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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 static org.junit.Assert.assertEquals;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.assertTrue;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span><a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.io.IOException;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.List;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.concurrent.CountDownLatch;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.hadoop.conf.Configuration;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.fs.FileSystem;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.fs.Path;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.Table;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.regionserver.CompactingMemStore;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.regionserver.ConstantSizeRegionSplitPolicy;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.regionserver.HRegion;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.regionserver.HStore;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.regionserver.Region;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.regionserver.RegionServerServices;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionContext;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.regionserver.throttle.ThroughputController;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.regionserver.wal.WALUtil;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.security.User;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.testclassification.MiscTests;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.util.JVMClusterUtil.RegionServerThread;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.junit.ClassRule;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.junit.Test;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.junit.experimental.categories.Category;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.slf4j.Logger;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.slf4j.LoggerFactory;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span><a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span><a name="line.60"></a> |
| <span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.CompactionDescriptor;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span><a name="line.63"></a> |
| <span class="sourceLineNo">064</span>/**<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> * Test for the case where a regionserver going down has enough cycles to do damage to regions that<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> * have actually been assigned elsehwere.<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> * <p><a name="line.67"></a> |
| <span class="sourceLineNo">068</span> * If we happen to assign a region before it fully done with in its old location -- i.e. it is on<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> * two servers at the same time -- all can work fine until the case where the region on the dying<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> * server decides to compact or otherwise change the region file set. The region in its new location<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> * will then get a surprise when it tries to do something w/ a file removed by the region in its old<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> * location on dying server.<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> * <p><a name="line.73"></a> |
| <span class="sourceLineNo">074</span> * Making a test for this case is a little tough in that even if a file is deleted up on the<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> * namenode, if the file was opened before the delete, it will continue to let reads happen until<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> * something changes the state of cached blocks in the dfsclient that was already open (a block from<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> * the deleted file is cleaned from the datanode by NN).<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> * <p><a name="line.78"></a> |
| <span class="sourceLineNo">079</span> * What we will do below is do an explicit check for existence on the files listed in the region<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> * that has had some files removed because of a compaction. This sort of hurry's along and makes<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> * certain what is a chance occurance.<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> */<a name="line.82"></a> |
| <span class="sourceLineNo">083</span>@Category({MiscTests.class, LargeTests.class})<a name="line.83"></a> |
| <span class="sourceLineNo">084</span>public class TestIOFencing {<a name="line.84"></a> |
| <span class="sourceLineNo">085</span><a name="line.85"></a> |
| <span class="sourceLineNo">086</span> @ClassRule<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> HBaseClassTestRule.forClass(TestIOFencing.class);<a name="line.88"></a> |
| <span class="sourceLineNo">089</span><a name="line.89"></a> |
| <span class="sourceLineNo">090</span> private static final Logger LOG = LoggerFactory.getLogger(TestIOFencing.class);<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> static {<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> // Uncomment the following lines if more verbosity is needed for<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> // debugging (see HBASE-12285 for details).<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> //((Log4JLogger)FSNamesystem.LOG).getLogger().setLevel(Level.ALL);<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> //((Log4JLogger)DataNode.LOG).getLogger().setLevel(Level.ALL);<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> //((Log4JLogger)LeaseManager.LOG).getLogger().setLevel(Level.ALL);<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> //((Log4JLogger)LogFactory.getLog("org.apache.hadoop.hdfs.server.namenode.FSNamesystem"))<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> // .getLogger().setLevel(Level.ALL);<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> //((Log4JLogger)DFSClient.LOG).getLogger().setLevel(Level.ALL);<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> public abstract static class CompactionBlockerRegion extends HRegion {<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> AtomicInteger compactCount = new AtomicInteger();<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> volatile CountDownLatch compactionsBlocked = new CountDownLatch(0);<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> volatile CountDownLatch compactionsWaiting = new CountDownLatch(0);<a name="line.105"></a> |
| <span class="sourceLineNo">106</span><a name="line.106"></a> |
| <span class="sourceLineNo">107</span> @SuppressWarnings("deprecation")<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> public CompactionBlockerRegion(Path tableDir, WAL log,<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> FileSystem fs, Configuration confParam, RegionInfo info,<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> TableDescriptor htd, RegionServerServices rsServices) {<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> super(tableDir, log, fs, confParam, info, htd, rsServices);<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> public void stopCompactions() {<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> compactionsBlocked = new CountDownLatch(1);<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> compactionsWaiting = new CountDownLatch(1);<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> }<a name="line.117"></a> |
| <span class="sourceLineNo">118</span><a name="line.118"></a> |
