| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
| <html lang="en"> |
| <head> |
| <title>Source code</title> |
| <link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body> |
| <div class="sourceContainer"> |
| <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.regionserver.wal;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span><a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.assertEquals;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertTrue;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span><a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.io.IOException;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import org.apache.hadoop.conf.Configuration;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import org.apache.hadoop.fs.FileSystem;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.HConstants;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.MiniHBaseCluster;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.ServerName;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.StartMiniClusterOption;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.TableName;<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.ColumnFamilyDescriptorBuilder;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.Get;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.Put;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.Result;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.Table;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.regionserver.HRegion;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.regionserver.Store;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.wal.AbstractFSWALProvider;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hdfs.MiniDFSCluster;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.junit.After;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.junit.Assert;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.junit.Before;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.junit.BeforeClass;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.junit.Rule;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.junit.Test;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.junit.rules.TestName;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.slf4j.Logger;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.slf4j.LoggerFactory;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span><a name="line.60"></a> |
| <span class="sourceLineNo">061</span>/**<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> * Test log deletion as logs are rolled.<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> */<a name="line.63"></a> |
| <span class="sourceLineNo">064</span>public abstract class AbstractTestLogRolling {<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> private static final Logger LOG = LoggerFactory.getLogger(AbstractTestLogRolling.class);<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> protected HRegionServer server;<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> protected String tableName;<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> protected byte[] value;<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> protected FileSystem fs;<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> protected MiniDFSCluster dfsCluster;<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> protected Admin admin;<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> protected MiniHBaseCluster cluster;<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> protected static final HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> @Rule public final TestName name = new TestName();<a name="line.74"></a> |
| <span class="sourceLineNo">075</span><a name="line.75"></a> |
| <span class="sourceLineNo">076</span> public AbstractTestLogRolling() {<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> this.server = null;<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> this.tableName = null;<a name="line.78"></a> |
| <span class="sourceLineNo">079</span><a name="line.79"></a> |
| <span class="sourceLineNo">080</span> String className = this.getClass().getName();<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> StringBuilder v = new StringBuilder(className);<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> while (v.length() < 1000) {<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> v.append(className);<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> }<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> this.value = Bytes.toBytes(v.toString());<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> }<a name="line.86"></a> |
| <span class="sourceLineNo">087</span><a name="line.87"></a> |
| <span class="sourceLineNo">088</span> // Need to override this setup so we can edit the config before it gets sent<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> // to the HDFS & HBase cluster startup.<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> @BeforeClass<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> public static void setUpBeforeClass() throws Exception {<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> /**** configuration for testLogRolling ****/<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> // Force a region split after every 768KB<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> Configuration conf = TEST_UTIL.getConfiguration();<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> conf.setLong(HConstants.HREGION_MAX_FILESIZE, 768L * 1024L);<a name="line.95"></a> |
| <span class="sourceLineNo">096</span><a name="line.96"></a> |
| <span class="sourceLineNo">097</span> // We roll the log after every 32 writes<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> conf.setInt("hbase.regionserver.maxlogentries", 32);<a name="line.98"></a> |
| <span class="sourceLineNo">099</span><a name="line.99"></a> |
| <span class="sourceLineNo">100</span> conf.setInt("hbase.regionserver.logroll.errors.tolerated", 2);<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> conf.setInt("hbase.rpc.timeout", 10 * 1000);<a name="line.101"></a> |
