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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.regionserver;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.apache.hadoop.hbase.regionserver.MemStoreLAB.CHUNK_SIZE_KEY;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.apache.hadoop.hbase.regionserver.MemStoreLAB.MAX_ALLOC_KEY;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertEquals;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import static org.junit.Assert.assertNull;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import static org.junit.Assert.assertTrue;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span><a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.lang.management.ManagementFactory;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.nio.ByteBuffer;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.ArrayList;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.HashSet;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.List;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.util.Map;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import java.util.Random;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import java.util.Set;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import java.util.concurrent.ThreadLocalRandom;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.conf.Configuration;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.ByteBufferKeyValue;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.Cell;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.KeyValue;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.MultithreadedTestUtil;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.MultithreadedTestUtil.TestThread;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.io.util.MemorySizeUtil;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.regionserver.ChunkCreator.ChunkType;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.testclassification.RegionServerTests;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.junit.AfterClass;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.junit.BeforeClass;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.junit.ClassRule;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.junit.Test;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.junit.experimental.categories.Category;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span><a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hbase.thirdparty.com.google.common.collect.Iterables;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.apache.hbase.thirdparty.com.google.common.collect.Maps;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.apache.hbase.thirdparty.com.google.common.primitives.Ints;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span><a name="line.60"></a> |
| <span class="sourceLineNo">061</span>@Category({ RegionServerTests.class, MediumTests.class })<a name="line.61"></a> |
| <span class="sourceLineNo">062</span>public class TestMemStoreLAB {<a name="line.62"></a> |
| <span class="sourceLineNo">063</span><a name="line.63"></a> |
| <span class="sourceLineNo">064</span> @ClassRule<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> HBaseClassTestRule.forClass(TestMemStoreLAB.class);<a name="line.66"></a> |
| <span class="sourceLineNo">067</span><a name="line.67"></a> |
| <span class="sourceLineNo">068</span> private final static Configuration conf = new Configuration();<a name="line.68"></a> |
| <span class="sourceLineNo">069</span><a name="line.69"></a> |
| <span class="sourceLineNo">070</span> private static final byte[] rk = Bytes.toBytes("r1");<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> private static final byte[] cf = Bytes.toBytes("f");<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> private static final byte[] q = Bytes.toBytes("q");<a name="line.72"></a> |
| <span class="sourceLineNo">073</span><a name="line.73"></a> |
| <span class="sourceLineNo">074</span> @BeforeClass<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> public static void setUpBeforeClass() throws Exception {<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> ChunkCreator.initialize(1 * 1024, false, 50 * 1024000L, 0.2f,<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> MemStoreLAB.POOL_INITIAL_SIZE_DEFAULT, null, MemStoreLAB.INDEX_CHUNK_SIZE_PERCENTAGE_DEFAULT);<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> }<a name="line.78"></a> |
| <span class="sourceLineNo">079</span><a name="line.79"></a> |
| <span class="sourceLineNo">080</span> @AfterClass<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> public static void tearDownAfterClass() throws Exception {<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> long globalMemStoreLimit =<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> (long) (ManagementFactory.getMemoryMXBean().getHeapMemoryUsage().getMax()<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> * MemorySizeUtil.getGlobalMemStoreHeapPercent(conf, false));<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> ChunkCreator.initialize(MemStoreLABImpl.CHUNK_SIZE_DEFAULT, false, globalMemStoreLimit, 0.2f,<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> MemStoreLAB.POOL_INITIAL_SIZE_DEFAULT, null, MemStoreLAB.INDEX_CHUNK_SIZE_PERCENTAGE_DEFAULT);<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> }<a name="line.87"></a> |
| <span class="sourceLineNo">088</span><a name="line.88"></a> |
