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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import java.io.IOException;</span> |
| <span class="source-line-no">021</span><span id="line-21">import java.util.List;</span> |
| <span class="source-line-no">022</span><span id="line-22">import java.util.concurrent.BlockingQueue;</span> |
| <span class="source-line-no">023</span><span id="line-23">import java.util.concurrent.ExecutorService;</span> |
| <span class="source-line-no">024</span><span id="line-24">import java.util.concurrent.LinkedBlockingQueue;</span> |
| <span class="source-line-no">025</span><span id="line-25">import java.util.concurrent.ThreadLocalRandom;</span> |
| <span class="source-line-no">026</span><span id="line-26">import java.util.concurrent.ThreadPoolExecutor;</span> |
| <span class="source-line-no">027</span><span id="line-27">import java.util.concurrent.TimeUnit;</span> |
| <span class="source-line-no">028</span><span id="line-28">import java.util.concurrent.atomic.AtomicLong;</span> |
| <span class="source-line-no">029</span><span id="line-29">import java.util.stream.Stream;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.MultithreadedTestUtil.RepeatingTestThread;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.MultithreadedTestUtil.TestContext;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.client.Admin;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.client.Connection;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.client.ConnectionFactory;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.client.Get;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.client.Put;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.client.Result;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.client.ResultScanner;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.client.Scan;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.client.Table;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.client.TableDescriptorBuilder;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.util.AbstractHBaseTool;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.util.Threads;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.apache.hadoop.util.StringUtils;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.apache.hadoop.util.ToolRunner;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.slf4j.Logger;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">053</span><span id="line-53"></span> |
| <span class="source-line-no">054</span><span id="line-54">import org.apache.hbase.thirdparty.com.google.common.collect.Lists;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.apache.hbase.thirdparty.com.google.common.util.concurrent.ThreadFactoryBuilder;</span> |
| <span class="source-line-no">056</span><span id="line-56">import org.apache.hbase.thirdparty.org.apache.commons.cli.CommandLine;</span> |
| <span class="source-line-no">057</span><span id="line-57"></span> |
| <span class="source-line-no">058</span><span id="line-58">/**</span> |
| <span class="source-line-no">059</span><span id="line-59"> * A test tool that uses multiple threads to read and write multifamily rows into a table, verifying</span> |
| <span class="source-line-no">060</span><span id="line-60"> * that reads never see partially-complete writes</span> |
| <span class="source-line-no">061</span><span id="line-61"> */</span> |
| <span class="source-line-no">062</span><span id="line-62">@InterfaceAudience.Private</span> |
| <span class="source-line-no">063</span><span id="line-63">public class AcidGuaranteesTestTool extends AbstractHBaseTool {</span> |
| <span class="source-line-no">064</span><span id="line-64"></span> |
| <span class="source-line-no">065</span><span id="line-65"> private static final Logger LOG = LoggerFactory.getLogger(AcidGuaranteesTestTool.class);</span> |
| <span class="source-line-no">066</span><span id="line-66"></span> |
| <span class="source-line-no">067</span><span id="line-67"> public static final TableName TABLE_NAME = TableName.valueOf("TestAcidGuarantees");</span> |
| <span class="source-line-no">068</span><span id="line-68"> public static final byte[] FAMILY_A = Bytes.toBytes("A");</span> |
| <span class="source-line-no">069</span><span id="line-69"> public static final byte[] FAMILY_B = Bytes.toBytes("B");</span> |
| <span class="source-line-no">070</span><span id="line-70"> public static final byte[] FAMILY_C = Bytes.toBytes("C");</span> |
| <span class="source-line-no">071</span><span id="line-71"> public static final byte[] QUALIFIER_NAME = Bytes.toBytes("data");</span> |
| <span class="source-line-no">072</span><span id="line-72"></span> |
| <span class="source-line-no">073</span><span id="line-73"> public static final byte[][] FAMILIES = new byte[][] { FAMILY_A, FAMILY_B, FAMILY_C };</span> |
| <span class="source-line-no">074</span><span id="line-74"></span> |
