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| <pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> *<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * or more contributor license agreements. See the NOTICE file<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * distributed with this work for additional information<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * regarding copyright ownership. The ASF licenses this file<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * to you under the Apache License, Version 2.0 (the<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * "License"); you may not use this file except in compliance<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> * with the License. You may obtain a copy of the License at<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> *<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> *<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * Unless required by applicable law or agreed to in writing, software<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * See the License for the specific language governing permissions and<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> * limitations under the License.<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;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span><a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static java.lang.String.format;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertEquals;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import static org.junit.Assert.assertNotNull;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import static org.junit.Assert.assertTrue;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span><a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import com.codahale.metrics.Histogram;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span><a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.ArrayList;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.Arrays;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.LinkedList;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.util.List;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import java.util.Queue;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import java.util.Set;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import java.util.concurrent.Callable;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span><a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.conf.Configuration;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.chaos.actions.MoveRandomRegionOfTableAction;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.chaos.actions.RestartRandomRsExceptMetaAction;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.chaos.monkies.PolicyBasedChaosMonkey;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.chaos.policies.PeriodicRandomActionPolicy;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.chaos.policies.Policy;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.ipc.RpcClient;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.regionserver.DisabledRegionSplitPolicy;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.testclassification.IntegrationTests;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.util.YammerHistogramUtils;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.mapreduce.Counters;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.mapreduce.Job;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.util.ToolRunner;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.junit.experimental.categories.Category;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.slf4j.Logger;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.slf4j.LoggerFactory;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span><a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.hbase.thirdparty.com.google.common.base.MoreObjects;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hbase.thirdparty.org.apache.commons.cli.CommandLine;<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> * Test for comparing the performance impact of region replicas. Uses<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> * components of {@link PerformanceEvaluation}. Does not run from<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> * {@code IntegrationTestsDriver} because IntegrationTestBase is incompatible<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> * with the JUnit runner. Hence no @Test annotations either. See {@code -help}<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> * for full list of options.<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> */<a name="line.64"></a> |
| <span class="sourceLineNo">065</span>@Category(IntegrationTests.class)<a name="line.65"></a> |
| <span class="sourceLineNo">066</span>public class IntegrationTestRegionReplicaPerf extends IntegrationTestBase {<a name="line.66"></a> |
| <span class="sourceLineNo">067</span><a name="line.67"></a> |
| <span class="sourceLineNo">068</span> private static final Logger LOG = LoggerFactory.getLogger(IntegrationTestRegionReplicaPerf.class);<a name="line.68"></a> |
| <span class="sourceLineNo">069</span><a name="line.69"></a> |
| <span class="sourceLineNo">070</span> private static final String SLEEP_TIME_KEY = "sleeptime";<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> // short default interval because tests don't run very long.<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> private static final String SLEEP_TIME_DEFAULT = "" + (10 * 1000l);<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> private static final String TABLE_NAME_KEY = "tableName";<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> private static final String TABLE_NAME_DEFAULT = "IntegrationTestRegionReplicaPerf";<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> private static final String REPLICA_COUNT_KEY = "replicas";<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> private static final String REPLICA_COUNT_DEFAULT = "" + 3;<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> private static final String PRIMARY_TIMEOUT_KEY = "timeout";<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> private static final String PRIMARY_TIMEOUT_DEFAULT = "" + 10 * 1000; // 10 ms<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> private static final String NUM_RS_KEY = "numRs";<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> private static final String NUM_RS_DEFAULT = "" + 3;<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> public static final String FAMILY_NAME = "info";<a name="line.81"></a> |
| <span class="sourceLineNo">082</span><a name="line.82"></a> |
| <span class="sourceLineNo">083</span> /** Extract a descriptive statistic from a {@link com.codahale.metrics.Histogram}. */<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> private enum Stat {<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> STDEV {<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> @Override<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> double apply(Histogram hist) {<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> return hist.getSnapshot().getStdDev();<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> }<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> },<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> FOUR_9S {<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> @Override<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> double apply(Histogram hist) {<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> return hist.getSnapshot().getValue(0.9999);<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> }<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> };<a name="line.96"></a> |