| <span class="sourceLineNo">089</span> /**<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> * Test a bunch of random allocations<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> */<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> @Test<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> public void testLABRandomAllocation() {<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> MemStoreLAB mslab = new MemStoreLABImpl();<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> int expectedOff = 0;<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> ByteBuffer lastBuffer = null;<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> int lastChunkId = -1;<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> // 100K iterations by 0-1K alloc -> 50MB expected<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> // should be reasonable for unit test and also cover wraparound<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> // behavior<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> Random rand = ThreadLocalRandom.current();<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> for (int i = 0; i < 100000; i++) {<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> int valSize = rand.nextInt(3);<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> KeyValue kv = new KeyValue(rk, cf, q, new byte[valSize]);<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> int size = kv.getSerializedSize();<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> ByteBufferKeyValue newKv = (ByteBufferKeyValue) mslab.copyCellInto(kv);<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> if (newKv.getBuffer() != lastBuffer) {<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> // since we add the chunkID at the 0th offset of the chunk and the<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> // chunkid is an int we need to account for those 4 bytes<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> expectedOff = Bytes.SIZEOF_INT;<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> lastBuffer = newKv.getBuffer();<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> int chunkId = newKv.getBuffer().getInt(0);<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> assertTrue("chunkid should be different", chunkId != lastChunkId);<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> lastChunkId = chunkId;<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> }<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> assertEquals(expectedOff, newKv.getOffset());<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> assertTrue("Allocation overruns buffer",<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> newKv.getOffset() + size <= newKv.getBuffer().capacity());<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> expectedOff += size;<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> }<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> }<a name="line.121"></a> |
| <span class="sourceLineNo">122</span><a name="line.122"></a> |
| <span class="sourceLineNo">123</span> @Test<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> public void testLABLargeAllocation() {<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> MemStoreLAB mslab = new MemStoreLABImpl();<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> KeyValue kv = new KeyValue(rk, cf, q, new byte[2 * 1024 * 1024]);<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> Cell newCell = mslab.copyCellInto(kv);<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> assertNull("2MB allocation shouldn't be satisfied by LAB.", newCell);<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> }<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> * Test allocation from lots of threads, making sure the results don't overlap in any way<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> */<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> @Test<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> public void testLABThreading() throws Exception {<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> Configuration conf = new Configuration();<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> MultithreadedTestUtil.TestContext ctx = new MultithreadedTestUtil.TestContext(conf);<a name="line.137"></a> |
| <span class="sourceLineNo">138</span><a name="line.138"></a> |
| <span class="sourceLineNo">139</span> final AtomicInteger totalAllocated = new AtomicInteger();<a name="line.139"></a> |
| <span class="sourceLineNo">140</span><a name="line.140"></a> |
| <span class="sourceLineNo">141</span> final MemStoreLAB mslab = new MemStoreLABImpl();<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> List<List<AllocRecord>> allocations = Lists.newArrayList();<a name="line.142"></a> |
| <span class="sourceLineNo">143</span><a name="line.143"></a> |
| <span class="sourceLineNo">144</span> for (int i = 0; i < 10; i++) {<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> final List<AllocRecord> allocsByThisThread = Lists.newLinkedList();<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> allocations.add(allocsByThisThread);<a name="line.146"></a> |
| <span class="sourceLineNo">147</span><a name="line.147"></a> |
| <span class="sourceLineNo">148</span> TestThread t = new MultithreadedTestUtil.RepeatingTestThread(ctx) {<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> @Override<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> public void doAnAction() throws Exception {<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> int valSize = ThreadLocalRandom.current().nextInt(3);<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> KeyValue kv = new KeyValue(rk, cf, q, new byte[valSize]);<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> int size = kv.getSerializedSize();<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> ByteBufferKeyValue newCell = (ByteBufferKeyValue) mslab.copyCellInto(kv);<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> totalAllocated.addAndGet(size);<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> allocsByThisThread.add(new AllocRecord(newCell.getBuffer(), newCell.getOffset(), size));<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> ctx.addThread(t);<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> ctx.startThreads();<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> while (totalAllocated.get() < 50 * 1024 * 1000 && ctx.shouldRun()) {<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> Thread.sleep(10);<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> }<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> ctx.stop();<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> // Partition the allocations by the actual byte[] they point into,<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> // make sure offsets are unique for each chunk<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> Map<ByteBuffer, Map<Integer, AllocRecord>> mapsByChunk = Maps.newHashMap();<a name="line.169"></a> |
