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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.client;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import static org.junit.Assert.assertEquals;</span> |
| <span class="source-line-no">021</span><span id="line-21"></span> |
| <span class="source-line-no">022</span><span id="line-22">import java.io.IOException;</span> |
| <span class="source-line-no">023</span><span id="line-23">import java.util.ArrayList;</span> |
| <span class="source-line-no">024</span><span id="line-24">import java.util.List;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.hbase.Cell;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.CellBuilderFactory;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.CellBuilderType;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.CompareOperator;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.CompatibilityFactory;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.HConstants;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.TableName;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.Waiter;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.filter.BinaryComparator;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.filter.QualifierFilter;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.ipc.RpcServerInterface;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.logging.Log4jUtils;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.metrics.BaseSource;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.regionserver.HRegion;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.regionserver.HRegionServer;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.test.MetricsAssertHelper;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.testclassification.ClientTests;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.testclassification.MediumTests;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.junit.AfterClass;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.junit.BeforeClass;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.junit.ClassRule;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.junit.Rule;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.junit.Test;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.junit.rules.TestName;</span> |
| <span class="source-line-no">054</span><span id="line-54"></span> |
| <span class="source-line-no">055</span><span id="line-55">/**</span> |
| <span class="source-line-no">056</span><span id="line-56"> * This test sets the multi size WAAAAAY low and then checks to make sure that gets will still make</span> |
| <span class="source-line-no">057</span><span id="line-57"> * progress.</span> |
| <span class="source-line-no">058</span><span id="line-58"> */</span> |
| <span class="source-line-no">059</span><span id="line-59">@Category({ MediumTests.class, ClientTests.class })</span> |
| <span class="source-line-no">060</span><span id="line-60">public class TestMultiRespectsLimits {</span> |
| <span class="source-line-no">061</span><span id="line-61"></span> |
| <span class="source-line-no">062</span><span id="line-62"> @ClassRule</span> |
| <span class="source-line-no">063</span><span id="line-63"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">064</span><span id="line-64"> HBaseClassTestRule.forClass(TestMultiRespectsLimits.class);</span> |
| <span class="source-line-no">065</span><span id="line-65"></span> |
| <span class="source-line-no">066</span><span id="line-66"> private final static HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">067</span><span id="line-67"> private static final MetricsAssertHelper METRICS_ASSERT =</span> |
| <span class="source-line-no">068</span><span id="line-68"> CompatibilityFactory.getInstance(MetricsAssertHelper.class);</span> |
| <span class="source-line-no">069</span><span id="line-69"> private final static byte[] FAMILY = Bytes.toBytes("D");</span> |
| <span class="source-line-no">070</span><span id="line-70"> public static final int MAX_SIZE = 90;</span> |