| <span class="source-line-no">075</span><span id="line-75"> public static int NUM_COLS_TO_CHECK = 50;</span> |
| <span class="source-line-no">076</span><span id="line-76"></span> |
| <span class="source-line-no">077</span><span id="line-77"> private ExecutorService sharedPool;</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> private long millisToRun;</span> |
| <span class="source-line-no">080</span><span id="line-80"> private int numWriters;</span> |
| <span class="source-line-no">081</span><span id="line-81"> private int numGetters;</span> |
| <span class="source-line-no">082</span><span id="line-82"> private int numScanners;</span> |
| <span class="source-line-no">083</span><span id="line-83"> private int numUniqueRows;</span> |
| <span class="source-line-no">084</span><span id="line-84"> private boolean crazyFlush;</span> |
| <span class="source-line-no">085</span><span id="line-85"> private boolean useMob;</span> |
| <span class="source-line-no">086</span><span id="line-86"></span> |
| <span class="source-line-no">087</span><span id="line-87"> private ExecutorService createThreadPool() {</span> |
| <span class="source-line-no">088</span><span id="line-88"> int maxThreads = 256;</span> |
| <span class="source-line-no">089</span><span id="line-89"> int coreThreads = 128;</span> |
| <span class="source-line-no">090</span><span id="line-90"></span> |
| <span class="source-line-no">091</span><span id="line-91"> long keepAliveTime = 60;</span> |
| <span class="source-line-no">092</span><span id="line-92"> BlockingQueue<Runnable> workQueue = new LinkedBlockingQueue<Runnable>(</span> |
| <span class="source-line-no">093</span><span id="line-93"> maxThreads * HConstants.DEFAULT_HBASE_CLIENT_MAX_TOTAL_TASKS);</span> |
| <span class="source-line-no">094</span><span id="line-94"></span> |
| <span class="source-line-no">095</span><span id="line-95"> ThreadPoolExecutor tpe =</span> |
| <span class="source-line-no">096</span><span id="line-96"> new ThreadPoolExecutor(coreThreads, maxThreads, keepAliveTime, TimeUnit.SECONDS, workQueue,</span> |
| <span class="source-line-no">097</span><span id="line-97"> new ThreadFactoryBuilder().setNameFormat(toString() + "-shared-pool-%d").setDaemon(true)</span> |
| <span class="source-line-no">098</span><span id="line-98"> .setUncaughtExceptionHandler(Threads.LOGGING_EXCEPTION_HANDLER).build());</span> |
| <span class="source-line-no">099</span><span id="line-99"> tpe.allowCoreThreadTimeOut(true);</span> |
| <span class="source-line-no">100</span><span id="line-100"> return tpe;</span> |
| <span class="source-line-no">101</span><span id="line-101"> }</span> |
| <span class="source-line-no">102</span><span id="line-102"></span> |
| <span class="source-line-no">103</span><span id="line-103"> @Override</span> |
| <span class="source-line-no">104</span><span id="line-104"> protected void addOptions() {</span> |
| <span class="source-line-no">105</span><span id="line-105"> addOptWithArg("millis", "time limit in milliseconds");</span> |
| <span class="source-line-no">106</span><span id="line-106"> addOptWithArg("numWriters", "number of write threads");</span> |
| <span class="source-line-no">107</span><span id="line-107"> addOptWithArg("numGetters", "number of get threads");</span> |
| <span class="source-line-no">108</span><span id="line-108"> addOptWithArg("numScanners", "number of scan threads");</span> |
| <span class="source-line-no">109</span><span id="line-109"> addOptWithArg("numUniqueRows", "number of unique rows to test");</span> |
| <span class="source-line-no">110</span><span id="line-110"> addOptNoArg("crazyFlush",</span> |
| <span class="source-line-no">111</span><span id="line-111"> "if specified we will flush continuously otherwise will flush every minute");</span> |
| <span class="source-line-no">112</span><span id="line-112"> addOptNoArg("useMob", "if specified we will enable mob on the first column family");</span> |
| <span class="source-line-no">113</span><span id="line-113"> }</span> |
| <span class="source-line-no">114</span><span id="line-114"></span> |
| <span class="source-line-no">115</span><span id="line-115"> @Override</span> |
| <span class="source-line-no">116</span><span id="line-116"> protected void processOptions(CommandLine cmd) {</span> |
| <span class="source-line-no">117</span><span id="line-117"> millisToRun = getOptionAsLong(cmd, "millis", 5000);</span> |
| <span class="source-line-no">118</span><span id="line-118"> numWriters = getOptionAsInt(cmd, "numWriters", 50);</span> |
| <span class="source-line-no">119</span><span id="line-119"> numGetters = getOptionAsInt(cmd, "numGetters", 2);</span> |
| <span class="source-line-no">120</span><span id="line-120"> numScanners = getOptionAsInt(cmd, "numScanners", 2);</span> |
| <span class="source-line-no">121</span><span id="line-121"> numUniqueRows = getOptionAsInt(cmd, "numUniqueRows", 3);</span> |
