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| <pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> *<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * or more contributor license agreements. See the NOTICE file<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * distributed with this work for additional information<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * regarding copyright ownership. The ASF licenses this file<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * to you under the Apache License, Version 2.0 (the<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * "License"); you may not use this file except in compliance<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> * with the License. You may obtain a copy of the License at<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> *<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> *<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * Unless required by applicable law or agreed to in writing, software<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * See the License for the specific language governing permissions and<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> * limitations under the License.<a name="line.17"></a> |
| <span class="sourceLineNo">018</span> */<a name="line.18"></a> |
| <span class="sourceLineNo">019</span>package org.apache.hadoop.hbase.regionserver;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span><a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.apache.hadoop.hbase.regionserver.Store.NO_PRIORITY;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.apache.hadoop.hbase.regionserver.Store.PRIORITY_USER;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.io.IOException;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.io.PrintWriter;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.io.StringWriter;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.Comparator;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.Iterator;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.Optional;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.concurrent.BlockingQueue;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.concurrent.Executors;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.util.concurrent.RejectedExecutionException;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import java.util.concurrent.RejectedExecutionHandler;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import java.util.concurrent.ThreadPoolExecutor;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import java.util.concurrent.TimeUnit;<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 java.util.function.IntSupplier;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.conf.Configuration;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.conf.ConfigurationManager;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.conf.PropagatingConfigurationObserver;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.quotas.RegionServerSpaceQuotaManager;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionContext;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionLifeCycleTracker;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionRequestImpl;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionRequester;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.regionserver.throttle.CompactionThroughputControllerFactory;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.regionserver.throttle.ThroughputController;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.security.Superusers;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.security.User;<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.apache.hadoop.hbase.util.StealJobQueue;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.util.StringUtils;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.slf4j.Logger;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.slf4j.LoggerFactory;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.apache.hbase.thirdparty.com.google.common.util.concurrent.ThreadFactoryBuilder;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span><a name="line.59"></a> |
| <span class="sourceLineNo">060</span>/**<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> * Compact region on request and then run split if appropriate<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> */<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>@InterfaceAudience.Private<a name="line.63"></a> |
| <span class="sourceLineNo">064</span>public class CompactSplit implements CompactionRequester, PropagatingConfigurationObserver {<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> private static final Logger LOG = LoggerFactory.getLogger(CompactSplit.class);<a name="line.65"></a> |
| <span class="sourceLineNo">066</span><a name="line.66"></a> |
| <span class="sourceLineNo">067</span> // Configuration key for the large compaction threads.<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> public final static String LARGE_COMPACTION_THREADS =<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> "hbase.regionserver.thread.compaction.large";<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> public final static int LARGE_COMPACTION_THREADS_DEFAULT = 1;<a name="line.70"></a> |
| <span class="sourceLineNo">071</span><a name="line.71"></a> |
| <span class="sourceLineNo">072</span> // Configuration key for the small compaction threads.<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> public final static String SMALL_COMPACTION_THREADS =<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> "hbase.regionserver.thread.compaction.small";<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> public final static int SMALL_COMPACTION_THREADS_DEFAULT = 1;<a name="line.75"></a> |
| <span class="sourceLineNo">076</span><a name="line.76"></a> |
| <span class="sourceLineNo">077</span> // Configuration key for split threads<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> public final static String SPLIT_THREADS = "hbase.regionserver.thread.split";<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> public final static int SPLIT_THREADS_DEFAULT = 1;<a name="line.79"></a> |
| <span class="sourceLineNo">080</span><a name="line.80"></a> |
| <span class="sourceLineNo">081</span> public static final String REGION_SERVER_REGION_SPLIT_LIMIT =<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> "hbase.regionserver.regionSplitLimit";<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> public static final int DEFAULT_REGION_SERVER_REGION_SPLIT_LIMIT= 1000;<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> public static final String HBASE_REGION_SERVER_ENABLE_COMPACTION =<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> "hbase.regionserver.compaction.enabled";<a name="line.85"></a> |
| <span class="sourceLineNo">086</span><a name="line.86"></a> |
| <span class="sourceLineNo">087</span> private final HRegionServer server;<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> private final Configuration conf;<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> private volatile ThreadPoolExecutor longCompactions;<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> private volatile ThreadPoolExecutor shortCompactions;<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> private volatile ThreadPoolExecutor splits;<a name="line.91"></a> |
| <span class="sourceLineNo">092</span><a name="line.92"></a> |
| <span class="sourceLineNo">093</span> private volatile ThroughputController compactionThroughputController;<a name="line.93"></a> |
| <span class="sourceLineNo">094</span><a name="line.94"></a> |
| <span class="sourceLineNo">095</span> private volatile boolean compactionsEnabled;<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> /**<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> * Splitting should not take place if the total number of regions exceed this.<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> * This is not a hard limit to the number of regions but it is a guideline to<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> * stop splitting after number of online regions is greater than this.<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> */<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> private int regionSplitLimit;<a name="line.101"></a> |
| <span class="sourceLineNo">102</span><a name="line.102"></a> |
| <span class="sourceLineNo">103</span> CompactSplit(HRegionServer server) {<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> this.server = server;<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> this.conf = server.getConfiguration();<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> this.compactionsEnabled = this.conf.getBoolean(HBASE_REGION_SERVER_ENABLE_COMPACTION,true);<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> createCompactionExecutors();<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> createSplitExcecutors();<a name="line.108"></a> |
| <span class="sourceLineNo">109</span><a name="line.109"></a> |
