You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@hbase.apache.org by gi...@apache.org on 2018/10/29 14:55:01 UTC
[19/51] [partial] hbase-site git commit: Published site at
d5e4faacc354c1bc4d93efa71ca97ee3a056123e.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/b5e107c3/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.SystemExitWhenAbortTimeout.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.SystemExitWhenAbortTimeout.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.SystemExitWhenAbortTimeout.html
new file mode 100644
index 0000000..bf81ebb
--- /dev/null
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.SystemExitWhenAbortTimeout.html
@@ -0,0 +1,3912 @@
+<!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 java.io.IOException;<a name="line.20"></a>
+<span class="sourceLineNo">021</span>import java.lang.Thread.UncaughtExceptionHandler;<a name="line.21"></a>
+<span class="sourceLineNo">022</span>import java.lang.management.MemoryType;<a name="line.22"></a>
+<span class="sourceLineNo">023</span>import java.lang.management.MemoryUsage;<a name="line.23"></a>
+<span class="sourceLineNo">024</span>import java.lang.reflect.Constructor;<a name="line.24"></a>
+<span class="sourceLineNo">025</span>import java.net.BindException;<a name="line.25"></a>
+<span class="sourceLineNo">026</span>import java.net.InetAddress;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import java.net.InetSocketAddress;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import java.time.Duration;<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.Collection;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import java.util.Collections;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import java.util.Comparator;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import java.util.HashSet;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import java.util.Iterator;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import java.util.List;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import java.util.Map;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import java.util.Map.Entry;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import java.util.Objects;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import java.util.Set;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import java.util.SortedMap;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import java.util.Timer;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import java.util.TimerTask;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import java.util.TreeMap;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import java.util.TreeSet;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import java.util.concurrent.ConcurrentHashMap;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import java.util.concurrent.ConcurrentMap;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import java.util.concurrent.ConcurrentSkipListMap;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import java.util.concurrent.locks.ReentrantReadWriteLock;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import java.util.function.Function;<a name="line.50"></a>
+<span class="sourceLineNo">051</span>import javax.management.MalformedObjectNameException;<a name="line.51"></a>
+<span class="sourceLineNo">052</span>import javax.servlet.http.HttpServlet;<a name="line.52"></a>
+<span class="sourceLineNo">053</span>import org.apache.commons.lang3.RandomUtils;<a name="line.53"></a>
+<span class="sourceLineNo">054</span>import org.apache.commons.lang3.StringUtils;<a name="line.54"></a>
+<span class="sourceLineNo">055</span>import org.apache.commons.lang3.SystemUtils;<a name="line.55"></a>
+<span class="sourceLineNo">056</span>import org.apache.hadoop.conf.Configuration;<a name="line.56"></a>
+<span class="sourceLineNo">057</span>import org.apache.hadoop.fs.FileSystem;<a name="line.57"></a>
+<span class="sourceLineNo">058</span>import org.apache.hadoop.fs.Path;<a name="line.58"></a>
+<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.Abortable;<a name="line.59"></a>
+<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.CacheEvictionStats;<a name="line.60"></a>
+<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.ChoreService;<a name="line.61"></a>
+<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.ClockOutOfSyncException;<a name="line.62"></a>
+<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.CoordinatedStateManager;<a name="line.63"></a>
+<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.DoNotRetryIOException;<a name="line.64"></a>
+<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.65"></a>
+<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.66"></a>
+<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.HConstants;<a name="line.67"></a>
+<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.HealthCheckChore;<a name="line.68"></a>
+<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.69"></a>
+<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.NotServingRegionException;<a name="line.70"></a>
+<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.PleaseHoldException;<a name="line.71"></a>
+<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.ScheduledChore;<a name="line.72"></a>
+<span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.ServerName;<a name="line.73"></a>
+<span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.Stoppable;<a name="line.74"></a>
+<span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.TableDescriptors;<a name="line.75"></a>
+<span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.TableName;<a name="line.76"></a>
+<span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.YouAreDeadException;<a name="line.77"></a>
+<span class="sourceLineNo">078</span>import org.apache.hadoop.hbase.ZNodeClearer;<a name="line.78"></a>
+<span class="sourceLineNo">079</span>import org.apache.hadoop.hbase.client.ClusterConnection;<a name="line.79"></a>
+<span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.80"></a>
+<span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.client.ConnectionUtils;<a name="line.81"></a>
+<span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.82"></a>
+<span class="sourceLineNo">083</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.83"></a>
+<span class="sourceLineNo">084</span>import org.apache.hadoop.hbase.client.RpcRetryingCallerFactory;<a name="line.84"></a>
+<span class="sourceLineNo">085</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.85"></a>
+<span class="sourceLineNo">086</span>import org.apache.hadoop.hbase.client.locking.EntityLock;<a name="line.86"></a>
+<span class="sourceLineNo">087</span>import org.apache.hadoop.hbase.client.locking.LockServiceClient;<a name="line.87"></a>
+<span class="sourceLineNo">088</span>import org.apache.hadoop.hbase.conf.ConfigurationManager;<a name="line.88"></a>
+<span class="sourceLineNo">089</span>import org.apache.hadoop.hbase.conf.ConfigurationObserver;<a name="line.89"></a>
+<span class="sourceLineNo">090</span>import org.apache.hadoop.hbase.coordination.SplitLogWorkerCoordination;<a name="line.90"></a>
+<span class="sourceLineNo">091</span>import org.apache.hadoop.hbase.coordination.ZkCoordinatedStateManager;<a name="line.91"></a>
+<span class="sourceLineNo">092</span>import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;<a name="line.92"></a>
+<span class="sourceLineNo">093</span>import org.apache.hadoop.hbase.exceptions.RegionMovedException;<a name="line.93"></a>
+<span class="sourceLineNo">094</span>import org.apache.hadoop.hbase.exceptions.RegionOpeningException;<a name="line.94"></a>
+<span class="sourceLineNo">095</span>import org.apache.hadoop.hbase.exceptions.UnknownProtocolException;<a name="line.95"></a>
+<span class="sourceLineNo">096</span>import org.apache.hadoop.hbase.executor.ExecutorService;<a name="line.96"></a>
+<span class="sourceLineNo">097</span>import org.apache.hadoop.hbase.executor.ExecutorType;<a name="line.97"></a>
+<span class="sourceLineNo">098</span>import org.apache.hadoop.hbase.fs.HFileSystem;<a name="line.98"></a>
+<span class="sourceLineNo">099</span>import org.apache.hadoop.hbase.http.InfoServer;<a name="line.99"></a>
+<span class="sourceLineNo">100</span>import org.apache.hadoop.hbase.io.hfile.BlockCache;<a name="line.100"></a>
+<span class="sourceLineNo">101</span>import org.apache.hadoop.hbase.io.hfile.CacheConfig;<a name="line.101"></a>
+<span class="sourceLineNo">102</span>import org.apache.hadoop.hbase.io.hfile.HFile;<a name="line.102"></a>
+<span class="sourceLineNo">103</span>import org.apache.hadoop.hbase.io.util.MemorySizeUtil;<a name="line.103"></a>
+<span class="sourceLineNo">104</span>import org.apache.hadoop.hbase.ipc.CoprocessorRpcUtils;<a name="line.104"></a>
+<span class="sourceLineNo">105</span>import org.apache.hadoop.hbase.ipc.NettyRpcClientConfigHelper;<a name="line.105"></a>
+<span class="sourceLineNo">106</span>import org.apache.hadoop.hbase.ipc.RpcClient;<a name="line.106"></a>
+<span class="sourceLineNo">107</span>import org.apache.hadoop.hbase.ipc.RpcClientFactory;<a name="line.107"></a>
+<span class="sourceLineNo">108</span>import org.apache.hadoop.hbase.ipc.RpcControllerFactory;<a name="line.108"></a>
+<span class="sourceLineNo">109</span>import org.apache.hadoop.hbase.ipc.RpcServer;<a name="line.109"></a>
+<span class="sourceLineNo">110</span>import org.apache.hadoop.hbase.ipc.RpcServerInterface;<a name="line.110"></a>
+<span class="sourceLineNo">111</span>import org.apache.hadoop.hbase.ipc.ServerNotRunningYetException;<a name="line.111"></a>
+<span class="sourceLineNo">112</span>import org.apache.hadoop.hbase.ipc.ServerRpcController;<a name="line.112"></a>
+<span class="sourceLineNo">113</span>import org.apache.hadoop.hbase.log.HBaseMarkers;<a name="line.113"></a>
+<span class="sourceLineNo">114</span>import org.apache.hadoop.hbase.master.HMaster;<a name="line.114"></a>
+<span class="sourceLineNo">115</span>import org.apache.hadoop.hbase.master.LoadBalancer;<a name="line.115"></a>
+<span class="sourceLineNo">116</span>import org.apache.hadoop.hbase.master.RegionState.State;<a name="line.116"></a>