| <span class="source-line-no">122</span><span id="line-122"> crazyFlush = cmd.hasOption("crazyFlush");</span> |
| <span class="source-line-no">123</span><span id="line-123"> useMob = cmd.hasOption("useMob");</span> |
| <span class="source-line-no">124</span><span id="line-124"> }</span> |
| <span class="source-line-no">125</span><span id="line-125"></span> |
| <span class="source-line-no">126</span><span id="line-126"> @Override</span> |
| <span class="source-line-no">127</span><span id="line-127"> protected int doWork() throws Exception {</span> |
| <span class="source-line-no">128</span><span id="line-128"> sharedPool = createThreadPool();</span> |
| <span class="source-line-no">129</span><span id="line-129"> try (Connection conn = ConnectionFactory.createConnection(getConf())) {</span> |
| <span class="source-line-no">130</span><span id="line-130"> runTestAtomicity(conn.getAdmin());</span> |
| <span class="source-line-no">131</span><span id="line-131"> } finally {</span> |
| <span class="source-line-no">132</span><span id="line-132"> sharedPool.shutdown();</span> |
| <span class="source-line-no">133</span><span id="line-133"> }</span> |
| <span class="source-line-no">134</span><span id="line-134"> return 0;</span> |
| <span class="source-line-no">135</span><span id="line-135"> }</span> |
| <span class="source-line-no">136</span><span id="line-136"></span> |
| <span class="source-line-no">137</span><span id="line-137"> /**</span> |
| <span class="source-line-no">138</span><span id="line-138"> * Thread that does random full-row writes into a table.</span> |
| <span class="source-line-no">139</span><span id="line-139"> */</span> |
| <span class="source-line-no">140</span><span id="line-140"> public static class AtomicityWriter extends RepeatingTestThread {</span> |
| <span class="source-line-no">141</span><span id="line-141"> byte data[] = new byte[10];</span> |
| <span class="source-line-no">142</span><span id="line-142"> byte[][] targetRows;</span> |
| <span class="source-line-no">143</span><span id="line-143"> byte[][] targetFamilies;</span> |
| <span class="source-line-no">144</span><span id="line-144"> Connection connection;</span> |
| <span class="source-line-no">145</span><span id="line-145"> Table table;</span> |
| <span class="source-line-no">146</span><span id="line-146"> AtomicLong numWritten = new AtomicLong();</span> |
| <span class="source-line-no">147</span><span id="line-147"></span> |
| <span class="source-line-no">148</span><span id="line-148"> public AtomicityWriter(TestContext ctx, byte[][] targetRows, byte[][] targetFamilies,</span> |
| <span class="source-line-no">149</span><span id="line-149"> ExecutorService pool) throws IOException {</span> |
| <span class="source-line-no">150</span><span id="line-150"> super(ctx);</span> |
| <span class="source-line-no">151</span><span id="line-151"> this.targetRows = targetRows;</span> |
| <span class="source-line-no">152</span><span id="line-152"> this.targetFamilies = targetFamilies;</span> |
| <span class="source-line-no">153</span><span id="line-153"> connection = ConnectionFactory.createConnection(ctx.getConf(), pool);</span> |
| <span class="source-line-no">154</span><span id="line-154"> table = connection.getTable(TABLE_NAME);</span> |
| <span class="source-line-no">155</span><span id="line-155"> }</span> |
| <span class="source-line-no">156</span><span id="line-156"></span> |
| <span class="source-line-no">157</span><span id="line-157"> @Override</span> |
| <span class="source-line-no">158</span><span id="line-158"> public void doAnAction() throws Exception {</span> |
| <span class="source-line-no">159</span><span id="line-159"> // Pick a random row to write into</span> |
| <span class="source-line-no">160</span><span id="line-160"> byte[] targetRow = targetRows[ThreadLocalRandom.current().nextInt(targetRows.length)];</span> |
| <span class="source-line-no">161</span><span id="line-161"> Put p = new Put(targetRow);</span> |
| <span class="source-line-no">162</span><span id="line-162"> Bytes.random(data);</span> |
| <span class="source-line-no">163</span><span id="line-163"> for (byte[] family : targetFamilies) {</span> |
| <span class="source-line-no">164</span><span id="line-164"> for (int i = 0; i < NUM_COLS_TO_CHECK; i++) {</span> |
| <span class="source-line-no">165</span><span id="line-165"> byte qualifier[] = Bytes.toBytes("col" + i);</span> |
| <span class="source-line-no">166</span><span id="line-166"> p.addColumn(family, qualifier, data);</span> |
| <span class="source-line-no">167</span><span id="line-167"> }</span> |
| <span class="source-line-no">168</span><span id="line-168"> }</span> |
| <span class="source-line-no">169</span><span id="line-169"> table.put(p);</span> |
| <span class="source-line-no">170</span><span id="line-170"> numWritten.getAndIncrement();</span> |
| <span class="source-line-no">171</span><span id="line-171"> }</span> |
