceLineNo">291</span> }<a name="line.291"></a>
<span class="sourceLineNo">292</span><a name="line.292"></a>
<span class="sourceLineNo">293</span> @Override<a name="line.293"></a>
<span class="sourceLineNo">294</span> public void updateRegionStats(ServerName serverName, byte[] regionName, RegionLoadStats stats) {<a name="line.294"></a>
<span class="sourceLineNo">295</span> String name = serverName.getServerName() + "," + Bytes.toStringBinary(regionName);<a name="line.295"></a>
<span class="sourceLineNo">296</span> ConcurrentMap&lt;byte[], RegionStats&gt; rsStats = computeIfAbsent(serverStats, serverName,<a name="line.296"></a>
<span class="sourceLineNo">297</span> () -&gt; new ConcurrentSkipListMap&lt;&gt;(Bytes.BYTES_COMPARATOR));<a name="line.297"></a>
<span class="sourceLineNo">298</span> RegionStats regionStats =<a name="line.298"></a>
<span class="sourceLineNo">299</span> computeIfAbsent(rsStats, regionName, () -&gt; new RegionStats(this.registry, name));<a name="line.299"></a>
<span class="sourceLineNo">300</span> regionStats.update(stats);<a name="line.300"></a>
<span class="sourceLineNo">301</span> }<a name="line.301"></a>
<span class="sourceLineNo">302</span><a name="line.302"></a>
<span class="sourceLineNo">303</span> /** A lambda for dispatching to the appropriate metric factory method */<a name="line.303"></a>
<span class="sourceLineNo">304</span> private static interface NewMetric&lt;T&gt; {<a name="line.304"></a>
<span class="sourceLineNo">305</span> T newMetric(Class&lt;?&gt; clazz, String name, String scope);<a name="line.305"></a>
<span class="sourceLineNo">306</span> }<a name="line.306"></a>
<span class="sourceLineNo">307</span><a name="line.307"></a>
<span class="sourceLineNo">308</span> /** Anticipated number of metric entries */<a name="line.308"></a>
<span class="sourceLineNo">309</span> private static final int CAPACITY = 50;<a name="line.309"></a>
<span class="sourceLineNo">310</span> /** Default load factor from {@link java.util.HashMap#DEFAULT_LOAD_FACTOR} */<a name="line.310"></a>
<span class="sourceLineNo">311</span> private static final float LOAD_FACTOR = 0.75f;<a name="line.311"></a>
<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
<span class="sourceLineNo">313</span> * Anticipated number of concurrent accessor threads<a name="line.313"></a>
<span class="sourceLineNo">314</span> */<a name="line.314"></a>
<span class="sourceLineNo">315</span> private static final int CONCURRENCY_LEVEL = 256;<a name="line.315"></a>
<span class="sourceLineNo">316</span><a name="line.316"></a>
<span class="sourceLineNo">317</span> private final MetricRegistry registry;<a name="line.317"></a>
<span class="sourceLineNo">318</span> private final JmxReporter reporter;<a name="line.318"></a>
<span class="sourceLineNo">319</span> private final String scope;<a name="line.319"></a>
<span class="sourceLineNo">320</span> private final boolean tableMetricsEnabled;<a name="line.320"></a>
<span class="sourceLineNo">321</span><a name="line.321"></a>
<span class="sourceLineNo">322</span> private final NewMetric&lt;Timer&gt; timerFactory = new NewMetric&lt;Timer&gt;() {<a name="line.322"></a>
<span class="sourceLineNo">323</span> @Override<a name="line.323"></a>
<span class="sourceLineNo">324</span> public Timer newMetric(Class&lt;?&gt; clazz, String name, String scope) {<a name="line.324"></a>
<span class="sourceLineNo">325</span> return registry.timer(name(clazz, name, scope));<a name="line.325"></a>
<span class="sourceLineNo">326</span> }<a name="line.326"></a>
<span class="sourceLineNo">327</span> };<a name="line.327"></a>
<span class="sourceLineNo">328</span><a name="line.328"></a>
<span class="sourceLineNo">329</span> private final NewMetric&lt;Histogram&gt; histogramFactory = new NewMetric&lt;Histogram&gt;() {<a name="line.329"></a>
<span class="sourceLineNo">330</span> @Override<a name="line.330"></a>
<span class="sourceLineNo">331</span> public Histogram newMetric(Class&lt;?&gt; clazz, String name, String scope) {<a name="line.331"></a>
<span class="sourceLineNo">332</span> return registry.histogram(name(clazz, name, scope));<a name="line.332"></a>
<span class="sourceLineNo">333</span> }<a name="line.333"></a>
<span class="sourceLineNo">334</span> };<a name="line.334"></a>
<span class="sourceLineNo">335</span><a name="line.335"></a>
<span class="sourceLineNo">336</span> private final NewMetric&lt;Counter&gt; counterFactory = new NewMetric&lt;Counter&gt;() {<a name="line.336"></a>
<span class="sourceLineNo">337</span> @Override<a name="line.337"></a>
<span class="sourceLineNo">338</span> public Counter newMetric(Class&lt;?&gt; clazz, String name, String scope) {<a name="line.338"></a>
<span class="sourceLineNo">339</span> return registry.counter(name(clazz, name, scope));<a name="line.339"></a>
<span class="sourceLineNo">340</span> }<a name="line.340"></a>
<span class="sourceLineNo">341</span> };<a name="line.341"></a>
<span class="sourceLineNo">342</span><a name="line.342"></a>
<span class="sourceLineNo">343</span> // List of thread pool per connection of the metrics.<a name="line.343"></a>
<span class="sourceLineNo">344</span> private final List&lt;Supplier&lt;ThreadPoolExecutor&gt;&gt; batchPools = new ArrayList&lt;&gt;();<a name="line.344"></a>
<span class="sourceLineNo">345</span> private final List&lt;Supplier&lt;ThreadPoolExecutor&gt;&gt; metaPools = new ArrayList&lt;&gt;();<a name="line.345"></a>
<span class="sourceLineNo">346</span><a name="line.346"></a>
<span class="sourceLineNo">347</span> // static metrics<a name="line.347"></a>
<span class="sourceLineNo">348</span><a name="line.348"></a>
<span class="sourceLineNo">349</span> private final Counter connectionCount;<a name="line.349"></a>
<span class="sourceLineNo">350</span> private final Counter metaCacheHits;<a name="line.350"></a>
<span class="sourceLineNo">351</span> private final Counter metaCacheMisses;<a name="line.351"></a>
<span class="sourceLineNo">352</span> private final CallTracker getTracker;<a name="line.352"></a>
<span class="sourceLineNo">353</span> private final CallTracker scanTracker;<a name="line.353"></a>