+<span class="sourceLineNo">117</span>import org.apache.hadoop.hbase.mob.MobCacheConfig;<a name="line.117"></a>
+<span class="sourceLineNo">118</span>import org.apache.hadoop.hbase.procedure.RegionServerProcedureManagerHost;<a name="line.118"></a>
+<span class="sourceLineNo">119</span>import org.apache.hadoop.hbase.procedure2.RSProcedureCallable;<a name="line.119"></a>
+<span class="sourceLineNo">120</span>import org.apache.hadoop.hbase.quotas.FileSystemUtilizationChore;<a name="line.120"></a>
+<span class="sourceLineNo">121</span>import org.apache.hadoop.hbase.quotas.QuotaUtil;<a name="line.121"></a>
+<span class="sourceLineNo">122</span>import org.apache.hadoop.hbase.quotas.RegionServerRpcQuotaManager;<a name="line.122"></a>
+<span class="sourceLineNo">123</span>import org.apache.hadoop.hbase.quotas.RegionServerSpaceQuotaManager;<a name="line.123"></a>
+<span class="sourceLineNo">124</span>import org.apache.hadoop.hbase.quotas.RegionSize;<a name="line.124"></a>
+<span class="sourceLineNo">125</span>import org.apache.hadoop.hbase.quotas.RegionSizeStore;<a name="line.125"></a>
+<span class="sourceLineNo">126</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionConfiguration;<a name="line.126"></a>
+<span class="sourceLineNo">127</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionLifeCycleTracker;<a name="line.127"></a>
+<span class="sourceLineNo">128</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionProgress;<a name="line.128"></a>
+<span class="sourceLineNo">129</span>import org.apache.hadoop.hbase.regionserver.compactions.CompactionRequester;<a name="line.129"></a>
+<span class="sourceLineNo">130</span>import org.apache.hadoop.hbase.regionserver.handler.CloseMetaHandler;<a name="line.130"></a>
+<span class="sourceLineNo">131</span>import org.apache.hadoop.hbase.regionserver.handler.CloseRegionHandler;<a name="line.131"></a>
+<span class="sourceLineNo">132</span>import org.apache.hadoop.hbase.regionserver.handler.RSProcedureHandler;<a name="line.132"></a>
+<span class="sourceLineNo">133</span>import org.apache.hadoop.hbase.regionserver.handler.RegionReplicaFlushHandler;<a name="line.133"></a>
+<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.regionserver.throttle.FlushThroughputControllerFactory;<a name="line.134"></a>
+<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.regionserver.throttle.ThroughputController;<a name="line.135"></a>
+<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.replication.regionserver.ReplicationLoad;<a name="line.136"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.replication.regionserver.ReplicationSourceInterface;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.replication.regionserver.ReplicationStatus;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.security.Superusers;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.security.User;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.hbase.security.UserProvider;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.hbase.trace.SpanReceiverHost;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.hbase.trace.TraceUtil;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.hbase.util.Addressing;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.hadoop.hbase.util.CompressionTest;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.hadoop.hbase.util.FSTableDescriptors;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.apache.hadoop.hbase.util.HasThread;<a name="line.150"></a>
+<span class="sourceLineNo">151</span>import org.apache.hadoop.hbase.util.JvmPauseMonitor;<a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hadoop.hbase.util.NettyEventLoopGroupConfig;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hadoop.hbase.util.RetryCounter;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hadoop.hbase.util.RetryCounterFactory;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hadoop.hbase.util.ServerRegionReplicaUtil;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hadoop.hbase.util.Sleeper;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hadoop.hbase.util.VersionInfo;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hadoop.hbase.wal.AbstractFSWALProvider;<a name="line.160"></a>
+<span class="sourceLineNo">161</span>import org.apache.hadoop.hbase.wal.NettyAsyncFSWALConfigHelper;<a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.163"></a>
+<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.wal.WALProvider;<a name="line.164"></a>
+<span class="sourceLineNo">165</span>import org.apache.hadoop.hbase.zookeeper.ClusterStatusTracker;<a name="line.165"></a>
+<span class="sourceLineNo">166</span>import org.apache.hadoop.hbase.zookeeper.MasterAddressTracker;<a name="line.166"></a>
+<span class="sourceLineNo">167</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.167"></a>
+<span class="sourceLineNo">168</span>import org.apache.hadoop.hbase.zookeeper.ZKClusterId;<a name="line.168"></a>
+<span class="sourceLineNo">169</span>import org.apache.hadoop.hbase.zookeeper.ZKNodeTracker;<a name="line.169"></a>
+<span class="sourceLineNo">170</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.170"></a>
+<span class="sourceLineNo">171</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.171"></a>
+<span class="sourceLineNo">172</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.172"></a>
+<span class="sourceLineNo">173</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.173"></a>
+<span class="sourceLineNo">174</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.174"></a>
+<span class="sourceLineNo">175</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.175"></a>
+<span class="sourceLineNo">176</span>import org.apache.zookeeper.KeeperException;<a name="line.176"></a>
+<span class="sourceLineNo">177</span>import org.slf4j.Logger;<a name="line.177"></a>
+<span class="sourceLineNo">178</span>import org.slf4j.LoggerFactory;<a name="line.178"></a>
+<span class="sourceLineNo">179</span>import sun.misc.Signal;<a name="line.179"></a>
+<span class="sourceLineNo">180</span>import sun.misc.SignalHandler;<a name="line.180"></a>
+<span class="sourceLineNo">181</span><a name="line.181"></a>
+<span class="sourceLineNo">182</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.182"></a>
+<span class="sourceLineNo">183</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.183"></a>
+<span class="sourceLineNo">184</span>import org.apache.hbase.thirdparty.com.google.common.base.Throwables;<a name="line.184"></a>
+<span class="sourceLineNo">185</span>import org.apache.hbase.thirdparty.com.google.common.collect.Maps;<a name="line.185"></a>
+<span class="sourceLineNo">186</span>import org.apache.hbase.thirdparty.com.google.protobuf.BlockingRpcChannel;<a name="line.186"></a>
+<span class="sourceLineNo">187</span>import org.apache.hbase.thirdparty.com.google.protobuf.RpcController;<a name="line.187"></a>
+<span class="sourceLineNo">188</span>import org.apache.hbase.thirdparty.com.google.protobuf.ServiceException;<a name="line.188"></a>
+<span class="sourceLineNo">189</span>import org.apache.hbase.thirdparty.com.google.protobuf.TextFormat;<a name="line.189"></a>
+<span class="sourceLineNo">190</span>import org.apache.hbase.thirdparty.com.google.protobuf.UnsafeByteOperations;<a name="line.190"></a>
+<span class="sourceLineNo">191</span><a name="line.191"></a>
+<span class="sourceLineNo">192</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.192"></a>
+<span class="sourceLineNo">193</span>import org.apache.hadoop.hbase.shaded.protobuf.RequestConverter;<a name="line.193"></a>
+<span class="sourceLineNo">194</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.CoprocessorServiceCall;<a name="line.194"></a>
+<span class="sourceLineNo">195</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.CoprocessorServiceRequest;<a name="line.195"></a>
+<span class="sourceLineNo">196</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos.CoprocessorServiceResponse;<a name="line.196"></a>
+<span class="sourceLineNo">197</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos;<a name="line.197"></a>
+<span class="sourceLineNo">198</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos.RegionLoad;<a name="line.198"></a>
+<span class="sourceLineNo">199</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos.RegionStoreSequenceIds;<a name="line.199"></a>
+<span class="sourceLineNo">200</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.Coprocessor;<a name="line.200"></a>
+<span class="sourceLineNo">201</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.Coprocessor.Builder;<a name="line.201"></a>
+<span class="sourceLineNo">202</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.NameStringPair;<a name="line.202"></a>
+<span class="sourceLineNo">203</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.RegionServerInfo;<a name="line.203"></a>
+<span class="sourceLineNo">204</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.RegionSpecifier;<a name="line.204"></a>
+<span class="sourceLineNo">205</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.RegionSpecifier.RegionSpecifierType;<a name="line.205"></a>
+<span class="sourceLineNo">206</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockService;<a name="line.206"></a>
+<span class="sourceLineNo">207</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos;<a name="line.207"></a>
+<span class="sourceLineNo">208</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.GetLastFlushedSequenceIdRequest;<a name="line.208"></a>
+<span class="sourceLineNo">209</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.GetLastFlushedSequenceIdResponse;<a name="line.209"></a>
+<span class="sourceLineNo">210</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionServerReportRequest;<a name="line.210"></a>
+<span class="sourceLineNo">211</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionServerStartupRequest;<a name="line.211"></a>
+<span class="sourceLineNo">212</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionServerStartupResponse;<a name="line.212"></a>
+<span class="sourceLineNo">213</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionServerStatusService;<a name="line.213"></a>