| <span class="source-line-no">071</span><span id="line-71"> private static String LOG_LEVEL;</span> |
| <span class="source-line-no">072</span><span id="line-72"></span> |
| <span class="source-line-no">073</span><span id="line-73"> @Rule</span> |
| <span class="source-line-no">074</span><span id="line-74"> public TestName name = new TestName();</span> |
| <span class="source-line-no">075</span><span id="line-75"></span> |
| <span class="source-line-no">076</span><span id="line-76"> @BeforeClass</span> |
| <span class="source-line-no">077</span><span id="line-77"> public static void setUpBeforeClass() throws Exception {</span> |
| <span class="source-line-no">078</span><span id="line-78"> // disable the debug log to avoid flooding the output</span> |
| <span class="source-line-no">079</span><span id="line-79"> LOG_LEVEL = Log4jUtils.getEffectiveLevel(AsyncRegionLocatorHelper.class.getName());</span> |
| <span class="source-line-no">080</span><span id="line-80"> Log4jUtils.setLogLevel(AsyncRegionLocatorHelper.class.getName(), "INFO");</span> |
| <span class="source-line-no">081</span><span id="line-81"> TEST_UTIL.getConfiguration().setLong(HConstants.HBASE_SERVER_SCANNER_MAX_RESULT_SIZE_KEY,</span> |
| <span class="source-line-no">082</span><span id="line-82"> MAX_SIZE);</span> |
| <span class="source-line-no">083</span><span id="line-83"></span> |
| <span class="source-line-no">084</span><span id="line-84"> // Only start on regionserver so that all regions are on the same server.</span> |
| <span class="source-line-no">085</span><span id="line-85"> TEST_UTIL.startMiniCluster(1);</span> |
| <span class="source-line-no">086</span><span id="line-86"> }</span> |
| <span class="source-line-no">087</span><span id="line-87"></span> |
| <span class="source-line-no">088</span><span id="line-88"> @AfterClass</span> |
| <span class="source-line-no">089</span><span id="line-89"> public static void tearDownAfterClass() throws Exception {</span> |
| <span class="source-line-no">090</span><span id="line-90"> if (LOG_LEVEL != null) {</span> |
| <span class="source-line-no">091</span><span id="line-91"> Log4jUtils.setLogLevel(AsyncRegionLocatorHelper.class.getName(), LOG_LEVEL);</span> |
| <span class="source-line-no">092</span><span id="line-92"> }</span> |
| <span class="source-line-no">093</span><span id="line-93"> TEST_UTIL.shutdownMiniCluster();</span> |
| <span class="source-line-no">094</span><span id="line-94"> }</span> |
| <span class="source-line-no">095</span><span id="line-95"></span> |
| <span class="source-line-no">096</span><span id="line-96"> @Test</span> |
| <span class="source-line-no">097</span><span id="line-97"> public void testMultiLimits() throws Exception {</span> |
| <span class="source-line-no">098</span><span id="line-98"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">099</span><span id="line-99"> Table t = TEST_UTIL.createTable(tableName, FAMILY);</span> |
| <span class="source-line-no">100</span><span id="line-100"> TEST_UTIL.loadTable(t, FAMILY, false);</span> |
| <span class="source-line-no">101</span><span id="line-101"></span> |
| <span class="source-line-no">102</span><span id="line-102"> // Split the table to make sure that the chunking happens accross regions.</span> |
| <span class="source-line-no">103</span><span id="line-103"> try (final Admin admin = TEST_UTIL.getAdmin()) {</span> |
| <span class="source-line-no">104</span><span id="line-104"> admin.split(tableName);</span> |
| <span class="source-line-no">105</span><span id="line-105"> TEST_UTIL.waitFor(60000, new Waiter.Predicate<Exception>() {</span> |
| <span class="source-line-no">106</span><span id="line-106"> @Override</span> |
| <span class="source-line-no">107</span><span id="line-107"> public boolean evaluate() throws Exception {</span> |
| <span class="source-line-no">108</span><span id="line-108"> return admin.getRegions(tableName).size() > 1;</span> |
| <span class="source-line-no">109</span><span id="line-109"> }</span> |
| <span class="source-line-no">110</span><span id="line-110"> });</span> |
