| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
| <html lang="en"> |
| <head> |
| <title>Source code</title> |
| <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body> |
| <div class="sourceContainer"> |
| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * 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.junit.Assert.assertEquals;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.assertFalse;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertNull;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import static org.junit.Assert.assertTrue;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import static org.mockito.Mockito.doReturn;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import static org.mockito.Mockito.mock;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import static org.mockito.Mockito.when;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span><a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.io.IOException;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.ArrayList;<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.Optional;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.conf.Configuration;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.HConstants;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.TableName;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.testclassification.RegionServerTests;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.junit.Before;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.junit.ClassRule;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.junit.Test;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.junit.experimental.categories.Category;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span><a name="line.49"></a> |
| <span class="sourceLineNo">050</span>@Category({ RegionServerTests.class, SmallTests.class })<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>public class TestRegionSplitPolicy {<a name="line.51"></a> |
| <span class="sourceLineNo">052</span><a name="line.52"></a> |
| <span class="sourceLineNo">053</span> @ClassRule<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> HBaseClassTestRule.forClass(TestRegionSplitPolicy.class);<a name="line.55"></a> |
| <span class="sourceLineNo">056</span><a name="line.56"></a> |
| <span class="sourceLineNo">057</span> private Configuration conf;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> private HRegion mockRegion;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> private List<HStore> stores;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> private static final TableName TABLENAME = TableName.valueOf("t");<a name="line.60"></a> |
| <span class="sourceLineNo">061</span><a name="line.61"></a> |
| <span class="sourceLineNo">062</span> @Before<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> public void setupMocks() {<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> conf = HBaseConfiguration.create();<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> RegionInfo hri = RegionInfoBuilder.newBuilder(TABLENAME).build();<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> mockRegion = mock(HRegion.class);<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> doReturn(hri).when(mockRegion).getRegionInfo();<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> doReturn(true).when(mockRegion).isAvailable();<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> stores = new ArrayList<>();<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> doReturn(stores).when(mockRegion).getStores();<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> }<a name="line.71"></a> |
| <span class="sourceLineNo">072</span><a name="line.72"></a> |
| <span class="sourceLineNo">073</span> @Test<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> public void testForceSplitRegionWithReference() throws IOException {<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> TableDescriptor td = TableDescriptorBuilder.newBuilder(TABLENAME).setMaxFileSize(1024L).build();<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> doReturn(td).when(mockRegion).getTableDescriptor();<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> // Add a store above the requisite size. Should split.<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> HStore mockStore = mock(HStore.class);<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> doReturn(2000L).when(mockStore).getSize();<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> // Act as if there's a reference file or some other reason it can't split.<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> // This should prevent splitting even though it's big enough.<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> doReturn(false).when(mockStore).canSplit();<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> stores.add(mockStore);<a name="line.83"></a> |
| <span class="sourceLineNo">084</span><a name="line.84"></a> |
| <span class="sourceLineNo">085</span> conf.set(HConstants.HBASE_REGION_SPLIT_POLICY_KEY,<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> ConstantSizeRegionSplitPolicy.class.getName());<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> ConstantSizeRegionSplitPolicy policy =<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> (ConstantSizeRegionSplitPolicy) RegionSplitPolicy.create(mockRegion, conf);<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> assertFalse(policy.shouldSplit());<a name="line.89"></a> |
| <span class="sourceLineNo">090</span><a name="line.90"></a> |
| <span class="sourceLineNo">091</span> conf.set(HConstants.HBASE_REGION_SPLIT_POLICY_KEY,<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> IncreasingToUpperBoundRegionSplitPolicy.class.getName());<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> policy = (IncreasingToUpperBoundRegionSplitPolicy) RegionSplitPolicy.create(mockRegion, conf);<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> assertFalse(policy.shouldSplit());<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> }<a name="line.95"></a> |