+<span class="sourceLineNo">214</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionSpaceUse;<a name="line.214"></a>
+<span class="sourceLineNo">215</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionSpaceUseReportRequest;<a name="line.215"></a>
+<span class="sourceLineNo">216</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition;<a name="line.216"></a>
+<span class="sourceLineNo">217</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition.TransitionCode;<a name="line.217"></a>
+<span class="sourceLineNo">218</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportProcedureDoneRequest;<a name="line.218"></a>
+<span class="sourceLineNo">219</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportRSFatalErrorRequest;<a name="line.219"></a>
+<span class="sourceLineNo">220</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportRegionStateTransitionRequest;<a name="line.220"></a>
+<span class="sourceLineNo">221</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportRegionStateTransitionResponse;<a name="line.221"></a>
+<span class="sourceLineNo">222</span><a name="line.222"></a>
+<span class="sourceLineNo">223</span>/**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * HRegionServer makes a set of HRegions available to clients. It checks in with<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * the HMaster. There are many HRegionServers in a single HBase deployment.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.227"></a>
+<span class="sourceLineNo">228</span>@SuppressWarnings({ "deprecation"})<a name="line.228"></a>
+<span class="sourceLineNo">229</span>public class HRegionServer extends HasThread implements<a name="line.229"></a>
+<span class="sourceLineNo">230</span> RegionServerServices, LastSequenceId, ConfigurationObserver {<a name="line.230"></a>
+<span class="sourceLineNo">231</span> // Time to pause if master says 'please hold'. Make configurable if needed.<a name="line.231"></a>
+<span class="sourceLineNo">232</span> private static final int INIT_PAUSE_TIME_MS = 1000;<a name="line.232"></a>
+<span class="sourceLineNo">233</span><a name="line.233"></a>
+<span class="sourceLineNo">234</span> private static final Logger LOG = LoggerFactory.getLogger(HRegionServer.class);<a name="line.234"></a>
+<span class="sourceLineNo">235</span><a name="line.235"></a>
+<span class="sourceLineNo">236</span> /**<a name="line.236"></a>
+<span class="sourceLineNo">237</span> * For testing only! Set to true to skip notifying region assignment to master .<a name="line.237"></a>
+<span class="sourceLineNo">238</span> */<a name="line.238"></a>
+<span class="sourceLineNo">239</span> @VisibleForTesting<a name="line.239"></a>
+<span class="sourceLineNo">240</span> @edu.umd.cs.findbugs.annotations.SuppressWarnings(value="MS_SHOULD_BE_FINAL")<a name="line.240"></a>
+<span class="sourceLineNo">241</span> public static boolean TEST_SKIP_REPORTING_TRANSITION = false;<a name="line.241"></a>
+<span class="sourceLineNo">242</span><a name="line.242"></a>
+<span class="sourceLineNo">243</span> //RegionName vs current action in progress<a name="line.243"></a>
+<span class="sourceLineNo">244</span> //true - if open region action in progress<a name="line.244"></a>
+<span class="sourceLineNo">245</span> //false - if close region action in progress<a name="line.245"></a>
+<span class="sourceLineNo">246</span> protected final ConcurrentMap<byte[], Boolean> regionsInTransitionInRS =<a name="line.246"></a>
+<span class="sourceLineNo">247</span> new ConcurrentSkipListMap<>(Bytes.BYTES_COMPARATOR);<a name="line.247"></a>
+<span class="sourceLineNo">248</span><a name="line.248"></a>
+<span class="sourceLineNo">249</span> // Cache flushing<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected MemStoreFlusher cacheFlusher;<a name="line.250"></a>
+<span class="sourceLineNo">251</span><a name="line.251"></a>
+<span class="sourceLineNo">252</span> protected HeapMemoryManager hMemManager;<a name="line.252"></a>
+<span class="sourceLineNo">253</span><a name="line.253"></a>
+<span class="sourceLineNo">254</span> /**<a name="line.254"></a>
+<span class="sourceLineNo">255</span> * Cluster connection to be shared by services.<a name="line.255"></a>
+<span class="sourceLineNo">256</span> * Initialized at server startup and closed when server shuts down.<a name="line.256"></a>
+<span class="sourceLineNo">257</span> * Clients must never close it explicitly.<a name="line.257"></a>
+<span class="sourceLineNo">258</span> * Clients hosted by this Server should make use of this clusterConnection rather than create<a name="line.258"></a>
+<span class="sourceLineNo">259</span> * their own; if they create their own, there is no way for the hosting server to shutdown<a name="line.259"></a>
+<span class="sourceLineNo">260</span> * ongoing client RPCs.<a name="line.260"></a>
+<span class="sourceLineNo">261</span> */<a name="line.261"></a>
+<span class="sourceLineNo">262</span> protected ClusterConnection clusterConnection;<a name="line.262"></a>
+<span class="sourceLineNo">263</span><a name="line.263"></a>
+<span class="sourceLineNo">264</span> /*<a name="line.264"></a>
+<span class="sourceLineNo">265</span> * Long-living meta table locator, which is created when the server is started and stopped<a name="line.265"></a>
+<span class="sourceLineNo">266</span> * when server shuts down. References to this locator shall be used to perform according<a name="line.266"></a>
+<span class="sourceLineNo">267</span> * operations in EventHandlers. Primary reason for this decision is to make it mockable<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * for tests.<a name="line.268"></a>
+<span class="sourceLineNo">269</span> */<a name="line.269"></a>
+<span class="sourceLineNo">270</span> protected MetaTableLocator metaTableLocator;<a name="line.270"></a>
+<span class="sourceLineNo">271</span><a name="line.271"></a>
+<span class="sourceLineNo">272</span> /**<a name="line.272"></a>
+<span class="sourceLineNo">273</span> * Go here to get table descriptors.<a name="line.273"></a>
+<span class="sourceLineNo">274</span> */<a name="line.274"></a>
+<span class="sourceLineNo">275</span> protected TableDescriptors tableDescriptors;<a name="line.275"></a>
+<span class="sourceLineNo">276</span><a name="line.276"></a>
+<span class="sourceLineNo">277</span> // Replication services. If no replication, this handler will be null.<a name="line.277"></a>
+<span class="sourceLineNo">278</span> protected ReplicationSourceService replicationSourceHandler;<a name="line.278"></a>
+<span class="sourceLineNo">279</span> protected ReplicationSinkService replicationSinkHandler;<a name="line.279"></a>
+<span class="sourceLineNo">280</span><a name="line.280"></a>
+<span class="sourceLineNo">281</span> // Compactions<a name="line.281"></a>
+<span class="sourceLineNo">282</span> public CompactSplit compactSplitThread;<a name="line.282"></a>
+<span class="sourceLineNo">283</span><a name="line.283"></a>
+<span class="sourceLineNo">284</span> /**<a name="line.284"></a>
+<span class="sourceLineNo">285</span> * Map of regions currently being served by this region server. Key is the<a name="line.285"></a>
+<span class="sourceLineNo">286</span> * encoded region name. All access should be synchronized.<a name="line.286"></a>
+<span class="sourceLineNo">287</span> */<a name="line.287"></a>
+<span class="sourceLineNo">288</span> protected final Map<String, HRegion> onlineRegions = new ConcurrentHashMap<>();<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> /**<a name="line.290"></a>
+<span class="sourceLineNo">291</span> * Map of encoded region names to the DataNode locations they should be hosted on<a name="line.291"></a>
+<span class="sourceLineNo">292</span> * We store the value as InetSocketAddress since this is used only in HDFS<a name="line.292"></a>
+<span class="sourceLineNo">293</span> * API (create() that takes favored nodes as hints for placing file blocks).<a name="line.293"></a>
+<span class="sourceLineNo">294</span> * We could have used ServerName here as the value class, but we'd need to<a name="line.294"></a>
+<span class="sourceLineNo">295</span> * convert it to InetSocketAddress at some point before the HDFS API call, and<a name="line.295"></a>
+<span class="sourceLineNo">296</span> * it seems a bit weird to store ServerName since ServerName refers to RegionServers<a name="line.296"></a>
+<span class="sourceLineNo">297</span> * and here we really mean DataNode locations.<a name="line.297"></a>
+<span class="sourceLineNo">298</span> */<a name="line.298"></a>
+<span class="sourceLineNo">299</span> protected final Map<String, InetSocketAddress[]> regionFavoredNodesMap =<a name="line.299"></a>
+<span class="sourceLineNo">300</span> new ConcurrentHashMap<>();<a name="line.300"></a>
+<span class="sourceLineNo">301</span><a name="line.301"></a>
+<span class="sourceLineNo">302</span> // Leases<a name="line.302"></a>
+<span class="sourceLineNo">303</span> protected Leases leases;<a name="line.303"></a>
+<span class="sourceLineNo">304</span><a name="line.304"></a>
+<span class="sourceLineNo">305</span> // Instance of the hbase executor executorService.<a name="line.305"></a>
+<span class="sourceLineNo">306</span> protected ExecutorService executorService;<a name="line.306"></a>
+<span class="sourceLineNo">307</span><a name="line.307"></a>
+<span class="sourceLineNo">308</span> // If false, the file system has become unavailable<a name="line.308"></a>
+<span class="sourceLineNo">309</span> protected volatile boolean fsOk;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> protected HFileSystem fs;<a name="line.310"></a>
+<span class="sourceLineNo">311</span> protected HFileSystem walFs;<a name="line.311"></a>
+<span class="sourceLineNo">312</span><a name="line.312"></a>
+<span class="sourceLineNo">313</span> // Set when a report to the master comes back with a message asking us to<a name="line.313"></a>
+<span class="sourceLineNo">314</span> // shutdown. Also set by call to stop when debugging or running unit tests<a name="line.314"></a>