| <span class="source-line-no">111</span><span id="line-111"> }</span> |
| <span class="source-line-no">112</span><span id="line-112"> List<Get> gets = new ArrayList<>(MAX_SIZE);</span> |
| <span class="source-line-no">113</span><span id="line-113"></span> |
| <span class="source-line-no">114</span><span id="line-114"> for (int i = 0; i < MAX_SIZE; i++) {</span> |
| <span class="source-line-no">115</span><span id="line-115"> gets.add(new Get(HBaseTestingUtil.ROWS[i]));</span> |
| <span class="source-line-no">116</span><span id="line-116"> }</span> |
| <span class="source-line-no">117</span><span id="line-117"></span> |
| <span class="source-line-no">118</span><span id="line-118"> RpcServerInterface rpcServer = TEST_UTIL.getHBaseCluster().getRegionServer(0).getRpcServer();</span> |
| <span class="source-line-no">119</span><span id="line-119"> BaseSource s = rpcServer.getMetrics().getMetricsSource();</span> |
| <span class="source-line-no">120</span><span id="line-120"> long startingExceptions = METRICS_ASSERT.getCounter("exceptions", s);</span> |
| <span class="source-line-no">121</span><span id="line-121"> long startingMultiExceptions = METRICS_ASSERT.getCounter("exceptions.multiResponseTooLarge", s);</span> |
| <span class="source-line-no">122</span><span id="line-122"></span> |
| <span class="source-line-no">123</span><span id="line-123"> Result[] results = t.get(gets);</span> |
| <span class="source-line-no">124</span><span id="line-124"> assertEquals(MAX_SIZE, results.length);</span> |
| <span class="source-line-no">125</span><span id="line-125"></span> |
| <span class="source-line-no">126</span><span id="line-126"> // Cells from TEST_UTIL.loadTable have a length of 27.</span> |
| <span class="source-line-no">127</span><span id="line-127"> // Multiplying by less than that gives an easy lower bound on size.</span> |
| <span class="source-line-no">128</span><span id="line-128"> // However in reality each kv is being reported as much higher than that.</span> |
| <span class="source-line-no">129</span><span id="line-129"> METRICS_ASSERT.assertCounterGt("exceptions", startingExceptions + ((MAX_SIZE * 25) / MAX_SIZE),</span> |
| <span class="source-line-no">130</span><span id="line-130"> s);</span> |
| <span class="source-line-no">131</span><span id="line-131"> METRICS_ASSERT.assertCounterGt("exceptions.multiResponseTooLarge",</span> |
| <span class="source-line-no">132</span><span id="line-132"> startingMultiExceptions + ((MAX_SIZE * 25) / MAX_SIZE), s);</span> |
| <span class="source-line-no">133</span><span id="line-133"> }</span> |
| <span class="source-line-no">134</span><span id="line-134"></span> |
| <span class="source-line-no">135</span><span id="line-135"> @Test</span> |
| <span class="source-line-no">136</span><span id="line-136"> public void testBlockMultiLimits() throws Exception {</span> |
| <span class="source-line-no">137</span><span id="line-137"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">138</span><span id="line-138"> TEST_UTIL.getAdmin().createTable(</span> |
| <span class="source-line-no">139</span><span id="line-139"> TableDescriptorBuilder.newBuilder(tableName).setColumnFamily(ColumnFamilyDescriptorBuilder</span> |
| <span class="source-line-no">140</span><span id="line-140"> .newBuilder(FAMILY).setDataBlockEncoding(DataBlockEncoding.FAST_DIFF).build()).build());</span> |
| <span class="source-line-no">141</span><span id="line-141"> Table t = TEST_UTIL.getConnection().getTable(tableName);</span> |
| <span class="source-line-no">142</span><span id="line-142"></span> |
| <span class="source-line-no">143</span><span id="line-143"> final HRegionServer regionServer = TEST_UTIL.getHBaseCluster().getRegionServer(0);</span> |
| <span class="source-line-no">144</span><span id="line-144"> RpcServerInterface rpcServer = regionServer.getRpcServer();</span> |
| <span class="source-line-no">145</span><span id="line-145"> BaseSource s = rpcServer.getMetrics().getMetricsSource();</span> |