| <span class="sourceLineNo">096</span><a name="line.96"></a> |
| <span class="sourceLineNo">097</span> @Test<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> public void testIncreasingToUpperBoundRegionSplitPolicy() throws IOException {<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> // Configure IncreasingToUpperBoundRegionSplitPolicy as our split policy<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> conf.set(HConstants.HBASE_REGION_SPLIT_POLICY_KEY,<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> IncreasingToUpperBoundRegionSplitPolicy.class.getName());<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> // Now make it so the mock region has a RegionServerService that will<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> // return 'online regions'.<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> RegionServerServices rss = mock(RegionServerServices.class);<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> final List<HRegion> regions = new ArrayList<>();<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> doReturn(regions).when(rss).getRegions(TABLENAME);<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> when(mockRegion.getRegionServerServices()).thenReturn(rss);<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> // Set max size for this 'table'.<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> long maxSplitSize = 1024L;<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> // Set flush size to 1/8. IncreasingToUpperBoundRegionSplitPolicy<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> // grows by the cube of the number of regions times flushsize each time.<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> long flushSize = maxSplitSize / 8;<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> conf.setLong(HConstants.HREGION_MEMSTORE_FLUSH_SIZE, flushSize);<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> TableDescriptor td = TableDescriptorBuilder.newBuilder(TABLENAME).setMaxFileSize(maxSplitSize)<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> .setMemStoreFlushSize(flushSize).build();<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> doReturn(td).when(mockRegion).getTableDescriptor();<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> // If RegionServerService with no regions in it -- 'online regions' == 0 --<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> // then IncreasingToUpperBoundRegionSplitPolicy should act like a<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> // ConstantSizePolicy<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> IncreasingToUpperBoundRegionSplitPolicy policy =<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> (IncreasingToUpperBoundRegionSplitPolicy) RegionSplitPolicy.create(mockRegion, conf);<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> doConstantSizePolicyTests(policy);<a name="line.122"></a> |
| <span class="sourceLineNo">123</span><a name="line.123"></a> |
| <span class="sourceLineNo">124</span> // Add a store in excess of split size. Because there are "no regions"<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> // on this server -- rss.getOnlineRegions is 0 -- then we should split<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> // like a constantsizeregionsplitpolicy would<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> HStore mockStore = mock(HStore.class);<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> doReturn(2000L).when(mockStore).getSize();<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> doReturn(true).when(mockStore).canSplit();<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> stores.add(mockStore);<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> // It should split<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> assertTrue(policy.shouldSplit());<a name="line.132"></a> |
| <span class="sourceLineNo">133</span><a name="line.133"></a> |
| <span class="sourceLineNo">134</span> // Now test that we increase our split size as online regions for a table<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> // grows. With one region, split size should be flushsize.<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> regions.add(mockRegion);<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> doReturn(flushSize).when(mockStore).getSize();<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> // Should not split since store is flush size.<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> assertFalse(policy.shouldSplit());<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> // Set size of store to be > 2*flush size and we should split<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> doReturn(flushSize * 2 + 1).when(mockStore).getSize();<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> assertTrue(policy.shouldSplit());<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> // Add another region to the 'online regions' on this server and we should<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> // now be no longer be splittable since split size has gone up.<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> regions.add(mockRegion);<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> assertFalse(policy.shouldSplit());<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> // make sure its just over; verify it'll split<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> doReturn((long) (maxSplitSize * 1.25 + 1)).when(mockStore).getSize();<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> assertTrue(policy.shouldSplit());<a name="line.149"></a> |
| <span class="sourceLineNo">150</span><a name="line.150"></a> |
| <span class="sourceLineNo">151</span> // Finally assert that even if loads of regions, we'll split at max size<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> assertWithinJitter(maxSplitSize, policy.getSizeToCheck(1000));<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> // Assert same is true if count of regions is zero.<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> assertWithinJitter(maxSplitSize, policy.getSizeToCheck(0));<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> }<a name="line.155"></a> |
