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<pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a>
<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
<span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a>
<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a>
<span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a>
<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a>
<span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a>
<span class="sourceLineNo">009</span> *<a name="line.9"></a>
<span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
<span class="sourceLineNo">011</span> *<a name="line.11"></a>
<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
<span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
<span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
<span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a>
<span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a>
<span class="sourceLineNo">017</span> */<a name="line.17"></a>
<span class="sourceLineNo">018</span><a name="line.18"></a>
<span class="sourceLineNo">019</span>package org.apache.hadoop.hbase.regionserver;<a name="line.19"></a>
<span class="sourceLineNo">020</span><a name="line.20"></a>
<span class="sourceLineNo">021</span>import java.io.Closeable;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import java.io.IOException;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import java.util.HashMap;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import java.util.Map;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import java.util.Set;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.util.concurrent.ConcurrentHashMap;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import java.util.concurrent.ScheduledExecutorService;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import java.util.concurrent.ScheduledFuture;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import java.util.concurrent.TimeUnit;<a name="line.29"></a>
<span class="sourceLineNo">030</span><a name="line.30"></a>
<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.CompatibilitySingletonFactory;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.HConstants;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.TableName;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import org.apache.hadoop.metrics2.MetricsExecutor;<a name="line.35"></a>
<span class="sourceLineNo">036</span><a name="line.36"></a>
<span class="sourceLineNo">037</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.37"></a>
<span class="sourceLineNo">038</span><a name="line.38"></a>
<span class="sourceLineNo">039</span>@InterfaceAudience.Private<a name="line.39"></a>
<span class="sourceLineNo">040</span>public class MetricsTableWrapperAggregateImpl implements MetricsTableWrapperAggregate, Closeable {<a name="line.40"></a>
<span class="sourceLineNo">041</span> private final HRegionServer regionServer;<a name="line.41"></a>
<span class="sourceLineNo">042</span> private ScheduledExecutorService executor;<a name="line.42"></a>
<span class="sourceLineNo">043</span> private Runnable runnable;<a name="line.43"></a>
<span class="sourceLineNo">044</span> private long period;<a name="line.44"></a>
<span class="sourceLineNo">045</span> private ScheduledFuture&lt;?&gt; tableMetricsUpdateTask;<a name="line.45"></a>
<span class="sourceLineNo">046</span> private ConcurrentHashMap&lt;TableName, MetricsTableValues&gt; metricsTableMap<a name="line.46"></a>
<span class="sourceLineNo">047</span> = new ConcurrentHashMap&lt;&gt;();<a name="line.47"></a>
<span class="sourceLineNo">048</span><a name="line.48"></a>
<span class="sourceLineNo">049</span> public MetricsTableWrapperAggregateImpl(final HRegionServer regionServer) {<a name="line.49"></a>
<span class="sourceLineNo">050</span> this.regionServer = regionServer;<a name="line.50"></a>