| <span class="sourceLineNo">110</span> // compaction throughput controller<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> this.compactionThroughputController =<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> CompactionThroughputControllerFactory.create(server, conf);<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> }<a name="line.113"></a> |
| <span class="sourceLineNo">114</span><a name="line.114"></a> |
| <span class="sourceLineNo">115</span> private void createSplitExcecutors() {<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> final String n = Thread.currentThread().getName();<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> int splitThreads = conf.getInt(SPLIT_THREADS, SPLIT_THREADS_DEFAULT);<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> this.splits = (ThreadPoolExecutor) Executors.newFixedThreadPool(splitThreads,<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> new ThreadFactoryBuilder().setNameFormat(n + "-splits-%d").setDaemon(true).build());<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> private void createCompactionExecutors() {<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> this.regionSplitLimit =<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> conf.getInt(REGION_SERVER_REGION_SPLIT_LIMIT, DEFAULT_REGION_SERVER_REGION_SPLIT_LIMIT);<a name="line.124"></a> |
| <span class="sourceLineNo">125</span><a name="line.125"></a> |
| <span class="sourceLineNo">126</span> int largeThreads =<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> Math.max(1, conf.getInt(LARGE_COMPACTION_THREADS, LARGE_COMPACTION_THREADS_DEFAULT));<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> int smallThreads = conf.getInt(SMALL_COMPACTION_THREADS, SMALL_COMPACTION_THREADS_DEFAULT);<a name="line.128"></a> |
| <span class="sourceLineNo">129</span><a name="line.129"></a> |
| <span class="sourceLineNo">130</span> // if we have throttle threads, make sure the user also specified size<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> Preconditions.checkArgument(largeThreads > 0 && smallThreads > 0);<a name="line.131"></a> |
| <span class="sourceLineNo">132</span><a name="line.132"></a> |
| <span class="sourceLineNo">133</span> final String n = Thread.currentThread().getName();<a name="line.133"></a> |
| <span class="sourceLineNo">134</span><a name="line.134"></a> |
| <span class="sourceLineNo">135</span> StealJobQueue<Runnable> stealJobQueue = new StealJobQueue<Runnable>(COMPARATOR);<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> this.longCompactions = new ThreadPoolExecutor(largeThreads, largeThreads, 60, TimeUnit.SECONDS,<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> stealJobQueue, new ThreadFactoryBuilder().setNameFormat(n + "-longCompactions-%d")<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> .setDaemon(true).build());<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> this.longCompactions.setRejectedExecutionHandler(new Rejection());<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> this.longCompactions.prestartAllCoreThreads();<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> this.shortCompactions = new ThreadPoolExecutor(smallThreads, smallThreads, 60, TimeUnit.SECONDS,<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> stealJobQueue.getStealFromQueue(), new ThreadFactoryBuilder()<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> .setNameFormat(n + "-shortCompactions-%d").setDaemon(true).build());<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> this.shortCompactions.setRejectedExecutionHandler(new Rejection());<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> }<a name="line.145"></a> |
| <span class="sourceLineNo">146</span><a name="line.146"></a> |
| <span class="sourceLineNo">147</span> @Override<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> public String toString() {<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> return "compactionQueue=(longCompactions="<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> + longCompactions.getQueue().size() + ":shortCompactions="<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> + shortCompactions.getQueue().size() + ")"<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> + ", splitQueue=" + splits.getQueue().size();<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> }<a name="line.153"></a> |
| <span class="sourceLineNo">154</span><a name="line.154"></a> |
| <span class="sourceLineNo">155</span> public String dumpQueue() {<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> StringBuilder queueLists = new StringBuilder();<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> queueLists.append("Compaction/Split Queue dump:\n");<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> queueLists.append(" LargeCompation Queue:\n");<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> BlockingQueue<Runnable> lq = longCompactions.getQueue();<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> Iterator<Runnable> it = lq.iterator();<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> while (it.hasNext()) {<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> queueLists.append(" " + it.next().toString());<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> queueLists.append("\n");<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> }<a name="line.164"></a> |
| <span class="sourceLineNo">165</span><a name="line.165"></a> |
| <span class="sourceLineNo">166</span> if (shortCompactions != null) {<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> queueLists.append("\n");<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> queueLists.append(" SmallCompation Queue:\n");<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> lq = shortCompactions.getQueue();<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> it = lq.iterator();<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> while (it.hasNext()) {<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> queueLists.append(" " + it.next().toString());<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> queueLists.append("\n");<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> }<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> }<a name="line.175"></a> |
| <span class="sourceLineNo">176</span><a name="line.176"></a> |
| <span class="sourceLineNo">177</span> queueLists.append("\n");<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> queueLists.append(" Split Queue:\n");<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> lq = splits.getQueue();<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> it = lq.iterator();<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> while (it.hasNext()) {<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> queueLists.append(" " + it.next().toString());<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> queueLists.append("\n");<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> }<a name="line.184"></a> |
| <span class="sourceLineNo">185</span><a name="line.185"></a> |
| <span class="sourceLineNo">186</span> return queueLists.toString();<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> }<a name="line.187"></a> |
| <span class="sourceLineNo">188</span><a name="line.188"></a> |
| <span class="sourceLineNo">189</span> public synchronized boolean requestSplit(final Region r) {<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> // don't split regions that are blocking<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> HRegion hr = (HRegion)r;<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> try {<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> if (shouldSplitRegion() && hr.getCompactPriority() >= PRIORITY_USER) {<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> byte[] midKey = hr.checkSplit().orElse(null);<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> if (midKey != null) {<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> requestSplit(r, midKey);<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> return true;<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> } catch (IndexOutOfBoundsException e) {<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> // We get this sometimes. Not sure why. Catch and return false; no split request.<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> LOG.warn("Catching out-of-bounds; region={}, policy={}", hr == null? null: hr.getRegionInfo(),<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> hr == null? "null": hr.getCompactPriority(), e);<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> }<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> return false;<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> }<a name="line.206"></a> |
| <span class="sourceLineNo">207</span><a name="line.207"></a> |
| <span class="sourceLineNo">208</span> public synchronized void requestSplit(final Region r, byte[] midKey) {<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> requestSplit(r, midKey, null);<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> }<a name="line.210"></a> |
| <span class="sourceLineNo">211</span><a name="line.211"></a> |