| <span class="sourceLineNo">156</span><a name="line.156"></a> |
| <span class="sourceLineNo">157</span> @Test<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> public void testIsExceedSize() throws IOException {<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> // Configure SteppingAllStoresSizeSplitPolicy as our split policy<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> conf.set(HConstants.HBASE_REGION_SPLIT_POLICY_KEY,<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> ConstantSizeRegionSplitPolicy.class.getName());<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> // Now make it so the mock region has a RegionServerService that will<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> // return 'online regions'.<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> RegionServerServices rss = mock(RegionServerServices.class);<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> final List<HRegion> regions = new ArrayList<>();<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> doReturn(regions).when(rss).getRegions(TABLENAME);<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> when(mockRegion.getRegionServerServices()).thenReturn(rss);<a name="line.167"></a> |
| <span class="sourceLineNo">168</span><a name="line.168"></a> |
| <span class="sourceLineNo">169</span> TableDescriptor td = TableDescriptorBuilder.newBuilder(TABLENAME).build();<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> doReturn(td).when(mockRegion).getTableDescriptor();<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> ConstantSizeRegionSplitPolicy policy =<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> (ConstantSizeRegionSplitPolicy) RegionSplitPolicy.create(mockRegion, conf);<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> regions.add(mockRegion);<a name="line.173"></a> |
| <span class="sourceLineNo">174</span><a name="line.174"></a> |
| <span class="sourceLineNo">175</span> HStore mockStore1 = mock(HStore.class);<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> doReturn(100L).when(mockStore1).getSize();<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> HStore mockStore2 = mock(HStore.class);<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> doReturn(924L).when(mockStore2).getSize();<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> HStore mockStore3 = mock(HStore.class);<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> doReturn(925L).when(mockStore3).getSize();<a name="line.180"></a> |
| <span class="sourceLineNo">181</span><a name="line.181"></a> |
| <span class="sourceLineNo">182</span> // test sum of store's size not greater than sizeToCheck<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> stores.add(mockStore1);<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> stores.add(mockStore2);<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> assertFalse(policy.isExceedSize(1024));<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> stores.clear();<a name="line.186"></a> |
| <span class="sourceLineNo">187</span><a name="line.187"></a> |
| <span class="sourceLineNo">188</span> // test sum of store's size greater than sizeToCheck<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> stores.add(mockStore1);<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> stores.add(mockStore3);<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> assertTrue(policy.isExceedSize(1024));<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> }<a name="line.192"></a> |
| <span class="sourceLineNo">193</span><a name="line.193"></a> |
| <span class="sourceLineNo">194</span> @Test<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> public void testBusyRegionSplitPolicy() throws Exception {<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> doReturn(TableDescriptorBuilder.newBuilder(TABLENAME).build()).when(mockRegion)<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> .getTableDescriptor();<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> conf.set(HConstants.HBASE_REGION_SPLIT_POLICY_KEY, BusyRegionSplitPolicy.class.getName());<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> conf.setLong("hbase.busy.policy.minAge", 1000000L);<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> conf.setFloat("hbase.busy.policy.blockedRequests", 0.1f);<a name="line.200"></a> |
| <span class="sourceLineNo">201</span><a name="line.201"></a> |
| <span class="sourceLineNo">202</span> RegionServerServices rss = mock(RegionServerServices.class);<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> final List<HRegion> regions = new ArrayList<>();<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> doReturn(regions).when(rss).getRegions(TABLENAME);<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> when(mockRegion.getRegionServerServices()).thenReturn(rss);<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> when(mockRegion.getBlockedRequestsCount()).thenReturn(0L);<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> when(mockRegion.getWriteRequestsCount()).thenReturn(0L);<a name="line.207"></a> |
| <span class="sourceLineNo">208</span><a name="line.208"></a> |
| <span class="sourceLineNo">209</span> BusyRegionSplitPolicy policy =<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> (BusyRegionSplitPolicy) RegionSplitPolicy.create(mockRegion, conf);<a name="line.210"></a> |
| <span class="sourceLineNo">211</span><a name="line.211"></a> |
| <span class="sourceLineNo">212</span> when(mockRegion.getBlockedRequestsCount()).thenReturn(10L);<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> when(mockRegion.getWriteRequestsCount()).thenReturn(10L);<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> // Not enough time since region came online<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> assertFalse(policy.shouldSplit());<a name="line.215"></a> |
| <span class="sourceLineNo">216</span><a name="line.216"></a> |