| <span class="source-line-no">172</span><span id="line-172"></span> |
| <span class="source-line-no">173</span><span id="line-173"> @Override</span> |
| <span class="source-line-no">174</span><span id="line-174"> public void workDone() throws IOException {</span> |
| <span class="source-line-no">175</span><span id="line-175"> try {</span> |
| <span class="source-line-no">176</span><span id="line-176"> table.close();</span> |
| <span class="source-line-no">177</span><span id="line-177"> } finally {</span> |
| <span class="source-line-no">178</span><span id="line-178"> connection.close();</span> |
| <span class="source-line-no">179</span><span id="line-179"> }</span> |
| <span class="source-line-no">180</span><span id="line-180"> }</span> |
| <span class="source-line-no">181</span><span id="line-181"> }</span> |
| <span class="source-line-no">182</span><span id="line-182"></span> |
| <span class="source-line-no">183</span><span id="line-183"> /**</span> |
| <span class="source-line-no">184</span><span id="line-184"> * Thread that does single-row reads in a table, looking for partially completed rows.</span> |
| <span class="source-line-no">185</span><span id="line-185"> */</span> |
| <span class="source-line-no">186</span><span id="line-186"> public static class AtomicGetReader extends RepeatingTestThread {</span> |
| <span class="source-line-no">187</span><span id="line-187"> byte[] targetRow;</span> |
| <span class="source-line-no">188</span><span id="line-188"> byte[][] targetFamilies;</span> |
| <span class="source-line-no">189</span><span id="line-189"> Connection connection;</span> |
| <span class="source-line-no">190</span><span id="line-190"> Table table;</span> |
| <span class="source-line-no">191</span><span id="line-191"> int numVerified = 0;</span> |
| <span class="source-line-no">192</span><span id="line-192"> AtomicLong numRead = new AtomicLong();</span> |
| <span class="source-line-no">193</span><span id="line-193"></span> |
| <span class="source-line-no">194</span><span id="line-194"> public AtomicGetReader(TestContext ctx, byte[] targetRow, byte[][] targetFamilies,</span> |
| <span class="source-line-no">195</span><span id="line-195"> ExecutorService pool) throws IOException {</span> |
| <span class="source-line-no">196</span><span id="line-196"> super(ctx);</span> |
| <span class="source-line-no">197</span><span id="line-197"> this.targetRow = targetRow;</span> |
| <span class="source-line-no">198</span><span id="line-198"> this.targetFamilies = targetFamilies;</span> |
| <span class="source-line-no">199</span><span id="line-199"> connection = ConnectionFactory.createConnection(ctx.getConf(), pool);</span> |
| <span class="source-line-no">200</span><span id="line-200"> table = connection.getTable(TABLE_NAME);</span> |
| <span class="source-line-no">201</span><span id="line-201"> }</span> |
| <span class="source-line-no">202</span><span id="line-202"></span> |
| <span class="source-line-no">203</span><span id="line-203"> @Override</span> |
| <span class="source-line-no">204</span><span id="line-204"> public void doAnAction() throws Exception {</span> |
| <span class="source-line-no">205</span><span id="line-205"> Get g = new Get(targetRow);</span> |
| <span class="source-line-no">206</span><span id="line-206"> Result res = table.get(g);</span> |
| <span class="source-line-no">207</span><span id="line-207"> byte[] gotValue = null;</span> |
| <span class="source-line-no">208</span><span id="line-208"> if (res.getRow() == null) {</span> |
| <span class="source-line-no">209</span><span id="line-209"> // Trying to verify but we didn't find the row - the writing</span> |
| <span class="source-line-no">210</span><span id="line-210"> // thread probably just hasn't started writing yet, so we can</span> |
| <span class="source-line-no">211</span><span id="line-211"> // ignore this action</span> |
| <span class="source-line-no">212</span><span id="line-212"> return;</span> |
| <span class="source-line-no">213</span><span id="line-213"> }</span> |
| <span class="source-line-no">214</span><span id="line-214"></span> |
| <span class="source-line-no">215</span><span id="line-215"> for (byte[] family : targetFamilies) {</span> |
| <span class="source-line-no">216</span><span id="line-216"> for (int i = 0; i < NUM_COLS_TO_CHECK; i++) {</span> |
| <span class="source-line-no">217</span><span id="line-217"> byte qualifier[] = Bytes.toBytes("col" + i);</span> |
| <span class="source-line-no">218</span><span id="line-218"> byte thisValue[] = res.getValue(family, qualifier);</span> |
| <span class="source-line-no">219</span><span id="line-219"> if (gotValue != null && !Bytes.equals(gotValue, thisValue)) {</span> |
| <span class="source-line-no">220</span><span id="line-220"> gotFailure(gotValue, res);</span> |
| <span class="source-line-no">221</span><span id="line-221"> }</span> |
| <span class="source-line-no">222</span><span id="line-222"> numVerified++;</span> |