| <span class="sourceLineNo">212</span> /*<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> * The User parameter allows the split thread to assume the correct user identity<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> */<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> public synchronized void requestSplit(final Region r, byte[] midKey, User user) {<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> if (midKey == null) {<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> LOG.debug("Region " + r.getRegionInfo().getRegionNameAsString() +<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> " not splittable because midkey=null");<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> return;<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> }<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> try {<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> this.splits.execute(new SplitRequest(r, midKey, this.server, user));<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> if (LOG.isDebugEnabled()) {<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> LOG.debug("Splitting " + r + ", " + this);<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> }<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> } catch (RejectedExecutionException ree) {<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> LOG.info("Could not execute split for " + r, ree);<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> }<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> }<a name="line.229"></a> |
| <span class="sourceLineNo">230</span><a name="line.230"></a> |
| <span class="sourceLineNo">231</span> private void interrupt() {<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> longCompactions.shutdownNow();<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> shortCompactions.shutdownNow();<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> }<a name="line.234"></a> |
| <span class="sourceLineNo">235</span><a name="line.235"></a> |
| <span class="sourceLineNo">236</span> private void reInitializeCompactionsExecutors() {<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> createCompactionExecutors();<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> }<a name="line.238"></a> |
| <span class="sourceLineNo">239</span><a name="line.239"></a> |
| <span class="sourceLineNo">240</span> private interface CompactionCompleteTracker {<a name="line.240"></a> |
| <span class="sourceLineNo">241</span><a name="line.241"></a> |
| <span class="sourceLineNo">242</span> default void completed(Store store) {<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> }<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> }<a name="line.244"></a> |
| <span class="sourceLineNo">245</span><a name="line.245"></a> |
| <span class="sourceLineNo">246</span> private static final CompactionCompleteTracker DUMMY_COMPLETE_TRACKER =<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> new CompactionCompleteTracker() {};<a name="line.247"></a> |
| <span class="sourceLineNo">248</span><a name="line.248"></a> |
| <span class="sourceLineNo">249</span> private static final class AggregatingCompleteTracker implements CompactionCompleteTracker {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span><a name="line.250"></a> |
| <span class="sourceLineNo">251</span> private final CompactionLifeCycleTracker tracker;<a name="line.251"></a> |
| <span class="sourceLineNo">252</span><a name="line.252"></a> |
| <span class="sourceLineNo">253</span> private final AtomicInteger remaining;<a name="line.253"></a> |
| <span class="sourceLineNo">254</span><a name="line.254"></a> |
| <span class="sourceLineNo">255</span> public AggregatingCompleteTracker(CompactionLifeCycleTracker tracker, int numberOfStores) {<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> this.tracker = tracker;<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> this.remaining = new AtomicInteger(numberOfStores);<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> }<a name="line.258"></a> |
| <span class="sourceLineNo">259</span><a name="line.259"></a> |
| <span class="sourceLineNo">260</span> @Override<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> public void completed(Store store) {<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> if (remaining.decrementAndGet() == 0) {<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> tracker.completed();<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><a name="line.267"></a> |
| <span class="sourceLineNo">268</span> private CompactionCompleteTracker getCompleteTracker(CompactionLifeCycleTracker tracker,<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> IntSupplier numberOfStores) {<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> if (tracker == CompactionLifeCycleTracker.DUMMY) {<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> // a simple optimization to avoid creating unnecessary objects as usually we do not care about<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> // the life cycle of a compaction.<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> return DUMMY_COMPLETE_TRACKER;<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> } else {<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> return new AggregatingCompleteTracker(tracker, numberOfStores.getAsInt());<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> }<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> }<a name="line.277"></a> |
| <span class="sourceLineNo">278</span><a name="line.278"></a> |
| <span class="sourceLineNo">279</span> @Override<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> public synchronized void requestCompaction(HRegion region, String why, int priority,<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> CompactionLifeCycleTracker tracker, User user) throws IOException {<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> requestCompactionInternal(region, why, priority, true, tracker,<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> getCompleteTracker(tracker, () -> region.getTableDescriptor().getColumnFamilyCount()), user);<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> }<a name="line.284"></a> |
| <span class="sourceLineNo">285</span><a name="line.285"></a> |
| <span class="sourceLineNo">286</span> @Override<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> public synchronized void requestCompaction(HRegion region, HStore store, String why, int priority,<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> CompactionLifeCycleTracker tracker, User user) throws IOException {<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> requestCompactionInternal(region, store, why, priority, true, tracker,<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> getCompleteTracker(tracker, () -> 1), user);<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> }<a name="line.291"></a> |
| <span class="sourceLineNo">292</span><a name="line.292"></a> |
| <span class="sourceLineNo">293</span> @Override<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> public void switchCompaction(boolean onOrOff) {<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> if (onOrOff) {<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> // re-create executor pool if compactions are disabled.<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> if (!isCompactionsEnabled()) {<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> LOG.info("Re-Initializing compactions because user switched on compactions");<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> reInitializeCompactionsExecutors();<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> }<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> } else {<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> LOG.info("Interrupting running compactions because user switched off compactions");<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> interrupt();<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> }<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> setCompactionsEnabled(onOrOff);<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> }<a name="line.306"></a> |
| <span class="sourceLineNo">307</span><a name="line.307"></a> |
| <span class="sourceLineNo">308</span> private void requestCompactionInternal(HRegion region, String why, int priority,<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> boolean selectNow, CompactionLifeCycleTracker tracker,<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> CompactionCompleteTracker completeTracker, User user) throws IOException {<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> // request compaction on all stores<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> for (HStore store : region.stores.values()) {<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> requestCompactionInternal(region, store, why, priority, selectNow, tracker, completeTracker,<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> user);<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> }<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> }<a name="line.316"></a> |
| <span class="sourceLineNo">317</span><a name="line.317"></a> |
