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| <pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import java.io.IOException;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.util.List;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.util.Random;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.util.concurrent.BlockingQueue;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.concurrent.ExecutorService;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.concurrent.LinkedBlockingQueue;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.concurrent.ThreadPoolExecutor;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.concurrent.TimeUnit;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.concurrent.atomic.AtomicLong;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.stream.Stream;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.conf.Configuration;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.MultithreadedTestUtil.RepeatingTestThread;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.MultithreadedTestUtil.TestContext;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.ConnectionFactory;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.Get;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.Put;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.Result;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.ResultScanner;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.Table;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.util.AbstractHBaseTool;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.util.StringUtils;<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.apache.hbase.thirdparty.com.google.common.util.concurrent.ThreadFactoryBuilder;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.slf4j.Logger;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.slf4j.LoggerFactory;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.hbase.thirdparty.org.apache.commons.cli.CommandLine;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span><a name="line.56"></a> |
| <span class="sourceLineNo">057</span>/**<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> * A test tool that uses multiple threads to read and write multifamily rows into a table, verifying<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> * that reads never see partially-complete writes<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> */<a name="line.60"></a> |
| <span class="sourceLineNo">061</span>@InterfaceAudience.Private<a name="line.61"></a> |
| <span class="sourceLineNo">062</span>public class AcidGuaranteesTestTool extends AbstractHBaseTool {<a name="line.62"></a> |
| <span class="sourceLineNo">063</span><a name="line.63"></a> |
| <span class="sourceLineNo">064</span> private static final Logger LOG = LoggerFactory.getLogger(AcidGuaranteesTestTool.class);<a name="line.64"></a> |
| <span class="sourceLineNo">065</span><a name="line.65"></a> |
| <span class="sourceLineNo">066</span> public static final TableName TABLE_NAME = TableName.valueOf("TestAcidGuarantees");<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> public static final byte[] FAMILY_A = Bytes.toBytes("A");<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> public static final byte[] FAMILY_B = Bytes.toBytes("B");<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> public static final byte[] FAMILY_C = Bytes.toBytes("C");<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> public static final byte[] QUALIFIER_NAME = Bytes.toBytes("data");<a name="line.70"></a> |
| <span class="sourceLineNo">071</span><a name="line.71"></a> |
| <span class="sourceLineNo">072</span> public static final byte[][] FAMILIES = new byte[][] { FAMILY_A, FAMILY_B, FAMILY_C };<a name="line.72"></a> |
| <span class="sourceLineNo">073</span><a name="line.73"></a> |
| <span class="sourceLineNo">074</span> public static int NUM_COLS_TO_CHECK = 50;<a name="line.74"></a> |
| <span class="sourceLineNo">075</span><a name="line.75"></a> |
| <span class="sourceLineNo">076</span> private ExecutorService sharedPool;<a name="line.76"></a> |
| <span class="sourceLineNo">077</span><a name="line.77"></a> |
| <span class="sourceLineNo">078</span> private long millisToRun;<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> private int numWriters;<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> private int numGetters;<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> private int numScanners;<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> private int numUniqueRows;<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> private boolean crazyFlush;<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> private boolean useMob;<a name="line.84"></a> |
| <span class="sourceLineNo">085</span><a name="line.85"></a> |
| <span class="sourceLineNo">086</span> private ExecutorService createThreadPool() {<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> int maxThreads = 256;<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> int coreThreads = 128;<a name="line.88"></a> |
| <span class="sourceLineNo">089</span><a name="line.89"></a> |
| <span class="sourceLineNo">090</span> long keepAliveTime = 60;<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> BlockingQueue<Runnable> workQueue = new LinkedBlockingQueue<Runnable>(<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> maxThreads * HConstants.DEFAULT_HBASE_CLIENT_MAX_TOTAL_TASKS);<a name="line.92"></a> |
| <span class="sourceLineNo">093</span><a name="line.93"></a> |
| <span class="sourceLineNo">094</span> ThreadPoolExecutor tpe =<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> new ThreadPoolExecutor(coreThreads, maxThreads, keepAliveTime, TimeUnit.SECONDS, workQueue,<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> new ThreadFactoryBuilder().setNameFormat(toString() + "-shared-pool-%d").setDaemon(true)<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> .setUncaughtExceptionHandler(Threads.LOGGING_EXCEPTION_HANDLER).build());<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> tpe.allowCoreThreadTimeOut(true);<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> return tpe;<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> }<a name="line.100"></a> |
| <span class="sourceLineNo">101</span><a name="line.101"></a> |