| <span class="sourceLineNo">119</span> public void allowCompactions() {<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> LOG.debug("allowing compactions");<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> compactionsBlocked.countDown();<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> }<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> public void waitForCompactionToBlock() throws IOException {<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> try {<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> LOG.debug("waiting for compaction to block");<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> compactionsWaiting.await();<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> LOG.debug("compaction block reached");<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> } catch (InterruptedException ex) {<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> throw new IOException(ex);<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> }<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> }<a name="line.131"></a> |
| <span class="sourceLineNo">132</span><a name="line.132"></a> |
| <span class="sourceLineNo">133</span> @Override<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> public boolean compact(CompactionContext compaction, HStore store,<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> ThroughputController throughputController) throws IOException {<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> try {<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> return super.compact(compaction, store, throughputController);<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> } finally {<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> compactCount.getAndIncrement();<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> }<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> }<a name="line.141"></a> |
| <span class="sourceLineNo">142</span><a name="line.142"></a> |
| <span class="sourceLineNo">143</span> @Override<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> public boolean compact(CompactionContext compaction, HStore store,<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> ThroughputController throughputController, User user) throws IOException {<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> try {<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> return super.compact(compaction, store, throughputController, user);<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> } finally {<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> compactCount.getAndIncrement();<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> }<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> }<a name="line.151"></a> |
| <span class="sourceLineNo">152</span><a name="line.152"></a> |
| <span class="sourceLineNo">153</span> public int countStoreFiles() {<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> int count = 0;<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> for (HStore store : stores.values()) {<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> count += store.getStorefilesCount();<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> }<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> return count;<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> /**<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> * An override of HRegion that allows us park compactions in a holding pattern and<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> * then when appropriate for the test, allow them proceed again.<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> */<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> public static class BlockCompactionsInPrepRegion extends CompactionBlockerRegion {<a name="line.166"></a> |
| <span class="sourceLineNo">167</span><a name="line.167"></a> |
| <span class="sourceLineNo">168</span> public BlockCompactionsInPrepRegion(Path tableDir, WAL log,<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> FileSystem fs, Configuration confParam, RegionInfo info,<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> TableDescriptor htd, RegionServerServices rsServices) {<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> super(tableDir, log, fs, confParam, info, htd, rsServices);<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> }<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> @Override<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> protected void doRegionCompactionPrep() throws IOException {<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> compactionsWaiting.countDown();<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> try {<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> compactionsBlocked.await();<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> } catch (InterruptedException ex) {<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> throw new IOException();<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> }<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> super.doRegionCompactionPrep();<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> /**<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> * An override of HRegion that allows us park compactions in a holding pattern and<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> * then when appropriate for the test, allow them proceed again. This allows the compaction<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> * entry to go the WAL before blocking, but blocks afterwards<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> */<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> public static class BlockCompactionsInCompletionRegion extends CompactionBlockerRegion {<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> public BlockCompactionsInCompletionRegion(Path tableDir, WAL log,<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> FileSystem fs, Configuration confParam, RegionInfo info,<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> TableDescriptor htd, RegionServerServices rsServices) {<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> super(tableDir, log, fs, confParam, info, htd, rsServices);<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> }<a name="line.195"></a> |
| <span class="sourceLineNo">196</span><a name="line.196"></a> |
| <span class="sourceLineNo">197</span> @Override<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> protected HStore instantiateHStore(final ColumnFamilyDescriptor family, boolean warmup)<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> throws IOException {<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> return new BlockCompactionsInCompletionHStore(this, family, this.conf, warmup);<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> }<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> }<a name="line.202"></a> |
| <span class="sourceLineNo">203</span><a name="line.203"></a> |
| <span class="sourceLineNo">204</span> public static class BlockCompactionsInCompletionHStore extends HStore {<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> CompactionBlockerRegion r;<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> protected BlockCompactionsInCompletionHStore(HRegion region, ColumnFamilyDescriptor family,<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> Configuration confParam, boolean warmup) throws IOException {<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> super(region, family, confParam, warmup);<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> r = (CompactionBlockerRegion) region;<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> }<a name="line.210"></a> |
| <span class="sourceLineNo">211</span><a name="line.211"></a> |
| <span class="sourceLineNo">212</span> @Override<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> protected void refreshStoreSizeAndTotalBytes() throws IOException {<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> try {<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> r.compactionsWaiting.countDown();<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> r.compactionsBlocked.await();<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> } catch (InterruptedException ex) {<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> throw new IOException(ex);<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> }<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> super.refreshStoreSizeAndTotalBytes();<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> }<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> }<a name="line.222"></a> |