| <span class="sourceLineNo">318</span> private void requestCompactionInternal(HRegion region, HStore store, String why, int priority,<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> boolean selectNow, CompactionLifeCycleTracker tracker,<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> CompactionCompleteTracker completeTracker, User user) throws IOException {<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> if (this.server.isStopped() || (region.getTableDescriptor() != null &&<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> !region.getTableDescriptor().isCompactionEnabled())) {<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> return;<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> }<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> RegionServerSpaceQuotaManager spaceQuotaManager =<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> this.server.getRegionServerSpaceQuotaManager();<a name="line.326"></a> |
| <span class="sourceLineNo">327</span><a name="line.327"></a> |
| <span class="sourceLineNo">328</span> if (user != null && !Superusers.isSuperUser(user) && spaceQuotaManager != null<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> && spaceQuotaManager.areCompactionsDisabled(region.getTableDescriptor().getTableName())) {<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> // Enter here only when:<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> // It's a user generated req, the user is super user, quotas enabled, compactions disabled.<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> String reason = "Ignoring compaction request for " + region +<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> " as an active space quota violation " + " policy disallows compactions.";<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> tracker.notExecuted(store, reason);<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> completeTracker.completed(store);<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> LOG.debug(reason);<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> return;<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> }<a name="line.338"></a> |
| <span class="sourceLineNo">339</span><a name="line.339"></a> |
| <span class="sourceLineNo">340</span> CompactionContext compaction;<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> if (selectNow) {<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> Optional<CompactionContext> c =<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> selectCompaction(region, store, priority, tracker, completeTracker, user);<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> if (!c.isPresent()) {<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> // message logged inside<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> return;<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> }<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> compaction = c.get();<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> } else {<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> compaction = null;<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> ThreadPoolExecutor pool;<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> if (selectNow) {<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> // compaction.get is safe as we will just return if selectNow is true but no compaction is<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> // selected<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> pool = store.throttleCompaction(compaction.getRequest().getSize()) ? longCompactions<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> : shortCompactions;<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> } else {<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> // We assume that most compactions are small. So, put system compactions into small<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> // pool; we will do selection there, and move to large pool if necessary.<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> pool = shortCompactions;<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> }<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> pool.execute(<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> new CompactionRunner(store, region, compaction, tracker, completeTracker, pool, user));<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> region.incrementCompactionsQueuedCount();<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> if (LOG.isDebugEnabled()) {<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> String type = (pool == shortCompactions) ? "Small " : "Large ";<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> LOG.debug(type + "Compaction requested: " + (selectNow ? compaction.toString() : "system")<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> + (why != null && !why.isEmpty() ? "; Because: " + why : "") + "; " + this);<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> }<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> }<a name="line.372"></a> |
| <span class="sourceLineNo">373</span><a name="line.373"></a> |
| <span class="sourceLineNo">374</span> public synchronized void requestSystemCompaction(HRegion region, String why) throws IOException {<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> requestCompactionInternal(region, why, NO_PRIORITY, false, CompactionLifeCycleTracker.DUMMY,<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> DUMMY_COMPLETE_TRACKER, null);<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> }<a name="line.377"></a> |
| <span class="sourceLineNo">378</span><a name="line.378"></a> |
| <span class="sourceLineNo">379</span> public synchronized void requestSystemCompaction(HRegion region, HStore store, String why)<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> throws IOException {<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> requestCompactionInternal(region, store, why, NO_PRIORITY, false,<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> CompactionLifeCycleTracker.DUMMY, DUMMY_COMPLETE_TRACKER, null);<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> }<a name="line.383"></a> |
| <span class="sourceLineNo">384</span><a name="line.384"></a> |
| <span class="sourceLineNo">385</span> private Optional<CompactionContext> selectCompaction(HRegion region, HStore store, int priority,<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> CompactionLifeCycleTracker tracker, CompactionCompleteTracker completeTracker, User user)<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> throws IOException {<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> // don't even select for compaction if disableCompactions is set to true<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> if (!isCompactionsEnabled()) {<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> LOG.info(String.format("User has disabled compactions"));<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> return Optional.empty();<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> }<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> Optional<CompactionContext> compaction = store.requestCompaction(priority, tracker, user);<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> if (!compaction.isPresent() && region.getRegionInfo() != null) {<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> String reason = "Not compacting " + region.getRegionInfo().getRegionNameAsString() +<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> " because compaction request was cancelled";<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> tracker.notExecuted(store, reason);<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> completeTracker.completed(store);<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> LOG.debug(reason);<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> }<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> return compaction;<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> }<a name="line.402"></a> |
| <span class="sourceLineNo">403</span><a name="line.403"></a> |
| <span class="sourceLineNo">404</span> /**<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> * Only interrupt once it's done with a run through the work loop.<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> */<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> void interruptIfNecessary() {<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> splits.shutdown();<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> longCompactions.shutdown();<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> shortCompactions.shutdown();<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> }<a name="line.411"></a> |
| <span class="sourceLineNo">412</span><a name="line.412"></a> |
| <span class="sourceLineNo">413</span> private void waitFor(ThreadPoolExecutor t, String name) {<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> boolean done = false;<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> while (!done) {<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> try {<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> done = t.awaitTermination(60, TimeUnit.SECONDS);<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> LOG.info("Waiting for " + name + " to finish...");<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> if (!done) {<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> t.shutdownNow();<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> }<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> } catch (InterruptedException ie) {<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> LOG.warn("Interrupted waiting for " + name + " to finish...");<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> t.shutdownNow();<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> }<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> }<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> }<a name="line.427"></a> |