| <span class="source-line-no">223</span><span id="line-223"> gotValue = thisValue;</span> |
| <span class="source-line-no">224</span><span id="line-224"> }</span> |
| <span class="source-line-no">225</span><span id="line-225"> }</span> |
| <span class="source-line-no">226</span><span id="line-226"> numRead.getAndIncrement();</span> |
| <span class="source-line-no">227</span><span id="line-227"> }</span> |
| <span class="source-line-no">228</span><span id="line-228"></span> |
| <span class="source-line-no">229</span><span id="line-229"> @Override</span> |
| <span class="source-line-no">230</span><span id="line-230"> public void workDone() throws IOException {</span> |
| <span class="source-line-no">231</span><span id="line-231"> try {</span> |
| <span class="source-line-no">232</span><span id="line-232"> table.close();</span> |
| <span class="source-line-no">233</span><span id="line-233"> } finally {</span> |
| <span class="source-line-no">234</span><span id="line-234"> connection.close();</span> |
| <span class="source-line-no">235</span><span id="line-235"> }</span> |
| <span class="source-line-no">236</span><span id="line-236"> }</span> |
| <span class="source-line-no">237</span><span id="line-237"></span> |
| <span class="source-line-no">238</span><span id="line-238"> private void gotFailure(byte[] expected, Result res) {</span> |
| <span class="source-line-no">239</span><span id="line-239"> StringBuilder msg = new StringBuilder();</span> |
| <span class="source-line-no">240</span><span id="line-240"> msg.append("Failed after ").append(numVerified).append("!");</span> |
| <span class="source-line-no">241</span><span id="line-241"> msg.append("Expected=").append(Bytes.toStringBinary(expected));</span> |
| <span class="source-line-no">242</span><span id="line-242"> msg.append("Got:\n");</span> |
| <span class="source-line-no">243</span><span id="line-243"> for (Cell kv : res.listCells()) {</span> |
| <span class="source-line-no">244</span><span id="line-244"> msg.append(kv.toString());</span> |
| <span class="source-line-no">245</span><span id="line-245"> msg.append(" val= ");</span> |
| <span class="source-line-no">246</span><span id="line-246"> msg.append(Bytes.toStringBinary(CellUtil.cloneValue(kv)));</span> |
| <span class="source-line-no">247</span><span id="line-247"> msg.append("\n");</span> |
| <span class="source-line-no">248</span><span id="line-248"> }</span> |
| <span class="source-line-no">249</span><span id="line-249"> throw new RuntimeException(msg.toString());</span> |
| <span class="source-line-no">250</span><span id="line-250"> }</span> |
| <span class="source-line-no">251</span><span id="line-251"> }</span> |
| <span class="source-line-no">252</span><span id="line-252"></span> |
| <span class="source-line-no">253</span><span id="line-253"> /**</span> |
| <span class="source-line-no">254</span><span id="line-254"> * Thread that does full scans of the table looking for any partially completed rows.</span> |
| <span class="source-line-no">255</span><span id="line-255"> */</span> |
| <span class="source-line-no">256</span><span id="line-256"> public static class AtomicScanReader extends RepeatingTestThread {</span> |
| <span class="source-line-no">257</span><span id="line-257"> byte[][] targetFamilies;</span> |
| <span class="source-line-no">258</span><span id="line-258"> Table table;</span> |
| <span class="source-line-no">259</span><span id="line-259"> Connection connection;</span> |
| <span class="source-line-no">260</span><span id="line-260"> AtomicLong numScans = new AtomicLong();</span> |
| <span class="source-line-no">261</span><span id="line-261"> AtomicLong numRowsScanned = new AtomicLong();</span> |
| <span class="source-line-no">262</span><span id="line-262"></span> |
| <span class="source-line-no">263</span><span id="line-263"> public AtomicScanReader(TestContext ctx, byte[][] targetFamilies, ExecutorService pool)</span> |
| <span class="source-line-no">264</span><span id="line-264"> throws IOException {</span> |
| <span class="source-line-no">265</span><span id="line-265"> super(ctx);</span> |
| <span class="source-line-no">266</span><span id="line-266"> this.targetFamilies = targetFamilies;</span> |
| <span class="source-line-no">267</span><span id="line-267"> connection = ConnectionFactory.createConnection(ctx.getConf(), pool);</span> |
| <span class="source-line-no">268</span><span id="line-268"> table = connection.getTable(TABLE_NAME);</span> |
| <span class="source-line-no">269</span><span id="line-269"> }</span> |
| <span class="source-line-no">270</span><span id="line-270"></span> |
| <span class="source-line-no">271</span><span id="line-271"> @Override</span> |
| <span class="source-line-no">272</span><span id="line-272"> public void doAnAction() throws Exception {</span> |
| <span class="source-line-no">273</span><span id="line-273"> Scan s = new Scan();</span> |