| <span class="source-line-no">146</span><span id="line-146"> long startingExceptions = METRICS_ASSERT.getCounter("exceptions", s);</span> |
| <span class="source-line-no">147</span><span id="line-147"> long startingMultiExceptions = METRICS_ASSERT.getCounter("exceptions.multiResponseTooLarge", s);</span> |
| <span class="source-line-no">148</span><span id="line-148"></span> |
| <span class="source-line-no">149</span><span id="line-149"> byte[] row = Bytes.toBytes("TEST");</span> |
| <span class="source-line-no">150</span><span id="line-150"> byte[][] cols = new byte[][] { Bytes.toBytes("0"), // Get this</span> |
| <span class="source-line-no">151</span><span id="line-151"> Bytes.toBytes("1"), // Buffer</span> |
| <span class="source-line-no">152</span><span id="line-152"> Bytes.toBytes("2"), // Buffer</span> |
| <span class="source-line-no">153</span><span id="line-153"> Bytes.toBytes("3"), // Get This</span> |
| <span class="source-line-no">154</span><span id="line-154"> Bytes.toBytes("4"), // Buffer</span> |
| <span class="source-line-no">155</span><span id="line-155"> Bytes.toBytes("5"), // Buffer</span> |
| <span class="source-line-no">156</span><span id="line-156"> Bytes.toBytes("6"), // Buffer</span> |
| <span class="source-line-no">157</span><span id="line-157"> Bytes.toBytes("7"), // Get This</span> |
| <span class="source-line-no">158</span><span id="line-158"> Bytes.toBytes("8"), // Buffer</span> |
| <span class="source-line-no">159</span><span id="line-159"> Bytes.toBytes("9"), // Buffer</span> |
| <span class="source-line-no">160</span><span id="line-160"> };</span> |
| <span class="source-line-no">161</span><span id="line-161"></span> |
| <span class="source-line-no">162</span><span id="line-162"> // Set the value size so that one result will be less than the MAX_SIZE</span> |
| <span class="source-line-no">163</span><span id="line-163"> // however the block being reference will be larger than MAX_SIZE.</span> |
| <span class="source-line-no">164</span><span id="line-164"> // This should cause the regionserver to try and send a result immediately.</span> |
| <span class="source-line-no">165</span><span id="line-165"> byte[] value = new byte[1];</span> |
| <span class="source-line-no">166</span><span id="line-166"> Bytes.random(value);</span> |
| <span class="source-line-no">167</span><span id="line-167"></span> |
| <span class="source-line-no">168</span><span id="line-168"> for (int i = 0; i < cols.length; i++) {</span> |
| <span class="source-line-no">169</span><span id="line-169"> if (i == 6) {</span> |
| <span class="source-line-no">170</span><span id="line-170"> // do a flush here so we end up with 2 blocks, 55 and 45 bytes</span> |
| <span class="source-line-no">171</span><span id="line-171"> flush(regionServer, tableName);</span> |
| <span class="source-line-no">172</span><span id="line-172"> }</span> |
| <span class="source-line-no">173</span><span id="line-173"> byte[] col = cols[i];</span> |
| <span class="source-line-no">174</span><span id="line-174"> Put p = new Put(row);</span> |
| <span class="source-line-no">175</span><span id="line-175"> p.add(CellBuilderFactory.create(CellBuilderType.SHALLOW_COPY).setRow(row).setFamily(FAMILY)</span> |
| <span class="source-line-no">176</span><span id="line-176"> .setQualifier(col).setTimestamp(p.getTimestamp()).setType(Cell.Type.Put).setValue(value)</span> |
| <span class="source-line-no">177</span><span id="line-177"> .build());</span> |
| <span class="source-line-no">178</span><span id="line-178"> t.put(p);</span> |
| <span class="source-line-no">179</span><span id="line-179"> }</span> |
| <span class="source-line-no">180</span><span id="line-180"></span> |
| <span class="source-line-no">181</span><span id="line-181"> // Make sure that a flush happens</span> |
| <span class="source-line-no">182</span><span id="line-182"> flush(regionServer, tableName);</span> |
| <span class="source-line-no">183</span><span id="line-183"></span> |
| <span class="source-line-no">184</span><span id="line-184"> List<Get> gets = new ArrayList<>(4);</span> |