+<span class="sourceLineNo">315</span> // of HRegionServer in isolation.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> private volatile boolean stopped = false;<a name="line.316"></a>
+<span class="sourceLineNo">317</span><a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Go down hard. Used if file system becomes unavailable and also in<a name="line.318"></a>
+<span class="sourceLineNo">319</span> // debugging and unit tests.<a name="line.319"></a>
+<span class="sourceLineNo">320</span> private volatile boolean abortRequested;<a name="line.320"></a>
+<span class="sourceLineNo">321</span> public static final String ABORT_TIMEOUT = "hbase.regionserver.abort.timeout";<a name="line.321"></a>
+<span class="sourceLineNo">322</span> // Default abort timeout is 1200 seconds for safe<a name="line.322"></a>
+<span class="sourceLineNo">323</span> private static final long DEFAULT_ABORT_TIMEOUT = 1200000;<a name="line.323"></a>
+<span class="sourceLineNo">324</span> // Will run this task when abort timeout<a name="line.324"></a>
+<span class="sourceLineNo">325</span> public static final String ABORT_TIMEOUT_TASK = "hbase.regionserver.abort.timeout.task";<a name="line.325"></a>
+<span class="sourceLineNo">326</span><a name="line.326"></a>
+<span class="sourceLineNo">327</span> ConcurrentMap<String, Integer> rowlocks = new ConcurrentHashMap<>();<a name="line.327"></a>
+<span class="sourceLineNo">328</span><a name="line.328"></a>
+<span class="sourceLineNo">329</span> // A state before we go into stopped state. At this stage we're closing user<a name="line.329"></a>
+<span class="sourceLineNo">330</span> // space regions.<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private boolean stopping = false;<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> volatile boolean killed = false;<a name="line.333"></a>
+<span class="sourceLineNo">334</span><a name="line.334"></a>
+<span class="sourceLineNo">335</span> private volatile boolean shutDown = false;<a name="line.335"></a>
+<span class="sourceLineNo">336</span><a name="line.336"></a>
+<span class="sourceLineNo">337</span> protected final Configuration conf;<a name="line.337"></a>
+<span class="sourceLineNo">338</span><a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Path rootDir;<a name="line.339"></a>
+<span class="sourceLineNo">340</span> private Path walRootDir;<a name="line.340"></a>
+<span class="sourceLineNo">341</span><a name="line.341"></a>
+<span class="sourceLineNo">342</span> protected final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();<a name="line.342"></a>
+<span class="sourceLineNo">343</span><a name="line.343"></a>
+<span class="sourceLineNo">344</span> final int numRetries;<a name="line.344"></a>
+<span class="sourceLineNo">345</span> protected final int threadWakeFrequency;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> protected final int msgInterval;<a name="line.346"></a>
+<span class="sourceLineNo">347</span><a name="line.347"></a>
+<span class="sourceLineNo">348</span> protected final int numRegionsToReport;<a name="line.348"></a>
+<span class="sourceLineNo">349</span><a name="line.349"></a>
+<span class="sourceLineNo">350</span> // Stub to do region server status calls against the master.<a name="line.350"></a>
+<span class="sourceLineNo">351</span> private volatile RegionServerStatusService.BlockingInterface rssStub;<a name="line.351"></a>
+<span class="sourceLineNo">352</span> private volatile LockService.BlockingInterface lockStub;<a name="line.352"></a>
+<span class="sourceLineNo">353</span> // RPC client. Used to make the stub above that does region server status checking.<a name="line.353"></a>
+<span class="sourceLineNo">354</span> RpcClient rpcClient;<a name="line.354"></a>
+<span class="sourceLineNo">355</span><a name="line.355"></a>
+<span class="sourceLineNo">356</span> private RpcRetryingCallerFactory rpcRetryingCallerFactory;<a name="line.356"></a>
+<span class="sourceLineNo">357</span> private RpcControllerFactory rpcControllerFactory;<a name="line.357"></a>
+<span class="sourceLineNo">358</span><a name="line.358"></a>
+<span class="sourceLineNo">359</span> private UncaughtExceptionHandler uncaughtExceptionHandler;<a name="line.359"></a>
+<span class="sourceLineNo">360</span><a name="line.360"></a>
+<span class="sourceLineNo">361</span> // Info server. Default access so can be used by unit tests. REGIONSERVER<a name="line.361"></a>
+<span class="sourceLineNo">362</span> // is name of the webapp and the attribute name used stuffing this instance<a name="line.362"></a>
+<span class="sourceLineNo">363</span> // into web context.<a name="line.363"></a>
+<span class="sourceLineNo">364</span> protected InfoServer infoServer;<a name="line.364"></a>
+<span class="sourceLineNo">365</span> private JvmPauseMonitor pauseMonitor;<a name="line.365"></a>
+<span class="sourceLineNo">366</span><a name="line.366"></a>
+<span class="sourceLineNo">367</span> /** region server process name */<a name="line.367"></a>
+<span class="sourceLineNo">368</span> public static final String REGIONSERVER = "regionserver";<a name="line.368"></a>
+<span class="sourceLineNo">369</span><a name="line.369"></a>
+<span class="sourceLineNo">370</span> MetricsRegionServer metricsRegionServer;<a name="line.370"></a>
+<span class="sourceLineNo">371</span> MetricsTable metricsTable;<a name="line.371"></a>
+<span class="sourceLineNo">372</span> private SpanReceiverHost spanReceiverHost;<a name="line.372"></a>
+<span class="sourceLineNo">373</span><a name="line.373"></a>
+<span class="sourceLineNo">374</span> /**<a name="line.374"></a>
+<span class="sourceLineNo">375</span> * ChoreService used to schedule tasks that we want to run periodically<a name="line.375"></a>
+<span class="sourceLineNo">376</span> */<a name="line.376"></a>
+<span class="sourceLineNo">377</span> private ChoreService choreService;<a name="line.377"></a>
+<span class="sourceLineNo">378</span><a name="line.378"></a>
+<span class="sourceLineNo">379</span> /*<a name="line.379"></a>
+<span class="sourceLineNo">380</span> * Check for compactions requests.<a name="line.380"></a>
+<span class="sourceLineNo">381</span> */<a name="line.381"></a>
+<span class="sourceLineNo">382</span> ScheduledChore compactionChecker;<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> * Check for flushes<a name="line.385"></a>
+<span class="sourceLineNo">386</span> */<a name="line.386"></a>
+<span class="sourceLineNo">387</span> ScheduledChore periodicFlusher;<a name="line.387"></a>
+<span class="sourceLineNo">388</span><a name="line.388"></a>
+<span class="sourceLineNo">389</span> protected volatile WALFactory walFactory;<a name="line.389"></a>
+<span class="sourceLineNo">390</span><a name="line.390"></a>
+<span class="sourceLineNo">391</span> // WAL roller. log is protected rather than private to avoid<a name="line.391"></a>
+<span class="sourceLineNo">392</span> // eclipse warning when accessed by inner classes<a name="line.392"></a>
+<span class="sourceLineNo">393</span> protected LogRoller walRoller;<a name="line.393"></a>
+<span class="sourceLineNo">394</span><a name="line.394"></a>
+<span class="sourceLineNo">395</span> // A thread which calls reportProcedureDone<a name="line.395"></a>
+<span class="sourceLineNo">396</span> private RemoteProcedureResultReporter procedureResultReporter;<a name="line.396"></a>
+<span class="sourceLineNo">397</span><a name="line.397"></a>
+<span class="sourceLineNo">398</span> // flag set after we're done setting up server threads<a name="line.398"></a>
+<span class="sourceLineNo">399</span> final AtomicBoolean online = new AtomicBoolean(false);<a name="line.399"></a>
+<span class="sourceLineNo">400</span><a name="line.400"></a>
+<span class="sourceLineNo">401</span> // zookeeper connection and watcher<a name="line.401"></a>
+<span class="sourceLineNo">402</span> protected final ZKWatcher zooKeeper;<a name="line.402"></a>
+<span class="sourceLineNo">403</span><a name="line.403"></a>
+<span class="sourceLineNo">404</span> // master address tracker<a name="line.404"></a>
+<span class="sourceLineNo">405</span> private final MasterAddressTracker masterAddressTracker;<a name="line.405"></a>
+<span class="sourceLineNo">406</span><a name="line.406"></a>
+<span class="sourceLineNo">407</span> // Cluster Status Tracker<a name="line.407"></a>
+<span class="sourceLineNo">408</span> protected final ClusterStatusTracker clusterStatusTracker;<a name="line.408"></a>
+<span class="sourceLineNo">409</span><a name="line.409"></a>
+<span class="sourceLineNo">410</span> // Log Splitting Worker<a name="line.410"></a>
+<span class="sourceLineNo">411</span> private SplitLogWorker splitLogWorker;<a name="line.411"></a>
+<span class="sourceLineNo">412</span><a name="line.412"></a>
+<span class="sourceLineNo">413</span> // A sleeper that sleeps for msgInterval.<a name="line.413"></a>
+<span class="sourceLineNo">414</span> protected final Sleeper sleeper;<a name="line.414"></a>
+<span class="sourceLineNo">415</span><a name="line.415"></a>
+<span class="sourceLineNo">416</span> private final int operationTimeout;<a name="line.416"></a>
+<span class="sourceLineNo">417</span> private final int shortOperationTimeout;<a name="line.417"></a>
+<span class="sourceLineNo">418</span><a name="line.418"></a>
+<span class="sourceLineNo">419</span> private final RegionServerAccounting regionServerAccounting;<a name="line.419"></a>
+<span class="sourceLineNo">420</span><a name="line.420"></a>
+<span class="sourceLineNo">421</span> // Cache configuration and block cache reference<a name="line.421"></a>
+<span class="sourceLineNo">422</span> protected CacheConfig cacheConfig;<a name="line.422"></a>
+<span class="sourceLineNo">423</span> // Cache configuration for mob<a name="line.423"></a>
+<span class="sourceLineNo">424</span> final MobCacheConfig mobCacheConfig;<a name="line.424"></a>
+<span class="sourceLineNo">425</span><a name="line.425"></a>
+<span class="sourceLineNo">426</span> /** The health check chore. */<a name="line.426"></a>
+<span class="sourceLineNo">427</span> private HealthCheckChore healthCheckChore;<a name="line.427"></a>