| <span class="sourceLineNo">102</span> @Override<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> protected void addOptions() {<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> addOptWithArg("millis", "time limit in milliseconds");<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> addOptWithArg("numWriters", "number of write threads");<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> addOptWithArg("numGetters", "number of get threads");<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> addOptWithArg("numScanners", "number of scan threads");<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> addOptWithArg("numUniqueRows", "number of unique rows to test");<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> addOptNoArg("crazyFlush",<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> "if specified we will flush continuously otherwise will flush every minute");<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> addOptNoArg("useMob", "if specified we will enable mob on the first column family");<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> }<a name="line.112"></a> |
| <span class="sourceLineNo">113</span><a name="line.113"></a> |
| <span class="sourceLineNo">114</span> @Override<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> protected void processOptions(CommandLine cmd) {<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> millisToRun = getOptionAsLong(cmd, "millis", 5000);<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> numWriters = getOptionAsInt(cmd, "numWriters", 50);<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> numGetters = getOptionAsInt(cmd, "numGetters", 2);<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> numScanners = getOptionAsInt(cmd, "numScanners", 2);<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> numUniqueRows = getOptionAsInt(cmd, "numUniqueRows", 3);<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> crazyFlush = cmd.hasOption("crazyFlush");<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> useMob = cmd.hasOption("useMob");<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> }<a name="line.123"></a> |
| <span class="sourceLineNo">124</span><a name="line.124"></a> |
| <span class="sourceLineNo">125</span> @Override<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> protected int doWork() throws Exception {<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> sharedPool = createThreadPool();<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> try (Connection conn = ConnectionFactory.createConnection(getConf())) {<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> runTestAtomicity(conn.getAdmin());<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> } finally {<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> sharedPool.shutdown();<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> }<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> return 0;<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> }<a name="line.134"></a> |
| <span class="sourceLineNo">135</span><a name="line.135"></a> |
| <span class="sourceLineNo">136</span> /**<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> * Thread that does random full-row writes into a table.<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> */<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> public static class AtomicityWriter extends RepeatingTestThread {<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> Random rand = new Random();<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> byte data[] = new byte[10];<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> byte[][] targetRows;<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> byte[][] targetFamilies;<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> Connection connection;<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> Table table;<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> AtomicLong numWritten = new AtomicLong();<a name="line.146"></a> |
| <span class="sourceLineNo">147</span><a name="line.147"></a> |
| <span class="sourceLineNo">148</span> public AtomicityWriter(TestContext ctx, byte[][] targetRows, byte[][] targetFamilies,<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> ExecutorService pool) throws IOException {<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> super(ctx);<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> this.targetRows = targetRows;<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> this.targetFamilies = targetFamilies;<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> connection = ConnectionFactory.createConnection(ctx.getConf(), pool);<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> table = connection.getTable(TABLE_NAME);<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 void doAnAction() throws Exception {<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> // Pick a random row to write into<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> byte[] targetRow = targetRows[rand.nextInt(targetRows.length)];<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> Put p = new Put(targetRow);<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> rand.nextBytes(data);<a name="line.162"></a> |
| <span class="sourceLineNo">163</span><a name="line.163"></a> |
| <span class="sourceLineNo">164</span> for (byte[] family : targetFamilies) {<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> for (int i = 0; i < NUM_COLS_TO_CHECK; i++) {<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> byte qualifier[] = Bytes.toBytes("col" + i);<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> p.addColumn(family, qualifier, data);<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> }<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> }<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> table.put(p);<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> numWritten.getAndIncrement();<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> @Override<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> public void workDone() throws IOException {<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> try {<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> table.close();<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> } finally {<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> connection.close();<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> }<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> }<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> }<a name="line.182"></a> |
| <span class="sourceLineNo">183</span><a name="line.183"></a> |