| <span class="sourceLineNo">428</span><a name="line.428"></a> |
| <span class="sourceLineNo">429</span> void join() {<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> waitFor(splits, "Split Thread");<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> waitFor(longCompactions, "Large Compaction Thread");<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> waitFor(shortCompactions, "Small Compaction Thread");<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> }<a name="line.433"></a> |
| <span class="sourceLineNo">434</span><a name="line.434"></a> |
| <span class="sourceLineNo">435</span> /**<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> * Returns the current size of the queue containing regions that are<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> * processed.<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> *<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> * @return The current size of the regions queue.<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> */<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> public int getCompactionQueueSize() {<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> return longCompactions.getQueue().size() + shortCompactions.getQueue().size();<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> }<a name="line.443"></a> |
| <span class="sourceLineNo">444</span><a name="line.444"></a> |
| <span class="sourceLineNo">445</span> public int getLargeCompactionQueueSize() {<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> return longCompactions.getQueue().size();<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> }<a name="line.447"></a> |
| <span class="sourceLineNo">448</span><a name="line.448"></a> |
| <span class="sourceLineNo">449</span><a name="line.449"></a> |
| <span class="sourceLineNo">450</span> public int getSmallCompactionQueueSize() {<a name="line.450"></a> |
| <span class="sourceLineNo">451</span> return shortCompactions.getQueue().size();<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> }<a name="line.452"></a> |
| <span class="sourceLineNo">453</span><a name="line.453"></a> |
| <span class="sourceLineNo">454</span> public int getSplitQueueSize() {<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> return splits.getQueue().size();<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> }<a name="line.456"></a> |
| <span class="sourceLineNo">457</span><a name="line.457"></a> |
| <span class="sourceLineNo">458</span> private boolean shouldSplitRegion() {<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> if(server.getNumberOfOnlineRegions() > 0.9*regionSplitLimit) {<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> LOG.warn("Total number of regions is approaching the upper limit " + regionSplitLimit + ". "<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> + "Please consider taking a look at http://hbase.apache.org/book.html#ops.regionmgt");<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> }<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> return (regionSplitLimit > server.getNumberOfOnlineRegions());<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> }<a name="line.464"></a> |
| <span class="sourceLineNo">465</span><a name="line.465"></a> |
| <span class="sourceLineNo">466</span> /**<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> * @return the regionSplitLimit<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> */<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> public int getRegionSplitLimit() {<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> return this.regionSplitLimit;<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> }<a name="line.471"></a> |
| <span class="sourceLineNo">472</span><a name="line.472"></a> |
| <span class="sourceLineNo">473</span> private static final Comparator<Runnable> COMPARATOR =<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> new Comparator<Runnable>() {<a name="line.474"></a> |
| <span class="sourceLineNo">475</span><a name="line.475"></a> |
| <span class="sourceLineNo">476</span> private int compare(CompactionRequestImpl r1, CompactionRequestImpl r2) {<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> if (r1 == r2) {<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> return 0; //they are the same request<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> }<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> // less first<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> int cmp = Integer.compare(r1.getPriority(), r2.getPriority());<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> if (cmp != 0) {<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> return cmp;<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> }<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> cmp = Long.compare(r1.getSelectionTime(), r2.getSelectionTime());<a name="line.485"></a> |
| <span class="sourceLineNo">486</span> if (cmp != 0) {<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> return cmp;<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> }<a name="line.488"></a> |
| <span class="sourceLineNo">489</span><a name="line.489"></a> |
| <span class="sourceLineNo">490</span> // break the tie based on hash code<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> return System.identityHashCode(r1) - System.identityHashCode(r2);<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> }<a name="line.492"></a> |
| <span class="sourceLineNo">493</span><a name="line.493"></a> |
| <span class="sourceLineNo">494</span> @Override<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> public int compare(Runnable r1, Runnable r2) {<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> // CompactionRunner first<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> if (r1 instanceof CompactionRunner) {<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> if (!(r2 instanceof CompactionRunner)) {<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> return -1;<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> }<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> } else {<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> if (r2 instanceof CompactionRunner) {<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> return 1;<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> } else {<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> // break the tie based on hash code<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> return System.identityHashCode(r1) - System.identityHashCode(r2);<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> }<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> }<a name="line.508"></a> |
| <span class="sourceLineNo">509</span> CompactionRunner o1 = (CompactionRunner) r1;<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> CompactionRunner o2 = (CompactionRunner) r2;<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> // less first<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> int cmp = Integer.compare(o1.queuedPriority, o2.queuedPriority);<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> if (cmp != 0) {<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> return cmp;<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> }<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> CompactionContext c1 = o1.compaction;<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> CompactionContext c2 = o2.compaction;<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> if (c1 != null) {<a name="line.518"></a> |
| <span class="sourceLineNo">519</span> return c2 != null ? compare(c1.getRequest(), c2.getRequest()) : -1;<a name="line.519"></a> |
| <span class="sourceLineNo">520</span> } else {<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> return c2 != null ? 1 : 0;<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> }<a name="line.522"></a> |
| <span class="sourceLineNo">523</span> }<a name="line.523"></a> |
| <span class="sourceLineNo">524</span> };<a name="line.524"></a> |
| <span class="sourceLineNo">525</span><a name="line.525"></a> |
| <span class="sourceLineNo">526</span> private final class CompactionRunner implements Runnable {<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> private final HStore store;<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> private final HRegion region;<a name="line.528"></a> |
| <span class="sourceLineNo">529</span> private final CompactionContext compaction;<a name="line.529"></a> |
| <span class="sourceLineNo">530</span> private final CompactionLifeCycleTracker tracker;<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> private final CompactionCompleteTracker completeTracker;<a name="line.531"></a> |
| <span class="sourceLineNo">532</span> private int queuedPriority;<a name="line.532"></a> |
| <span class="sourceLineNo">533</span> private ThreadPoolExecutor parent;<a name="line.533"></a> |