| <span class="source-line-no">185</span><span id="line-185"> // This get returns nothing since the filter doesn't match. Filtered cells still retain</span> |
| <span class="source-line-no">186</span><span id="line-186"> // blocks, and this is a full row scan of both blocks. This equals 100 bytes so we should</span> |
| <span class="source-line-no">187</span><span id="line-187"> // throw a multiResponseTooLarge after this get if we are counting filtered cells correctly.</span> |
| <span class="source-line-no">188</span><span id="line-188"> Get g0 = new Get(row).addFamily(FAMILY).setFilter(</span> |
| <span class="source-line-no">189</span><span id="line-189"> new QualifierFilter(CompareOperator.EQUAL, new BinaryComparator(Bytes.toBytes("sdf"))));</span> |
| <span class="source-line-no">190</span><span id="line-190"> gets.add(g0);</span> |
| <span class="source-line-no">191</span><span id="line-191"></span> |
| <span class="source-line-no">192</span><span id="line-192"> // g1 and g2 each count the first 55 byte block, so we end up with block size of 110</span> |
| <span class="source-line-no">193</span><span id="line-193"> // after g2 and throw a multiResponseTooLarge before g3</span> |
| <span class="source-line-no">194</span><span id="line-194"> Get g1 = new Get(row);</span> |
| <span class="source-line-no">195</span><span id="line-195"> g1.addColumn(FAMILY, cols[0]);</span> |
| <span class="source-line-no">196</span><span id="line-196"> gets.add(g1);</span> |
| <span class="source-line-no">197</span><span id="line-197"></span> |
| <span class="source-line-no">198</span><span id="line-198"> Get g2 = new Get(row);</span> |
| <span class="source-line-no">199</span><span id="line-199"> g2.addColumn(FAMILY, cols[3]);</span> |
| <span class="source-line-no">200</span><span id="line-200"> gets.add(g2);</span> |
| <span class="source-line-no">201</span><span id="line-201"></span> |
| <span class="source-line-no">202</span><span id="line-202"> Get g3 = new Get(row);</span> |
| <span class="source-line-no">203</span><span id="line-203"> g3.addColumn(FAMILY, cols[7]);</span> |
| <span class="source-line-no">204</span><span id="line-204"> gets.add(g3);</span> |
| <span class="source-line-no">205</span><span id="line-205"></span> |
| <span class="source-line-no">206</span><span id="line-206"> Result[] results = t.get(gets);</span> |
| <span class="source-line-no">207</span><span id="line-207"> assertEquals(4, results.length);</span> |
| <span class="source-line-no">208</span><span id="line-208"> // Expect 2 exceptions (thus 3 rpcs) -- one for g0, then another for g1 + g2, final rpc for g3.</span> |
| <span class="source-line-no">209</span><span id="line-209"> // If we tracked lastBlock we could squeeze g3 into the second rpc because g2 would be "free"</span> |
| <span class="source-line-no">210</span><span id="line-210"> // since it's in the same block as g1.</span> |
| <span class="source-line-no">211</span><span id="line-211"> METRICS_ASSERT.assertCounterGt("exceptions", startingExceptions + 1, s);</span> |
| <span class="source-line-no">212</span><span id="line-212"> METRICS_ASSERT.assertCounterGt("exceptions.multiResponseTooLarge", startingMultiExceptions + 1,</span> |
| <span class="source-line-no">213</span><span id="line-213"> s);</span> |
| <span class="source-line-no">214</span><span id="line-214"> }</span> |
| <span class="source-line-no">215</span><span id="line-215"></span> |
| <span class="source-line-no">216</span><span id="line-216"> private void flush(HRegionServer regionServer, TableName tableName) throws IOException {</span> |
| <span class="source-line-no">217</span><span id="line-217"> for (HRegion region : regionServer.getRegions(tableName)) {</span> |
| <span class="source-line-no">218</span><span id="line-218"> region.flush(true);</span> |
| <span class="source-line-no">219</span><span id="line-219"> }</span> |
| <span class="source-line-no">220</span><span id="line-220"> }</span> |
| <span class="source-line-no">221</span><span id="line-221">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