| <span class="sourceLineNo">170</span><a name="line.170"></a> |
| <span class="sourceLineNo">171</span> int sizeCounted = 0;<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> for (AllocRecord rec : Iterables.concat(allocations)) {<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> sizeCounted += rec.size;<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> if (rec.size == 0) {<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> continue;<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> }<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> Map<Integer, AllocRecord> mapForThisByteArray = mapsByChunk.get(rec.alloc);<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> if (mapForThisByteArray == null) {<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> mapForThisByteArray = Maps.newTreeMap();<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> mapsByChunk.put(rec.alloc, mapForThisByteArray);<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> }<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> AllocRecord oldVal = mapForThisByteArray.put(rec.offset, rec);<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> assertNull("Already had an entry " + oldVal + " for allocation " + rec, oldVal);<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> }<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> assertEquals("Sanity check test", sizeCounted, totalAllocated.get());<a name="line.185"></a> |
| <span class="sourceLineNo">186</span><a name="line.186"></a> |
| <span class="sourceLineNo">187</span> // Now check each byte array to make sure allocations don't overlap<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> for (Map<Integer, AllocRecord> allocsInChunk : mapsByChunk.values()) {<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> // since we add the chunkID at the 0th offset of the chunk and the<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> // chunkid is an int we need to account for those 4 bytes<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> int expectedOff = Bytes.SIZEOF_INT;<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> for (AllocRecord alloc : allocsInChunk.values()) {<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> assertEquals(expectedOff, alloc.offset);<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> assertTrue("Allocation overruns buffer",<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> alloc.offset + alloc.size <= alloc.alloc.capacity());<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> expectedOff += alloc.size;<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> }<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> }<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> }<a name="line.199"></a> |
| <span class="sourceLineNo">200</span><a name="line.200"></a> |
| <span class="sourceLineNo">201</span> /**<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> * Test frequent chunk retirement with chunk pool triggered by lots of threads, making sure<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> * there's no memory leak (HBASE-16195)<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> * @throws Exception if any error occurred<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> */<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> @Test<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> public void testLABChunkQueue() throws Exception {<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> ChunkCreator oldInstance = null;<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> try {<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> MemStoreLABImpl mslab = new MemStoreLABImpl();<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> // by default setting, there should be no chunks initialized in the pool<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> assertTrue(mslab.getPooledChunks().isEmpty());<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> oldInstance = ChunkCreator.instance;<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> ChunkCreator.instance = null;<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> // reset mslab with chunk pool<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> Configuration conf = HBaseConfiguration.create();<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> conf.setDouble(MemStoreLAB.CHUNK_POOL_MAXSIZE_KEY, 0.1);<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> // set chunk size to default max alloc size, so we could easily trigger chunk retirement<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> conf.setLong(CHUNK_SIZE_KEY, MemStoreLABImpl.MAX_ALLOC_DEFAULT);<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> // reconstruct mslab<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> long globalMemStoreLimit =<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> (long) (ManagementFactory.getMemoryMXBean().getHeapMemoryUsage().getMax()<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> * MemorySizeUtil.getGlobalMemStoreHeapPercent(conf, false));<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> ChunkCreator.initialize(MemStoreLABImpl.MAX_ALLOC_DEFAULT, false, globalMemStoreLimit, 0.1f,<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> MemStoreLAB.POOL_INITIAL_SIZE_DEFAULT, null,<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> MemStoreLAB.INDEX_CHUNK_SIZE_PERCENTAGE_DEFAULT);<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> ChunkCreator.clearDisableFlag();<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> mslab = new MemStoreLABImpl(conf);<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> // launch multiple threads to trigger frequent chunk retirement<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> List<Thread> threads = new ArrayList<>();<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> final KeyValue kv = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("q"),<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> new byte[MemStoreLABImpl.MAX_ALLOC_DEFAULT - 32]);<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> for (int i = 0; i < 