<span class="sourceLineNo">354</span> private final CallTracker appendTracker;<a name="line.354"></a>
<span class="sourceLineNo">355</span> private final CallTracker deleteTracker;<a name="line.355"></a>
<span class="sourceLineNo">356</span> private final CallTracker incrementTracker;<a name="line.356"></a>
<span class="sourceLineNo">357</span> private final CallTracker putTracker;<a name="line.357"></a>
<span class="sourceLineNo">358</span> private final CallTracker multiTracker;<a name="line.358"></a>
<span class="sourceLineNo">359</span> private final RunnerStats runnerStats;<a name="line.359"></a>
<span class="sourceLineNo">360</span> private final Counter metaCacheNumClearServer;<a name="line.360"></a>
<span class="sourceLineNo">361</span> private final Counter metaCacheNumClearRegion;<a name="line.361"></a>
<span class="sourceLineNo">362</span> private final Counter hedgedReadOps;<a name="line.362"></a>
<span class="sourceLineNo">363</span> private final Counter hedgedReadWin;<a name="line.363"></a>
<span class="sourceLineNo">364</span> private final Histogram concurrentCallsPerServerHist;<a name="line.364"></a>
<span class="sourceLineNo">365</span> private final Histogram numActionsPerServerHist;<a name="line.365"></a>
<span class="sourceLineNo">366</span> private final Counter nsLookups;<a name="line.366"></a>
<span class="sourceLineNo">367</span> private final Counter nsLookupsFailed;<a name="line.367"></a>
<span class="sourceLineNo">368</span> private final Timer overloadedBackoffTimer;<a name="line.368"></a>
<span class="sourceLineNo">369</span><a name="line.369"></a>
<span class="sourceLineNo">370</span> // dynamic metrics<a name="line.370"></a>
<span class="sourceLineNo">371</span><a name="line.371"></a>
<span class="sourceLineNo">372</span> // These maps are used to cache references to the metric instances that are managed by the<a name="line.372"></a>
<span class="sourceLineNo">373</span> // registry. I don't think their use perfectly removes redundant allocations, but it's<a name="line.373"></a>
<span class="sourceLineNo">374</span> // a big improvement over calling registry.newMetric each time.<a name="line.374"></a>
<span class="sourceLineNo">375</span> private final ConcurrentMap&lt;String, Timer&gt; rpcTimers =<a name="line.375"></a>
<span class="sourceLineNo">376</span> new ConcurrentHashMap&lt;&gt;(CAPACITY, LOAD_FACTOR, CONCURRENCY_LEVEL);<a name="line.376"></a>
<span class="sourceLineNo">377</span> private final ConcurrentMap&lt;String, Histogram&gt; rpcHistograms = new ConcurrentHashMap&lt;&gt;(<a name="line.377"></a>
<span class="sourceLineNo">378</span> CAPACITY * 2 /* tracking both request and response sizes */, LOAD_FACTOR, CONCURRENCY_LEVEL);<a name="line.378"></a>
<span class="sourceLineNo">379</span> private final ConcurrentMap&lt;String, Counter&gt; cacheDroppingExceptions =<a name="line.379"></a>
<span class="sourceLineNo">380</span> new ConcurrentHashMap&lt;&gt;(CAPACITY, LOAD_FACTOR, CONCURRENCY_LEVEL);<a name="line.380"></a>
<span class="sourceLineNo">381</span> private final ConcurrentMap&lt;String, Counter&gt; rpcCounters =<a name="line.381"></a>
<span class="sourceLineNo">382</span> new ConcurrentHashMap&lt;&gt;(CAPACITY, LOAD_FACTOR, CONCURRENCY_LEVEL);<a name="line.382"></a>
<span class="sourceLineNo">383</span><a name="line.383"></a>
<span class="sourceLineNo">384</span> private MetricsConnection(Configuration conf, String scope,<a name="line.384"></a>
<span class="sourceLineNo">385</span> Supplier&lt;ThreadPoolExecutor&gt; batchPool, Supplier&lt;ThreadPoolExecutor&gt; metaPool) {<a name="line.385"></a>
<span class="sourceLineNo">386</span> this.scope = scope;<a name="line.386"></a>
<span class="sourceLineNo">387</span> this.tableMetricsEnabled = conf.getBoolean(CLIENT_SIDE_TABLE_METRICS_ENABLED_KEY, false);<a name="line.387"></a>
<span class="sourceLineNo">388</span> addThreadPools(batchPool, metaPool);<a name="line.388"></a>
<span class="sourceLineNo">389</span> this.registry = new MetricRegistry();<a name="line.389"></a>
<span class="sourceLineNo">390</span> this.registry.register(getExecutorPoolName(), new RatioGauge() {<a name="line.390"></a>
<span class="sourceLineNo">391</span> @Override<a name="line.391"></a>
<span class="sourceLineNo">392</span> protected Ratio getRatio() {<a name="line.392"></a>
<span class="sourceLineNo">393</span> int numerator = 0;<a name="line.393"></a>
<span class="sourceLineNo">394</span> int denominator = 0;<a name="line.394"></a>
<span class="sourceLineNo">395</span> for (Supplier&lt;ThreadPoolExecutor&gt; poolSupplier : batchPools) {<a name="line.395"></a>
<span class="sourceLineNo">396</span> ThreadPoolExecutor pool = poolSupplier.get();<a name="line.396"></a>
<span class="sourceLineNo">397</span> if (pool != null) {<a name="line.397"></a>
<span class="sourceLineNo">398</span> int activeCount = pool.getActiveCount();<a name="line.398"></a>
<span class="sourceLineNo">399</span> int maxPoolSize = pool.getMaximumPoolSize();<a name="line.399"></a>
<span class="sourceLineNo">400</span> /* The max thread usage ratio among batch pools of all connections */<a name="line.400"></a>
<span class="sourceLineNo">401</span> if (numerator == 0 || (numerator * maxPoolSize) &lt; (activeCount * denominator)) {<a name="line.401"></a>
<span class="sourceLineNo">402</span> numerator = activeCount;<a name="line.402"></a>
<span class="sourceLineNo">403</span> denominator = maxPoolSize;<a name="line.403"></a>
<span class="sourceLineNo">404</span> }<a name="line.404"></a>
<span class="sourceLineNo">405</span> }<a name="line.405"></a>
<span class="sourceLineNo">406</span> }<a name="line.406"></a>
<span class="sourceLineNo">407</span> return Ratio.of(numerator, denominator);<a name="line.407"></a>
<span class="sourceLineNo">408</span> }<a name="line.408"></a>
<span class="sourceLineNo">409</span> });<a name="line.409"></a>
<span class="sourceLineNo">410</span> this.registry.register(getMetaPoolName(), new RatioGauge() {<a name="line.410"></a>
<span class="sourceLineNo">411</span> @Override<a name="line.411"></a>
<span class="sourceLineNo">412</span> protected Ratio getRatio() {<a name="line.412"></a>