| <span class="sourceLineNo">223</span><a name="line.223"></a> |
| <span class="sourceLineNo">224</span> private final static HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> private final static TableName TABLE_NAME =<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> TableName.valueOf("tabletest");<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> private final static byte[] FAMILY = Bytes.toBytes("family");<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> private static final int FIRST_BATCH_COUNT = 4000;<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> private static final int SECOND_BATCH_COUNT = FIRST_BATCH_COUNT;<a name="line.229"></a> |
| <span class="sourceLineNo">230</span><a name="line.230"></a> |
| <span class="sourceLineNo">231</span> /**<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> * Test that puts up a regionserver, starts a compaction on a loaded region but holds the<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> * compaction until after we have killed the server and the region has come up on<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> * a new regionserver altogether. This fakes the double assignment case where region in one<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> * location changes the files out from underneath a region being served elsewhere.<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> */<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> @Test<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> public void testFencingAroundCompaction() throws Exception {<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> for(MemoryCompactionPolicy policy : MemoryCompactionPolicy.values()) {<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> doTest(BlockCompactionsInPrepRegion.class, policy);<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> }<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> }<a name="line.242"></a> |
| <span class="sourceLineNo">243</span><a name="line.243"></a> |
| <span class="sourceLineNo">244</span> /**<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> * Test that puts up a regionserver, starts a compaction on a loaded region but holds the<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> * compaction completion until after we have killed the server and the region has come up on<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> * a new regionserver altogether. This fakes the double assignment case where region in one<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> * location changes the files out from underneath a region being served elsewhere.<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> */<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> @Test<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> public void testFencingAroundCompactionAfterWALSync() throws Exception {<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> for(MemoryCompactionPolicy policy : MemoryCompactionPolicy.values()) {<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> doTest(BlockCompactionsInCompletionRegion.class, policy);<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> }<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> }<a name="line.255"></a> |
| <span class="sourceLineNo">256</span><a name="line.256"></a> |
| <span class="sourceLineNo">257</span> public void doTest(Class<?> regionClass, MemoryCompactionPolicy policy) throws Exception {<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> Configuration c = TEST_UTIL.getConfiguration();<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> // Insert our custom region<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> c.setClass(HConstants.REGION_IMPL, regionClass, HRegion.class);<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> // Encourage plenty of flushes<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> c.setLong("hbase.hregion.memstore.flush.size", 25000);<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> c.set(HConstants.HBASE_REGION_SPLIT_POLICY_KEY, ConstantSizeRegionSplitPolicy.class.getName());<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> // Only run compaction when we tell it to<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> c.setInt("hbase.hstore.compaction.min",1);<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> c.setInt("hbase.hstore.compactionThreshold", 1000);<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> c.setLong("hbase.hstore.blockingStoreFiles", 1000);<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> // Compact quickly after we tell it to!<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> c.setInt("hbase.regionserver.thread.splitcompactcheckfrequency", 1000);<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> c.set(CompactingMemStore.COMPACTING_MEMSTORE_TYPE_KEY, String.valueOf(policy));<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> LOG.info("Starting mini cluster");<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> TEST_UTIL.startMiniCluster(1);<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> CompactionBlockerRegion compactingRegion = null;<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> Admin admin = null;<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> try {<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> LOG.info("Creating admin");<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> admin = TEST_UTIL.getConnection().getAdmin();<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> LOG.info("Creating table");<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> TEST_UTIL.createTable(TABLE_NAME, FAMILY);<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> Table table = TEST_UTIL.getConnection().getTable(TABLE_NAME);<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> LOG.info("Loading test table");<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> // Find the region<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> List<HRegion> testRegions = TEST_UTIL.getMiniHBaseCluster().findRegionsForTable(TABLE_NAME);<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> assertEquals(1, testRegions.size());<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> compactingRegion = (CompactionBlockerRegion)testRegions.get(0);<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> LOG.info("Blocking compactions");<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> compactingRegion.stopCompactions();<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> long lastFlushTime = compactingRegion.getEarliestFlushTimeForAllStores();<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> // Load some rows<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> TEST_UTIL.loadNumericRows(table, FAMILY, 0, FIRST_BATCH_COUNT);<a name="line.290"></a> |
| <span class="sourceLineNo">291</span><a name="line.291"></a> |
| <span class="sourceLineNo">292</span> // add a compaction from an older (non-existing) region to see whether we successfully skip<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> // those entries<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> RegionInfo oldHri = RegionInfoBuilder.newBuilder(table.getName()).build();<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> CompactionDescriptor compactionDescriptor = ProtobufUtil.toCompactionDescriptor(oldHri,<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> FAMILY, Lists.newArrayList(new Path("/a")), Lists.newArrayList(new Path("/b")),<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> new Path("store_dir"));<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> WALUtil.writeCompactionMarker(compactingRegion.getWAL(),<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> ((HRegion)compactingRegion).getReplicationScope(),<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> oldHri, compactionDescriptor, compactingRegion.getMVCC());<a name="line.300"></a> |
| <span class="sourceLineNo">301</span><a name="line.301"></a> |