<span class="sourceLineNo">051</span> this.period = regionServer.getConfiguration().getLong(HConstants.REGIONSERVER_METRICS_PERIOD,<a name="line.51"></a>
<span class="sourceLineNo">052</span> HConstants.DEFAULT_REGIONSERVER_METRICS_PERIOD) + 1000;<a name="line.52"></a>
<span class="sourceLineNo">053</span> this.executor = CompatibilitySingletonFactory.getInstance(MetricsExecutor.class).getExecutor();<a name="line.53"></a>
<span class="sourceLineNo">054</span> this.runnable = new TableMetricsWrapperRunnable();<a name="line.54"></a>
<span class="sourceLineNo">055</span> this.tableMetricsUpdateTask = this.executor.scheduleWithFixedDelay(this.runnable, period,<a name="line.55"></a>
<span class="sourceLineNo">056</span> period, TimeUnit.MILLISECONDS);<a name="line.56"></a>
<span class="sourceLineNo">057</span> }<a name="line.57"></a>
<span class="sourceLineNo">058</span><a name="line.58"></a>
<span class="sourceLineNo">059</span> public class TableMetricsWrapperRunnable implements Runnable {<a name="line.59"></a>
<span class="sourceLineNo">060</span><a name="line.60"></a>
<span class="sourceLineNo">061</span> @Override<a name="line.61"></a>
<span class="sourceLineNo">062</span> public void run() {<a name="line.62"></a>
<span class="sourceLineNo">063</span> Map&lt;TableName, MetricsTableValues&gt; localMetricsTableMap = new HashMap&lt;&gt;();<a name="line.63"></a>
<span class="sourceLineNo">064</span> for (Region r : regionServer.getOnlineRegionsLocalContext()) {<a name="line.64"></a>
<span class="sourceLineNo">065</span> TableName tbl = r.getTableDescriptor().getTableName();<a name="line.65"></a>
<span class="sourceLineNo">066</span> MetricsTableValues mt = localMetricsTableMap.get(tbl);<a name="line.66"></a>
<span class="sourceLineNo">067</span> if (mt == null) {<a name="line.67"></a>
<span class="sourceLineNo">068</span> mt = new MetricsTableValues();<a name="line.68"></a>
<span class="sourceLineNo">069</span> localMetricsTableMap.put(tbl, mt);<a name="line.69"></a>
<span class="sourceLineNo">070</span> }<a name="line.70"></a>
<span class="sourceLineNo">071</span> long memstoreReadCount = 0L;<a name="line.71"></a>
<span class="sourceLineNo">072</span> long mixedReadCount = 0L;<a name="line.72"></a>
<span class="sourceLineNo">073</span> String tempKey = null;<a name="line.73"></a>
<span class="sourceLineNo">074</span> if (r.getStores() != null) {<a name="line.74"></a>
<span class="sourceLineNo">075</span> String familyName = null;<a name="line.75"></a>
<span class="sourceLineNo">076</span> for (Store store : r.getStores()) {<a name="line.76"></a>
<span class="sourceLineNo">077</span> familyName = store.getColumnFamilyName();<a name="line.77"></a>
<span class="sourceLineNo">078</span><a name="line.78"></a>
<span class="sourceLineNo">079</span> mt.storeFileCount += store.getStorefilesCount();<a name="line.79"></a>
<span class="sourceLineNo">080</span> mt.memstoreSize += (store.getMemStoreSize().getDataSize()<a name="line.80"></a>
<span class="sourceLineNo">081</span> + store.getMemStoreSize().getHeapSize() + store.getMemStoreSize().getOffHeapSize());<a name="line.81"></a>
<span class="sourceLineNo">082</span> mt.storeFileSize += store.getStorefilesSize();<a name="line.82"></a>
<span class="sourceLineNo">083</span> mt.referenceFileCount += store.getNumReferenceFiles();<a name="line.83"></a>
<span class="sourceLineNo">084</span> if (store.getMaxStoreFileAge().isPresent()) {<a name="line.84"></a>
<span class="sourceLineNo">085</span> mt.maxStoreFileAge =<a name="line.85"></a>
<span class="sourceLineNo">086</span> Math.max(mt.maxStoreFileAge, store.getMaxStoreFileAge().getAsLong());<a name="line.86"></a>
<span class="sourceLineNo">087</span> }<a name="line.87"></a>
<span class="sourceLineNo">088</span> if (store.getMinStoreFileAge().isPresent()) {<a name="line.88"></a>
<span class="sourceLineNo">089</span> mt.minStoreFileAge =<a name="line.89"></a>