<span class="sourceLineNo">413</span> int numerator = 0;<a name="line.413"></a>
<span class="sourceLineNo">414</span> int denominator = 0;<a name="line.414"></a>
<span class="sourceLineNo">415</span> for (Supplier&lt;ThreadPoolExecutor&gt; poolSupplier : metaPools) {<a name="line.415"></a>
<span class="sourceLineNo">416</span> ThreadPoolExecutor pool = poolSupplier.get();<a name="line.416"></a>
<span class="sourceLineNo">417</span> if (pool != null) {<a name="line.417"></a>
<span class="sourceLineNo">418</span> int activeCount = pool.getActiveCount();<a name="line.418"></a>
<span class="sourceLineNo">419</span> int maxPoolSize = pool.getMaximumPoolSize();<a name="line.419"></a>
<span class="sourceLineNo">420</span> /* The max thread usage ratio among meta lookup pools of all connections */<a name="line.420"></a>
<span class="sourceLineNo">421</span> if (numerator == 0 || (numerator * maxPoolSize) &lt; (activeCount * denominator)) {<a name="line.421"></a>
<span class="sourceLineNo">422</span> numerator = activeCount;<a name="line.422"></a>
<span class="sourceLineNo">423</span> denominator = maxPoolSize;<a name="line.423"></a>
<span class="sourceLineNo">424</span> }<a name="line.424"></a>
<span class="sourceLineNo">425</span> }<a name="line.425"></a>
<span class="sourceLineNo">426</span> }<a name="line.426"></a>
<span class="sourceLineNo">427</span> return Ratio.of(numerator, denominator);<a name="line.427"></a>
<span class="sourceLineNo">428</span> }<a name="line.428"></a>
<span class="sourceLineNo">429</span> });<a name="line.429"></a>
<span class="sourceLineNo">430</span> this.connectionCount = registry.counter(name(this.getClass(), "connectionCount", scope));<a name="line.430"></a>
<span class="sourceLineNo">431</span> this.metaCacheHits = registry.counter(name(this.getClass(), "metaCacheHits", scope));<a name="line.431"></a>
<span class="sourceLineNo">432</span> this.metaCacheMisses = registry.counter(name(this.getClass(), "metaCacheMisses", scope));<a name="line.432"></a>
<span class="sourceLineNo">433</span> this.metaCacheNumClearServer =<a name="line.433"></a>
<span class="sourceLineNo">434</span> registry.counter(name(this.getClass(), "metaCacheNumClearServer", scope));<a name="line.434"></a>
<span class="sourceLineNo">435</span> this.metaCacheNumClearRegion =<a name="line.435"></a>
<span class="sourceLineNo">436</span> registry.counter(name(this.getClass(), "metaCacheNumClearRegion", scope));<a name="line.436"></a>
<span class="sourceLineNo">437</span> this.hedgedReadOps = registry.counter(name(this.getClass(), "hedgedReadOps", scope));<a name="line.437"></a>
<span class="sourceLineNo">438</span> this.hedgedReadWin = registry.counter(name(this.getClass(), "hedgedReadWin", scope));<a name="line.438"></a>
<span class="sourceLineNo">439</span> this.getTracker = new CallTracker(this.registry, "Get", scope);<a name="line.439"></a>
<span class="sourceLineNo">440</span> this.scanTracker = new CallTracker(this.registry, "Scan", scope);<a name="line.440"></a>
<span class="sourceLineNo">441</span> this.appendTracker = new CallTracker(this.registry, "Mutate", "Append", scope);<a name="line.441"></a>
<span class="sourceLineNo">442</span> this.deleteTracker = new CallTracker(this.registry, "Mutate", "Delete", scope);<a name="line.442"></a>
<span class="sourceLineNo">443</span> this.incrementTracker = new CallTracker(this.registry, "Mutate", "Increment", scope);<a name="line.443"></a>
<span class="sourceLineNo">444</span> this.putTracker = new CallTracker(this.registry, "Mutate", "Put", scope);<a name="line.444"></a>
<span class="sourceLineNo">445</span> this.multiTracker = new CallTracker(this.registry, "Multi", scope);<a name="line.445"></a>
<span class="sourceLineNo">446</span> this.runnerStats = new RunnerStats(this.registry);<a name="line.446"></a>
<span class="sourceLineNo">447</span> this.concurrentCallsPerServerHist =<a name="line.447"></a>
<span class="sourceLineNo">448</span> registry.histogram(name(MetricsConnection.class, "concurrentCallsPerServer", scope));<a name="line.448"></a>
<span class="sourceLineNo">449</span> this.numActionsPerServerHist =<a name="line.449"></a>
<span class="sourceLineNo">450</span> registry.histogram(name(MetricsConnection.class, "numActionsPerServer", scope));<a name="line.450"></a>
<span class="sourceLineNo">451</span> this.nsLookups = registry.counter(name(this.getClass(), NS_LOOKUPS, scope));<a name="line.451"></a>
<span class="sourceLineNo">452</span> this.nsLookupsFailed = registry.counter(name(this.getClass(), NS_LOOKUPS_FAILED, scope));<a name="line.452"></a>
<span class="sourceLineNo">453</span> this.overloadedBackoffTimer =<a name="line.453"></a>
<span class="sourceLineNo">454</span> registry.timer(name(this.getClass(), "overloadedBackoffDurationMs", scope));<a name="line.454"></a>
<span class="sourceLineNo">455</span><a name="line.455"></a>
<span class="sourceLineNo">456</span> this.reporter = JmxReporter.forRegistry(this.registry).build();<a name="line.456"></a>
<span class="sourceLineNo">457</span> this.reporter.start();<a name="line.457"></a>
<span class="sourceLineNo">458</span> }<a name="line.458"></a>
<span class="sourceLineNo">459</span><a name="line.459"></a>
<span class="sourceLineNo">460</span> final String getExecutorPoolName() {<a name="line.460"></a>
<span class="sourceLineNo">461</span> return name(getClass(), "executorPoolActiveThreads", scope);<a name="line.461"></a>
<span class="sourceLineNo">462</span> }<a name="line.462"></a>
<span class="sourceLineNo">463</span><a name="line.463"></a>
<span class="sourceLineNo">464</span> final String getMetaPoolName() {<a name="line.464"></a>
<span class="sourceLineNo">465</span> return name(getClass(), "metaPoolActiveThreads", scope);<a name="line.465"></a>
<span class="sourceLineNo">466</span> }<a name="line.466"></a>
<span class="sourceLineNo">467</span><a name="line.467"></a>
<span class="sourceLineNo">468</span> MetricRegistry getMetricRegistry() {<a name="line.468"></a>
<span class="sourceLineNo">469</span> return registry;<a name="line.469"></a>