| <span class="sourceLineNo">097</span><a name="line.97"></a> |
| <span class="sourceLineNo">098</span> abstract double apply(Histogram hist);<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> private TableName tableName;<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> private long sleepTime;<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> private int replicaCount;<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> private int primaryTimeout;<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> private int clusterSize;<a name="line.105"></a> |
| <span class="sourceLineNo">106</span><a name="line.106"></a> |
| <span class="sourceLineNo">107</span> /**<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> * Wraps the invocation of {@link PerformanceEvaluation} in a {@code Callable}.<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> */<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> static class PerfEvalCallable implements Callable<TimingResult> {<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> private final Queue<String> argv = new LinkedList<>();<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> private final Admin admin;<a name="line.112"></a> |
| <span class="sourceLineNo">113</span><a name="line.113"></a> |
| <span class="sourceLineNo">114</span> public PerfEvalCallable(Admin admin, String argv) {<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> // TODO: this API is awkward, should take Connection, not Admin<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> this.admin = admin;<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> this.argv.addAll(Arrays.asList(argv.split(" ")));<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> LOG.debug("Created PerformanceEvaluationCallable with args: " + argv);<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> }<a name="line.119"></a> |
| <span class="sourceLineNo">120</span><a name="line.120"></a> |
| <span class="sourceLineNo">121</span> @Override<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> public TimingResult call() throws Exception {<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> PerformanceEvaluation.TestOptions opts = PerformanceEvaluation.parseOpts(argv);<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> PerformanceEvaluation.checkTable(admin, opts);<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> PerformanceEvaluation.RunResult results[] = null;<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> long numRows = opts.totalRows;<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> long elapsedTime = 0;<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> if (opts.nomapred) {<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> results = PerformanceEvaluation.doLocalClients(opts, admin.getConfiguration());<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> for (PerformanceEvaluation.RunResult r : results) {<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> elapsedTime = Math.max(elapsedTime, r.duration);<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> }<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> } else {<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> Job job = PerformanceEvaluation.doMapReduce(opts, admin.getConfiguration());<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> Counters counters = job.getCounters();<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> numRows = counters.findCounter(PerformanceEvaluation.Counter.ROWS).getValue();<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> elapsedTime = counters.findCounter(PerformanceEvaluation.Counter.ELAPSED_TIME).getValue();<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> }<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> return new TimingResult(numRows, elapsedTime, results);<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> * Record the results from a single {@link PerformanceEvaluation} job run.<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> */<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> static class TimingResult {<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> public final long numRows;<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> public final long elapsedTime;<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> public final PerformanceEvaluation.RunResult results[];<a name="line.149"></a> |
| <span class="sourceLineNo">150</span><a name="line.150"></a> |
| <span class="sourceLineNo">151</span> public TimingResult(long numRows, long elapsedTime, PerformanceEvaluation.RunResult results[]) {<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> this.numRows = numRows;<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> this.elapsedTime = elapsedTime;<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> this.results = results;<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> }<a name="line.155"></a> |
| <span class="sourceLineNo">156</span><a name="line.156"></a> |
| <span class="sourceLineNo">157</span> @Override<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> public String toString() {<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> return MoreObjects.toStringHelper(this)<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> .add("numRows", numRows)<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> .add("elapsedTime", elapsedTime)<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> .toString();<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><a name="line.165"></a> |
| <span class="sourceLineNo">166</span> @Override<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> public void setUp() throws Exception {<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> super.setUp();<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> Configuration conf = util.getConfiguration();<a name="line.169"></a> |
| <span class="sourceLineNo">170</span><a name="line.170"></a> |
| <span class="sourceLineNo">171</span> // sanity check cluster<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> // TODO: this should reach out to master and verify online state instead<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> assertEquals("Master must be configured with StochasticLoadBalancer",<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> "org.apache.hadoop.hbase.master.balancer.StochasticLoadBalancer",<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> conf.get("hbase.master.loadbalancer.class"));<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> // TODO: this should reach out to master and verify online state instead<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> assertTrue("hbase.regionserver.storefile.refresh.period must be greater than zero.",<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> conf.getLong("hbase.regionserver.storefile.refresh.period", 0) > 0);<a name="line.178"></a> |
| <span class="sourceLineNo">179</span><a name="line.179"></a> |