+<span class="sourceLineNo">428</span><a name="line.428"></a>
+<span class="sourceLineNo">429</span> /** The nonce manager chore. */<a name="line.429"></a>
+<span class="sourceLineNo">430</span> private ScheduledChore nonceManagerChore;<a name="line.430"></a>
+<span class="sourceLineNo">431</span><a name="line.431"></a>
+<span class="sourceLineNo">432</span> private Map<String, com.google.protobuf.Service> coprocessorServiceHandlers = Maps.newHashMap();<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> * The server name the Master sees us as. Its made from the hostname the<a name="line.435"></a>
+<span class="sourceLineNo">436</span> * master passes us, port, and server startcode. Gets set after registration<a name="line.436"></a>
+<span class="sourceLineNo">437</span> * against Master.<a name="line.437"></a>
+<span class="sourceLineNo">438</span> */<a name="line.438"></a>
+<span class="sourceLineNo">439</span> protected ServerName serverName;<a name="line.439"></a>
+<span class="sourceLineNo">440</span><a name="line.440"></a>
+<span class="sourceLineNo">441</span> /*<a name="line.441"></a>
+<span class="sourceLineNo">442</span> * hostname specified by hostname config<a name="line.442"></a>
+<span class="sourceLineNo">443</span> */<a name="line.443"></a>
+<span class="sourceLineNo">444</span> protected String useThisHostnameInstead;<a name="line.444"></a>
+<span class="sourceLineNo">445</span><a name="line.445"></a>
+<span class="sourceLineNo">446</span> // key to the config parameter of server hostname<a name="line.446"></a>
+<span class="sourceLineNo">447</span> // the specification of server hostname is optional. The hostname should be resolvable from<a name="line.447"></a>
+<span class="sourceLineNo">448</span> // both master and region server<a name="line.448"></a>
+<span class="sourceLineNo">449</span> @InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.CONFIG)<a name="line.449"></a>
+<span class="sourceLineNo">450</span> final static String RS_HOSTNAME_KEY = "hbase.regionserver.hostname";<a name="line.450"></a>
+<span class="sourceLineNo">451</span> @InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.CONFIG)<a name="line.451"></a>
+<span class="sourceLineNo">452</span> protected final static String MASTER_HOSTNAME_KEY = "hbase.master.hostname";<a name="line.452"></a>
+<span class="sourceLineNo">453</span><a name="line.453"></a>
+<span class="sourceLineNo">454</span> // HBASE-18226: This config and hbase.regionserver.hostname are mutually exclusive.<a name="line.454"></a>
+<span class="sourceLineNo">455</span> // Exception will be thrown if both are used.<a name="line.455"></a>
+<span class="sourceLineNo">456</span> final static String RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY =<a name="line.456"></a>
+<span class="sourceLineNo">457</span> "hbase.regionserver.hostname.disable.master.reversedns";<a name="line.457"></a>
+<span class="sourceLineNo">458</span><a name="line.458"></a>
+<span class="sourceLineNo">459</span> /**<a name="line.459"></a>
+<span class="sourceLineNo">460</span> * This servers startcode.<a name="line.460"></a>
+<span class="sourceLineNo">461</span> */<a name="line.461"></a>
+<span class="sourceLineNo">462</span> protected final long startcode;<a name="line.462"></a>
+<span class="sourceLineNo">463</span><a name="line.463"></a>
+<span class="sourceLineNo">464</span> /**<a name="line.464"></a>
+<span class="sourceLineNo">465</span> * Unique identifier for the cluster we are a part of.<a name="line.465"></a>
+<span class="sourceLineNo">466</span> */<a name="line.466"></a>
+<span class="sourceLineNo">467</span> protected String clusterId;<a name="line.467"></a>
+<span class="sourceLineNo">468</span><a name="line.468"></a>
+<span class="sourceLineNo">469</span> /**<a name="line.469"></a>
+<span class="sourceLineNo">470</span> * Chore to clean periodically the moved region list<a name="line.470"></a>
+<span class="sourceLineNo">471</span> */<a name="line.471"></a>
+<span class="sourceLineNo">472</span> private MovedRegionsCleaner movedRegionsCleaner;<a name="line.472"></a>
+<span class="sourceLineNo">473</span><a name="line.473"></a>
+<span class="sourceLineNo">474</span> // chore for refreshing store files for secondary regions<a name="line.474"></a>
+<span class="sourceLineNo">475</span> private StorefileRefresherChore storefileRefresher;<a name="line.475"></a>
+<span class="sourceLineNo">476</span><a name="line.476"></a>
+<span class="sourceLineNo">477</span> private RegionServerCoprocessorHost rsHost;<a name="line.477"></a>
+<span class="sourceLineNo">478</span><a name="line.478"></a>
+<span class="sourceLineNo">479</span> private RegionServerProcedureManagerHost rspmHost;<a name="line.479"></a>
+<span class="sourceLineNo">480</span><a name="line.480"></a>
+<span class="sourceLineNo">481</span> private RegionServerRpcQuotaManager rsQuotaManager;<a name="line.481"></a>
+<span class="sourceLineNo">482</span> private RegionServerSpaceQuotaManager rsSpaceQuotaManager;<a name="line.482"></a>
+<span class="sourceLineNo">483</span><a name="line.483"></a>
+<span class="sourceLineNo">484</span> /**<a name="line.484"></a>
+<span class="sourceLineNo">485</span> * Nonce manager. Nonces are used to make operations like increment and append idempotent<a name="line.485"></a>
+<span class="sourceLineNo">486</span> * in the case where client doesn't receive the response from a successful operation and<a name="line.486"></a>
+<span class="sourceLineNo">487</span> * retries. We track the successful ops for some time via a nonce sent by client and handle<a name="line.487"></a>
+<span class="sourceLineNo">488</span> * duplicate operations (currently, by failing them; in future we might use MVCC to return<a name="line.488"></a>
+<span class="sourceLineNo">489</span> * result). Nonces are also recovered from WAL during, recovery; however, the caveats (from<a name="line.489"></a>
+<span class="sourceLineNo">490</span> * HBASE-3787) are:<a name="line.490"></a>
+<span class="sourceLineNo">491</span> * - WAL recovery is optimized, and under high load we won't read nearly nonce-timeout worth<a name="line.491"></a>
+<span class="sourceLineNo">492</span> * of past records. If we don't read the records, we don't read and recover the nonces.<a name="line.492"></a>
+<span class="sourceLineNo">493</span> * Some WALs within nonce-timeout at recovery may not even be present due to rolling/cleanup.<a name="line.493"></a>
+<span class="sourceLineNo">494</span> * - There's no WAL recovery during normal region move, so nonces will not be transfered.<a name="line.494"></a>
+<span class="sourceLineNo">495</span> * We can have separate additional "Nonce WAL". It will just contain bunch of numbers and<a name="line.495"></a>
+<span class="sourceLineNo">496</span> * won't be flushed on main path - because WAL itself also contains nonces, if we only flush<a name="line.496"></a>
+<span class="sourceLineNo">497</span> * it before memstore flush, for a given nonce we will either see it in the WAL (if it was<a name="line.497"></a>
+<span class="sourceLineNo">498</span> * never flushed to disk, it will be part of recovery), or we'll see it as part of the nonce<a name="line.498"></a>
+<span class="sourceLineNo">499</span> * log (or both occasionally, which doesn't matter). Nonce log file can be deleted after the<a name="line.499"></a>
+<span class="sourceLineNo">500</span> * latest nonce in it expired. It can also be recovered during move.<a name="line.500"></a>
+<span class="sourceLineNo">501</span> */<a name="line.501"></a>
+<span class="sourceLineNo">502</span> final ServerNonceManager nonceManager;<a name="line.502"></a>
+<span class="sourceLineNo">503</span><a name="line.503"></a>
+<span class="sourceLineNo">504</span> private UserProvider userProvider;<a name="line.504"></a>
+<span class="sourceLineNo">505</span><a name="line.505"></a>
+<span class="sourceLineNo">506</span> protected final RSRpcServices rpcServices;<a name="line.506"></a>
+<span class="sourceLineNo">507</span><a name="line.507"></a>
+<span class="sourceLineNo">508</span> protected CoordinatedStateManager csm;<a name="line.508"></a>
+<span class="sourceLineNo">509</span><a name="line.509"></a>
+<span class="sourceLineNo">510</span> /**<a name="line.510"></a>
+<span class="sourceLineNo">511</span> * Configuration manager is used to register/deregister and notify the configuration observers<a name="line.511"></a>
+<span class="sourceLineNo">512</span> * when the regionserver is notified that there was a change in the on disk configs.<a name="line.512"></a>
+<span class="sourceLineNo">513</span> */<a name="line.513"></a>
+<span class="sourceLineNo">514</span> protected final ConfigurationManager configurationManager;<a name="line.514"></a>
+<span class="sourceLineNo">515</span><a name="line.515"></a>
+<span class="sourceLineNo">516</span> @VisibleForTesting<a name="line.516"></a>
+<span class="sourceLineNo">517</span> CompactedHFilesDischarger compactedFileDischarger;<a name="line.517"></a>
+<span class="sourceLineNo">518</span><a name="line.518"></a>
+<span class="sourceLineNo">519</span> private volatile ThroughputController flushThroughputController;<a name="line.519"></a>
+<span class="sourceLineNo">520</span><a name="line.520"></a>
+<span class="sourceLineNo">521</span> protected SecureBulkLoadManager secureBulkLoadManager;<a name="line.521"></a>
+<span class="sourceLineNo">522</span><a name="line.522"></a>
+<span class="sourceLineNo">523</span> protected FileSystemUtilizationChore fsUtilizationChore;<a name="line.523"></a>
+<span class="sourceLineNo">524</span><a name="line.524"></a>
+<span class="sourceLineNo">525</span> private final NettyEventLoopGroupConfig eventLoopGroupConfig;<a name="line.525"></a>
+<span class="sourceLineNo">526</span><a name="line.526"></a>
+<span class="sourceLineNo">527</span> /**<a name="line.527"></a>
+<span class="sourceLineNo">528</span> * True if this RegionServer is coming up in a cluster where there is no Master;<a name="line.528"></a>
+<span class="sourceLineNo">529</span> * means it needs to just come up and make do without a Master to talk to: e.g. in test or<a name="line.529"></a>