| <span class="sourceLineNo">102</span><a name="line.102"></a> |
| <span class="sourceLineNo">103</span> // For less frequently updated regions flush after every 2 flushes<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> conf.setInt("hbase.hregion.memstore.optionalflushcount", 2);<a name="line.104"></a> |
| <span class="sourceLineNo">105</span><a name="line.105"></a> |
| <span class="sourceLineNo">106</span> // We flush the cache after every 8192 bytes<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> conf.setInt(HConstants.HREGION_MEMSTORE_FLUSH_SIZE, 8192);<a name="line.107"></a> |
| <span class="sourceLineNo">108</span><a name="line.108"></a> |
| <span class="sourceLineNo">109</span> // Increase the amount of time between client retries<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> conf.setLong("hbase.client.pause", 10 * 1000);<a name="line.110"></a> |
| <span class="sourceLineNo">111</span><a name="line.111"></a> |
| <span class="sourceLineNo">112</span> // Reduce thread wake frequency so that other threads can get<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> // a chance to run.<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> conf.setInt(HConstants.THREAD_WAKE_FREQUENCY, 2 * 1000);<a name="line.114"></a> |
| <span class="sourceLineNo">115</span><a name="line.115"></a> |
| <span class="sourceLineNo">116</span> // disable low replication check for log roller to get a more stable result<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> // TestWALOpenAfterDNRollingStart will test this option.<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> conf.setLong("hbase.regionserver.hlog.check.lowreplication.interval", 24L * 60 * 60 * 1000);<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> @Before<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> public void setUp() throws Exception {<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> // Use 2 DataNodes and default values for other StartMiniCluster options.<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> TEST_UTIL.startMiniCluster(StartMiniClusterOption.builder().numDataNodes(2).build());<a name="line.124"></a> |
| <span class="sourceLineNo">125</span><a name="line.125"></a> |
| <span class="sourceLineNo">126</span> cluster = TEST_UTIL.getHBaseCluster();<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> dfsCluster = TEST_UTIL.getDFSCluster();<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> fs = TEST_UTIL.getTestFileSystem();<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> admin = TEST_UTIL.getAdmin();<a name="line.129"></a> |
| <span class="sourceLineNo">130</span><a name="line.130"></a> |
| <span class="sourceLineNo">131</span> // disable region rebalancing (interferes with log watching)<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> cluster.getMaster().balanceSwitch(false);<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> }<a name="line.133"></a> |
| <span class="sourceLineNo">134</span><a name="line.134"></a> |
| <span class="sourceLineNo">135</span> @After<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> public void tearDown() throws Exception {<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> TEST_UTIL.shutdownMiniCluster();<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> }<a name="line.138"></a> |
| <span class="sourceLineNo">139</span><a name="line.139"></a> |
| <span class="sourceLineNo">140</span> protected void startAndWriteData() throws IOException, InterruptedException {<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> // When the hbase:meta table can be opened, the region servers are running<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> TEST_UTIL.getConnection().getTable(TableName.META_TABLE_NAME);<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> this.server = cluster.getRegionServerThreads().get(0).getRegionServer();<a name="line.143"></a> |
| <span class="sourceLineNo">144</span><a name="line.144"></a> |
| <span class="sourceLineNo">145</span> Table table = createTestTable(this.tableName);<a name="line.145"></a> |
| <span class="sourceLineNo">146</span><a name="line.146"></a> |
| <span class="sourceLineNo">147</span> server = TEST_UTIL.getRSForFirstRegionInTable(table.getName());<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> for (int i = 1; i <= 256; i++) { // 256 writes should cause 8 log rolls<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> doPut(table, i);<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> if (i % 32 == 0) {<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> // After every 32 writes sleep to let the log roller run<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> try {<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> Thread.sleep(2000);<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> } catch (InterruptedException e) {<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> // continue<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> }<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> }<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> }<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> }<a name="line.159"></a> |
| <span class="sourceLineNo">160</span><a name="line.160"></a> |
| <span class="sourceLineNo">161</span> /**<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> * Tests that log rolling doesn't hang when no data is written.<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> */<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> @Test<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> public void testLogRollOnNothingWritten() throws Exception {<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> final Configuration conf = TEST_UTIL.getConfiguration();<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> final WALFactory wals =<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> new WALFactory(conf, ServerName.valueOf("test.com", 8080, 1).toString());<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> final WAL newLog = wals.getWAL(null);<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> try {<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> // Now roll the log before we write anything.<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> newLog.rollWriter(true);<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> } finally {<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> wals.close();<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> }<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> }<a name="line.176"></a> |