| <span class="sourceLineNo">180</span> // enable client-side settings<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> conf.setBoolean(RpcClient.SPECIFIC_WRITE_THREAD, true);<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> // TODO: expose these settings to CLI override<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> conf.setLong("hbase.client.primaryCallTimeout.get", primaryTimeout);<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> conf.setLong("hbase.client.primaryCallTimeout.multiget", primaryTimeout);<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> @Override<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> public void setUpCluster() throws Exception {<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> util = getTestingUtil(getConf());<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> util.initializeCluster(clusterSize);<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 void setUpMonkey() throws Exception {<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> Policy p = new PeriodicRandomActionPolicy(sleepTime,<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> new RestartRandomRsExceptMetaAction(sleepTime),<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> new MoveRandomRegionOfTableAction(tableName));<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> this.monkey = new PolicyBasedChaosMonkey(util, p);<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> // don't start monkey right away<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> @Override<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> protected void addOptions() {<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> addOptWithArg(TABLE_NAME_KEY, "Alternate table name. Default: '"<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> + TABLE_NAME_DEFAULT + "'");<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> addOptWithArg(SLEEP_TIME_KEY, "How long the monkey sleeps between actions. Default: "<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> + SLEEP_TIME_DEFAULT);<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> addOptWithArg(REPLICA_COUNT_KEY, "Number of region replicas. Default: "<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> + REPLICA_COUNT_DEFAULT);<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> addOptWithArg(PRIMARY_TIMEOUT_KEY, "Overrides hbase.client.primaryCallTimeout. Default: "<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> + PRIMARY_TIMEOUT_DEFAULT + " (10ms)");<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> addOptWithArg(NUM_RS_KEY, "Specify the number of RegionServers to use. Default: "<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> + NUM_RS_DEFAULT);<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> }<a name="line.214"></a> |
| <span class="sourceLineNo">215</span><a name="line.215"></a> |
| <span class="sourceLineNo">216</span> @Override<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> protected void processOptions(CommandLine cmd) {<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> tableName = TableName.valueOf(cmd.getOptionValue(TABLE_NAME_KEY, TABLE_NAME_DEFAULT));<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> sleepTime = Long.parseLong(cmd.getOptionValue(SLEEP_TIME_KEY, SLEEP_TIME_DEFAULT));<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> replicaCount = Integer.parseInt(cmd.getOptionValue(REPLICA_COUNT_KEY, REPLICA_COUNT_DEFAULT));<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> primaryTimeout =<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> Integer.parseInt(cmd.getOptionValue(PRIMARY_TIMEOUT_KEY, PRIMARY_TIMEOUT_DEFAULT));<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> clusterSize = Integer.parseInt(cmd.getOptionValue(NUM_RS_KEY, NUM_RS_DEFAULT));<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> LOG.debug(MoreObjects.toStringHelper("Parsed Options")<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> .add(TABLE_NAME_KEY, tableName)<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> .add(SLEEP_TIME_KEY, sleepTime)<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> .add(REPLICA_COUNT_KEY, replicaCount)<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> .add(PRIMARY_TIMEOUT_KEY, primaryTimeout)<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> .add(NUM_RS_KEY, clusterSize)<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> .toString());<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 int runTestFromCommandLine() throws Exception {<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> test();<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> return 0;<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> }<a name="line.237"></a> |
| <span class="sourceLineNo">238</span><a name="line.238"></a> |
| <span class="sourceLineNo">239</span> @Override<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> public TableName getTablename() {<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> return tableName;<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> }<a name="line.242"></a> |
| <span class="sourceLineNo">243</span><a name="line.243"></a> |
| <span class="sourceLineNo">244</span> @Override<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> protected Set<String> getColumnFamilies() {<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> return Sets.newHashSet(FAMILY_NAME);<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> }<a name="line.247"></a> |
| <span class="sourceLineNo">248</span><a name="line.248"></a> |
| <span class="sourceLineNo">249</span> /** Compute the mean of the given {@code stat} from a timing results. */<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> private static double calcMean(String desc, Stat stat, List<TimingResult> results) {<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> double sum = 0;<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> int count = 0;<a name="line.252"></a> |
| <span class="sourceLineNo">253</span><a name="line.253"></a> |
| <span class="sourceLineNo">254</span> for (TimingResult tr : results) {<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> for (PerformanceEvaluation.RunResult r : tr.results) {<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> assertNotNull("One of the run results is missing detailed run data.", r.hist);<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> sum += stat.apply(r.hist);<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> count += 1;<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> LOG.debug(desc + "{" + YammerHistogramUtils.getHistogramReport(r.hist) + "}");<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> }<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> }<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> return sum / count;<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 test() throws Exception {<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> int maxIters = 3;<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> String replicas = "--replicas=" + replicaCount;<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> // TODO: splits disabled until "phase 2" is complete.<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> String splitPolicy = "--splitPolicy=" + DisabledRegionSplitPolicy.class.getName();<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> String writeOpts = format("%s --nomapred --table=%s --presplit=16 sequentialWrite 4",<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> splitPolicy, tableName);<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> String readOpts =<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> format("--nomapred --table=%s --latency --sampleRate=0.1 randomRead 4", tableName);<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> String replicaReadOpts = format("%s %s", replicas, readOpts);<a name="line.274"></a> |
| <span class="sourceLineNo">275</span><a name="line.275"></a> |