| <span class="sourceLineNo">217</span> // Reset min age for split to zero<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> conf.setLong("hbase.busy.policy.minAge", 0L);<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> // Aggregate over 500 ms periods<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> conf.setLong("hbase.busy.policy.aggWindow", 500L);<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> policy = (BusyRegionSplitPolicy) RegionSplitPolicy.create(mockRegion, conf);<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> long start = EnvironmentEdgeManager.currentTime();<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> when(mockRegion.getBlockedRequestsCount()).thenReturn(10L);<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> when(mockRegion.getWriteRequestsCount()).thenReturn(20L);<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> Thread.sleep(300);<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> assertFalse(policy.shouldSplit());<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> when(mockRegion.getBlockedRequestsCount()).thenReturn(12L);<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> when(mockRegion.getWriteRequestsCount()).thenReturn(30L);<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> Thread.sleep(2);<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> // Enough blocked requests since last time, but aggregate blocked request<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> // rate over last 500 ms is still low, because major portion of the window is constituted<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> // by the previous zero blocked request period which lasted at least 300 ms off last 500 ms.<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> if (EnvironmentEdgeManager.currentTime() - start < 500) {<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> assertFalse(policy.shouldSplit());<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> }<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> when(mockRegion.getBlockedRequestsCount()).thenReturn(14L);<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> when(mockRegion.getWriteRequestsCount()).thenReturn(40L);<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> Thread.sleep(200);<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> assertTrue(policy.shouldSplit());<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> }<a name="line.240"></a> |
| <span class="sourceLineNo">241</span><a name="line.241"></a> |
| <span class="sourceLineNo">242</span> private void assertWithinJitter(long maxSplitSize, long sizeToCheck) {<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> assertTrue("Size greater than lower bound of jitter",<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> (long) (maxSplitSize * 0.75) <= sizeToCheck);<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> assertTrue("Size less than upper bound of jitter", (long) (maxSplitSize * 1.25) >= sizeToCheck);<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> }<a name="line.246"></a> |
| <span class="sourceLineNo">247</span><a name="line.247"></a> |
| <span class="sourceLineNo">248</span> @Test<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> public void testCreateDefault() throws IOException {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> conf.setLong(HConstants.HREGION_MAX_FILESIZE, 1234L);<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> TableDescriptor td = TableDescriptorBuilder.newBuilder(TABLENAME).build();<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> doReturn(td).when(mockRegion).getTableDescriptor();<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> // Using a default HTD, should pick up the file size from<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> // configuration.<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> ConstantSizeRegionSplitPolicy policy =<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> (ConstantSizeRegionSplitPolicy) RegionSplitPolicy.create(mockRegion, conf);<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> assertWithinJitter(1234L, policy.getDesiredMaxFileSize());<a name="line.257"></a> |
| <span class="sourceLineNo">258</span><a name="line.258"></a> |
| <span class="sourceLineNo">259</span> // If specified in HTD, should use that<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> td = TableDescriptorBuilder.newBuilder(TABLENAME).setMaxFileSize(9999L).build();<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> doReturn(td).when(mockRegion).getTableDescriptor();<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> policy = (ConstantSizeRegionSplitPolicy) RegionSplitPolicy.create(mockRegion, conf);<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> assertWithinJitter(9999L, policy.getDesiredMaxFileSize());<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> }<a name="line.264"></a> |
| <span class="sourceLineNo">265</span><a name="line.265"></a> |
| <span class="sourceLineNo">266</span> /**<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> * Test setting up a customized split policy<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> */<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> @Test<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> public void testCustomPolicy() throws IOException {<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> TableDescriptor td = TableDescriptorBuilder.newBuilder(TABLENAME)<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> .setRegionSplitPolicyClassName(KeyPrefixRegionSplitPolicy.class.getName())<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> .setValue(KeyPrefixRegionSplitPolicy.PREFIX_LENGTH_KEY, "2").build();<a name="line.273"></a> |
| <span class="sourceLineNo">274</span><a name="line.274"></a> |
| <span class="sourceLineNo">275</span> doReturn(td).when(mockRegion).getTableDescriptor();<a name="line.275"></a> |
| <span class="sourceLineNo">276</span><a name="line.276"></a> |