| <span class="sourceLineNo">184</span> /**<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> * Thread that does single-row reads in a table, looking for partially completed rows.<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> */<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> public static class AtomicGetReader extends RepeatingTestThread {<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> byte[] targetRow;<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> byte[][] targetFamilies;<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> Connection connection;<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> Table table;<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> int numVerified = 0;<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> AtomicLong numRead = new AtomicLong();<a name="line.193"></a> |
| <span class="sourceLineNo">194</span><a name="line.194"></a> |
| <span class="sourceLineNo">195</span> public AtomicGetReader(TestContext ctx, byte[] targetRow, byte[][] targetFamilies,<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> ExecutorService pool) throws IOException {<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> super(ctx);<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> this.targetRow = targetRow;<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> this.targetFamilies = targetFamilies;<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> connection = ConnectionFactory.createConnection(ctx.getConf(), pool);<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> table = connection.getTable(TABLE_NAME);<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> }<a name="line.202"></a> |
| <span class="sourceLineNo">203</span><a name="line.203"></a> |
| <span class="sourceLineNo">204</span> @Override<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> public void doAnAction() throws Exception {<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> Get g = new Get(targetRow);<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> Result res = table.get(g);<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> byte[] gotValue = null;<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> if (res.getRow() == null) {<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> // Trying to verify but we didn't find the row - the writing<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> // thread probably just hasn't started writing yet, so we can<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> // ignore this action<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> return;<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> for (byte[] family : targetFamilies) {<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> for (int i = 0; i < NUM_COLS_TO_CHECK; i++) {<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> byte qualifier[] = Bytes.toBytes("col" + i);<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> byte thisValue[] = res.getValue(family, qualifier);<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> if (gotValue != null && !Bytes.equals(gotValue, thisValue)) {<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> gotFailure(gotValue, res);<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> }<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> numVerified++;<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> gotValue = thisValue;<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> }<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> }<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> numRead.getAndIncrement();<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> }<a name="line.228"></a> |
| <span class="sourceLineNo">229</span><a name="line.229"></a> |
| <span class="sourceLineNo">230</span> @Override<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> public void workDone() throws IOException {<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> try {<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> table.close();<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> } finally {<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> connection.close();<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> }<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> private void gotFailure(byte[] expected, Result res) {<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> StringBuilder msg = new StringBuilder();<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> msg.append("Failed after ").append(numVerified).append("!");<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> msg.append("Expected=").append(Bytes.toStringBinary(expected));<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> msg.append("Got:\n");<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> for (Cell kv : res.listCells()) {<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> msg.append(kv.toString());<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> msg.append(" val= ");<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> msg.append(Bytes.toStringBinary(CellUtil.cloneValue(kv)));<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> msg.append("\n");<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> }<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> throw new RuntimeException(msg.toString());<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> }<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> }<a name="line.252"></a> |
| <span class="sourceLineNo">253</span><a name="line.253"></a> |
| <span class="sourceLineNo">254</span> /**<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> * Thread that does full scans of the table looking for any partially completed rows.<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> */<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> public static class AtomicScanReader extends RepeatingTestThread {<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> byte[][] targetFamilies;<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> Table table;<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> Connection connection;<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> AtomicLong numScans = new AtomicLong();<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> AtomicLong numRowsScanned = new AtomicLong();<a name="line.262"></a> |
| <span class="sourceLineNo">263</span><a name="line.263"></a> |
| <span class="sourceLineNo">264</span> public AtomicScanReader(TestContext ctx, byte[][] targetFamilies, ExecutorService pool)<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> throws IOException {<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> super(ctx);<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> this.targetFamilies = targetFamilies;<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> connection = ConnectionFactory.createConnection(ctx.getConf(), pool);<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> table = connection.getTable(TABLE_NAME);<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> }<a name="line.270"></a> |