| <span class="sourceLineNo">534</span> private User user;<a name="line.534"></a> |
| <span class="sourceLineNo">535</span> private long time;<a name="line.535"></a> |
| <span class="sourceLineNo">536</span><a name="line.536"></a> |
| <span class="sourceLineNo">537</span> public CompactionRunner(HStore store, HRegion region, CompactionContext compaction,<a name="line.537"></a> |
| <span class="sourceLineNo">538</span> CompactionLifeCycleTracker tracker, CompactionCompleteTracker completeTracker,<a name="line.538"></a> |
| <span class="sourceLineNo">539</span> ThreadPoolExecutor parent, User user) {<a name="line.539"></a> |
| <span class="sourceLineNo">540</span> this.store = store;<a name="line.540"></a> |
| <span class="sourceLineNo">541</span> this.region = region;<a name="line.541"></a> |
| <span class="sourceLineNo">542</span> this.compaction = compaction;<a name="line.542"></a> |
| <span class="sourceLineNo">543</span> this.tracker = tracker;<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> this.completeTracker = completeTracker;<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> this.queuedPriority =<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> compaction != null ? compaction.getRequest().getPriority() : store.getCompactPriority();<a name="line.546"></a> |
| <span class="sourceLineNo">547</span> this.parent = parent;<a name="line.547"></a> |
| <span class="sourceLineNo">548</span> this.user = user;<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> this.time = EnvironmentEdgeManager.currentTime();<a name="line.549"></a> |
| <span class="sourceLineNo">550</span> }<a name="line.550"></a> |
| <span class="sourceLineNo">551</span><a name="line.551"></a> |
| <span class="sourceLineNo">552</span> @Override<a name="line.552"></a> |
| <span class="sourceLineNo">553</span> public String toString() {<a name="line.553"></a> |
| <span class="sourceLineNo">554</span> if (compaction != null) {<a name="line.554"></a> |
| <span class="sourceLineNo">555</span> return "Request=" + compaction.getRequest();<a name="line.555"></a> |
| <span class="sourceLineNo">556</span> } else {<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> return "region=" + region.toString() + ", storeName=" + store.toString() +<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> ", priority=" + queuedPriority + ", startTime=" + time;<a name="line.558"></a> |
| <span class="sourceLineNo">559</span> }<a name="line.559"></a> |
| <span class="sourceLineNo">560</span> }<a name="line.560"></a> |
| <span class="sourceLineNo">561</span><a name="line.561"></a> |
| <span class="sourceLineNo">562</span> private void doCompaction(User user) {<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> CompactionContext c;<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> // Common case - system compaction without a file selection. Select now.<a name="line.564"></a> |
| <span class="sourceLineNo">565</span> if (compaction == null) {<a name="line.565"></a> |
| <span class="sourceLineNo">566</span> int oldPriority = this.queuedPriority;<a name="line.566"></a> |
| <span class="sourceLineNo">567</span> this.queuedPriority = this.store.getCompactPriority();<a name="line.567"></a> |
| <span class="sourceLineNo">568</span> if (this.queuedPriority > oldPriority) {<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> // Store priority decreased while we were in queue (due to some other compaction?),<a name="line.569"></a> |
| <span class="sourceLineNo">570</span> // requeue with new priority to avoid blocking potential higher priorities.<a name="line.570"></a> |
| <span class="sourceLineNo">571</span> this.parent.execute(this);<a name="line.571"></a> |
| <span class="sourceLineNo">572</span> return;<a name="line.572"></a> |
| <span class="sourceLineNo">573</span> }<a name="line.573"></a> |
| <span class="sourceLineNo">574</span> Optional<CompactionContext> selected;<a name="line.574"></a> |
| <span class="sourceLineNo">575</span> try {<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> selected = selectCompaction(this.region, this.store, queuedPriority, tracker,<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> completeTracker, user);<a name="line.577"></a> |
| <span class="sourceLineNo">578</span> } catch (IOException ex) {<a name="line.578"></a> |
| <span class="sourceLineNo">579</span> LOG.error("Compaction selection failed " + this, ex);<a name="line.579"></a> |
| <span class="sourceLineNo">580</span> server.checkFileSystem();<a name="line.580"></a> |
| <span class="sourceLineNo">581</span> region.decrementCompactionsQueuedCount();<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> return;<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> }<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> if (!selected.isPresent()) {<a name="line.584"></a> |
| <span class="sourceLineNo">585</span> region.decrementCompactionsQueuedCount();<a name="line.585"></a> |
| <span class="sourceLineNo">586</span> return; // nothing to do<a name="line.586"></a> |
| <span class="sourceLineNo">587</span> }<a name="line.587"></a> |
| <span class="sourceLineNo">588</span> c = selected.get();<a name="line.588"></a> |
| <span class="sourceLineNo">589</span> assert c.hasSelection();<a name="line.589"></a> |
| <span class="sourceLineNo">590</span> // Now see if we are in correct pool for the size; if not, go to the correct one.<a name="line.590"></a> |
| <span class="sourceLineNo">591</span> // We might end up waiting for a while, so cancel the selection.<a name="line.591"></a> |
| <span class="sourceLineNo">592</span><a name="line.592"></a> |
| <span class="sourceLineNo">593</span> ThreadPoolExecutor pool =<a name="line.593"></a> |
| <span class="sourceLineNo">594</span> store.throttleCompaction(c.getRequest().getSize()) ? longCompactions : shortCompactions;<a name="line.594"></a> |
| <span class="sourceLineNo">595</span><a name="line.595"></a> |
| <span class="sourceLineNo">596</span> // Long compaction pool can process small job<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> // Short compaction pool should not process large job<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> if (this.parent == shortCompactions && pool == longCompactions) {<a name="line.598"></a> |
| <span class="sourceLineNo">599</span> this.store.cancelRequestedCompaction(c);<a name="line.599"></a> |
| <span class="sourceLineNo">600</span> this.parent = pool;<a name="line.600"></a> |
| <span class="sourceLineNo">601</span> this.parent.execute(this);<a name="line.601"></a> |
| <span class="sourceLineNo">602</span> return;<a name="line.602"></a> |
| <span class="sourceLineNo">603</span> }<a name="line.603"></a> |
| <span class="sourceLineNo">604</span> } else {<a name="line.604"></a> |
| <span class="sourceLineNo">605</span> c = compaction;<a name="line.605"></a> |
| <span class="sourceLineNo">606</span> }<a name="line.606"></a> |
| <span class="sourceLineNo">607</span> // Finally we can compact something.<a name="line.607"></a> |
| <span class="sourceLineNo">608</span> assert c != null;<a name="line.608"></a> |
| <span class="sourceLineNo">609</span><a name="line.609"></a> |
| <span class="sourceLineNo">610</span> tracker.beforeExecution(store);<a name="line.610"></a> |
| <span class="sourceLineNo">611</span> try {<a name="line.611"></a> |
| <span class="sourceLineNo">612</span> // Note: please don't put single-compaction logic here;<a name="line.612"></a> |
| <span class="sourceLineNo">613</span> // put it into region/store/etc. This is CST logic.<a name="line.613"></a> |
| <span class="sourceLineNo">614</span> long start = EnvironmentEdgeManager.currentTime();<a name="line.614"></a> |
| <span class="sourceLineNo">615</span> boolean completed =<a name="line.615"></a> |
| <span class="sourceLineNo">616</span> region.compact(c, store, compactionThroughputController, user);<a name="line.616"></a> |
| <span class="sourceLineNo">617</span> long now = EnvironmentEdgeManager.currentTime();<a name="line.617"></a> |
| <span class="sourceLineNo">618</span> LOG.info(((completed) ? "Completed" : "Aborted") + " compaction " +<a name="line.618"></a> |
| <span class="sourceLineNo">619</span> this + "; duration=" + StringUtils.formatTimeDiff(now, start));<a name="line.619"></a> |
| <span class="sourceLineNo">620</span> if (completed) {<a name="line.620"></a> |
| <span class="sourceLineNo">621</span> // degenerate case: blocked regions require recursive enqueues<a name="line.621"></a> |
| <span class="sourceLineNo">622</span> if (store.getCompactPriority() <= 0) {<a name="line.622"></a> |
| <span class="sourceLineNo">623</span> requestSystemCompaction(region, store, "Recursive enqueue");<a name="line.623"></a> |
| <span class="sourceLineNo">624</span> } else {<a name="line.624"></a> |
| <span class="sourceLineNo">625</span> // see if the compaction has caused us to exceed max region size<a name="line.625"></a> |
| <span class="sourceLineNo">626</span> requestSplit(region);<a name="line.626"></a> |
| <span class="sourceLineNo">627</span> }<a name="line.627"></a> |
| <span class="sourceLineNo">628</span> }<a name="line.628"></a> |
| <span class="sourceLineNo">629</span> } catch (IOException ex) {<a name="line.629"></a> |
| <span class="sourceLineNo">630</span> IOException remoteEx =<a name="line.630"></a> |