| <span class="sourceLineNo">277</span> HStore mockStore = mock(HStore.class);<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> doReturn(2000L).when(mockStore).getSize();<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> doReturn(true).when(mockStore).canSplit();<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> doReturn(Optional.of(Bytes.toBytes("abcd"))).when(mockStore).getSplitPoint();<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> stores.add(mockStore);<a name="line.281"></a> |
| <span class="sourceLineNo">282</span><a name="line.282"></a> |
| <span class="sourceLineNo">283</span> KeyPrefixRegionSplitPolicy policy =<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> (KeyPrefixRegionSplitPolicy) RegionSplitPolicy.create(mockRegion, conf);<a name="line.284"></a> |
| <span class="sourceLineNo">285</span><a name="line.285"></a> |
| <span class="sourceLineNo">286</span> assertEquals("ab", Bytes.toString(policy.getSplitPoint()));<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> }<a name="line.287"></a> |
| <span class="sourceLineNo">288</span><a name="line.288"></a> |
| <span class="sourceLineNo">289</span> @Test<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> public void testConstantSizePolicy() throws IOException {<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> TableDescriptor td = TableDescriptorBuilder.newBuilder(TABLENAME).setMaxFileSize(1024L).build();<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> doReturn(td).when(mockRegion).getTableDescriptor();<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> ConstantSizeRegionSplitPolicy policy =<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> (ConstantSizeRegionSplitPolicy) RegionSplitPolicy.create(mockRegion, conf);<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> doConstantSizePolicyTests(policy);<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> }<a name="line.296"></a> |
| <span class="sourceLineNo">297</span><a name="line.297"></a> |
| <span class="sourceLineNo">298</span> /**<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> * Run through tests for a ConstantSizeRegionSplitPolicy<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> */<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> private void doConstantSizePolicyTests(final ConstantSizeRegionSplitPolicy policy) {<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> // For no stores, should not split<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> assertFalse(policy.shouldSplit());<a name="line.303"></a> |
| <span class="sourceLineNo">304</span><a name="line.304"></a> |
| <span class="sourceLineNo">305</span> // Add a store above the requisite size. Should split.<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> HStore mockStore = mock(HStore.class);<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> doReturn(2000L).when(mockStore).getSize();<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> doReturn(true).when(mockStore).canSplit();<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> stores.add(mockStore);<a name="line.309"></a> |
| <span class="sourceLineNo">310</span><a name="line.310"></a> |
| <span class="sourceLineNo">311</span> assertTrue(policy.shouldSplit());<a name="line.311"></a> |
| <span class="sourceLineNo">312</span><a name="line.312"></a> |
| <span class="sourceLineNo">313</span> // Act as if there's a reference file or some other reason it can't split.<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> // This should prevent splitting even though it's big enough.<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> doReturn(false).when(mockStore).canSplit();<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> assertFalse(policy.shouldSplit());<a name="line.316"></a> |
| <span class="sourceLineNo">317</span><a name="line.317"></a> |
| <span class="sourceLineNo">318</span> // Reset splittability after above<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> doReturn(true).when(mockStore).canSplit();<a name="line.319"></a> |
| <span class="sourceLineNo">320</span><a name="line.320"></a> |
| <span class="sourceLineNo">321</span> // Set to a small size, should not split<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> doReturn(100L).when(mockStore).getSize();<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> assertFalse(policy.shouldSplit());<a name="line.323"></a> |
| <span class="sourceLineNo">324</span><a name="line.324"></a> |
| <span class="sourceLineNo">325</span> // Clear families we added above<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> stores.clear();<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> }<a name="line.327"></a> |
| <span class="sourceLineNo">328</span><a name="line.328"></a> |
| <span class="sourceLineNo">329</span> @Test<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> public void testGetSplitPoint() throws IOException {<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> TableDescriptor td = TableDescriptorBuilder.newBuilder(TABLENAME).build();<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> doReturn(td).when(mockRegion).getTableDescriptor();<a name="line.332"></a> |
| <span class="sourceLineNo">333</span><a name="line.333"></a> |
| <span class="sourceLineNo">334</span> ConstantSizeRegionSplitPolicy policy =<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> (ConstantSizeRegionSplitPolicy) RegionSplitPolicy.create(mockRegion, conf);<a name="line.335"></a> |
| <span class="sourceLineNo">336</span><a name="line.336"></a> |
| <span class="sourceLineNo">337</span> // For no stores, should not split<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> assertFalse(policy.shouldSplit());<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> assertNull(policy.getSplitPoint());<a name="line.339"></a> |
| <span class="sourceLineNo">340</span><a name="line.340"></a> |