| <span class="sourceLineNo">177</span><a name="line.177"></a> |
| <span class="sourceLineNo">178</span> private void assertLogFileSize(WAL log) {<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> if (AbstractFSWALProvider.getNumRolledLogFiles(log) > 0) {<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> assertTrue(AbstractFSWALProvider.getLogFileSize(log) > 0);<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> } else {<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> assertEquals(0, AbstractFSWALProvider.getLogFileSize(log));<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><a name="line.185"></a> |
| <span class="sourceLineNo">186</span> /**<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> * Tests that logs are deleted<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> */<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> @Test<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> public void testLogRolling() throws Exception {<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> this.tableName = getName();<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> // TODO: Why does this write data take for ever?<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> startAndWriteData();<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> RegionInfo region = server.getRegions(TableName.valueOf(tableName)).get(0).getRegionInfo();<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> final WAL log = server.getWAL(region);<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> LOG.info("after writing there are " + AbstractFSWALProvider.getNumRolledLogFiles(log) + " log files");<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> assertLogFileSize(log);<a name="line.197"></a> |
| <span class="sourceLineNo">198</span><a name="line.198"></a> |
| <span class="sourceLineNo">199</span> // flush all regions<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> for (HRegion r : server.getOnlineRegionsLocalContext()) {<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> r.flush(true);<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> // Now roll the log<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> log.rollWriter();<a name="line.205"></a> |
| <span class="sourceLineNo">206</span><a name="line.206"></a> |
| <span class="sourceLineNo">207</span> int count = AbstractFSWALProvider.getNumRolledLogFiles(log);<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> LOG.info("after flushing all regions and rolling logs there are " + count + " log files");<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> assertTrue(("actual count: " + count), count <= 2);<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> assertLogFileSize(log);<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> }<a name="line.211"></a> |
| <span class="sourceLineNo">212</span><a name="line.212"></a> |
| <span class="sourceLineNo">213</span> protected String getName() {<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> return "TestLogRolling-" + name.getMethodName();<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> }<a name="line.215"></a> |
| <span class="sourceLineNo">216</span><a name="line.216"></a> |
| <span class="sourceLineNo">217</span> void writeData(Table table, int rownum) throws IOException {<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> doPut(table, rownum);<a name="line.218"></a> |
| <span class="sourceLineNo">219</span><a name="line.219"></a> |
| <span class="sourceLineNo">220</span> // sleep to let the log roller run (if it needs to)<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> try {<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> Thread.sleep(2000);<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> } catch (InterruptedException e) {<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> // continue<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><a name="line.227"></a> |
| <span class="sourceLineNo">228</span> void validateData(Table table, int rownum) throws IOException {<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> String row = "row" + String.format("%1$04d", rownum);<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> Get get = new Get(Bytes.toBytes(row));<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> get.addFamily(HConstants.CATALOG_FAMILY);<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> Result result = table.get(get);<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> assertTrue(result.size() == 1);<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> assertTrue(Bytes.equals(value,<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> result.getValue(HConstants.CATALOG_FAMILY, null)));<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> LOG.info("Validated row " + row);<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> /**<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> * Tests that logs are deleted when some region has a compaction<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> * record in WAL and no other records. See HBASE-8597.<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> */<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> @Test<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> public void testCompactionRecordDoesntBlockRolling() throws Exception {<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> Table table = null;<a name="line.245"></a> |
| <span class="sourceLineNo">246</span><a name="line.246"></a> |