<span class="sourceLineNo">470</span> }<a name="line.470"></a>
<span class="sourceLineNo">471</span><a name="line.471"></a>
<span class="sourceLineNo">472</span> /** scope of the metrics object */<a name="line.472"></a>
<span class="sourceLineNo">473</span> public String getMetricScope() {<a name="line.473"></a>
<span class="sourceLineNo">474</span> return scope;<a name="line.474"></a>
<span class="sourceLineNo">475</span> }<a name="line.475"></a>
<span class="sourceLineNo">476</span><a name="line.476"></a>
<span class="sourceLineNo">477</span> /** serverStats metric */<a name="line.477"></a>
<span class="sourceLineNo">478</span> public ConcurrentHashMap&lt;ServerName, ConcurrentMap&lt;byte[], RegionStats&gt;&gt; getServerStats() {<a name="line.478"></a>
<span class="sourceLineNo">479</span> return serverStats;<a name="line.479"></a>
<span class="sourceLineNo">480</span> }<a name="line.480"></a>
<span class="sourceLineNo">481</span><a name="line.481"></a>
<span class="sourceLineNo">482</span> /** runnerStats metric */<a name="line.482"></a>
<span class="sourceLineNo">483</span> public RunnerStats getRunnerStats() {<a name="line.483"></a>
<span class="sourceLineNo">484</span> return runnerStats;<a name="line.484"></a>
<span class="sourceLineNo">485</span> }<a name="line.485"></a>
<span class="sourceLineNo">486</span><a name="line.486"></a>
<span class="sourceLineNo">487</span> /** metaCacheNumClearServer metric */<a name="line.487"></a>
<span class="sourceLineNo">488</span> public Counter getMetaCacheNumClearServer() {<a name="line.488"></a>
<span class="sourceLineNo">489</span> return metaCacheNumClearServer;<a name="line.489"></a>
<span class="sourceLineNo">490</span> }<a name="line.490"></a>
<span class="sourceLineNo">491</span><a name="line.491"></a>
<span class="sourceLineNo">492</span> /** metaCacheNumClearRegion metric */<a name="line.492"></a>
<span class="sourceLineNo">493</span> public Counter getMetaCacheNumClearRegion() {<a name="line.493"></a>
<span class="sourceLineNo">494</span> return metaCacheNumClearRegion;<a name="line.494"></a>
<span class="sourceLineNo">495</span> }<a name="line.495"></a>
<span class="sourceLineNo">496</span><a name="line.496"></a>
<span class="sourceLineNo">497</span> /** hedgedReadOps metric */<a name="line.497"></a>
<span class="sourceLineNo">498</span> public Counter getHedgedReadOps() {<a name="line.498"></a>
<span class="sourceLineNo">499</span> return hedgedReadOps;<a name="line.499"></a>
<span class="sourceLineNo">500</span> }<a name="line.500"></a>
<span class="sourceLineNo">501</span><a name="line.501"></a>
<span class="sourceLineNo">502</span> /** hedgedReadWin metric */<a name="line.502"></a>
<span class="sourceLineNo">503</span> public Counter getHedgedReadWin() {<a name="line.503"></a>
<span class="sourceLineNo">504</span> return hedgedReadWin;<a name="line.504"></a>
<span class="sourceLineNo">505</span> }<a name="line.505"></a>
<span class="sourceLineNo">506</span><a name="line.506"></a>
<span class="sourceLineNo">507</span> /** numActionsPerServerHist metric */<a name="line.507"></a>
<span class="sourceLineNo">508</span> public Histogram getNumActionsPerServerHist() {<a name="line.508"></a>
<span class="sourceLineNo">509</span> return numActionsPerServerHist;<a name="line.509"></a>
<span class="sourceLineNo">510</span> }<a name="line.510"></a>
<span class="sourceLineNo">511</span><a name="line.511"></a>
<span class="sourceLineNo">512</span> /** rpcCounters metric */<a name="line.512"></a>
<span class="sourceLineNo">513</span> public ConcurrentMap&lt;String, Counter&gt; getRpcCounters() {<a name="line.513"></a>
<span class="sourceLineNo">514</span> return rpcCounters;<a name="line.514"></a>
<span class="sourceLineNo">515</span> }<a name="line.515"></a>
<span class="sourceLineNo">516</span><a name="line.516"></a>
<span class="sourceLineNo">517</span> /** rpcTimers metric */<a name="line.517"></a>
<span class="sourceLineNo">518</span> public ConcurrentMap&lt;String, Timer&gt; getRpcTimers() {<a name="line.518"></a>
<span class="sourceLineNo">519</span> return rpcTimers;<a name="line.519"></a>
<span class="sourceLineNo">520</span> }<a name="line.520"></a>
<span class="sourceLineNo">521</span><a name="line.521"></a>
<span class="sourceLineNo">522</span> /** rpcHistograms metric */<a name="line.522"></a>
<span class="sourceLineNo">523</span> public ConcurrentMap&lt;String, Histogram&gt; getRpcHistograms() {<a name="line.523"></a>
<span class="sourceLineNo">524</span> return rpcHistograms;<a name="line.524"></a>
<span class="sourceLineNo">525</span> }<a name="line.525"></a>
<span class="sourceLineNo">526</span><a name="line.526"></a>
<span class="sourceLineNo">527</span> /** getTracker metric */<a name="line.527"></a>
<span class="sourceLineNo">528</span> public CallTracker getGetTracker() {<a name="line.528"></a>
<span class="sourceLineNo">529</span> return getTracker;<a name="line.529"></a>
<span class="sourceLineNo">530</span> }<a name="line.530"></a>
<span class="sourceLineNo">531</span><a name="line.531"></a>
<span class="sourceLineNo">532</span> /** scanTracker metric */<a name="line.532"></a>
<span class="sourceLineNo">533</span> public CallTracker getScanTracker() {<a name="line.533"></a>
<span class="sourceLineNo">534</span> return scanTracker;<a name="line.534"></a>
<span class="sourceLineNo">535</span> }<a name="line.535"></a>
<span class="sourceLineNo">536</span><a name="line.536"></a>
<span class="sourceLineNo">537</span> /** multiTracker metric */<a name="line.537"></a>
<span class="sourceLineNo">538</span> public CallTracker getMultiTracker() {<a name="line.538"></a>
<span class="sourceLineNo">539</span> return multiTracker;<a name="line.539"></a>
<span class="sourceLineNo">540</span> }<a name="line.540"></a>
<span class="sourceLineNo">541</span><a name="line.541"></a>
<span class="sourceLineNo">542</span> /** appendTracker metric */<a name="line.542"></a>
<span class="sourceLineNo">543</span> public CallTracker getAppendTracker() {<a name="line.543"></a>
<span class="sourceLineNo">544</span> return appendTracker;<a name="line.544"></a>