| <span class="sourceLineNo">631</span> ex instanceof RemoteException ? ((RemoteException) ex).unwrapRemoteException() : ex;<a name="line.631"></a> |
| <span class="sourceLineNo">632</span> LOG.error("Compaction failed " + this, remoteEx);<a name="line.632"></a> |
| <span class="sourceLineNo">633</span> if (remoteEx != ex) {<a name="line.633"></a> |
| <span class="sourceLineNo">634</span> LOG.info("Compaction failed at original callstack: " + formatStackTrace(ex));<a name="line.634"></a> |
| <span class="sourceLineNo">635</span> }<a name="line.635"></a> |
| <span class="sourceLineNo">636</span> region.reportCompactionRequestFailure();<a name="line.636"></a> |
| <span class="sourceLineNo">637</span> server.checkFileSystem();<a name="line.637"></a> |
| <span class="sourceLineNo">638</span> } catch (Exception ex) {<a name="line.638"></a> |
| <span class="sourceLineNo">639</span> LOG.error("Compaction failed " + this, ex);<a name="line.639"></a> |
| <span class="sourceLineNo">640</span> region.reportCompactionRequestFailure();<a name="line.640"></a> |
| <span class="sourceLineNo">641</span> server.checkFileSystem();<a name="line.641"></a> |
| <span class="sourceLineNo">642</span> } finally {<a name="line.642"></a> |
| <span class="sourceLineNo">643</span> tracker.afterExecution(store);<a name="line.643"></a> |
| <span class="sourceLineNo">644</span> completeTracker.completed(store);<a name="line.644"></a> |
| <span class="sourceLineNo">645</span> region.decrementCompactionsQueuedCount();<a name="line.645"></a> |
| <span class="sourceLineNo">646</span> LOG.debug("Status {}", CompactSplit.this);<a name="line.646"></a> |
| <span class="sourceLineNo">647</span> }<a name="line.647"></a> |
| <span class="sourceLineNo">648</span> }<a name="line.648"></a> |
| <span class="sourceLineNo">649</span><a name="line.649"></a> |
| <span class="sourceLineNo">650</span> @Override<a name="line.650"></a> |
| <span class="sourceLineNo">651</span> public void run() {<a name="line.651"></a> |
| <span class="sourceLineNo">652</span> Preconditions.checkNotNull(server);<a name="line.652"></a> |
| <span class="sourceLineNo">653</span> if (server.isStopped() || (region.getTableDescriptor() != null &&<a name="line.653"></a> |
| <span class="sourceLineNo">654</span> !region.getTableDescriptor().isCompactionEnabled())) {<a name="line.654"></a> |
| <span class="sourceLineNo">655</span> region.decrementCompactionsQueuedCount();<a name="line.655"></a> |
| <span class="sourceLineNo">656</span> return;<a name="line.656"></a> |
| <span class="sourceLineNo">657</span> }<a name="line.657"></a> |
| <span class="sourceLineNo">658</span> doCompaction(user);<a name="line.658"></a> |
| <span class="sourceLineNo">659</span> }<a name="line.659"></a> |
| <span class="sourceLineNo">660</span><a name="line.660"></a> |
| <span class="sourceLineNo">661</span> private String formatStackTrace(Exception ex) {<a name="line.661"></a> |
| <span class="sourceLineNo">662</span> StringWriter sw = new StringWriter();<a name="line.662"></a> |
| <span class="sourceLineNo">663</span> PrintWriter pw = new PrintWriter(sw);<a name="line.663"></a> |
| <span class="sourceLineNo">664</span> ex.printStackTrace(pw);<a name="line.664"></a> |
| <span class="sourceLineNo">665</span> pw.flush();<a name="line.665"></a> |
| <span class="sourceLineNo">666</span> return sw.toString();<a name="line.666"></a> |
| <span class="sourceLineNo">667</span> }<a name="line.667"></a> |
| <span class="sourceLineNo">668</span> }<a name="line.668"></a> |
| <span class="sourceLineNo">669</span><a name="line.669"></a> |
| <span class="sourceLineNo">670</span> /**<a name="line.670"></a> |
| <span class="sourceLineNo">671</span> * Cleanup class to use when rejecting a compaction request from the queue.<a name="line.671"></a> |
| <span class="sourceLineNo">672</span> */<a name="line.672"></a> |
| <span class="sourceLineNo">673</span> private static class Rejection implements RejectedExecutionHandler {<a name="line.673"></a> |
| <span class="sourceLineNo">674</span> @Override<a name="line.674"></a> |
| <span class="sourceLineNo">675</span> public void rejectedExecution(Runnable runnable, ThreadPoolExecutor pool) {<a name="line.675"></a> |
| <span class="sourceLineNo">676</span> if (runnable instanceof CompactionRunner) {<a name="line.676"></a> |
| <span class="sourceLineNo">677</span> CompactionRunner runner = (CompactionRunner) runnable;<a name="line.677"></a> |
| <span class="sourceLineNo">678</span> LOG.debug("Compaction Rejected: " + runner);<a name="line.678"></a> |
| <span class="sourceLineNo">679</span> if (runner.compaction != null) {<a name="line.679"></a> |
| <span class="sourceLineNo">680</span> runner.store.cancelRequestedCompaction(runner.compaction);<a name="line.680"></a> |
| <span class="sourceLineNo">681</span> }<a name="line.681"></a> |
| <span class="sourceLineNo">682</span> }<a name="line.682"></a> |
| <span class="sourceLineNo">683</span> }<a name="line.683"></a> |
| <span class="sourceLineNo">684</span> }<a name="line.684"></a> |
| <span class="sourceLineNo">685</span><a name="line.685"></a> |
| <span class="sourceLineNo">686</span> /**<a name="line.686"></a> |
| <span class="sourceLineNo">687</span> * {@inheritDoc}<a name="line.687"></a> |
| <span class="sourceLineNo">688</span> */<a name="line.688"></a> |
| <span class="sourceLineNo">689</span> @Override<a name="line.689"></a> |
| <span class="sourceLineNo">690</span> public void onConfigurationChange(Configuration newConf) {<a name="line.690"></a> |
| <span class="sourceLineNo">691</span> // Check if number of large / small compaction threads has changed, and then<a name="line.691"></a> |
| <span class="sourceLineNo">692</span> // adjust the core pool size of the thread pools, by using the<a name="line.692"></a> |
| <span class="sourceLineNo">693</span> // setCorePoolSize() method. According to the javadocs, it is safe to<a name="line.693"></a> |
| <span class="sourceLineNo">694</span> // change the core pool size on-the-fly. We need to reset the maximum<a name="line.694"></a> |
| <span class="sourceLineNo">695</span> // pool size, as well.<a name="line.695"></a> |
| <span class="sourceLineNo">696</span> int largeThreads = Math.max(1, newConf.getInt(<a name="line.696"></a> |
| <span class="sourceLineNo">697</span> LARGE_COMPACTION_THREADS,<a name="line.697"></a> |
| <span class="sourceLineNo">698</span> LARGE_COMPACTION_THREADS_DEFAULT));<a name="line.698"></a> |
| <span class="sourceLineNo">699</span> if (this.longCompactions.getCorePoolSize() != largeThreads) {<a name="line.699"></a> |
| <span class="sourceLineNo">700</span> LOG.info("Changing the value of " + LARGE_COMPACTION_THREADS +<a name="line.700"></a> |
| <span class="sourceLineNo">701</span> " from " + this.longCompactions.getCorePoolSize() + " to " +<a name="line.701"></a> |
| <span class="sourceLineNo">702</span> largeThreads);<a name="line.702"></a> |
| <span class="sourceLineNo">703</span> if(this.longCompactions.getCorePoolSize() < largeThreads) {<a name="line.703"></a> |
| <span class="sourceLineNo">704</span> this.longCompactions.setMaximumPoolSize(largeThreads);<a name="line.704"></a> |
| <span class="sourceLineNo">705</span> this.longCompactions.setCorePoolSize(largeThreads);<a name="line.705"></a> |
| <span class="sourceLineNo">706</span> } else {<a name="line.706"></a> |
| <span class="sourceLineNo">707</span> this.longCompactions.setCorePoolSize(largeThreads);<a name="line.707"></a> |
| <span class="sourceLineNo">708</span> this.longCompactions.setMaximumPoolSize(largeThreads);<a name="line.708"></a> |
| <span class="sourceLineNo">709</span> }<a name="line.709"></a> |
| <span class="sourceLineNo">710</span> }<a name="line.710"></a> |
| <span class="sourceLineNo">711</span><a name="line.711"></a> |
| <span class="sourceLineNo">712</span> int smallThreads = newConf.getInt(SMALL_COMPACTION_THREADS,<a name="line.712"></a> |
| <span class="sourceLineNo">713</span> SMALL_COMPACTION_THREADS_DEFAULT);<a name="line.713"></a> |
| <span class="sourceLineNo">714</span> if (this.shortCompactions.getCorePoolSize() != smallThreads) {<a name="line.714"></a> |
| <span class="sourceLineNo">715</span> LOG.info("Changing the value of " + SMALL_COMPACTION_THREADS +<a name="line.715"></a> |
| <span class="sourceLineNo">716</span> " from " + this.shortCompactions.getCorePoolSize() + " to " +<a name="line.716"></a> |
| <span class="sourceLineNo">717</span> smallThreads);<a name="line.717"></a> |
| <span class="sourceLineNo">718</span> if(this.shortCompactions.getCorePoolSize() < smallThreads) {<a name="line.718"></a> |
| <span class="sourceLineNo">719</span> this.shortCompactions.setMaximumPoolSize(smallThreads);<a name="line.719"></a> |
| <span class="sourceLineNo">720</span> this.shortCompactions.setCorePoolSize(smallThreads);<a name="line.720"></a> |
| <span class="sourceLineNo">721</span> } else {<a name="line.721"></a> |
| <span class="sourceLineNo">722</span> this.shortCompactions.setCorePoolSize(smallThreads);<a name="line.722"></a> |
| <span class="sourceLineNo">723</span> this.shortCompactions.setMaximumPoolSize(smallThreads);<a name="line.723"></a> |
| <span class="sourceLineNo">724</span> }<a name="line.724"></a> |