10; i++) {<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> threads.add(getChunkQueueTestThread(mslab, "testLABChunkQueue-" + i, kv));<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> }<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> for (Thread thread : threads) {<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> thread.start();<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> }<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> // let it run for some time<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> Thread.sleep(1000);<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> for (Thread thread : threads) {<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> thread.interrupt();<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> }<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> boolean threadsRunning = true;<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> boolean alive = false;<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> while (threadsRunning) {<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> alive = false;<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> for (Thread thread : threads) {<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> if (thread.isAlive()) {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> alive = true;<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> break;<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> }<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> }<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> if (!alive) {<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> threadsRunning = false;<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> }<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> }<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> // none of the chunkIds would have been returned back<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> assertTrue("All the chunks must have been cleared",<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> ChunkCreator.instance.numberOfMappedChunks() != 0);<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> Set<Integer> chunkIds = new HashSet<Integer>(mslab.chunks);<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> int pooledChunksNum = mslab.getPooledChunks().size();<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> // close the mslab<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> mslab.close();<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> // make sure all chunks where reclaimed back to pool<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> int queueLength = mslab.getNumOfChunksReturnedToPool(chunkIds);<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> assertTrue(<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> "All chunks in chunk queue should be reclaimed or removed"<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> + " after mslab closed but actually: " + (pooledChunksNum - queueLength),<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> pooledChunksNum - queueLength == 0);<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> } finally {<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> ChunkCreator.instance = oldInstance;<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> }<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> }<a name="line.274"></a> |
| <span class="sourceLineNo">275</span><a name="line.275"></a> |
| <span class="sourceLineNo">276</span> /**<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> * Test cell with right length, which constructed by testForceCopyOfBigCellInto. (HBASE-26467)<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> */<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> @Test<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> public void testForceCopyOfBigCellInto() {<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> Configuration conf = HBaseConfiguration.create();<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> int chunkSize = ChunkCreator.getInstance().getChunkSize();<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> conf.setInt(CHUNK_SIZE_KEY, chunkSize);<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> conf.setInt(MAX_ALLOC_KEY, chunkSize / 2);<a name="line.284"></a> |
| <span class="sourceLineNo">285</span><a name="line.285"></a> |
| <span class="sourceLineNo">286</span> MemStoreLABImpl mslab = new MemStoreLABImpl(conf);<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> byte[] row = Bytes.toBytes("row");<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> byte[] columnFamily = Bytes.toBytes("columnFamily");<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> byte[] qualify = Bytes.toBytes("qualify");<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> byte[] smallValue = new byte[chunkSize / 2];<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> byte[] bigValue = new byte[chunkSize];<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> KeyValue smallKV =<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> new KeyValue(row, columnFamily, qualify, EnvironmentEdgeManager.currentTime(), smallValue);<a name="line.293"></a> |
| <span class="sourceLineNo">294</span><a name="line.294"></a> |
| <span class="sourceLineNo">295</span> assertEquals(smallKV.getSerializedSize(),<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> mslab.forceCopyOfBigCellInto(smallKV).getSerializedSize());<a name="line.296"></a> |
| <span class="sourceLineNo">297</span><a name="line.297"></a> |
| <span class="sourceLineNo">298</span> KeyValue bigKV =<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> new KeyValue(row, columnFamily, qualify, EnvironmentEdgeManager.currentTime(), bigValue);<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> assertEquals(bigKV.getSerializedSize(),<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> mslab.forceCopyOfBigCellInto(bigKV).getSerializedSize());<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> * Add test by HBASE-26576,all the chunks are in {@link ChunkCreator#chunkIdMap}<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> */<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> assertTrue(mslab.chunks.size() == 2);<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> Chunk dataChunk = null;<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> Chunk jumboChunk = null;<a name="line.308"></a> |