| <span class="sourceLineNo">271</span><a name="line.271"></a> |
| <span class="sourceLineNo">272</span> @Override<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> public void doAnAction() throws Exception {<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> Scan s = new Scan();<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> for (byte[] family : targetFamilies) {<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> s.addFamily(family);<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> }<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> ResultScanner scanner = table.getScanner(s);<a name="line.278"></a> |
| <span class="sourceLineNo">279</span><a name="line.279"></a> |
| <span class="sourceLineNo">280</span> for (Result res : scanner) {<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> byte[] gotValue = null;<a name="line.281"></a> |
| <span class="sourceLineNo">282</span><a name="line.282"></a> |
| <span class="sourceLineNo">283</span> for (byte[] family : targetFamilies) {<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> for (int i = 0; i < NUM_COLS_TO_CHECK; i++) {<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> byte qualifier[] = Bytes.toBytes("col" + i);<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> byte thisValue[] = res.getValue(family, qualifier);<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> if (gotValue != null && !Bytes.equals(gotValue, thisValue)) {<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> gotFailure(gotValue, res);<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> }<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> gotValue = thisValue;<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> }<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> }<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> numRowsScanned.getAndIncrement();<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> }<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> numScans.getAndIncrement();<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> }<a name="line.296"></a> |
| <span class="sourceLineNo">297</span><a name="line.297"></a> |
| <span class="sourceLineNo">298</span> @Override<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> public void workDone() throws IOException {<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> try {<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> table.close();<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> } finally {<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> connection.close();<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> }<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> }<a name="line.305"></a> |
| <span class="sourceLineNo">306</span><a name="line.306"></a> |
| <span class="sourceLineNo">307</span> private void gotFailure(byte[] expected, Result res) {<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> StringBuilder msg = new StringBuilder();<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> msg.append("Failed after ").append(numRowsScanned).append("!");<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> msg.append("Expected=").append(Bytes.toStringBinary(expected));<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> msg.append("Got:\n");<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> for (Cell kv : res.listCells()) {<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> msg.append(kv.toString());<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> msg.append(" val= ");<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> msg.append(Bytes.toStringBinary(CellUtil.cloneValue(kv)));<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> msg.append("\n");<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> }<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> throw new RuntimeException(msg.toString());<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> }<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> }<a name="line.320"></a> |
| <span class="sourceLineNo">321</span><a name="line.321"></a> |
| <span class="sourceLineNo">322</span> private void createTableIfMissing(Admin admin, boolean useMob) throws IOException {<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> if (!admin.tableExists(TABLE_NAME)) {<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> TableDescriptorBuilder builder = TableDescriptorBuilder.newBuilder(TABLE_NAME);<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> Stream.of(FAMILIES).map(ColumnFamilyDescriptorBuilder::of)<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> .forEachOrdered(builder::setColumnFamily);<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> admin.createTable(builder.build());<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> }<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> ColumnFamilyDescriptor cfd = admin.getDescriptor(TABLE_NAME).getColumnFamilies()[0];<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> if (cfd.isMobEnabled() != useMob) {<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> admin.modifyColumnFamily(TABLE_NAME, ColumnFamilyDescriptorBuilder.newBuilder(cfd)<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> .setMobEnabled(useMob).setMobThreshold(4).build());<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> }<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> }<a name="line.334"></a> |
| <span class="sourceLineNo">335</span><a name="line.335"></a> |
| <span class="sourceLineNo">336</span> private void runTestAtomicity(Admin admin) throws Exception {<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> createTableIfMissing(admin, useMob);<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> TestContext ctx = new TestContext(conf);<a name="line.338"></a> |
| <span class="sourceLineNo">339</span><a name="line.339"></a> |
| <span class="sourceLineNo">340</span> byte rows[][] = new byte[numUniqueRows][];<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> for (int i = 0; i < numUniqueRows; i++) {<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> rows[i] = Bytes.toBytes("test_row_" + i);<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> }<a name="line.343"></a> |
| <span class="sourceLineNo">344</span><a name="line.344"></a> |