| <span class="sourceLineNo">725</span> }<a name="line.725"></a> |
| <span class="sourceLineNo">726</span><a name="line.726"></a> |
| <span class="sourceLineNo">727</span> int splitThreads = newConf.getInt(SPLIT_THREADS,<a name="line.727"></a> |
| <span class="sourceLineNo">728</span> SPLIT_THREADS_DEFAULT);<a name="line.728"></a> |
| <span class="sourceLineNo">729</span> if (this.splits.getCorePoolSize() != splitThreads) {<a name="line.729"></a> |
| <span class="sourceLineNo">730</span> LOG.info("Changing the value of " + SPLIT_THREADS +<a name="line.730"></a> |
| <span class="sourceLineNo">731</span> " from " + this.splits.getCorePoolSize() + " to " +<a name="line.731"></a> |
| <span class="sourceLineNo">732</span> splitThreads);<a name="line.732"></a> |
| <span class="sourceLineNo">733</span> if(this.splits.getCorePoolSize() < splitThreads) {<a name="line.733"></a> |
| <span class="sourceLineNo">734</span> this.splits.setMaximumPoolSize(splitThreads);<a name="line.734"></a> |
| <span class="sourceLineNo">735</span> this.splits.setCorePoolSize(splitThreads);<a name="line.735"></a> |
| <span class="sourceLineNo">736</span> } else {<a name="line.736"></a> |
| <span class="sourceLineNo">737</span> this.splits.setCorePoolSize(splitThreads);<a name="line.737"></a> |
| <span class="sourceLineNo">738</span> this.splits.setMaximumPoolSize(splitThreads);<a name="line.738"></a> |
| <span class="sourceLineNo">739</span> }<a name="line.739"></a> |
| <span class="sourceLineNo">740</span> }<a name="line.740"></a> |
| <span class="sourceLineNo">741</span><a name="line.741"></a> |
| <span class="sourceLineNo">742</span> ThroughputController old = this.compactionThroughputController;<a name="line.742"></a> |
| <span class="sourceLineNo">743</span> if (old != null) {<a name="line.743"></a> |
| <span class="sourceLineNo">744</span> old.stop("configuration change");<a name="line.744"></a> |
| <span class="sourceLineNo">745</span> }<a name="line.745"></a> |
| <span class="sourceLineNo">746</span> this.compactionThroughputController =<a name="line.746"></a> |
| <span class="sourceLineNo">747</span> CompactionThroughputControllerFactory.create(server, newConf);<a name="line.747"></a> |
| <span class="sourceLineNo">748</span><a name="line.748"></a> |
| <span class="sourceLineNo">749</span> // We change this atomically here instead of reloading the config in order that upstream<a name="line.749"></a> |
| <span class="sourceLineNo">750</span> // would be the only one with the flexibility to reload the config.<a name="line.750"></a> |
| <span class="sourceLineNo">751</span> this.conf.reloadConfiguration();<a name="line.751"></a> |
| <span class="sourceLineNo">752</span> }<a name="line.752"></a> |
| <span class="sourceLineNo">753</span><a name="line.753"></a> |
| <span class="sourceLineNo">754</span> protected int getSmallCompactionThreadNum() {<a name="line.754"></a> |
| <span class="sourceLineNo">755</span> return this.shortCompactions.getCorePoolSize();<a name="line.755"></a> |
| <span class="sourceLineNo">756</span> }<a name="line.756"></a> |
| <span class="sourceLineNo">757</span><a name="line.757"></a> |
| <span class="sourceLineNo">758</span> protected int getLargeCompactionThreadNum() {<a name="line.758"></a> |
| <span class="sourceLineNo">759</span> return this.longCompactions.getCorePoolSize();<a name="line.759"></a> |
| <span class="sourceLineNo">760</span> }<a name="line.760"></a> |
| <span class="sourceLineNo">761</span><a name="line.761"></a> |
| <span class="sourceLineNo">762</span> protected int getSplitThreadNum() {<a name="line.762"></a> |
| <span class="sourceLineNo">763</span> return this.splits.getCorePoolSize();<a name="line.763"></a> |
| <span class="sourceLineNo">764</span> }<a name="line.764"></a> |
| <span class="sourceLineNo">765</span><a name="line.765"></a> |
| <span class="sourceLineNo">766</span> /**<a name="line.766"></a> |
| <span class="sourceLineNo">767</span> * {@inheritDoc}<a name="line.767"></a> |
| <span class="sourceLineNo">768</span> */<a name="line.768"></a> |
| <span class="sourceLineNo">769</span> @Override<a name="line.769"></a> |
| <span class="sourceLineNo">770</span> public void registerChildren(ConfigurationManager manager) {<a name="line.770"></a> |
| <span class="sourceLineNo">771</span> // No children to register.<a name="line.771"></a> |
| <span class="sourceLineNo">772</span> }<a name="line.772"></a> |
| <span class="sourceLineNo">773</span><a name="line.773"></a> |
| <span class="sourceLineNo">774</span> /**<a name="line.774"></a> |
| <span class="sourceLineNo">775</span> * {@inheritDoc}<a name="line.775"></a> |
| <span class="sourceLineNo">776</span> */<a name="line.776"></a> |
| <span class="sourceLineNo">777</span> @Override<a name="line.777"></a> |
| <span class="sourceLineNo">778</span> public void deregisterChildren(ConfigurationManager manager) {<a name="line.778"></a> |
| <span class="sourceLineNo">779</span> // No children to register<a name="line.779"></a> |
| <span class="sourceLineNo">780</span> }<a name="line.780"></a> |
| <span class="sourceLineNo">781</span><a name="line.781"></a> |
| <span class="sourceLineNo">782</span> @VisibleForTesting<a name="line.782"></a> |
| <span class="sourceLineNo">783</span> public ThroughputController getCompactionThroughputController() {<a name="line.783"></a> |
| <span class="sourceLineNo">784</span> return compactionThroughputController;<a name="line.784"></a> |
| <span class="sourceLineNo">785</span> }<a name="line.785"></a> |
| <span class="sourceLineNo">786</span><a name="line.786"></a> |
| <span class="sourceLineNo">787</span> @VisibleForTesting<a name="line.787"></a> |
| <span class="sourceLineNo">788</span> /**<a name="line.788"></a> |
| <span class="sourceLineNo">789</span> * Shutdown the long compaction thread pool.<a name="line.789"></a> |
| <span class="sourceLineNo">790</span> * Should only be used in unit test to prevent long compaction thread pool from stealing job<a name="line.790"></a> |
| <span class="sourceLineNo">791</span> * from short compaction queue<a name="line.791"></a> |
| <span class="sourceLineNo">792</span> */<a name="line.792"></a> |
| <span class="sourceLineNo">793</span> void shutdownLongCompactions(){<a name="line.793"></a> |
| <span class="sourceLineNo">794</span> this.longCompactions.shutdown();<a name="line.794"></a> |
| <span class="sourceLineNo">795</span> }<a name="line.795"></a> |
| <span class="sourceLineNo">796</span><a name="line.796"></a> |
| <span class="sourceLineNo">797</span> public void clearLongCompactionsQueue() {<a name="line.797"></a> |
| <span class="sourceLineNo">798</span> longCompactions.getQueue().clear();<a name="line.798"></a> |
| <span class="sourceLineNo">799</span> }<a name="line.799"></a> |
| <span class="sourceLineNo">800</span><a name="line.800"></a> |
| <span class="sourceLineNo">801</span> public void clearShortCompactionsQueue() {<a name="line.801"></a> |
| <span class="sourceLineNo">802</span> shortCompactions.getQueue().clear();<a name="line.802"></a> |
| <span class="sourceLineNo">803</span> }<a name="line.803"></a> |
| <span class="sourceLineNo">804</span><a name="line.804"></a> |
| <span class="sourceLineNo">805</span> public boolean isCompactionsEnabled() {<a name="line.805"></a> |
| <span class="sourceLineNo">806</span> return compactionsEnabled;<a name="line.806"></a> |
| <span class="sourceLineNo">807</span> }<a name="line.807"></a> |
| <span class="sourceLineNo">808</span><a name="line.808"></a> |
| <span class="sourceLineNo">809</span> public void setCompactionsEnabled(boolean compactionsEnabled) {<a name="line.809"></a> |
| <span class="sourceLineNo">810</span> this.compactionsEnabled = compactionsEnabled;<a name="line.810"></a> |
| <span class="sourceLineNo">811</span> this.conf.set(HBASE_REGION_SERVER_ENABLE_COMPACTION,String.valueOf(compactionsEnabled));<a name="line.811"></a> |
| <span class="sourceLineNo">812</span> }<a name="line.812"></a> |
| <span class="sourceLineNo">813</span><a name="line.813"></a> |
| <span class="sourceLineNo">814</span> /**<a name="line.814"></a> |
| <span class="sourceLineNo">815</span> * @return the longCompactions thread pool executor<a name="line.815"></a> |
| <span class="sourceLineNo">816</span> */<a name="line.816"></a> |
| <span class="sourceLineNo">817</span> ThreadPoolExecutor getLongCompactions() {<a name="line.817"></a> |
| <span class="sourceLineNo">818</span> return longCompactions;<a name="line.818"></a> |
| <span class="sourceLineNo">819</span> }<a name="line.819"></a> |
| <span class="sourceLineNo">820</span><a name="line.820"></a> |
| <span class="sourceLineNo">821</span> /**<a name="line.821"></a> |
| <span class="sourceLineNo">822</span> * @return the shortCompactions thread pool executor<a name="line.822"></a> |
| <span class="sourceLineNo">823</span> */<a name="line.823"></a> |
| <span class="sourceLineNo">824</span> ThreadPoolExecutor getShortCompactions() {<a name="line.824"></a> |
| <span class="sourceLineNo">825</span> return shortCompactions;<a name="line.825"></a> |
| <span class="sourceLineNo">826</span> }<a name="line.826"></a> |
| <span class="sourceLineNo">827</span><a name="line.827"></a> |
| <span class="sourceLineNo">828</span>}<a name="line.828"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