<span class="sourceLineNo">090</span> Math.min(mt.minStoreFileAge, store.getMinStoreFileAge().getAsLong());<a name="line.90"></a>
<span class="sourceLineNo">091</span> }<a name="line.91"></a>
<span class="sourceLineNo">092</span> if (store.getAvgStoreFileAge().isPresent()) {<a name="line.92"></a>
<span class="sourceLineNo">093</span> mt.totalStoreFileAge =<a name="line.93"></a>
<span class="sourceLineNo">094</span> (long) store.getAvgStoreFileAge().getAsDouble() * store.getStorefilesCount();<a name="line.94"></a>
<span class="sourceLineNo">095</span> }<a name="line.95"></a>
<span class="sourceLineNo">096</span> mt.storeCount += 1;<a name="line.96"></a>
<span class="sourceLineNo">097</span> tempKey = tbl.getNameAsString() + UNDERSCORE + familyName;<a name="line.97"></a>
<span class="sourceLineNo">098</span> Long tempVal = mt.perStoreMemstoreOnlyReadCount.get(tempKey);<a name="line.98"></a>
<span class="sourceLineNo">099</span> if (tempVal == null) {<a name="line.99"></a>
<span class="sourceLineNo">100</span> tempVal = 0L;<a name="line.100"></a>
<span class="sourceLineNo">101</span> }<a name="line.101"></a>
<span class="sourceLineNo">102</span> memstoreReadCount = store.getMemstoreOnlyRowReadsCount() + tempVal;<a name="line.102"></a>
<span class="sourceLineNo">103</span> tempVal = mt.perStoreMixedReadCount.get(tempKey);<a name="line.103"></a>
<span class="sourceLineNo">104</span> if (tempVal == null) {<a name="line.104"></a>
<span class="sourceLineNo">105</span> tempVal = 0L;<a name="line.105"></a>
<span class="sourceLineNo">106</span> }<a name="line.106"></a>
<span class="sourceLineNo">107</span> mixedReadCount = store.getMixedRowReadsCount() + tempVal;<a name="line.107"></a>
<span class="sourceLineNo">108</span> // accumulate the count<a name="line.108"></a>
<span class="sourceLineNo">109</span> mt.perStoreMemstoreOnlyReadCount.put(tempKey, memstoreReadCount);<a name="line.109"></a>
<span class="sourceLineNo">110</span> mt.perStoreMixedReadCount.put(tempKey, mixedReadCount);<a name="line.110"></a>
<span class="sourceLineNo">111</span> }<a name="line.111"></a>
<span class="sourceLineNo">112</span><a name="line.112"></a>
<span class="sourceLineNo">113</span> mt.regionCount += 1;<a name="line.113"></a>
<span class="sourceLineNo">114</span><a name="line.114"></a>
<span class="sourceLineNo">115</span> mt.readRequestCount += r.getReadRequestsCount();<a name="line.115"></a>
<span class="sourceLineNo">116</span> mt.filteredReadRequestCount += r.getFilteredReadRequestsCount();<a name="line.116"></a>
<span class="sourceLineNo">117</span> mt.writeRequestCount += r.getWriteRequestsCount();<a name="line.117"></a>
<span class="sourceLineNo">118</span> }<a name="line.118"></a>
<span class="sourceLineNo">119</span> }<a name="line.119"></a>
<span class="sourceLineNo">120</span><a name="line.120"></a>
<span class="sourceLineNo">121</span> for (Map.Entry&lt;TableName, MetricsTableValues&gt; entry : localMetricsTableMap.entrySet()) {<a name="line.121"></a>
<span class="sourceLineNo">122</span> TableName tbl = entry.getKey();<a name="line.122"></a>
<span class="sourceLineNo">123</span> if (metricsTableMap.get(tbl) == null) {<a name="line.123"></a>
<span class="sourceLineNo">124</span> // this will add the Wrapper to the list of TableMetrics<a name="line.124"></a>
<span class="sourceLineNo">125</span> CompatibilitySingletonFactory<a name="line.125"></a>
<span class="sourceLineNo">126</span> .getInstance(MetricsRegionServerSourceFactory.class)<a name="line.126"></a>
<span class="sourceLineNo">127</span> .getTableAggregate()<a name="line.127"></a>
<span class="sourceLineNo">128</span> .getOrCreateTableSource(tbl.getNameAsString(), MetricsTableWrapperAggregateImpl.this);<a name="line.128"></a>
<span class="sourceLineNo">129</span> }<a name="line.129"></a>
<span class="sourceLineNo">130</span> metricsTableMap.put(entry.getKey(), entry.getValue());<a name="line.130"></a>