| <span class="sourceLineNo">247</span> // When the hbase:meta table can be opened, the region servers are running<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> Table t = TEST_UTIL.getConnection().getTable(TableName.META_TABLE_NAME);<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> try {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> table = createTestTable(getName());<a name="line.250"></a> |
| <span class="sourceLineNo">251</span><a name="line.251"></a> |
| <span class="sourceLineNo">252</span> server = TEST_UTIL.getRSForFirstRegionInTable(table.getName());<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> HRegion region = server.getRegions(table.getName()).get(0);<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> final WAL log = server.getWAL(region.getRegionInfo());<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> Store s = region.getStore(HConstants.CATALOG_FAMILY);<a name="line.255"></a> |
| <span class="sourceLineNo">256</span><a name="line.256"></a> |
| <span class="sourceLineNo">257</span> // Put some stuff into table, to make sure we have some files to compact.<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> for (int i = 1; i <= 2; ++i) {<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> doPut(table, i);<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> admin.flush(table.getName());<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> }<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> doPut(table, 3); // don't flush yet, or compaction might trigger before we roll WAL<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> assertEquals("Should have no WAL after initial writes", 0,<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> AbstractFSWALProvider.getNumRolledLogFiles(log));<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> assertEquals(2, s.getStorefilesCount());<a name="line.265"></a> |
| <span class="sourceLineNo">266</span><a name="line.266"></a> |
| <span class="sourceLineNo">267</span> // Roll the log and compact table, to have compaction record in the 2nd WAL.<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> log.rollWriter();<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> assertEquals("Should have WAL; one table is not flushed", 1,<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> AbstractFSWALProvider.getNumRolledLogFiles(log));<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> admin.flush(table.getName());<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> region.compact(false);<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> // Wait for compaction in case if flush triggered it before us.<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> Assert.assertNotNull(s);<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> for (int waitTime = 3000; s.getStorefilesCount() > 1 && waitTime > 0; waitTime -= 200) {<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> Threads.sleepWithoutInterrupt(200);<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> }<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> assertEquals("Compaction didn't happen", 1, s.getStorefilesCount());<a name="line.278"></a> |
| <span class="sourceLineNo">279</span><a name="line.279"></a> |
| <span class="sourceLineNo">280</span> // Write some value to the table so the WAL cannot be deleted until table is flushed.<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> doPut(table, 0); // Now 2nd WAL will have both compaction and put record for table.<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> log.rollWriter(); // 1st WAL deleted, 2nd not deleted yet.<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> assertEquals("Should have WAL; one table is not flushed", 1,<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> AbstractFSWALProvider.getNumRolledLogFiles(log));<a name="line.284"></a> |
| <span class="sourceLineNo">285</span><a name="line.285"></a> |
| <span class="sourceLineNo">286</span> // Flush table to make latest WAL obsolete; write another record, and roll again.<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> admin.flush(table.getName());<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> doPut(table, 1);<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> log.rollWriter(); // Now 2nd WAL is deleted and 3rd is added.<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> assertEquals("Should have 1 WALs at the end", 1,<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> AbstractFSWALProvider.getNumRolledLogFiles(log));<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> } finally {<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> if (t != null) t.close();<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> if (table != null) table.close();<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><a name="line.297"></a> |
| <span class="sourceLineNo">298</span> protected void doPut(Table table, int i) throws IOException {<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> Put put = new Put(Bytes.toBytes("row" + String.format("%1$04d", i)));<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> put.addColumn(HConstants.CATALOG_FAMILY, null, value);<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> table.put(put);<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> }<a name="line.302"></a> |
| <span class="sourceLineNo">303</span><a name="line.303"></a> |
| <span class="sourceLineNo">304</span> protected Table createTestTable(String tableName) throws IOException {<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> // Create the test table and open it<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> TableDescriptor desc = TableDescriptorBuilder.newBuilder(TableName.valueOf(getName()))<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(HConstants.CATALOG_FAMILY)).build();<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> admin.createTable(desc);<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> return TEST_UTIL.getConnection().getTable(desc.getTableName());<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> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </body> |
| </html> |