| <span class="sourceLineNo">341</span> // Add a store above the requisite size. Should split.<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> HStore mockStore = mock(HStore.class);<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> doReturn(2000L).when(mockStore).getSize();<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> doReturn(true).when(mockStore).canSplit();<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> doReturn(Optional.of(Bytes.toBytes("store 1 split"))).when(mockStore).getSplitPoint();<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> stores.add(mockStore);<a name="line.346"></a> |
| <span class="sourceLineNo">347</span><a name="line.347"></a> |
| <span class="sourceLineNo">348</span> assertEquals("store 1 split", Bytes.toString(policy.getSplitPoint()));<a name="line.348"></a> |
| <span class="sourceLineNo">349</span><a name="line.349"></a> |
| <span class="sourceLineNo">350</span> // Add a bigger store. The split point should come from that one<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> HStore mockStore2 = mock(HStore.class);<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> doReturn(4000L).when(mockStore2).getSize();<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> doReturn(true).when(mockStore2).canSplit();<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> doReturn(Optional.of(Bytes.toBytes("store 2 split"))).when(mockStore2).getSplitPoint();<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> stores.add(mockStore2);<a name="line.355"></a> |
| <span class="sourceLineNo">356</span><a name="line.356"></a> |
| <span class="sourceLineNo">357</span> assertEquals("store 2 split", Bytes.toString(policy.getSplitPoint()));<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> }<a name="line.358"></a> |
| <span class="sourceLineNo">359</span><a name="line.359"></a> |
| <span class="sourceLineNo">360</span> @Test<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> public void testDelimitedKeyPrefixRegionSplitPolicy() throws IOException {<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> TableDescriptor td = TableDescriptorBuilder.newBuilder(TABLENAME)<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> .setRegionSplitPolicyClassName(DelimitedKeyPrefixRegionSplitPolicy.class.getName())<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> .setValue(DelimitedKeyPrefixRegionSplitPolicy.DELIMITER_KEY, ",").build();<a name="line.364"></a> |
| <span class="sourceLineNo">365</span><a name="line.365"></a> |
| <span class="sourceLineNo">366</span> doReturn(td).when(mockRegion).getTableDescriptor();<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> doReturn(stores).when(mockRegion).getStores();<a name="line.367"></a> |
| <span class="sourceLineNo">368</span><a name="line.368"></a> |
| <span class="sourceLineNo">369</span> HStore mockStore = mock(HStore.class);<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> doReturn(2000L).when(mockStore).getSize();<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> doReturn(true).when(mockStore).canSplit();<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> doReturn(Optional.of(Bytes.toBytes("ab,cd"))).when(mockStore).getSplitPoint();<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> stores.add(mockStore);<a name="line.373"></a> |
| <span class="sourceLineNo">374</span><a name="line.374"></a> |
| <span class="sourceLineNo">375</span> DelimitedKeyPrefixRegionSplitPolicy policy =<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> (DelimitedKeyPrefixRegionSplitPolicy) RegionSplitPolicy.create(mockRegion, conf);<a name="line.376"></a> |
| <span class="sourceLineNo">377</span><a name="line.377"></a> |
| <span class="sourceLineNo">378</span> assertEquals("ab", Bytes.toString(policy.getSplitPoint()));<a name="line.378"></a> |
| <span class="sourceLineNo">379</span><a name="line.379"></a> |
| <span class="sourceLineNo">380</span> doReturn(Optional.of(Bytes.toBytes("ijk"))).when(mockStore).getSplitPoint();<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> assertEquals("ijk", Bytes.toString(policy.getSplitPoint()));<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> |
| <span class="sourceLineNo">384</span> @Test<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> public void testConstantSizePolicyWithJitter() throws IOException {<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> conf.set(HConstants.HBASE_REGION_SPLIT_POLICY_KEY,<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> ConstantSizeRegionSplitPolicy.class.getName());<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> TableDescriptor td =<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> TableDescriptorBuilder.newBuilder(TABLENAME).setMaxFileSize(Long.MAX_VALUE).build();<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> doReturn(td).when(mockRegion).getTableDescriptor();<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> boolean positiveJitter = false;<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> ConstantSizeRegionSplitPolicy policy = null;<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> while (!positiveJitter) {<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> policy = (ConstantSizeRegionSplitPolicy) RegionSplitPolicy.create(mockRegion, conf);<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> positiveJitter = policy.positiveJitterRate();<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> }<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> // add a store<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> HStore mockStore = mock(HStore.class);<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> doReturn(2000L).when(mockStore).getSize();<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> doReturn(true).when(mockStore).canSplit();<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> stores.add(mockStore);<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> // Jitter shouldn't cause overflow when HTableDescriptor.MAX_FILESIZE set to Long.MAX_VALUE<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> assertFalse(policy.shouldSplit());<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> }<a name="line.404"></a> |
| <span class="sourceLineNo">405</span>}<a name="line.405"></a> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </body> |
| </html> |