| <span class="source-line-no">274</span><span id="line-274"> for (byte[] family : targetFamilies) {</span> |
| <span class="source-line-no">275</span><span id="line-275"> s.addFamily(family);</span> |
| <span class="source-line-no">276</span><span id="line-276"> }</span> |
| <span class="source-line-no">277</span><span id="line-277"> ResultScanner scanner = table.getScanner(s);</span> |
| <span class="source-line-no">278</span><span id="line-278"></span> |
| <span class="source-line-no">279</span><span id="line-279"> for (Result res : scanner) {</span> |
| <span class="source-line-no">280</span><span id="line-280"> byte[] gotValue = null;</span> |
| <span class="source-line-no">281</span><span id="line-281"></span> |
| <span class="source-line-no">282</span><span id="line-282"> for (byte[] family : targetFamilies) {</span> |
| <span class="source-line-no">283</span><span id="line-283"> for (int i = 0; i < NUM_COLS_TO_CHECK; i++) {</span> |
| <span class="source-line-no">284</span><span id="line-284"> byte qualifier[] = Bytes.toBytes("col" + i);</span> |
| <span class="source-line-no">285</span><span id="line-285"> byte thisValue[] = res.getValue(family, qualifier);</span> |
| <span class="source-line-no">286</span><span id="line-286"> if (gotValue != null && !Bytes.equals(gotValue, thisValue)) {</span> |
| <span class="source-line-no">287</span><span id="line-287"> gotFailure(gotValue, res);</span> |
| <span class="source-line-no">288</span><span id="line-288"> }</span> |
| <span class="source-line-no">289</span><span id="line-289"> gotValue = thisValue;</span> |
| <span class="source-line-no">290</span><span id="line-290"> }</span> |
| <span class="source-line-no">291</span><span id="line-291"> }</span> |
| <span class="source-line-no">292</span><span id="line-292"> numRowsScanned.getAndIncrement();</span> |
| <span class="source-line-no">293</span><span id="line-293"> }</span> |
| <span class="source-line-no">294</span><span id="line-294"> numScans.getAndIncrement();</span> |
| <span class="source-line-no">295</span><span id="line-295"> }</span> |
| <span class="source-line-no">296</span><span id="line-296"></span> |
| <span class="source-line-no">297</span><span id="line-297"> @Override</span> |
| <span class="source-line-no">298</span><span id="line-298"> public void workDone() throws IOException {</span> |
| <span class="source-line-no">299</span><span id="line-299"> try {</span> |
| <span class="source-line-no">300</span><span id="line-300"> table.close();</span> |
| <span class="source-line-no">301</span><span id="line-301"> } finally {</span> |
| <span class="source-line-no">302</span><span id="line-302"> connection.close();</span> |
| <span class="source-line-no">303</span><span id="line-303"> }</span> |
| <span class="source-line-no">304</span><span id="line-304"> }</span> |
| <span class="source-line-no">305</span><span id="line-305"></span> |
| <span class="source-line-no">306</span><span id="line-306"> private void gotFailure(byte[] expected, Result res) {</span> |
| <span class="source-line-no">307</span><span id="line-307"> StringBuilder msg = new StringBuilder();</span> |
| <span class="source-line-no">308</span><span id="line-308"> msg.append("Failed after ").append(numRowsScanned).append("!");</span> |
| <span class="source-line-no">309</span><span id="line-309"> msg.append("Expected=").append(Bytes.toStringBinary(expected));</span> |
| <span class="source-line-no">310</span><span id="line-310"> msg.append("Got:\n");</span> |
| <span class="source-line-no">311</span><span id="line-311"> for (Cell kv : res.listCells()) {</span> |
| <span class="source-line-no">312</span><span id="line-312"> msg.append(kv.toString());</span> |
| <span class="source-line-no">313</span><span id="line-313"> msg.append(" val= ");</span> |
| <span class="source-line-no">314</span><span id="line-314"> msg.append(Bytes.toStringBinary(CellUtil.cloneValue(kv)));</span> |
| <span class="source-line-no">315</span><span id="line-315"> msg.append("\n");</span> |
| <span class="source-line-no">316</span><span id="line-316"> }</span> |
| <span class="source-line-no">317</span><span id="line-317"> throw new RuntimeException(msg.toString());</span> |
| <span class="source-line-no">318</span><span id="line-318"> }</span> |
| <span class="source-line-no">319</span><span id="line-319"> }</span> |
| <span class="source-line-no">320</span><span id="line-320"></span> |
| <span class="source-line-no">321</span><span id="line-321"> private void createTableIfMissing(Admin admin, boolean useMob) throws IOException {</span> |
| <span class="source-line-no">322</span><span id="line-322"> if (!admin.tableExists(TABLE_NAME)) {</span> |
| <span class="source-line-no">323</span><span id="line-323"> TableDescriptorBuilder builder = TableDescriptorBuilder.newBuilder(TABLE_NAME);</span> |
| <span class="source-line-no">324</span><span id="line-324"> Stream.of(FAMILIES).map(ColumnFamilyDescriptorBuilder::of)</span> |