| <span class="sourceLineNo">309</span><a name="line.309"></a> |
| <span class="sourceLineNo">310</span> for (Integer chunkId : mslab.chunks) {<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> Chunk chunk = ChunkCreator.getInstance().getChunk(chunkId);<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> assertTrue(chunk != null);<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> if (chunk.getChunkType() == ChunkType.JUMBO_CHUNK) {<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> jumboChunk = chunk;<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> } else if (chunk.getChunkType() == ChunkType.DATA_CHUNK) {<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> dataChunk = chunk;<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> }<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> }<a name="line.318"></a> |
| <span class="sourceLineNo">319</span><a name="line.319"></a> |
| <span class="sourceLineNo">320</span> assertTrue(dataChunk != null);<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> assertTrue(jumboChunk != null);<a name="line.321"></a> |
| <span class="sourceLineNo">322</span><a name="line.322"></a> |
| <span class="sourceLineNo">323</span> mslab.close();<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> /**<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> * After mslab close, jumboChunk is removed from {@link ChunkCreator#chunkIdMap} but because<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> * dataChunk is recycled to pool so it is still in {@link ChunkCreator#chunkIdMap}.<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> */<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> assertTrue(ChunkCreator.getInstance().getChunk(jumboChunk.getId()) == null);<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> assertTrue(!ChunkCreator.getInstance().isChunkInPool(jumboChunk.getId()));<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> assertTrue(ChunkCreator.getInstance().getChunk(dataChunk.getId()) == dataChunk);<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> assertTrue(ChunkCreator.getInstance().isChunkInPool(dataChunk.getId()));<a name="line.331"></a> |
| <span class="sourceLineNo">332</span><a name="line.332"></a> |
| <span class="sourceLineNo">333</span> }<a name="line.333"></a> |
| <span class="sourceLineNo">334</span><a name="line.334"></a> |
| <span class="sourceLineNo">335</span> private Thread getChunkQueueTestThread(final MemStoreLABImpl mslab, String threadName,<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> Cell cellToCopyInto) {<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> Thread thread = new Thread() {<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> volatile boolean stopped = false;<a name="line.338"></a> |
| <span class="sourceLineNo">339</span><a name="line.339"></a> |
| <span class="sourceLineNo">340</span> @Override<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> public void run() {<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> while (!stopped) {<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> // keep triggering chunk retirement<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> mslab.copyCellInto(cellToCopyInto);<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> }<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> }<a name="line.346"></a> |
| <span class="sourceLineNo">347</span><a name="line.347"></a> |
| <span class="sourceLineNo">348</span> @Override<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> public void interrupt() {<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> this.stopped = true;<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> }<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> };<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> thread.setName(threadName);<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> thread.setDaemon(true);<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> return thread;<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> }<a name="line.356"></a> |
| <span class="sourceLineNo">357</span><a name="line.357"></a> |
| <span class="sourceLineNo">358</span> private static class AllocRecord implements Comparable<AllocRecord> {<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> private final ByteBuffer alloc;<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> private final int offset;<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> private final int size;<a name="line.361"></a> |
| <span class="sourceLineNo">362</span><a name="line.362"></a> |
| <span class="sourceLineNo">363</span> public AllocRecord(ByteBuffer alloc, int offset, int size) {<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> super();<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> this.alloc = alloc;<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> this.offset = offset;<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> this.size = size;<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> }<a name="line.368"></a> |
| <span class="sourceLineNo">369</span><a name="line.369"></a> |
| <span class="sourceLineNo">370</span> @Override<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> public int compareTo(AllocRecord e) {<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> if (alloc != e.alloc) {<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> throw new RuntimeException("Can only compare within a particular array");<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> }<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> return Ints.compare(this.offset, e.offset);<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> @Override<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> public String toString() {<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> return "AllocRecord(offset=" + this.offset + ", size=" + size + ")";<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> }<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> }<a name="line.382"></a> |
| <span class="sourceLineNo">383</span>}<a name="line.383"></a> |
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| </html> |