<span class="sourceLineNo">545</span> }<a name="line.545"></a>
<span class="sourceLineNo">546</span><a name="line.546"></a>
<span class="sourceLineNo">547</span> /** deleteTracker metric */<a name="line.547"></a>
<span class="sourceLineNo">548</span> public CallTracker getDeleteTracker() {<a name="line.548"></a>
<span class="sourceLineNo">549</span> return deleteTracker;<a name="line.549"></a>
<span class="sourceLineNo">550</span> }<a name="line.550"></a>
<span class="sourceLineNo">551</span><a name="line.551"></a>
<span class="sourceLineNo">552</span> /** incrementTracker metric */<a name="line.552"></a>
<span class="sourceLineNo">553</span> public CallTracker getIncrementTracker() {<a name="line.553"></a>
<span class="sourceLineNo">554</span> return incrementTracker;<a name="line.554"></a>
<span class="sourceLineNo">555</span> }<a name="line.555"></a>
<span class="sourceLineNo">556</span><a name="line.556"></a>
<span class="sourceLineNo">557</span> /** putTracker metric */<a name="line.557"></a>
<span class="sourceLineNo">558</span> public CallTracker getPutTracker() {<a name="line.558"></a>
<span class="sourceLineNo">559</span> return putTracker;<a name="line.559"></a>
<span class="sourceLineNo">560</span> }<a name="line.560"></a>
<span class="sourceLineNo">561</span><a name="line.561"></a>
<span class="sourceLineNo">562</span> /** Produce an instance of {@link CallStats} for clients to attach to RPCs. */<a name="line.562"></a>
<span class="sourceLineNo">563</span> public static CallStats newCallStats() {<a name="line.563"></a>
<span class="sourceLineNo">564</span> // TODO: instance pool to reduce GC?<a name="line.564"></a>
<span class="sourceLineNo">565</span> return new CallStats();<a name="line.565"></a>
<span class="sourceLineNo">566</span> }<a name="line.566"></a>
<span class="sourceLineNo">567</span><a name="line.567"></a>
<span class="sourceLineNo">568</span> /** Increment the number of meta cache hits. */<a name="line.568"></a>
<span class="sourceLineNo">569</span> public void incrMetaCacheHit() {<a name="line.569"></a>
<span class="sourceLineNo">570</span> metaCacheHits.inc();<a name="line.570"></a>
<span class="sourceLineNo">571</span> }<a name="line.571"></a>
<span class="sourceLineNo">572</span><a name="line.572"></a>
<span class="sourceLineNo">573</span> /** Increment the number of meta cache misses. */<a name="line.573"></a>
<span class="sourceLineNo">574</span> public void incrMetaCacheMiss() {<a name="line.574"></a>
<span class="sourceLineNo">575</span> metaCacheMisses.inc();<a name="line.575"></a>
<span class="sourceLineNo">576</span> }<a name="line.576"></a>
<span class="sourceLineNo">577</span><a name="line.577"></a>
<span class="sourceLineNo">578</span> public long getMetaCacheMisses() {<a name="line.578"></a>
<span class="sourceLineNo">579</span> return metaCacheMisses.getCount();<a name="line.579"></a>
<span class="sourceLineNo">580</span> }<a name="line.580"></a>
<span class="sourceLineNo">581</span><a name="line.581"></a>
<span class="sourceLineNo">582</span> /** Increment the number of meta cache drops requested for entire RegionServer. */<a name="line.582"></a>
<span class="sourceLineNo">583</span> public void incrMetaCacheNumClearServer() {<a name="line.583"></a>
<span class="sourceLineNo">584</span> metaCacheNumClearServer.inc();<a name="line.584"></a>
<span class="sourceLineNo">585</span> }<a name="line.585"></a>
<span class="sourceLineNo">586</span><a name="line.586"></a>
<span class="sourceLineNo">587</span> /** Increment the number of meta cache drops requested for individual region. */<a name="line.587"></a>
<span class="sourceLineNo">588</span> public void incrMetaCacheNumClearRegion() {<a name="line.588"></a>
<span class="sourceLineNo">589</span> metaCacheNumClearRegion.inc();<a name="line.589"></a>
<span class="sourceLineNo">590</span> }<a name="line.590"></a>
<span class="sourceLineNo">591</span><a name="line.591"></a>
<span class="sourceLineNo">592</span> /** Increment the number of meta cache drops requested for individual region. */<a name="line.592"></a>
<span class="sourceLineNo">593</span> public void incrMetaCacheNumClearRegion(int count) {<a name="line.593"></a>
<span class="sourceLineNo">594</span> metaCacheNumClearRegion.inc(count);<a name="line.594"></a>
<span class="sourceLineNo">595</span> }<a name="line.595"></a>
<span class="sourceLineNo">596</span><a name="line.596"></a>
<span class="sourceLineNo">597</span> /** Increment the number of hedged read that have occurred. */<a name="line.597"></a>
<span class="sourceLineNo">598</span> public void incrHedgedReadOps() {<a name="line.598"></a>
<span class="sourceLineNo">599</span> hedgedReadOps.inc();<a name="line.599"></a>
<span class="sourceLineNo">600</span> }<a name="line.600"></a>
<span class="sourceLineNo">601</span><a name="line.601"></a>
<span class="sourceLineNo">602</span> /** Increment the number of hedged read returned faster than the original read. */<a name="line.602"></a>
<span class="sourceLineNo">603</span> public void incrHedgedReadWin() {<a name="line.603"></a>
<span class="sourceLineNo">604</span> hedgedReadWin.inc();<a name="line.604"></a>
<span class="sourceLineNo">605</span> }<a name="line.605"></a>
<span class="sourceLineNo">606</span><a name="line.606"></a>
<span class="sourceLineNo">607</span> /** Increment the number of normal runner counts. */<a name="line.607"></a>
<span class="sourceLineNo">608</span> public void incrNormalRunners() {<a name="line.608"></a>
<span class="sourceLineNo">609</span> this.runnerStats.incrNormalRunners();<a name="line.609"></a>
<span class="sourceLineNo">610</span> }<a name="line.610"></a>
<span class="sourceLineNo">611</span><a name="line.611"></a>
<span class="sourceLineNo">612</span> /** Increment the number of delay runner counts and update delay interval of delay runner. */<a name="line.612"></a>
<span class="sourceLineNo">613</span> public void incrDelayRunnersAndUpdateDelayInterval(long interval) {<a name="line.613"></a>
<span class="sourceLineNo">614</span> this.runnerStats.incrDelayRunners();<a name="line.614"></a>
<span class="sourceLineNo">615</span> this.runnerStats.updateDelayInterval(interval);<a name="line.615"></a>