<span class="sourceLineNo">131</span> }<a name="line.131"></a>
<span class="sourceLineNo">132</span> Set&lt;TableName&gt; existingTableNames = Sets.newHashSet(metricsTableMap.keySet());<a name="line.132"></a>
<span class="sourceLineNo">133</span> existingTableNames.removeAll(localMetricsTableMap.keySet());<a name="line.133"></a>
<span class="sourceLineNo">134</span> MetricsTableAggregateSource agg = CompatibilitySingletonFactory<a name="line.134"></a>
<span class="sourceLineNo">135</span> .getInstance(MetricsRegionServerSourceFactory.class).getTableAggregate();<a name="line.135"></a>
<span class="sourceLineNo">136</span> for (TableName table : existingTableNames) {<a name="line.136"></a>
<span class="sourceLineNo">137</span> agg.deleteTableSource(table.getNameAsString());<a name="line.137"></a>
<span class="sourceLineNo">138</span> if (metricsTableMap.get(table) != null) {<a name="line.138"></a>
<span class="sourceLineNo">139</span> metricsTableMap.remove(table);<a name="line.139"></a>
<span class="sourceLineNo">140</span> }<a name="line.140"></a>
<span class="sourceLineNo">141</span> }<a name="line.141"></a>
<span class="sourceLineNo">142</span> }<a name="line.142"></a>
<span class="sourceLineNo">143</span> }<a name="line.143"></a>
<span class="sourceLineNo">144</span><a name="line.144"></a>
<span class="sourceLineNo">145</span> @Override<a name="line.145"></a>
<span class="sourceLineNo">146</span> public long getReadRequestCount(String table) {<a name="line.146"></a>
<span class="sourceLineNo">147</span> MetricsTableValues metricsTable = metricsTableMap.get(TableName.valueOf(table));<a name="line.147"></a>
<span class="sourceLineNo">148</span> if (metricsTable == null) {<a name="line.148"></a>
<span class="sourceLineNo">149</span> return 0;<a name="line.149"></a>
<span class="sourceLineNo">150</span> } else {<a name="line.150"></a>
<span class="sourceLineNo">151</span> return metricsTable.readRequestCount;<a name="line.151"></a>
<span class="sourceLineNo">152</span> }<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> @Override<a name="line.155"></a>
<span class="sourceLineNo">156</span> public Map&lt;String, Long&gt; getMemstoreOnlyRowReadsCount(String table) {<a name="line.156"></a>
<span class="sourceLineNo">157</span> MetricsTableValues metricsTable = metricsTableMap.get(TableName.valueOf(table));<a name="line.157"></a>
<span class="sourceLineNo">158</span> if (metricsTable == null) {<a name="line.158"></a>
<span class="sourceLineNo">159</span> return null;<a name="line.159"></a>
<span class="sourceLineNo">160</span> } else {<a name="line.160"></a>
<span class="sourceLineNo">161</span> return metricsTable.perStoreMemstoreOnlyReadCount;<a name="line.161"></a>
<span class="sourceLineNo">162</span> }<a name="line.162"></a>
<span class="sourceLineNo">163</span> }<a name="line.163"></a>
<span class="sourceLineNo">164</span><a name="line.164"></a>
<span class="sourceLineNo">165</span> @Override<a name="line.165"></a>
<span class="sourceLineNo">166</span> public Map&lt;String, Long&gt; getMixedRowReadsCount(String table) {<a name="line.166"></a>
<span class="sourceLineNo">167</span> MetricsTableValues metricsTable = metricsTableMap.get(TableName.valueOf(table));<a name="line.167"></a>
<span class="sourceLineNo">168</span> if (metricsTable == null) {<a name="line.168"></a>
<span class="sourceLineNo">169</span> return null;<a name="line.169"></a>
<span class="sourceLineNo">170</span> } else {<a name="line.170"></a>
<span class="sourceLineNo">171</span> return metricsTable.perStoreMixedReadCount;<a name="line.171"></a>
<span class="sourceLineNo">172</span> }<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> @Override<a name="line.175"></a>
<span class="sourceLineNo">176</span> public long getCpRequestsCount(String table) {<a name="line.176"></a>