| <span class="sourceLineNo">302</span> // Wait till flush has happened, otherwise there won't be multiple store files<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> long startWaitTime = EnvironmentEdgeManager.currentTime();<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> while (compactingRegion.getEarliestFlushTimeForAllStores() <= lastFlushTime ||<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> compactingRegion.countStoreFiles() <= 1) {<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> LOG.info("Waiting for the region to flush " +<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> compactingRegion.getRegionInfo().getRegionNameAsString());<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> Thread.sleep(1000);<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> admin.flush(table.getName());<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> assertTrue("Timed out waiting for the region to flush",<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> EnvironmentEdgeManager.currentTime() - startWaitTime < 30000);<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> }<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> assertTrue(compactingRegion.countStoreFiles() > 1);<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> final byte REGION_NAME[] = compactingRegion.getRegionInfo().getRegionName();<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> LOG.info("Asking for compaction");<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> admin.majorCompact(TABLE_NAME);<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> LOG.info("Waiting for compaction to be about to start");<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> compactingRegion.waitForCompactionToBlock();<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> LOG.info("Starting a new server");<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> RegionServerThread newServerThread = TEST_UTIL.getMiniHBaseCluster().startRegionServer();<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> final HRegionServer newServer = newServerThread.getRegionServer();<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> LOG.info("Killing region server ZK lease");<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> TEST_UTIL.expireRegionServerSession(0);<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> CompactionBlockerRegion newRegion = null;<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> startWaitTime = EnvironmentEdgeManager.currentTime();<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> LOG.info("Waiting for the new server to pick up the region " + Bytes.toString(REGION_NAME));<a name="line.326"></a> |
| <span class="sourceLineNo">327</span><a name="line.327"></a> |
| <span class="sourceLineNo">328</span> // wait for region to be assigned and to go out of log replay if applicable<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> Waiter.waitFor(c, 60000, new Waiter.Predicate<Exception>() {<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> @Override<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> public boolean evaluate() throws Exception {<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> Region newRegion = newServer.getOnlineRegion(REGION_NAME);<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> return newRegion != null;<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><a name="line.336"></a> |
| <span class="sourceLineNo">337</span> newRegion = (CompactionBlockerRegion)newServer.getOnlineRegion(REGION_NAME);<a name="line.337"></a> |
| <span class="sourceLineNo">338</span><a name="line.338"></a> |
| <span class="sourceLineNo">339</span> // After compaction of old region finishes on the server that was going down, make sure that<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> // all the files we expect are still working when region is up in new location.<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> FileSystem fs = newRegion.getFilesystem();<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> for (String f: newRegion.getStoreFileList(new byte [][] {FAMILY})) {<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> assertTrue("After compaction, does not exist: " + f, fs.exists(new Path(f)));<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> }<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> LOG.info("Allowing compaction to proceed");<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> compactingRegion.allowCompactions();<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> while (compactingRegion.compactCount.get() == 0) {<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> Thread.sleep(1000);<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> }<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> // The server we killed stays up until the compaction that was started before it was killed<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> // completes. In logs you should see the old regionserver now going down.<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> LOG.info("Compaction finished");<a name="line.352"></a> |
| <span class="sourceLineNo">353</span><a name="line.353"></a> |
| <span class="sourceLineNo">354</span> // If we survive the split keep going...<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> // Now we make sure that the region isn't totally confused. Load up more rows.<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> TEST_UTIL.loadNumericRows(table, FAMILY, FIRST_BATCH_COUNT,<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> FIRST_BATCH_COUNT + SECOND_BATCH_COUNT);<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> admin.majorCompact(TABLE_NAME);<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> startWaitTime = EnvironmentEdgeManager.currentTime();<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> while (newRegion.compactCount.get() == 0) {<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> Thread.sleep(1000);<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> assertTrue("New region never compacted",<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> EnvironmentEdgeManager.currentTime() - startWaitTime < 180000);<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> }<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> int count;<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> for (int i = 0;; i++) {<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> try {<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> count = HBaseTestingUtil.countRows(table);<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> break;<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> } catch (DoNotRetryIOException e) {<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> // wait up to 30s<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> if (i >= 30 || !e.getMessage().contains("File does not exist")) {<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> throw e;<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> }<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> Thread.sleep(1000);<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> }<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> }<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> if (policy == MemoryCompactionPolicy.EAGER || policy == MemoryCompactionPolicy.ADAPTIVE) {<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> assertTrue(FIRST_BATCH_COUNT + SECOND_BATCH_COUNT >= count);<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> } else {<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> assertEquals(FIRST_BATCH_COUNT + SECOND_BATCH_COUNT, count);<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> }<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> } finally {<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> if (compactingRegion != null) {<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> compactingRegion.allowCompactions();<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> }<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> admin.close();<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> TEST_UTIL.shutdownMiniCluster();<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> }<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> }<a name="line.390"></a> |
| <span class="sourceLineNo">391</span>}<a name="line.391"></a> |
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| </html> |