| <span class="source-line-no">325</span><span id="line-325"> .forEachOrdered(builder::setColumnFamily);</span> |
| <span class="source-line-no">326</span><span id="line-326"> admin.createTable(builder.build());</span> |
| <span class="source-line-no">327</span><span id="line-327"> }</span> |
| <span class="source-line-no">328</span><span id="line-328"> ColumnFamilyDescriptor cfd = admin.getDescriptor(TABLE_NAME).getColumnFamilies()[0];</span> |
| <span class="source-line-no">329</span><span id="line-329"> if (cfd.isMobEnabled() != useMob) {</span> |
| <span class="source-line-no">330</span><span id="line-330"> admin.modifyColumnFamily(TABLE_NAME, ColumnFamilyDescriptorBuilder.newBuilder(cfd)</span> |
| <span class="source-line-no">331</span><span id="line-331"> .setMobEnabled(useMob).setMobThreshold(4).build());</span> |
| <span class="source-line-no">332</span><span id="line-332"> }</span> |
| <span class="source-line-no">333</span><span id="line-333"> }</span> |
| <span class="source-line-no">334</span><span id="line-334"></span> |
| <span class="source-line-no">335</span><span id="line-335"> private void runTestAtomicity(Admin admin) throws Exception {</span> |
| <span class="source-line-no">336</span><span id="line-336"> createTableIfMissing(admin, useMob);</span> |
| <span class="source-line-no">337</span><span id="line-337"> TestContext ctx = new TestContext(conf);</span> |
| <span class="source-line-no">338</span><span id="line-338"></span> |
| <span class="source-line-no">339</span><span id="line-339"> byte rows[][] = new byte[numUniqueRows][];</span> |
| <span class="source-line-no">340</span><span id="line-340"> for (int i = 0; i < numUniqueRows; i++) {</span> |
| <span class="source-line-no">341</span><span id="line-341"> rows[i] = Bytes.toBytes("test_row_" + i);</span> |
| <span class="source-line-no">342</span><span id="line-342"> }</span> |
| <span class="source-line-no">343</span><span id="line-343"></span> |
| <span class="source-line-no">344</span><span id="line-344"> List<AtomicityWriter> writers = Lists.newArrayList();</span> |
| <span class="source-line-no">345</span><span id="line-345"> for (int i = 0; i < numWriters; i++) {</span> |
| <span class="source-line-no">346</span><span id="line-346"> AtomicityWriter writer = new AtomicityWriter(ctx, rows, FAMILIES, sharedPool);</span> |
| <span class="source-line-no">347</span><span id="line-347"> writers.add(writer);</span> |
| <span class="source-line-no">348</span><span id="line-348"> ctx.addThread(writer);</span> |
| <span class="source-line-no">349</span><span id="line-349"> }</span> |
| <span class="source-line-no">350</span><span id="line-350"> // Add a flusher</span> |
| <span class="source-line-no">351</span><span id="line-351"> ctx.addThread(new RepeatingTestThread(ctx) {</span> |
| <span class="source-line-no">352</span><span id="line-352"> @Override</span> |
| <span class="source-line-no">353</span><span id="line-353"> public void doAnAction() throws Exception {</span> |
| <span class="source-line-no">354</span><span id="line-354"> try {</span> |
| <span class="source-line-no">355</span><span id="line-355"> admin.flush(TABLE_NAME);</span> |
| <span class="source-line-no">356</span><span id="line-356"> } catch (IOException ioe) {</span> |
| <span class="source-line-no">357</span><span id="line-357"> LOG.warn("Ignoring exception while flushing: " + StringUtils.stringifyException(ioe));</span> |
| <span class="source-line-no">358</span><span id="line-358"> }</span> |
| <span class="source-line-no">359</span><span id="line-359"> // Flushing has been a source of ACID violations previously (see HBASE-2856), so ideally,</span> |
| <span class="source-line-no">360</span><span id="line-360"> // we would flush as often as possible. On a running cluster, this isn't practical:</span> |
| <span class="source-line-no">361</span><span id="line-361"> // (1) we will cause a lot of load due to all the flushing and compacting</span> |
| <span class="source-line-no">362</span><span id="line-362"> // (2) we cannot change the flushing/compacting related Configuration options to try to</span> |
| <span class="source-line-no">363</span><span id="line-363"> // alleviate this</span> |
| <span class="source-line-no">364</span><span id="line-364"> // (3) it is an unrealistic workload, since no one would actually flush that often.</span> |
| <span class="source-line-no">365</span><span id="line-365"> // Therefore, let's flush every minute to have more flushes than usual, but not overload</span> |
| <span class="source-line-no">366</span><span id="line-366"> // the running cluster.</span> |
| <span class="source-line-no">367</span><span id="line-367"> if (!crazyFlush) {</span> |
| <span class="source-line-no">368</span><span id="line-368"> Thread.sleep(60000);</span> |
| <span class="source-line-no">369</span><span id="line-369"> }</span> |