+<span class="sourceLineNo">530</span> * HRegionServer is doing other than its usual duties: e.g. as an hollowed-out host whose only<a name="line.530"></a>
+<span class="sourceLineNo">531</span> * purpose is as a Replication-stream sink; see HBASE-18846 for more.<a name="line.531"></a>
+<span class="sourceLineNo">532</span> */<a name="line.532"></a>
+<span class="sourceLineNo">533</span> private final boolean masterless;<a name="line.533"></a>
+<span class="sourceLineNo">534</span> static final String MASTERLESS_CONFIG_NAME = "hbase.masterless";<a name="line.534"></a>
+<span class="sourceLineNo">535</span><a name="line.535"></a>
+<span class="sourceLineNo">536</span> /**<a name="line.536"></a>
+<span class="sourceLineNo">537</span> * Starts a HRegionServer at the default location<a name="line.537"></a>
+<span class="sourceLineNo">538</span> */<a name="line.538"></a>
+<span class="sourceLineNo">539</span> // Don't start any services or managers in here in the Constructor.<a name="line.539"></a>
+<span class="sourceLineNo">540</span> // Defer till after we register with the Master as much as possible. See #startServices.<a name="line.540"></a>
+<span class="sourceLineNo">541</span> public HRegionServer(Configuration conf) throws IOException {<a name="line.541"></a>
+<span class="sourceLineNo">542</span> super("RegionServer"); // thread name<a name="line.542"></a>
+<span class="sourceLineNo">543</span> TraceUtil.initTracer(conf);<a name="line.543"></a>
+<span class="sourceLineNo">544</span> try {<a name="line.544"></a>
+<span class="sourceLineNo">545</span> this.startcode = System.currentTimeMillis();<a name="line.545"></a>
+<span class="sourceLineNo">546</span> this.conf = conf;<a name="line.546"></a>
+<span class="sourceLineNo">547</span> this.fsOk = true;<a name="line.547"></a>
+<span class="sourceLineNo">548</span> this.masterless = conf.getBoolean(MASTERLESS_CONFIG_NAME, false);<a name="line.548"></a>
+<span class="sourceLineNo">549</span> this.eventLoopGroupConfig = setupNetty(this.conf);<a name="line.549"></a>
+<span class="sourceLineNo">550</span> MemorySizeUtil.checkForClusterFreeHeapMemoryLimit(this.conf);<a name="line.550"></a>
+<span class="sourceLineNo">551</span> HFile.checkHFileVersion(this.conf);<a name="line.551"></a>
+<span class="sourceLineNo">552</span> checkCodecs(this.conf);<a name="line.552"></a>
+<span class="sourceLineNo">553</span> this.userProvider = UserProvider.instantiate(conf);<a name="line.553"></a>
+<span class="sourceLineNo">554</span> FSUtils.setupShortCircuitRead(this.conf);<a name="line.554"></a>
+<span class="sourceLineNo">555</span><a name="line.555"></a>
+<span class="sourceLineNo">556</span> // Disable usage of meta replicas in the regionserver<a name="line.556"></a>
+<span class="sourceLineNo">557</span> this.conf.setBoolean(HConstants.USE_META_REPLICAS, false);<a name="line.557"></a>
+<span class="sourceLineNo">558</span> // Config'ed params<a name="line.558"></a>
+<span class="sourceLineNo">559</span> this.numRetries = this.conf.getInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER,<a name="line.559"></a>
+<span class="sourceLineNo">560</span> HConstants.DEFAULT_HBASE_CLIENT_RETRIES_NUMBER);<a name="line.560"></a>
+<span class="sourceLineNo">561</span> this.threadWakeFrequency = conf.getInt(HConstants.THREAD_WAKE_FREQUENCY, 10 * 1000);<a name="line.561"></a>
+<span class="sourceLineNo">562</span> this.msgInterval = conf.getInt("hbase.regionserver.msginterval", 3 * 1000);<a name="line.562"></a>
+<span class="sourceLineNo">563</span><a name="line.563"></a>
+<span class="sourceLineNo">564</span> this.sleeper = new Sleeper(this.msgInterval, this);<a name="line.564"></a>
+<span class="sourceLineNo">565</span><a name="line.565"></a>
+<span class="sourceLineNo">566</span> boolean isNoncesEnabled = conf.getBoolean(HConstants.HBASE_RS_NONCES_ENABLED, true);<a name="line.566"></a>
+<span class="sourceLineNo">567</span> this.nonceManager = isNoncesEnabled ? new ServerNonceManager(this.conf) : null;<a name="line.567"></a>
+<span class="sourceLineNo">568</span><a name="line.568"></a>
+<span class="sourceLineNo">569</span> this.numRegionsToReport = conf.getInt("hbase.regionserver.numregionstoreport", 10);<a name="line.569"></a>
+<span class="sourceLineNo">570</span><a name="line.570"></a>
+<span class="sourceLineNo">571</span> this.operationTimeout = conf.getInt(HConstants.HBASE_CLIENT_OPERATION_TIMEOUT,<a name="line.571"></a>
+<span class="sourceLineNo">572</span> HConstants.DEFAULT_HBASE_CLIENT_OPERATION_TIMEOUT);<a name="line.572"></a>
+<span class="sourceLineNo">573</span><a name="line.573"></a>
+<span class="sourceLineNo">574</span> this.shortOperationTimeout = conf.getInt(HConstants.HBASE_RPC_SHORTOPERATION_TIMEOUT_KEY,<a name="line.574"></a>
+<span class="sourceLineNo">575</span> HConstants.DEFAULT_HBASE_RPC_SHORTOPERATION_TIMEOUT);<a name="line.575"></a>
+<span class="sourceLineNo">576</span><a name="line.576"></a>
+<span class="sourceLineNo">577</span> this.abortRequested = false;<a name="line.577"></a>
+<span class="sourceLineNo">578</span> this.stopped = false;<a name="line.578"></a>
+<span class="sourceLineNo">579</span><a name="line.579"></a>
+<span class="sourceLineNo">580</span> rpcServices = createRpcServices();<a name="line.580"></a>
+<span class="sourceLineNo">581</span> useThisHostnameInstead = getUseThisHostnameInstead(conf);<a name="line.581"></a>
+<span class="sourceLineNo">582</span> String hostName =<a name="line.582"></a>
+<span class="sourceLineNo">583</span> StringUtils.isBlank(useThisHostnameInstead) ? this.rpcServices.isa.getHostName()<a name="line.583"></a>
+<span class="sourceLineNo">584</span> : this.useThisHostnameInstead;<a name="line.584"></a>
+<span class="sourceLineNo">585</span> serverName = ServerName.valueOf(hostName, this.rpcServices.isa.getPort(), this.startcode);<a name="line.585"></a>
+<span class="sourceLineNo">586</span><a name="line.586"></a>
+<span class="sourceLineNo">587</span> rpcControllerFactory = RpcControllerFactory.instantiate(this.conf);<a name="line.587"></a>
+<span class="sourceLineNo">588</span> rpcRetryingCallerFactory = RpcRetryingCallerFactory.instantiate(this.conf);<a name="line.588"></a>
+<span class="sourceLineNo">589</span><a name="line.589"></a>
+<span class="sourceLineNo">590</span> // login the zookeeper client principal (if using security)<a name="line.590"></a>
+<span class="sourceLineNo">591</span> ZKUtil.loginClient(this.conf, HConstants.ZK_CLIENT_KEYTAB_FILE,<a name="line.591"></a>
+<span class="sourceLineNo">592</span> HConstants.ZK_CLIENT_KERBEROS_PRINCIPAL, hostName);<a name="line.592"></a>
+<span class="sourceLineNo">593</span> // login the server principal (if using secure Hadoop)<a name="line.593"></a>
+<span class="sourceLineNo">594</span> login(userProvider, hostName);<a name="line.594"></a>
+<span class="sourceLineNo">595</span> // init superusers and add the server principal (if using security)<a name="line.595"></a>
+<span class="sourceLineNo">596</span> // or process owner as default super user.<a name="line.596"></a>
+<span class="sourceLineNo">597</span> Superusers.initialize(conf);<a name="line.597"></a>
+<span class="sourceLineNo">598</span><a name="line.598"></a>
+<span class="sourceLineNo">599</span> regionServerAccounting = new RegionServerAccounting(conf);<a name="line.599"></a>
+<span class="sourceLineNo">600</span> boolean isMasterNotCarryTable =<a name="line.600"></a>
+<span class="sourceLineNo">601</span> this instanceof HMaster && !LoadBalancer.isTablesOnMaster(conf) && !LoadBalancer<a name="line.601"></a>
+<span class="sourceLineNo">602</span> .isSystemTablesOnlyOnMaster(conf);<a name="line.602"></a>
+<span class="sourceLineNo">603</span> cacheConfig = new CacheConfig(conf, !isMasterNotCarryTable);<a name="line.603"></a>
+<span class="sourceLineNo">604</span> mobCacheConfig = new MobCacheConfig(conf, !isMasterNotCarryTable);<a name="line.604"></a>
+<span class="sourceLineNo">605</span> uncaughtExceptionHandler = new UncaughtExceptionHandler() {<a name="line.605"></a>
+<span class="sourceLineNo">606</span> @Override<a name="line.606"></a>
+<span class="sourceLineNo">607</span> public void uncaughtException(Thread t, Throwable e) {<a name="line.607"></a>
+<span class="sourceLineNo">608</span> abort("Uncaught exception in executorService thread " + t.getName(), e);<a name="line.608"></a>
+<span class="sourceLineNo">609</span> }<a name="line.609"></a>
+<span class="sourceLineNo">610</span> };<a name="line.610"></a>
+<span class="sourceLineNo">611</span><a name="line.611"></a>
+<span class="sourceLineNo">612</span> initializeFileSystem();<a name="line.612"></a>
+<span class="sourceLineNo">613</span> spanReceiverHost = SpanReceiverHost.getInstance(getConfiguration());<a name="line.613"></a>
+<span class="sourceLineNo">614</span><a name="line.614"></a>
+<span class="sourceLineNo">615</span> this.configurationManager = new ConfigurationManager();<a name="line.615"></a>
+<span class="sourceLineNo">616</span> setupWindows(getConfiguration(), getConfigurationManager());<a name="line.616"></a>
+<span class="sourceLineNo">617</span><a name="line.617"></a>
+<span class="sourceLineNo">618</span> // Some unit tests don't need a cluster, so no zookeeper at all<a name="line.618"></a>
+<span class="sourceLineNo">619</span> if (!conf.getBoolean("hbase.testing.nocluster", false)) {<a name="line.619"></a>
+<span class="sourceLineNo">620</span> // Open connection to zookeeper and set primary watcher<a name="line.620"></a>
+<span class="sourceLineNo">621</span> zooKeeper = new ZKWatcher(conf, getProcessName() + ":" +<a name="line.621"></a>
+<span class="sourceLineNo">622</span> rpcServices.isa.getPort(), this, canCreateBaseZNode());<a name="line.622"></a>
+<span class="sourceLineNo">623</span> // If no master in cluster, skip trying to track one or look for a cluster status.<a name="line.623"></a>
+<span class="sourceLineNo">624</span> if (!this.masterless) {<a name="line.624"></a>
+<span class="sourceLineNo">625</span> this.csm = new ZkCoordinatedStateManager(this);<a name="line.625"></a>
+<span class="sourceLineNo">626</span><a name="line.626"></a>