<span class="sourceLineNo">616</span> }<a name="line.616"></a>
<span class="sourceLineNo">617</span><a name="line.617"></a>
<span class="sourceLineNo">618</span> /** Update the overloaded backoff time **/<a name="line.618"></a>
<span class="sourceLineNo">619</span> public void incrementServerOverloadedBackoffTime(long time, TimeUnit timeUnit) {<a name="line.619"></a>
<span class="sourceLineNo">620</span> overloadedBackoffTimer.update(time, timeUnit);<a name="line.620"></a>
<span class="sourceLineNo">621</span> }<a name="line.621"></a>
<span class="sourceLineNo">622</span><a name="line.622"></a>
<span class="sourceLineNo">623</span> /** Return the connection count of the metrics within a scope */<a name="line.623"></a>
<span class="sourceLineNo">624</span> public long getConnectionCount() {<a name="line.624"></a>
<span class="sourceLineNo">625</span> return connectionCount.getCount();<a name="line.625"></a>
<span class="sourceLineNo">626</span> }<a name="line.626"></a>
<span class="sourceLineNo">627</span><a name="line.627"></a>
<span class="sourceLineNo">628</span> /** Increment the connection count of the metrics within a scope */<a name="line.628"></a>
<span class="sourceLineNo">629</span> private void incrConnectionCount() {<a name="line.629"></a>
<span class="sourceLineNo">630</span> connectionCount.inc();<a name="line.630"></a>
<span class="sourceLineNo">631</span> }<a name="line.631"></a>
<span class="sourceLineNo">632</span><a name="line.632"></a>
<span class="sourceLineNo">633</span> /** Decrement the connection count of the metrics within a scope */<a name="line.633"></a>
<span class="sourceLineNo">634</span> private void decrConnectionCount() {<a name="line.634"></a>
<span class="sourceLineNo">635</span> connectionCount.dec();<a name="line.635"></a>
<span class="sourceLineNo">636</span> }<a name="line.636"></a>
<span class="sourceLineNo">637</span><a name="line.637"></a>
<span class="sourceLineNo">638</span> /** Add thread pools of additional connections to the metrics */<a name="line.638"></a>
<span class="sourceLineNo">639</span> private void addThreadPools(Supplier&lt;ThreadPoolExecutor&gt; batchPool,<a name="line.639"></a>
<span class="sourceLineNo">640</span> Supplier&lt;ThreadPoolExecutor&gt; metaPool) {<a name="line.640"></a>
<span class="sourceLineNo">641</span> batchPools.add(batchPool);<a name="line.641"></a>
<span class="sourceLineNo">642</span> metaPools.add(metaPool);<a name="line.642"></a>
<span class="sourceLineNo">643</span> }<a name="line.643"></a>
<span class="sourceLineNo">644</span><a name="line.644"></a>
<span class="sourceLineNo">645</span> /**<a name="line.645"></a>
<span class="sourceLineNo">646</span> * Get a metric for {@code key} from {@code map}, or create it with {@code factory}.<a name="line.646"></a>
<span class="sourceLineNo">647</span> */<a name="line.647"></a>
<span class="sourceLineNo">648</span> private &lt;T&gt; T getMetric(String key, ConcurrentMap&lt;String, T&gt; map, NewMetric&lt;T&gt; factory) {<a name="line.648"></a>
<span class="sourceLineNo">649</span> return computeIfAbsent(map, key, () -&gt; factory.newMetric(getClass(), key, scope));<a name="line.649"></a>
<span class="sourceLineNo">650</span> }<a name="line.650"></a>
<span class="sourceLineNo">651</span><a name="line.651"></a>
<span class="sourceLineNo">652</span> /** Update call stats for non-critical-path methods */<a name="line.652"></a>
<span class="sourceLineNo">653</span> private void updateRpcGeneric(String methodName, CallStats stats) {<a name="line.653"></a>
<span class="sourceLineNo">654</span> getMetric(DRTN_BASE + methodName, rpcTimers, timerFactory).update(stats.getCallTimeMs(),<a name="line.654"></a>
<span class="sourceLineNo">655</span> TimeUnit.MILLISECONDS);<a name="line.655"></a>
<span class="sourceLineNo">656</span> getMetric(REQ_BASE + methodName, rpcHistograms, histogramFactory)<a name="line.656"></a>
<span class="sourceLineNo">657</span> .update(stats.getRequestSizeBytes());<a name="line.657"></a>
<span class="sourceLineNo">658</span> getMetric(RESP_BASE + methodName, rpcHistograms, histogramFactory)<a name="line.658"></a>
<span class="sourceLineNo">659</span> .update(stats.getResponseSizeBytes());<a name="line.659"></a>
<span class="sourceLineNo">660</span> }<a name="line.660"></a>
<span class="sourceLineNo">661</span><a name="line.661"></a>
<span class="sourceLineNo">662</span> private void shutdown() {<a name="line.662"></a>
<span class="sourceLineNo">663</span> this.reporter.stop();<a name="line.663"></a>
<span class="sourceLineNo">664</span> }<a name="line.664"></a>
<span class="sourceLineNo">665</span><a name="line.665"></a>
<span class="sourceLineNo">666</span> /** Report RPC context to metrics system. */<a name="line.666"></a>
<span class="sourceLineNo">667</span> public void updateRpc(MethodDescriptor method, TableName tableName, Message param,<a name="line.667"></a>
<span class="sourceLineNo">668</span> CallStats stats, Throwable e) {<a name="line.668"></a>
<span class="sourceLineNo">669</span> int callsPerServer = stats.getConcurrentCallsPerServer();<a name="line.669"></a>
<span class="sourceLineNo">670</span> if (callsPerServer &gt; 0) {<a name="line.670"></a>
<span class="sourceLineNo">671</span> concurrentCallsPerServerHist.update(callsPerServer);<a name="line.671"></a>
<span class="sourceLineNo">672</span> }<a name="line.672"></a>
<span class="sourceLineNo">673</span> // Update the counter that tracks RPCs by type.<a name="line.673"></a>
<span class="sourceLineNo">674</span> StringBuilder methodName = new StringBuilder();<a name="line.674"></a>
<span class="sourceLineNo">675</span> methodName.append(method.getService().getName()).append("_").append(method.getName());<a name="line.675"></a>
<span class="sourceLineNo">676</span> // Distinguish mutate types.<a name="line.676"></a>
<span class="sourceLineNo">677</span> if ("Mutate".equals(method.getName())) {<a name="line.677"></a>
<span class="sourceLineNo">678</span> final MutationType type = ((MutateRequest) param).getMutation().getMutateType();<a name="line.678"></a>