<span class="sourceLineNo">177</span> MetricsTableValues metricsTable = metricsTableMap.get(TableName.valueOf(table));<a name="line.177"></a>
<span class="sourceLineNo">178</span> if (metricsTable == null) {<a name="line.178"></a>
<span class="sourceLineNo">179</span> return 0;<a name="line.179"></a>
<span class="sourceLineNo">180</span> } else {<a name="line.180"></a>
<span class="sourceLineNo">181</span> return metricsTable.cpRequestCount;<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><a name="line.184"></a>
<span class="sourceLineNo">185</span> public long getFilteredReadRequestCount(String table) {<a name="line.185"></a>
<span class="sourceLineNo">186</span> MetricsTableValues metricsTable = metricsTableMap.get(TableName.valueOf(table));<a name="line.186"></a>
<span class="sourceLineNo">187</span> if (metricsTable == null) {<a name="line.187"></a>
<span class="sourceLineNo">188</span> return 0;<a name="line.188"></a>
<span class="sourceLineNo">189</span> }<a name="line.189"></a>
<span class="sourceLineNo">190</span> return metricsTable.filteredReadRequestCount;<a name="line.190"></a>
<span class="sourceLineNo">191</span> }<a name="line.191"></a>
<span class="sourceLineNo">192</span><a name="line.192"></a>
<span class="sourceLineNo">193</span> @Override<a name="line.193"></a>
<span class="sourceLineNo">194</span> public long getWriteRequestCount(String table) {<a name="line.194"></a>
<span class="sourceLineNo">195</span> MetricsTableValues metricsTable = metricsTableMap.get(TableName.valueOf(table));<a name="line.195"></a>
<span class="sourceLineNo">196</span> if (metricsTable == null) {<a name="line.196"></a>
<span class="sourceLineNo">197</span> return 0;<a name="line.197"></a>
<span class="sourceLineNo">198</span> } else {<a name="line.198"></a>
<span class="sourceLineNo">199</span> return metricsTable.writeRequestCount;<a name="line.199"></a>
<span class="sourceLineNo">200</span> }<a name="line.200"></a>
<span class="sourceLineNo">201</span> }<a name="line.201"></a>
<span class="sourceLineNo">202</span><a name="line.202"></a>
<span class="sourceLineNo">203</span> @Override<a name="line.203"></a>
<span class="sourceLineNo">204</span> public long getTotalRequestsCount(String table) {<a name="line.204"></a>
<span class="sourceLineNo">205</span> MetricsTableValues metricsTable = metricsTableMap.get(TableName.valueOf(table));<a name="line.205"></a>
<span class="sourceLineNo">206</span> if (metricsTable == null) {<a name="line.206"></a>
<span class="sourceLineNo">207</span> return 0;<a name="line.207"></a>
<span class="sourceLineNo">208</span> } else {<a name="line.208"></a>
<span class="sourceLineNo">209</span> return metricsTable.readRequestCount + metricsTable.writeRequestCount;<a name="line.209"></a>
<span class="sourceLineNo">210</span> }<a name="line.210"></a>
<span class="sourceLineNo">211</span> }<a name="line.211"></a>
<span class="sourceLineNo">212</span><a name="line.212"></a>
<span class="sourceLineNo">213</span> @Override<a name="line.213"></a>
<span class="sourceLineNo">214</span> public long getMemStoreSize(String table) {<a name="line.214"></a>
<span class="sourceLineNo">215</span> MetricsTableValues metricsTable = metricsTableMap.get(TableName.valueOf(table));<a name="line.215"></a>
<span class="sourceLineNo">216</span> if (metricsTable == null) {<a name="line.216"></a>
<span class="sourceLineNo">217</span> return 0;<a name="line.217"></a>
<span class="sourceLineNo">218</span> } else {<a name="line.218"></a>
<span class="sourceLineNo">219</span> return metricsTable.memstoreSize;<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><a name="line.222"></a>
<span class="sourceLineNo">223</span> @Override<a name="line.223"></a>
<span class="sourceLineNo">224</span> public long getStoreFileSize(String table) {<a name="line.224"></a>
<span class="sourceLineNo">225</span> MetricsTableValues metricsTable = metricsTableMap.get(TableName.valueOf(table));<a name="line.225"></a>