+<span class="sourceLineNo">627</span> masterAddressTracker = new MasterAddressTracker(getZooKeeper(), this);<a name="line.627"></a>
+<span class="sourceLineNo">628</span> masterAddressTracker.start();<a name="line.628"></a>
+<span class="sourceLineNo">629</span><a name="line.629"></a>
+<span class="sourceLineNo">630</span> clusterStatusTracker = new ClusterStatusTracker(zooKeeper, this);<a name="line.630"></a>
+<span class="sourceLineNo">631</span> clusterStatusTracker.start();<a name="line.631"></a>
+<span class="sourceLineNo">632</span> } else {<a name="line.632"></a>
+<span class="sourceLineNo">633</span> masterAddressTracker = null;<a name="line.633"></a>
+<span class="sourceLineNo">634</span> clusterStatusTracker = null;<a name="line.634"></a>
+<span class="sourceLineNo">635</span> }<a name="line.635"></a>
+<span class="sourceLineNo">636</span> } else {<a name="line.636"></a>
+<span class="sourceLineNo">637</span> zooKeeper = null;<a name="line.637"></a>
+<span class="sourceLineNo">638</span> masterAddressTracker = null;<a name="line.638"></a>
+<span class="sourceLineNo">639</span> clusterStatusTracker = null;<a name="line.639"></a>
+<span class="sourceLineNo">640</span> }<a name="line.640"></a>
+<span class="sourceLineNo">641</span> this.rpcServices.start(zooKeeper);<a name="line.641"></a>
+<span class="sourceLineNo">642</span> // This violates 'no starting stuff in Constructor' but Master depends on the below chore<a name="line.642"></a>
+<span class="sourceLineNo">643</span> // and executor being created and takes a different startup route. Lots of overlap between HRS<a name="line.643"></a>
+<span class="sourceLineNo">644</span> // and M (An M IS A HRS now). Need to refactor so less duplication between M and its super<a name="line.644"></a>
+<span class="sourceLineNo">645</span> // Master expects Constructor to put up web servers. Ugh.<a name="line.645"></a>
+<span class="sourceLineNo">646</span> // class HRS. TODO.<a name="line.646"></a>
+<span class="sourceLineNo">647</span> this.choreService = new ChoreService(getName(), true);<a name="line.647"></a>
+<span class="sourceLineNo">648</span> this.executorService = new ExecutorService(getName());<a name="line.648"></a>
+<span class="sourceLineNo">649</span> putUpWebUI();<a name="line.649"></a>
+<span class="sourceLineNo">650</span> } catch (Throwable t) {<a name="line.650"></a>
+<span class="sourceLineNo">651</span> // Make sure we log the exception. HRegionServer is often started via reflection and the<a name="line.651"></a>
+<span class="sourceLineNo">652</span> // cause of failed startup is lost.<a name="line.652"></a>
+<span class="sourceLineNo">653</span> LOG.error("Failed construction RegionServer", t);<a name="line.653"></a>
+<span class="sourceLineNo">654</span> throw t;<a name="line.654"></a>
+<span class="sourceLineNo">655</span> }<a name="line.655"></a>
+<span class="sourceLineNo">656</span> }<a name="line.656"></a>
+<span class="sourceLineNo">657</span><a name="line.657"></a>
+<span class="sourceLineNo">658</span> // HMaster should override this method to load the specific config for master<a name="line.658"></a>
+<span class="sourceLineNo">659</span> protected String getUseThisHostnameInstead(Configuration conf) throws IOException {<a name="line.659"></a>
+<span class="sourceLineNo">660</span> String hostname = conf.get(RS_HOSTNAME_KEY);<a name="line.660"></a>
+<span class="sourceLineNo">661</span> if (conf.getBoolean(RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY, false)) {<a name="line.661"></a>
+<span class="sourceLineNo">662</span> if (!StringUtils.isBlank(hostname)) {<a name="line.662"></a>
+<span class="sourceLineNo">663</span> String msg = RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY + " and " + RS_HOSTNAME_KEY +<a name="line.663"></a>
+<span class="sourceLineNo">664</span> " are mutually exclusive. Do not set " + RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY +<a name="line.664"></a>
+<span class="sourceLineNo">665</span> " to true while " + RS_HOSTNAME_KEY + " is used";<a name="line.665"></a>
+<span class="sourceLineNo">666</span> throw new IOException(msg);<a name="line.666"></a>
+<span class="sourceLineNo">667</span> } else {<a name="line.667"></a>
+<span class="sourceLineNo">668</span> return rpcServices.isa.getHostName();<a name="line.668"></a>
+<span class="sourceLineNo">669</span> }<a name="line.669"></a>
+<span class="sourceLineNo">670</span> } else {<a name="line.670"></a>
+<span class="sourceLineNo">671</span> return hostname;<a name="line.671"></a>
+<span class="sourceLineNo">672</span> }<a name="line.672"></a>
+<span class="sourceLineNo">673</span> }<a name="line.673"></a>
+<span class="sourceLineNo">674</span><a name="line.674"></a>
+<span class="sourceLineNo">675</span> /**<a name="line.675"></a>
+<span class="sourceLineNo">676</span> * If running on Windows, do windows-specific setup.<a name="line.676"></a>
+<span class="sourceLineNo">677</span> */<a name="line.677"></a>
+<span class="sourceLineNo">678</span> private static void setupWindows(final Configuration conf, ConfigurationManager cm) {<a name="line.678"></a>
+<span class="sourceLineNo">679</span> if (!SystemUtils.IS_OS_WINDOWS) {<a name="line.679"></a>
+<span class="sourceLineNo">680</span> Signal.handle(new Signal("HUP"), new SignalHandler() {<a name="line.680"></a>
+<span class="sourceLineNo">681</span> @Override<a name="line.681"></a>
+<span class="sourceLineNo">682</span> public void handle(Signal signal) {<a name="line.682"></a>
+<span class="sourceLineNo">683</span> conf.reloadConfiguration();<a name="line.683"></a>
+<span class="sourceLineNo">684</span> cm.notifyAllObservers(conf);<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> }<a name="line.687"></a>
+<span class="sourceLineNo">688</span> }<a name="line.688"></a>
+<span class="sourceLineNo">689</span><a name="line.689"></a>
+<span class="sourceLineNo">690</span> private static NettyEventLoopGroupConfig setupNetty(Configuration conf) {<a name="line.690"></a>
+<span class="sourceLineNo">691</span> // Initialize netty event loop group at start as we may use it for rpc server, rpc client & WAL.<a name="line.691"></a>
+<span class="sourceLineNo">692</span> NettyEventLoopGroupConfig nelgc =<a name="line.692"></a>
+<span class="sourceLineNo">693</span> new NettyEventLoopGroupConfig(conf, "RS-EventLoopGroup");<a name="line.693"></a>
+<span class="sourceLineNo">694</span> NettyRpcClientConfigHelper.setEventLoopConfig(conf, nelgc.group(), nelgc.clientChannelClass());<a name="line.694"></a>
+<span class="sourceLineNo">695</span> NettyAsyncFSWALConfigHelper.setEventLoopConfig(conf, nelgc.group(), nelgc.clientChannelClass());<a name="line.695"></a>
+<span class="sourceLineNo">696</span> return nelgc;<a name="line.696"></a>
+<span class="sourceLineNo">697</span> }<a name="line.697"></a>
+<span class="sourceLineNo">698</span><a name="line.698"></a>
+<span class="sourceLineNo">699</span> private void initializeFileSystem() throws IOException {<a name="line.699"></a>
+<span class="sourceLineNo">700</span> // Get fs instance used by this RS. Do we use checksum verification in the hbase? If hbase<a name="line.700"></a>
+<span class="sourceLineNo">701</span> // checksum verification enabled, then automatically switch off hdfs checksum verification.<a name="line.701"></a>
+<span class="sourceLineNo">702</span> boolean useHBaseChecksum = conf.getBoolean(HConstants.HBASE_CHECKSUM_VERIFICATION, true);<a name="line.702"></a>
+<span class="sourceLineNo">703</span> FSUtils.setFsDefault(this.conf, FSUtils.getWALRootDir(this.conf));<a name="line.703"></a>
+<span class="sourceLineNo">704</span> this.walFs = new HFileSystem(this.conf, useHBaseChecksum);<a name="line.704"></a>
+<span class="sourceLineNo">705</span> this.walRootDir = FSUtils.getWALRootDir(this.conf);<a name="line.705"></a>
+<span class="sourceLineNo">706</span> // Set 'fs.defaultFS' to match the filesystem on hbase.rootdir else<a name="line.706"></a>
+<span class="sourceLineNo">707</span> // underlying hadoop hdfs accessors will be going against wrong filesystem<a name="line.707"></a>
+<span class="sourceLineNo">708</span> // (unless all is set to defaults).<a name="line.708"></a>
+<span class="sourceLineNo">709</span> FSUtils.setFsDefault(this.conf, FSUtils.getRootDir(this.conf));<a name="line.709"></a>
+<span class="sourceLineNo">710</span> this.fs = new HFileSystem(this.conf, useHBaseChecksum);<a name="line.710"></a>
+<span class="sourceLineNo">711</span> this.rootDir = FSUtils.getRootDir(this.conf);<a name="line.711"></a>
+<span class="sourceLineNo">712</span> this.tableDescriptors = getFsTableDescriptors();<a name="line.712"></a>
+<span class="sourceLineNo">713</span> }<a name="line.713"></a>
+<span class="sourceLineNo">714</span><a name="line.714"></a>
+<span class="sourceLineNo">715</span> protected TableDescriptors getFsTableDescriptors() throws IOException {<a name="line.715"></a>
+<span class="sourceLineNo">716</span> return new FSTableDescriptors(this.conf,<a name="line.716"></a>
+<span class="sourceLineNo">717</span> this.fs, this.rootDir, !canUpdateTableDescriptor(), false, getMetaTableObserver());<a name="line.717"></a>
+<span class="sourceLineNo">718</span> }<a name="line.718"></a>
+<span class="sourceLineNo">719</span><a name="line.719"></a>
+<span class="sourceLineNo">720</span> protected Function<TableDescriptorBuilder, TableDescriptorBuilder> getMetaTableObserver() {<a name="line.720"></a>
+<span class="sourceLineNo">721</span> return null;<a name="line.721"></a>
+<span class="sourceLineNo">722</span> }<a name="line.722"></a>
+<span class="sourceLineNo">723</span><a name="line.723"></a>
+<span class="sourceLineNo">724</span> protected void login(UserProvider user, String host) throws IOException {<a name="line.724"></a>
+<span class="sourceLineNo">725</span> user.login("hbase.regionserver.keytab.file",<a name="line.725"></a>
+<span class="sourceLineNo">726</span> "hbase.regionserver.kerberos.principal", host);<a name="line.726"></a>
+<span class="sourceLineNo">727</span> }<a name="line.727"></a>
+<span class="sourceLineNo">728</span><a name="line.728"></a>