<span class="sourceLineNo">679</span> switch (type) {<a name="line.679"></a>
<span class="sourceLineNo">680</span> case APPEND:<a name="line.680"></a>
<span class="sourceLineNo">681</span> methodName.append("(Append)");<a name="line.681"></a>
<span class="sourceLineNo">682</span> break;<a name="line.682"></a>
<span class="sourceLineNo">683</span> case DELETE:<a name="line.683"></a>
<span class="sourceLineNo">684</span> methodName.append("(Delete)");<a name="line.684"></a>
<span class="sourceLineNo">685</span> break;<a name="line.685"></a>
<span class="sourceLineNo">686</span> case INCREMENT:<a name="line.686"></a>
<span class="sourceLineNo">687</span> methodName.append("(Increment)");<a name="line.687"></a>
<span class="sourceLineNo">688</span> break;<a name="line.688"></a>
<span class="sourceLineNo">689</span> case PUT:<a name="line.689"></a>
<span class="sourceLineNo">690</span> methodName.append("(Put)");<a name="line.690"></a>
<span class="sourceLineNo">691</span> break;<a name="line.691"></a>
<span class="sourceLineNo">692</span> default:<a name="line.692"></a>
<span class="sourceLineNo">693</span> methodName.append("(Unknown)");<a name="line.693"></a>
<span class="sourceLineNo">694</span> }<a name="line.694"></a>
<span class="sourceLineNo">695</span> }<a name="line.695"></a>
<span class="sourceLineNo">696</span> getMetric(CNT_BASE + methodName, rpcCounters, counterFactory).inc();<a name="line.696"></a>
<span class="sourceLineNo">697</span> if (e != null) {<a name="line.697"></a>
<span class="sourceLineNo">698</span> getMetric(FAILURE_CNT_BASE + methodName, rpcCounters, counterFactory).inc();<a name="line.698"></a>
<span class="sourceLineNo">699</span> getMetric(TOTAL_EXCEPTION_CNT, rpcCounters, counterFactory).inc();<a name="line.699"></a>
<span class="sourceLineNo">700</span> if (e instanceof RemoteException) {<a name="line.700"></a>
<span class="sourceLineNo">701</span> String fullClassName = ((RemoteException) e).getClassName();<a name="line.701"></a>
<span class="sourceLineNo">702</span> String simpleClassName = (fullClassName != null)<a name="line.702"></a>
<span class="sourceLineNo">703</span> ? fullClassName.substring(fullClassName.lastIndexOf(".") + 1)<a name="line.703"></a>
<span class="sourceLineNo">704</span> : "unknown";<a name="line.704"></a>
<span class="sourceLineNo">705</span> getMetric(REMOTE_EXCEPTION_CNT_BASE + simpleClassName, rpcCounters, counterFactory).inc();<a name="line.705"></a>
<span class="sourceLineNo">706</span> } else {<a name="line.706"></a>
<span class="sourceLineNo">707</span> getMetric(LOCAL_EXCEPTION_CNT_BASE + e.getClass().getSimpleName(), rpcCounters,<a name="line.707"></a>
<span class="sourceLineNo">708</span> counterFactory).inc();<a name="line.708"></a>
<span class="sourceLineNo">709</span> }<a name="line.709"></a>
<span class="sourceLineNo">710</span> }<a name="line.710"></a>
<span class="sourceLineNo">711</span> // this implementation is tied directly to protobuf implementation details. would be better<a name="line.711"></a>
<span class="sourceLineNo">712</span> // if we could dispatch based on something static, ie, request Message type.<a name="line.712"></a>
<span class="sourceLineNo">713</span> if (method.getService() == ClientService.getDescriptor()) {<a name="line.713"></a>
<span class="sourceLineNo">714</span> switch (method.getIndex()) {<a name="line.714"></a>
<span class="sourceLineNo">715</span> case 0:<a name="line.715"></a>
<span class="sourceLineNo">716</span> assert "Get".equals(method.getName());<a name="line.716"></a>
<span class="sourceLineNo">717</span> getTracker.updateRpc(stats);<a name="line.717"></a>
<span class="sourceLineNo">718</span> updateTableMetric(methodName.toString(), tableName, stats, e);<a name="line.718"></a>
<span class="sourceLineNo">719</span> return;<a name="line.719"></a>
<span class="sourceLineNo">720</span> case 1:<a name="line.720"></a>
<span class="sourceLineNo">721</span> assert "Mutate".equals(method.getName());<a name="line.721"></a>
<span class="sourceLineNo">722</span> final MutationType mutationType = ((MutateRequest) param).getMutation().getMutateType();<a name="line.722"></a>
<span class="sourceLineNo">723</span> switch (mutationType) {<a name="line.723"></a>
<span class="sourceLineNo">724</span> case APPEND:<a name="line.724"></a>
<span class="sourceLineNo">725</span> appendTracker.updateRpc(stats);<a name="line.725"></a>
<span class="sourceLineNo">726</span> break;<a name="line.726"></a>
<span class="sourceLineNo">727</span> case DELETE:<a name="line.727"></a>
<span class="sourceLineNo">728</span> deleteTracker.updateRpc(stats);<a name="line.728"></a>
<span class="sourceLineNo">729</span> break;<a name="line.729"></a>
<span class="sourceLineNo">730</span> case INCREMENT:<a name="line.730"></a>
<span class="sourceLineNo">731</span> incrementTracker.updateRpc(stats);<a name="line.731"></a>
<span class="sourceLineNo">732</span> break;<a name="line.732"></a>
<span class="sourceLineNo">733</span> case PUT:<a name="line.733"></a>
<span class="sourceLineNo">734</span> putTracker.updateRpc(stats);<a name="line.734"></a>
<span class="sourceLineNo">735</span> break;<a name="line.735"></a>
<span class="sourceLineNo">736</span> default:<a name="line.736"></a>
<span class="sourceLineNo">737</span> throw new RuntimeException("Unrecognized mutation type " + mutationType);<a name="line.737"></a>
<span class="sourceLineNo">738</span> }<a name="line.738"></a>
<span class="sourceLineNo">739</span> updateTableMetric(methodName.toString(), tableName, stats, e);<a name="line.739"></a>
<span class="sourceLineNo">740</span> return;<a name="line.740"></a>
<span class="sourceLineNo">741</span> case 2:<a name="line.741"></a>
<span class="sourceLineNo">742</span> assert "Scan".equals(method.getName());<a name="line.742"></a>
<span class="sourceLineNo">743</span> scanTracker.updateRpc(stats);<a name="line.743"></a>
<span class="sourceLineNo">744</span> updateTableMetric(methodName.toString(), tableName, stats, e);<a name="line.744"></a>
<span class="sourceLineNo">745</span> return;<a name="line.745"></a>