<span class="sourceLineNo">226</span> if (metricsTable == null) {<a name="line.226"></a>
<span class="sourceLineNo">227</span> return 0;<a name="line.227"></a>
<span class="sourceLineNo">228</span> } else {<a name="line.228"></a>
<span class="sourceLineNo">229</span> return metricsTable.storeFileSize;<a name="line.229"></a>
<span class="sourceLineNo">230</span> }<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> @Override<a name="line.233"></a>
<span class="sourceLineNo">234</span> public long getTableSize(String table) {<a name="line.234"></a>
<span class="sourceLineNo">235</span> MetricsTableValues metricsTable = metricsTableMap.get(TableName.valueOf(table));<a name="line.235"></a>
<span class="sourceLineNo">236</span> if (metricsTable == null) {<a name="line.236"></a>
<span class="sourceLineNo">237</span> return 0;<a name="line.237"></a>
<span class="sourceLineNo">238</span> } else {<a name="line.238"></a>
<span class="sourceLineNo">239</span> return metricsTable.memstoreSize + metricsTable.storeFileSize;<a name="line.239"></a>
<span class="sourceLineNo">240</span> }<a name="line.240"></a>
<span class="sourceLineNo">241</span> }<a name="line.241"></a>
<span class="sourceLineNo">242</span><a name="line.242"></a>
<span class="sourceLineNo">243</span> public long getNumRegions(String table) {<a name="line.243"></a>
<span class="sourceLineNo">244</span> MetricsTableValues metricsTable = metricsTableMap.get(TableName.valueOf(table));<a name="line.244"></a>
<span class="sourceLineNo">245</span> if (metricsTable == null) {<a name="line.245"></a>
<span class="sourceLineNo">246</span> return 0;<a name="line.246"></a>
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<span class="sourceLineNo">250</span><a name="line.250"></a>
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<span class="sourceLineNo">252</span> public long getNumStores(String table) {<a name="line.252"></a>
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<span class="sourceLineNo">301</span> MetricsTableValues metricsTable = metricsTableMap.get(TableName.valueOf(table));<a name="line.301"></a>
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<span class="sourceLineNo">309</span> public long getAvgRegionSize(String table) {<a name="line.309"></a>
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<span class="sourceLineNo">331</span><a name="line.331"></a>
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<span class="sourceLineNo">334</span> long filteredReadRequestCount;<a name="line.334"></a>
<span class="sourceLineNo">335</span> long writeRequestCount;<a name="line.335"></a>
<span class="sourceLineNo">336</span> long memstoreSize;<a name="line.336"></a>
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<span class="sourceLineNo">338</span> long storeCount;<a name="line.338"></a>
<span class="sourceLineNo">339</span> long storeFileCount;<a name="line.339"></a>
<span class="sourceLineNo">340</span> long storeFileSize;<a name="line.340"></a>
<span class="sourceLineNo">341</span> long maxStoreFileAge;<a name="line.341"></a>
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<span class="sourceLineNo">343</span> long totalStoreFileAge;<a name="line.343"></a>
<span class="sourceLineNo">344</span> long referenceFileCount;<a name="line.344"></a>
<span class="sourceLineNo">345</span> long cpRequestCount;<a name="line.345"></a>
<span class="sourceLineNo">346</span> Map&lt;String, Long&gt; perStoreMemstoreOnlyReadCount = new HashMap&lt;&gt;();<a name="line.346"></a>
<span class="sourceLineNo">347</span> Map&lt;String, Long&gt; perStoreMixedReadCount = new HashMap&lt;&gt;();<a name="line.347"></a>
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<span class="sourceLineNo">349</span><a name="line.349"></a>
<span class="sourceLineNo">350</span>}<a name="line.350"></a>
</pre>
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