+<span class="sourceLineNo">729</span><a name="line.729"></a>
+<span class="sourceLineNo">730</span> /**<a name="line.730"></a>
+<span class="sourceLineNo">731</span> * Wait for an active Master.<a name="line.731"></a>
+<span class="sourceLineNo">732</span> * See override in Master superclass for how it is used.<a name="line.732"></a>
+<span class="sourceLineNo">733</span> */<a name="line.733"></a>
+<span class="sourceLineNo">734</span> protected void waitForMasterActive() {}<a name="line.734"></a>
+<span class="sourceLineNo">735</span><a name="line.735"></a>
+<span class="sourceLineNo">736</span> protected String getProcessName() {<a name="line.736"></a>
+<span class="sourceLineNo">737</span> return REGIONSERVER;<a name="line.737"></a>
+<span class="sourceLineNo">738</span> }<a name="line.738"></a>
+<span class="sourceLineNo">739</span><a name="line.739"></a>
+<span class="sourceLineNo">740</span> protected boolean canCreateBaseZNode() {<a name="line.740"></a>
+<span class="sourceLineNo">741</span> return this.masterless;<a name="line.741"></a>
+<span class="sourceLineNo">742</span> }<a name="line.742"></a>
+<span class="sourceLineNo">743</span><a name="line.743"></a>
+<span class="sourceLineNo">744</span> protected boolean canUpdateTableDescriptor() {<a name="line.744"></a>
+<span class="sourceLineNo">745</span> return false;<a name="line.745"></a>
+<span class="sourceLineNo">746</span> }<a name="line.746"></a>
+<span class="sourceLineNo">747</span><a name="line.747"></a>
+<span class="sourceLineNo">748</span> protected RSRpcServices createRpcServices() throws IOException {<a name="line.748"></a>
+<span class="sourceLineNo">749</span> return new RSRpcServices(this);<a name="line.749"></a>
+<span class="sourceLineNo">750</span> }<a name="line.750"></a>
+<span class="sourceLineNo">751</span><a name="line.751"></a>
+<span class="sourceLineNo">752</span> protected void configureInfoServer() {<a name="line.752"></a>
+<span class="sourceLineNo">753</span> infoServer.addServlet("rs-status", "/rs-status", RSStatusServlet.class);<a name="line.753"></a>
+<span class="sourceLineNo">754</span> infoServer.setAttribute(REGIONSERVER, this);<a name="line.754"></a>
+<span class="sourceLineNo">755</span> }<a name="line.755"></a>
+<span class="sourceLineNo">756</span><a name="line.756"></a>
+<span class="sourceLineNo">757</span> protected Class<? extends HttpServlet> getDumpServlet() {<a name="line.757"></a>
+<span class="sourceLineNo">758</span> return RSDumpServlet.class;<a name="line.758"></a>
+<span class="sourceLineNo">759</span> }<a name="line.759"></a>
+<span class="sourceLineNo">760</span><a name="line.760"></a>
+<span class="sourceLineNo">761</span> @Override<a name="line.761"></a>
+<span class="sourceLineNo">762</span> public boolean registerService(com.google.protobuf.Service instance) {<a name="line.762"></a>
+<span class="sourceLineNo">763</span> /*<a name="line.763"></a>
+<span class="sourceLineNo">764</span> * No stacking of instances is allowed for a single executorService name<a name="line.764"></a>
+<span class="sourceLineNo">765</span> */<a name="line.765"></a>
+<span class="sourceLineNo">766</span> com.google.protobuf.Descriptors.ServiceDescriptor serviceDesc =<a name="line.766"></a>
+<span class="sourceLineNo">767</span> instance.getDescriptorForType();<a name="line.767"></a>
+<span class="sourceLineNo">768</span> String serviceName = CoprocessorRpcUtils.getServiceName(serviceDesc);<a name="line.768"></a>
+<span class="sourceLineNo">769</span> if (coprocessorServiceHandlers.containsKey(serviceName)) {<a name="line.769"></a>
+<span class="sourceLineNo">770</span> LOG.error("Coprocessor executorService " + serviceName<a name="line.770"></a>
+<span class="sourceLineNo">771</span> + " already registered, rejecting request from " + instance);<a name="line.771"></a>
+<span class="sourceLineNo">772</span> return false;<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> coprocessorServiceHandlers.put(serviceName, instance);<a name="line.775"></a>
+<span class="sourceLineNo">776</span> if (LOG.isDebugEnabled()) {<a name="line.776"></a>
+<span class="sourceLineNo">777</span> LOG.debug("Registered regionserver coprocessor executorService: executorService=" + serviceName);<a name="line.777"></a>
+<span class="sourceLineNo">778</span> }<a name="line.778"></a>
+<span class="sourceLineNo">779</span> return true;<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> /**<a name="line.782"></a>
+<span class="sourceLineNo">783</span> * Create a 'smarter' Connection, one that is capable of by-passing RPC if the request is to<a name="line.783"></a>
+<span class="sourceLineNo">784</span> * the local server; i.e. a short-circuit Connection. Safe to use going to local or remote<a name="line.784"></a>
+<span class="sourceLineNo">785</span> * server. Create this instance in a method can be intercepted and mocked in tests.<a name="line.785"></a>
+<span class="sourceLineNo">786</span> * @throws IOException<a name="line.786"></a>
+<span class="sourceLineNo">787</span> */<a name="line.787"></a>
+<span class="sourceLineNo">788</span> @VisibleForTesting<a name="line.788"></a>
+<span class="sourceLineNo">789</span> protected ClusterConnection createClusterConnection() throws IOException {<a name="line.789"></a>
+<span class="sourceLineNo">790</span> Configuration conf = this.conf;<a name="line.790"></a>
+<span class="sourceLineNo">791</span> if (conf.get(HConstants.CLIENT_ZOOKEEPER_QUORUM) != null) {<a name="line.791"></a>
+<span class="sourceLineNo">792</span> // Use server ZK cluster for server-issued connections, so we clone<a name="line.792"></a>
+<span class="sourceLineNo">793</span> // the conf and unset the client ZK related properties<a name="line.793"></a>
+<span class="sourceLineNo">794</span> conf = new Configuration(this.conf);<a name="line.794"></a>
+<span class="sourceLineNo">795</span> conf.unset(HConstants.CLIENT_ZOOKEEPER_QUORUM);<a name="line.795"></a>
+<span class="sourceLineNo">796</span> }<a name="line.796"></a>
+<span class="sourceLineNo">797</span> // Create a cluster connection that when appropriate, can short-circuit and go directly to the<a name="line.797"></a>
+<span class="sourceLineNo">798</span> // local server if the request is to the local server bypassing RPC. Can be used for both local<a name="line.798"></a>
+<span class="sourceLineNo">799</span> // and remote invocations.<a name="line.799"></a>
+<span class="sourceLineNo">800</span> return ConnectionUtils.createShortCircuitConnection(conf, null, userProvider.getCurrent(),<a name="line.800"></a>
+<span class="sourceLineNo">801</span> serverName, rpcServices, rpcServices);<a name="line.801"></a>
+<span class="sourceLineNo">802</span> }<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> * Run test on configured codecs to make sure supporting libs are in place.<a name="line.805"></a>
+<span class="sourceLineNo">806</span> * @param c<a name="line.806"></a>
+<span class="sourceLineNo">807</span> * @throws IOException<a name="line.807"></a>
+<span class="sourceLineNo">808</span> */<a name="line.808"></a>
+<span class="sourceLineNo">809</span> private static void checkCodecs(final Configuration c) throws IOException {<a name="line.809"></a>
+<span class="sourceLineNo">810</span> // check to see if the codec list is available:<a name="line.810"></a>
+<span class="sourceLineNo">811</span> String [] codecs = c.getStrings("hbase.regionserver.codecs", (String[])null);<a name="line.811"></a>
+<span class="sourceLineNo">812</span> if (codecs == null) return;<a name="line.812"></a>
+<span class="sourceLineNo">813</span> for (String codec : codecs) {<a name="line.813"></a>
+<span class="sourceLineNo">814</span> if (!CompressionTest.testCompression(codec)) {<a name="line.814"></a>
+<span class="sourceLineNo">815</span> throw new IOException("Compression codec " + codec +<a name="line.815"></a>
+<span class="sourceLineNo">816</span> " not supported, aborting RS construction");<a name="line.816"></a>
+<span class="sourceLineNo">817</span> }<a name="line.817"></a>
+<span class="sourceLineNo">818</span> }<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> public String getClusterId() {<a name="line.821"></a>
+<span class="sourceLineNo">822</span> return this.clusterId;<a name="line.822"></a>
+<span class="sourceLineNo">823</span> }<a name="line.823"></a>
+<span class="sourceLineNo">824</span><a name="line.824"></a>
+<span class="sourceLineNo">825</span> /**<a name="line.825"></a>
+<span class="sourceLineNo">826</span> * Setup our cluster connection if not already initialized.<a name="line.826"></a>
+<span class="sourceLineNo">827</span> * @throws IOException<a name="line.827"></a>
+<span class="sourceLineNo">828</span> */<a name="line.828"></a>
+<span class="sourceLineNo">829</span> protected synchronized void setupClusterConnection() throws IOException {<a name="line.829"></a>
+<span class="sourceLineNo">830</span> if (clusterConnection == null) {<a name="line.830"></a>
+<span class="sourceLineNo">831</span> clusterConnection = createClusterConnection();<a name="line.831"></a>
+<span class="sourceLineNo">832</span> metaTableLocator = new MetaTableLocator();<a name="line.832"></a>
+<span class="sourceLineNo">833</span> }<a name="line.833"></a>
+<span class="sourceLineNo">834</span> }<a name="line.834"></a>
+<span class="sourceLineNo">835</span><a name="line.835"></a>
+<span class="sourceLineNo">836</span> /**<a name="line.836"></a>
+<span class="sourceLineNo">837</span> * All initialization needed before we go register with Master.<br><a name="line.837"></a>
+<span class="sourceLineNo">838</span> * Do bare minimum. Do bulk of initializations AFTER we've connected to the Master.<br><a name="line.838"></a>
+<span class="sourceLineNo">839</span> * In here we just put up the RpcServer, setup Connection, and ZooKeeper.<a name="line.839"></a>
+<span class="sourceLineNo">840</span> */<a name="line.840"></a>
+<span class="sourceLineNo">841</span> private void preRegistrationInitialization() {<a name="line.841"></a>
+<span class="sourceLineNo">842</span> try {<a name="line.842"></a>
+<span class="sourceLineNo">843</
<TRUNCATED>