| <span class="sourceLineNo">276</span> ArrayList<TimingResult> resultsWithoutReplicas = new ArrayList<>(maxIters);<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> ArrayList<TimingResult> resultsWithReplicas = new ArrayList<>(maxIters);<a name="line.277"></a> |
| <span class="sourceLineNo">278</span><a name="line.278"></a> |
| <span class="sourceLineNo">279</span> // create/populate the table, replicas disabled<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> LOG.debug("Populating table.");<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> new PerfEvalCallable(util.getAdmin(), writeOpts).call();<a name="line.281"></a> |
| <span class="sourceLineNo">282</span><a name="line.282"></a> |
| <span class="sourceLineNo">283</span> // one last sanity check, then send in the clowns!<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> assertEquals("Table must be created with DisabledRegionSplitPolicy. Broken test.",<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> DisabledRegionSplitPolicy.class.getName(),<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> util.getAdmin().getDescriptor(tableName).getRegionSplitPolicyClassName());<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> startMonkey();<a name="line.287"></a> |
| <span class="sourceLineNo">288</span><a name="line.288"></a> |
| <span class="sourceLineNo">289</span> // collect a baseline without region replicas.<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> for (int i = 0; i < maxIters; i++) {<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> LOG.debug("Launching non-replica job " + (i + 1) + "/" + maxIters);<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> resultsWithoutReplicas.add(new PerfEvalCallable(util.getAdmin(), readOpts).call());<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> // TODO: sleep to let cluster stabilize, though monkey continues. is it necessary?<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> Thread.sleep(5000l);<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> }<a name="line.295"></a> |
| <span class="sourceLineNo">296</span><a name="line.296"></a> |
| <span class="sourceLineNo">297</span> // disable monkey, enable region replicas, enable monkey<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> cleanUpMonkey("Altering table.");<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> LOG.debug("Altering " + tableName + " replica count to " + replicaCount);<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> IntegrationTestingUtility.setReplicas(util.getAdmin(), tableName, replicaCount);<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> setUpMonkey();<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> startMonkey();<a name="line.302"></a> |
| <span class="sourceLineNo">303</span><a name="line.303"></a> |
| <span class="sourceLineNo">304</span> // run test with region replicas.<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> for (int i = 0; i < maxIters; i++) {<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> LOG.debug("Launching replica job " + (i + 1) + "/" + maxIters);<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> resultsWithReplicas.add(new PerfEvalCallable(util.getAdmin(), replicaReadOpts).call());<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> // TODO: sleep to let cluster stabilize, though monkey continues. is it necessary?<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> Thread.sleep(5000l);<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> }<a name="line.310"></a> |
| <span class="sourceLineNo">311</span><a name="line.311"></a> |
| <span class="sourceLineNo">312</span> // compare the average of the stdev and 99.99pct across runs to determine if region replicas<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> // are having an overall improvement on response variance experienced by clients.<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> double withoutReplicasStdevMean =<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> calcMean("withoutReplicas", Stat.STDEV, resultsWithoutReplicas);<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> double withoutReplicas9999Mean =<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> calcMean("withoutReplicas", Stat.FOUR_9S, resultsWithoutReplicas);<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> double withReplicasStdevMean =<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> calcMean("withReplicas", Stat.STDEV, resultsWithReplicas);<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> double withReplicas9999Mean =<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> calcMean("withReplicas", Stat.FOUR_9S, resultsWithReplicas);<a name="line.321"></a> |
| <span class="sourceLineNo">322</span><a name="line.322"></a> |
| <span class="sourceLineNo">323</span> LOG.info(MoreObjects.toStringHelper(this)<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> .add("withoutReplicas", resultsWithoutReplicas)<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> .add("withReplicas", resultsWithReplicas)<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> .add("withoutReplicasStdevMean", withoutReplicasStdevMean)<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> .add("withoutReplicas99.99Mean", withoutReplicas9999Mean)<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> .add("withReplicasStdevMean", withReplicasStdevMean)<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> .add("withReplicas99.99Mean", withReplicas9999Mean)<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> .toString());<a name="line.330"></a> |
| <span class="sourceLineNo">331</span><a name="line.331"></a> |
| <span class="sourceLineNo">332</span> assertTrue(<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> "Running with region replicas under chaos should have less request variance than without. "<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> + "withReplicas.stdev.mean: " + withReplicasStdevMean + "ms "<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> + "withoutReplicas.stdev.mean: " + withoutReplicasStdevMean + "ms.",<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> withReplicasStdevMean <= withoutReplicasStdevMean);<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> assertTrue(<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> "Running with region replicas under chaos should improve 99.99pct latency. "<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> + "withReplicas.99.99.mean: " + withReplicas9999Mean + "ms "<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> + "withoutReplicas.99.99.mean: " + withoutReplicas9999Mean + "ms.",<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> withReplicas9999Mean <= withoutReplicas9999Mean);<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> }<a name="line.342"></a> |
| <span class="sourceLineNo">343</span><a name="line.343"></a> |
| <span class="sourceLineNo">344</span> public static void main(String[] args) throws Exception {<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> Configuration conf = HBaseConfiguration.create();<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> IntegrationTestingUtility.setUseDistributedCluster(conf);<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> int status = ToolRunner.run(conf, new IntegrationTestRegionReplicaPerf(), args);<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> System.exit(status);<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> }<a name="line.349"></a> |
| <span class="sourceLineNo">350</span>}<a name="line.350"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