<span class="sourceLineNo">746</span> case 3:<a name="line.746"></a>
<span class="sourceLineNo">747</span> assert "BulkLoadHFile".equals(method.getName());<a name="line.747"></a>
<span class="sourceLineNo">748</span> // use generic implementation<a name="line.748"></a>
<span class="sourceLineNo">749</span> break;<a name="line.749"></a>
<span class="sourceLineNo">750</span> case 4:<a name="line.750"></a>
<span class="sourceLineNo">751</span> assert "PrepareBulkLoad".equals(method.getName());<a name="line.751"></a>
<span class="sourceLineNo">752</span> // use generic implementation<a name="line.752"></a>
<span class="sourceLineNo">753</span> break;<a name="line.753"></a>
<span class="sourceLineNo">754</span> case 5:<a name="line.754"></a>
<span class="sourceLineNo">755</span> assert "CleanupBulkLoad".equals(method.getName());<a name="line.755"></a>
<span class="sourceLineNo">756</span> // use generic implementation<a name="line.756"></a>
<span class="sourceLineNo">757</span> break;<a name="line.757"></a>
<span class="sourceLineNo">758</span> case 6:<a name="line.758"></a>
<span class="sourceLineNo">759</span> assert "ExecService".equals(method.getName());<a name="line.759"></a>
<span class="sourceLineNo">760</span> // use generic implementation<a name="line.760"></a>
<span class="sourceLineNo">761</span> break;<a name="line.761"></a>
<span class="sourceLineNo">762</span> case 7:<a name="line.762"></a>
<span class="sourceLineNo">763</span> assert "ExecRegionServerService".equals(method.getName());<a name="line.763"></a>
<span class="sourceLineNo">764</span> // use generic implementation<a name="line.764"></a>
<span class="sourceLineNo">765</span> break;<a name="line.765"></a>
<span class="sourceLineNo">766</span> case 8:<a name="line.766"></a>
<span class="sourceLineNo">767</span> assert "Multi".equals(method.getName());<a name="line.767"></a>
<span class="sourceLineNo">768</span> numActionsPerServerHist.update(stats.getNumActionsPerServer());<a name="line.768"></a>
<span class="sourceLineNo">769</span> multiTracker.updateRpc(stats);<a name="line.769"></a>
<span class="sourceLineNo">770</span> updateTableMetric(methodName.toString(), tableName, stats, e);<a name="line.770"></a>
<span class="sourceLineNo">771</span> return;<a name="line.771"></a>
<span class="sourceLineNo">772</span> default:<a name="line.772"></a>
<span class="sourceLineNo">773</span> throw new RuntimeException("Unrecognized ClientService RPC type " + method.getFullName());<a name="line.773"></a>
<span class="sourceLineNo">774</span> }<a name="line.774"></a>
<span class="sourceLineNo">775</span> }<a name="line.775"></a>
<span class="sourceLineNo">776</span> // Fallback to dynamic registry lookup for DDL methods.<a name="line.776"></a>
<span class="sourceLineNo">777</span> updateRpcGeneric(methodName.toString(), stats);<a name="line.777"></a>
<span class="sourceLineNo">778</span> }<a name="line.778"></a>
<span class="sourceLineNo">779</span><a name="line.779"></a>
<span class="sourceLineNo">780</span> /** Report table rpc context to metrics system. */<a name="line.780"></a>
<span class="sourceLineNo">781</span> private void updateTableMetric(String methodName, TableName tableName, CallStats stats,<a name="line.781"></a>
<span class="sourceLineNo">782</span> Throwable e) {<a name="line.782"></a>
<span class="sourceLineNo">783</span> if (tableMetricsEnabled) {<a name="line.783"></a>
<span class="sourceLineNo">784</span> if (methodName != null) {<a name="line.784"></a>
<span class="sourceLineNo">785</span> String table = tableName != null &amp;&amp; StringUtils.isNotEmpty(tableName.getNameAsString())<a name="line.785"></a>
<span class="sourceLineNo">786</span> ? tableName.getNameAsString()<a name="line.786"></a>
<span class="sourceLineNo">787</span> : "unknown";<a name="line.787"></a>
<span class="sourceLineNo">788</span> String metricKey = methodName + "_" + table;<a name="line.788"></a>
<span class="sourceLineNo">789</span> // update table rpc context to metrics system,<a name="line.789"></a>
<span class="sourceLineNo">790</span> // includes rpc call duration, rpc call request/response size(bytes).<a name="line.790"></a>
<span class="sourceLineNo">791</span> updateRpcGeneric(metricKey, stats);<a name="line.791"></a>
<span class="sourceLineNo">792</span> if (e != null) {<a name="line.792"></a>
<span class="sourceLineNo">793</span> // rpc failure call counter with table name.<a name="line.793"></a>
<span class="sourceLineNo">794</span> getMetric(FAILURE_CNT_BASE + metricKey, rpcCounters, counterFactory).inc();<a name="line.794"></a>
<span class="sourceLineNo">795</span> }<a name="line.795"></a>
<span class="sourceLineNo">796</span> }<a name="line.796"></a>
<span class="sourceLineNo">797</span> }<a name="line.797"></a>
<span class="sourceLineNo">798</span> }<a name="line.798"></a>
<span class="sourceLineNo">799</span><a name="line.799"></a>
<span class="sourceLineNo">800</span> public void incrCacheDroppingExceptions(Object exception) {<a name="line.800"></a>
<span class="sourceLineNo">801</span> getMetric(<a name="line.801"></a>
<span class="sourceLineNo">802</span> CACHE_BASE + (exception == null ? UNKNOWN_EXCEPTION : exception.getClass().getSimpleName()),<a name="line.802"></a>
<span class="sourceLineNo">803</span> cacheDroppingExceptions, counterFactory).inc();<a name="line.803"></a>
<span class="sourceLineNo">804</span> }<a name="line.804"></a>
<span class="sourceLineNo">805</span><a name="line.805"></a>
<span class="sourceLineNo">806</span> public void incrNsLookups() {<a name="line.806"></a>
<span class="sourceLineNo">807</span> this.nsLookups.inc();<a name="line.807"></a>
<span class="sourceLineNo">808</span> }<a name="line.808"></a>
<span class="sourceLineNo">809</span><a name="line.809"></a>
<span class="sourceLineNo">810</span> public void incrNsLookupsFailed() {<a name="line.810"></a>
<span class="sourceLineNo">811</span> this.nsLookupsFailed.inc();<a name="line.811"></a>
<span class="sourceLineNo">812</span> }<a name="line.812"></a>
<span class="sourceLineNo">813</span>}<a name="line.813"></a>
</pre>
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