| <span class="source-line-no">370</span><span id="line-370"> }</span> |
| <span class="source-line-no">371</span><span id="line-371"> });</span> |
| <span class="source-line-no">372</span><span id="line-372"></span> |
| <span class="source-line-no">373</span><span id="line-373"> List<AtomicGetReader> getters = Lists.newArrayList();</span> |
| <span class="source-line-no">374</span><span id="line-374"> for (int i = 0; i < numGetters; i++) {</span> |
| <span class="source-line-no">375</span><span id="line-375"> AtomicGetReader getter =</span> |
| <span class="source-line-no">376</span><span id="line-376"> new AtomicGetReader(ctx, rows[i % numUniqueRows], FAMILIES, sharedPool);</span> |
| <span class="source-line-no">377</span><span id="line-377"> getters.add(getter);</span> |
| <span class="source-line-no">378</span><span id="line-378"> ctx.addThread(getter);</span> |
| <span class="source-line-no">379</span><span id="line-379"> }</span> |
| <span class="source-line-no">380</span><span id="line-380"></span> |
| <span class="source-line-no">381</span><span id="line-381"> List<AtomicScanReader> scanners = Lists.newArrayList();</span> |
| <span class="source-line-no">382</span><span id="line-382"> for (int i = 0; i < numScanners; i++) {</span> |
| <span class="source-line-no">383</span><span id="line-383"> AtomicScanReader scanner = new AtomicScanReader(ctx, FAMILIES, sharedPool);</span> |
| <span class="source-line-no">384</span><span id="line-384"> scanners.add(scanner);</span> |
| <span class="source-line-no">385</span><span id="line-385"> ctx.addThread(scanner);</span> |
| <span class="source-line-no">386</span><span id="line-386"> }</span> |
| <span class="source-line-no">387</span><span id="line-387"></span> |
| <span class="source-line-no">388</span><span id="line-388"> ctx.startThreads();</span> |
| <span class="source-line-no">389</span><span id="line-389"> ctx.waitFor(millisToRun);</span> |
| <span class="source-line-no">390</span><span id="line-390"> ctx.stop();</span> |
| <span class="source-line-no">391</span><span id="line-391"></span> |
| <span class="source-line-no">392</span><span id="line-392"> LOG.info("Finished test. Writers:");</span> |
| <span class="source-line-no">393</span><span id="line-393"> for (AtomicityWriter writer : writers) {</span> |
| <span class="source-line-no">394</span><span id="line-394"> LOG.info(" wrote " + writer.numWritten.get());</span> |
| <span class="source-line-no">395</span><span id="line-395"> }</span> |
| <span class="source-line-no">396</span><span id="line-396"> LOG.info("Readers:");</span> |
| <span class="source-line-no">397</span><span id="line-397"> for (AtomicGetReader reader : getters) {</span> |
| <span class="source-line-no">398</span><span id="line-398"> LOG.info(" read " + reader.numRead.get());</span> |
| <span class="source-line-no">399</span><span id="line-399"> }</span> |
| <span class="source-line-no">400</span><span id="line-400"> LOG.info("Scanners:");</span> |
| <span class="source-line-no">401</span><span id="line-401"> for (AtomicScanReader scanner : scanners) {</span> |
| <span class="source-line-no">402</span><span id="line-402"> LOG.info(" scanned " + scanner.numScans.get());</span> |
| <span class="source-line-no">403</span><span id="line-403"> LOG.info(" verified " + scanner.numRowsScanned.get() + " rows");</span> |
| <span class="source-line-no">404</span><span id="line-404"> }</span> |
| <span class="source-line-no">405</span><span id="line-405"> }</span> |
| <span class="source-line-no">406</span><span id="line-406"></span> |
| <span class="source-line-no">407</span><span id="line-407"> public static void main(String[] args) {</span> |
| <span class="source-line-no">408</span><span id="line-408"> Configuration c = HBaseConfiguration.create();</span> |
| <span class="source-line-no">409</span><span id="line-409"> int status;</span> |
| <span class="source-line-no">410</span><span id="line-410"> try {</span> |
| <span class="source-line-no">411</span><span id="line-411"> AcidGuaranteesTestTool test = new AcidGuaranteesTestTool();</span> |
| <span class="source-line-no">412</span><span id="line-412"> status = ToolRunner.run(c, test, args);</span> |
| <span class="source-line-no">413</span><span id="line-413"> } catch (Exception e) {</span> |
| <span class="source-line-no">414</span><span id="line-414"> LOG.error("Exiting due to error", e);</span> |
| <span class="source-line-no">415</span><span id="line-415"> status = -1;</span> |
| <span class="source-line-no">416</span><span id="line-416"> }</span> |
| <span class="source-line-no">417</span><span id="line-417"> System.exit(status);</span> |
| <span class="source-line-no">418</span><span id="line-418"> }</span> |
| <span class="source-line-no">419</span><span id="line-419">}</span> |
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| </main> |
| </body> |
| </html> |