| <span class="sourceLineNo">345</span> List<AtomicityWriter> writers = Lists.newArrayList();<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> for (int i = 0; i < numWriters; i++) {<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> AtomicityWriter writer = new AtomicityWriter(ctx, rows, FAMILIES, sharedPool);<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> writers.add(writer);<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> ctx.addThread(writer);<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> }<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> // Add a flusher<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> ctx.addThread(new RepeatingTestThread(ctx) {<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> @Override<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> public void doAnAction() throws Exception {<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> try {<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> admin.flush(TABLE_NAME);<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> } catch (IOException ioe) {<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> LOG.warn("Ignoring exception while flushing: " + StringUtils.stringifyException(ioe));<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> }<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> // Flushing has been a source of ACID violations previously (see HBASE-2856), so ideally,<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> // we would flush as often as possible. On a running cluster, this isn't practical:<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> // (1) we will cause a lot of load due to all the flushing and compacting<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> // (2) we cannot change the flushing/compacting related Configuration options to try to<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> // alleviate this<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> // (3) it is an unrealistic workload, since no one would actually flush that often.<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> // Therefore, let's flush every minute to have more flushes than usual, but not overload<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> // the running cluster.<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> if (!crazyFlush) {<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> Thread.sleep(60000);<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> }<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> }<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> });<a name="line.372"></a> |
| <span class="sourceLineNo">373</span><a name="line.373"></a> |
| <span class="sourceLineNo">374</span> List<AtomicGetReader> getters = Lists.newArrayList();<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> for (int i = 0; i < numGetters; i++) {<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> AtomicGetReader getter =<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> new AtomicGetReader(ctx, rows[i % numUniqueRows], FAMILIES, sharedPool);<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> getters.add(getter);<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> ctx.addThread(getter);<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> }<a name="line.380"></a> |
| <span class="sourceLineNo">381</span><a name="line.381"></a> |
| <span class="sourceLineNo">382</span> List<AtomicScanReader> scanners = Lists.newArrayList();<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> for (int i = 0; i < numScanners; i++) {<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> AtomicScanReader scanner = new AtomicScanReader(ctx, FAMILIES, sharedPool);<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> scanners.add(scanner);<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> ctx.addThread(scanner);<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> }<a name="line.387"></a> |
| <span class="sourceLineNo">388</span><a name="line.388"></a> |
| <span class="sourceLineNo">389</span> ctx.startThreads();<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> ctx.waitFor(millisToRun);<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> ctx.stop();<a name="line.391"></a> |
| <span class="sourceLineNo">392</span><a name="line.392"></a> |
| <span class="sourceLineNo">393</span> LOG.info("Finished test. Writers:");<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> for (AtomicityWriter writer : writers) {<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> LOG.info(" wrote " + writer.numWritten.get());<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> }<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> LOG.info("Readers:");<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> for (AtomicGetReader reader : getters) {<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> LOG.info(" read " + reader.numRead.get());<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> }<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> LOG.info("Scanners:");<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> for (AtomicScanReader scanner : scanners) {<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> LOG.info(" scanned " + scanner.numScans.get());<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> LOG.info(" verified " + scanner.numRowsScanned.get() + " rows");<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> }<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> }<a name="line.406"></a> |
| <span class="sourceLineNo">407</span><a name="line.407"></a> |
| <span class="sourceLineNo">408</span> public static void main(String[] args) {<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> Configuration c = HBaseConfiguration.create();<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> int status;<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> try {<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> AcidGuaranteesTestTool test = new AcidGuaranteesTestTool();<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> status = ToolRunner.run(c, test, args);<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> } catch (Exception e) {<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> LOG.error("Exiting due to error", e);<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> status = -1;<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> }<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> System.exit(status);<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> }<a name="line.419"></a> |
| <span class="sourceLineNo">420</span>}<a name="line.420"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |