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From git-site-r...@apache.org
Subject [09/51] [partial] hbase-site git commit: Published site at .
Date Fri, 25 Aug 2017 15:10:01 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/6b5143ed/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionRepairException.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionRepairException.html b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionRepairException.html
index f5186b5..43afb13 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionRepairException.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionRepairException.html
@@ -36,5085 +36,5084 @@
 <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.shaded.com.google.common.collect.Multimap;<a name="line.28"></a>
 <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.shaded.com.google.common.collect.Ordering;<a name="line.29"></a>
 <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.shaded.com.google.common.collect.TreeMultimap;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import com.google.protobuf.ServiceException;<a name="line.31"></a>
-<span class="sourceLineNo">032</span><a name="line.32"></a>
-<span class="sourceLineNo">033</span>import java.io.Closeable;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import java.io.FileNotFoundException;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import java.io.IOException;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import java.io.InterruptedIOException;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import java.io.PrintWriter;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import java.io.StringWriter;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import java.net.InetAddress;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import java.net.URI;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import java.util.ArrayList;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import java.util.Arrays;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import java.util.Collection;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import java.util.Collections;<a name="line.44"></a>
-<span class="sourceLineNo">045</span>import java.util.Comparator;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import java.util.HashMap;<a name="line.46"></a>
-<span class="sourceLineNo">047</span>import java.util.HashSet;<a name="line.47"></a>
-<span class="sourceLineNo">048</span>import java.util.Iterator;<a name="line.48"></a>
-<span class="sourceLineNo">049</span>import java.util.List;<a name="line.49"></a>
-<span class="sourceLineNo">050</span>import java.util.Locale;<a name="line.50"></a>
-<span class="sourceLineNo">051</span>import java.util.Map;<a name="line.51"></a>
-<span class="sourceLineNo">052</span>import java.util.Map.Entry;<a name="line.52"></a>
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-<span class="sourceLineNo">054</span>import java.util.SortedMap;<a name="line.54"></a>
-<span class="sourceLineNo">055</span>import java.util.SortedSet;<a name="line.55"></a>
-<span class="sourceLineNo">056</span>import java.util.TreeMap;<a name="line.56"></a>
-<span class="sourceLineNo">057</span>import java.util.TreeSet;<a name="line.57"></a>
-<span class="sourceLineNo">058</span>import java.util.Vector;<a name="line.58"></a>
-<span class="sourceLineNo">059</span>import java.util.concurrent.Callable;<a name="line.59"></a>
-<span class="sourceLineNo">060</span>import java.util.concurrent.ConcurrentSkipListMap;<a name="line.60"></a>
-<span class="sourceLineNo">061</span>import java.util.concurrent.ExecutionException;<a name="line.61"></a>
-<span class="sourceLineNo">062</span>import java.util.concurrent.ExecutorService;<a name="line.62"></a>
-<span class="sourceLineNo">063</span>import java.util.concurrent.Executors;<a name="line.63"></a>
-<span class="sourceLineNo">064</span>import java.util.concurrent.Future;<a name="line.64"></a>
-<span class="sourceLineNo">065</span>import java.util.concurrent.FutureTask;<a name="line.65"></a>
-<span class="sourceLineNo">066</span>import java.util.concurrent.ScheduledThreadPoolExecutor;<a name="line.66"></a>
-<span class="sourceLineNo">067</span>import java.util.concurrent.TimeUnit;<a name="line.67"></a>
-<span class="sourceLineNo">068</span>import java.util.concurrent.TimeoutException;<a name="line.68"></a>
-<span class="sourceLineNo">069</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.69"></a>
-<span class="sourceLineNo">070</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.70"></a>
-<span class="sourceLineNo">071</span><a name="line.71"></a>
-<span class="sourceLineNo">072</span>import org.apache.commons.io.IOUtils;<a name="line.72"></a>
-<span class="sourceLineNo">073</span>import org.apache.commons.lang.RandomStringUtils;<a name="line.73"></a>
-<span class="sourceLineNo">074</span>import org.apache.commons.lang.StringUtils;<a name="line.74"></a>
-<span class="sourceLineNo">075</span>import org.apache.commons.logging.Log;<a name="line.75"></a>
-<span class="sourceLineNo">076</span>import org.apache.commons.logging.LogFactory;<a name="line.76"></a>
-<span class="sourceLineNo">077</span>import org.apache.hadoop.conf.Configuration;<a name="line.77"></a>
-<span class="sourceLineNo">078</span>import org.apache.hadoop.conf.Configured;<a name="line.78"></a>
-<span class="sourceLineNo">079</span>import org.apache.hadoop.fs.FSDataOutputStream;<a name="line.79"></a>
-<span class="sourceLineNo">080</span>import org.apache.hadoop.fs.FileStatus;<a name="line.80"></a>
-<span class="sourceLineNo">081</span>import org.apache.hadoop.fs.FileSystem;<a name="line.81"></a>
-<span class="sourceLineNo">082</span>import org.apache.hadoop.fs.Path;<a name="line.82"></a>
-<span class="sourceLineNo">083</span>import org.apache.hadoop.fs.permission.FsAction;<a name="line.83"></a>
-<span class="sourceLineNo">084</span>import org.apache.hadoop.fs.permission.FsPermission;<a name="line.84"></a>
-<span class="sourceLineNo">085</span>import org.apache.hadoop.hbase.Abortable;<a name="line.85"></a>
-<span class="sourceLineNo">086</span>import org.apache.hadoop.hbase.Cell;<a name="line.86"></a>
-<span class="sourceLineNo">087</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.87"></a>
-<span class="sourceLineNo">088</span>import org.apache.hadoop.hbase.ClusterStatus;<a name="line.88"></a>
-<span class="sourceLineNo">089</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.89"></a>
-<span class="sourceLineNo">090</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.90"></a>
-<span class="sourceLineNo">091</span>import org.apache.hadoop.hbase.HConstants;<a name="line.91"></a>
-<span class="sourceLineNo">092</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.92"></a>
-<span class="sourceLineNo">093</span>import org.apache.hadoop.hbase.HRegionLocation;<a name="line.93"></a>
-<span class="sourceLineNo">094</span>import org.apache.hadoop.hbase.KeyValue;<a name="line.94"></a>
-<span class="sourceLineNo">095</span>import org.apache.hadoop.hbase.MasterNotRunningException;<a name="line.95"></a>
-<span class="sourceLineNo">096</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.96"></a>
-<span class="sourceLineNo">097</span>import org.apache.hadoop.hbase.RegionLocations;<a name="line.97"></a>
-<span class="sourceLineNo">098</span>import org.apache.hadoop.hbase.ServerName;<a name="line.98"></a>
-<span class="sourceLineNo">099</span>import org.apache.hadoop.hbase.TableName;<a name="line.99"></a>
-<span class="sourceLineNo">100</span>import org.apache.hadoop.hbase.ZooKeeperConnectionException;<a name="line.100"></a>
-<span class="sourceLineNo">101</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.101"></a>
-<span class="sourceLineNo">102</span>import org.apache.hadoop.hbase.classification.InterfaceStability;<a name="line.102"></a>
-<span class="sourceLineNo">103</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.103"></a>
-<span class="sourceLineNo">104</span>import org.apache.hadoop.hbase.client.ClusterConnection;<a name="line.104"></a>
-<span class="sourceLineNo">105</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.105"></a>
-<span class="sourceLineNo">106</span>import org.apache.hadoop.hbase.client.ConnectionFactory;<a name="line.106"></a>
-<span class="sourceLineNo">107</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.107"></a>
-<span class="sourceLineNo">108</span>import org.apache.hadoop.hbase.client.Get;<a name="line.108"></a>
-<span class="sourceLineNo">109</span>import org.apache.hadoop.hbase.client.Put;<a name="line.109"></a>
-<span class="sourceLineNo">110</span>import org.apache.hadoop.hbase.client.RegionReplicaUtil;<a name="line.110"></a>
-<span class="sourceLineNo">111</span>import org.apache.hadoop.hbase.client.Result;<a name="line.111"></a>
-<span class="sourceLineNo">112</span>import org.apache.hadoop.hbase.client.RowMutations;<a name="line.112"></a>
-<span class="sourceLineNo">113</span>import org.apache.hadoop.hbase.client.Table;<a name="line.113"></a>
-<span class="sourceLineNo">114</span>import org.apache.hadoop.hbase.client.TableState;<a name="line.114"></a>
-<span class="sourceLineNo">115</span>import org.apache.hadoop.hbase.io.FileLink;<a name="line.115"></a>
-<span class="sourceLineNo">116</span>import org.apache.hadoop.hbase.io.HFileLink;<a name="line.116"></a>
-<span class="sourceLineNo">117</span>import org.apache.hadoop.hbase.io.hfile.CacheConfig;<a name="line.117"></a>
-<span class="sourceLineNo">118</span>import org.apache.hadoop.hbase.io.hfile.HFile;<a name="line.118"></a>
-<span class="sourceLineNo">119</span>import org.apache.hadoop.hbase.master.MasterFileSystem;<a name="line.119"></a>
-<span class="sourceLineNo">120</span>import org.apache.hadoop.hbase.master.RegionState;<a name="line.120"></a>
-<span class="sourceLineNo">121</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.121"></a>
-<span class="sourceLineNo">122</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.122"></a>
-<span class="sourceLineNo">123</span>import org.apache.hadoop.hbase.regionserver.HRegion;<a name="line.123"></a>
-<span class="sourceLineNo">124</span>import org.apache.hadoop.hbase.regionserver.HRegionFileSystem;<a name="line.124"></a>
-<span class="sourceLineNo">125</span>import org.apache.hadoop.hbase.regionserver.StoreFileInfo;<a name="line.125"></a>
-<span class="sourceLineNo">126</span>import org.apache.hadoop.hbase.regionserver.wal.MetricsWAL;<a name="line.126"></a>
-<span class="sourceLineNo">127</span>import org.apache.hadoop.hbase.regionserver.wal.WALActionsListener;<a name="line.127"></a>
-<span class="sourceLineNo">128</span>import org.apache.hadoop.hbase.security.AccessDeniedException;<a name="line.128"></a>
-<span class="sourceLineNo">129</span>import org.apache.hadoop.hbase.security.UserProvider;<a name="line.129"></a>
-<span class="sourceLineNo">130</span>import org.apache.hadoop.hbase.util.Bytes.ByteArrayComparator;<a name="line.130"></a>
-<span class="sourceLineNo">131</span>import org.apache.hadoop.hbase.util.HBaseFsck.ErrorReporter.ERROR_CODE;<a name="line.131"></a>
-<span class="sourceLineNo">132</span>import org.apache.hadoop.hbase.util.hbck.HFileCorruptionChecker;<a name="line.132"></a>
-<span class="sourceLineNo">133</span>import org.apache.hadoop.hbase.util.hbck.ReplicationChecker;<a name="line.133"></a>
-<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.util.hbck.TableIntegrityErrorHandler;<a name="line.134"></a>
-<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.util.hbck.TableIntegrityErrorHandlerImpl;<a name="line.135"></a>
-<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.136"></a>
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-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.138"></a>
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-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.Tool;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hadoop.util.ToolRunner;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
-<span class="sourceLineNo">149</span><a name="line.149"></a>
-<span class="sourceLineNo">150</span>/**<a name="line.150"></a>
-<span class="sourceLineNo">151</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.151"></a>
-<span class="sourceLineNo">152</span> * table integrity problems in a corrupted HBase.<a name="line.152"></a>
-<span class="sourceLineNo">153</span> * &lt;p&gt;<a name="line.153"></a>
-<span class="sourceLineNo">154</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.154"></a>
-<span class="sourceLineNo">155</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.155"></a>
-<span class="sourceLineNo">156</span> * accordance.<a name="line.156"></a>
-<span class="sourceLineNo">157</span> * &lt;p&gt;<a name="line.157"></a>
-<span class="sourceLineNo">158</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.158"></a>
-<span class="sourceLineNo">159</span> * one region of a table.  This means there are no individual degenerate<a name="line.159"></a>
-<span class="sourceLineNo">160</span> * or backwards regions; no holes between regions; and that there are no<a name="line.160"></a>
-<span class="sourceLineNo">161</span> * overlapping regions.<a name="line.161"></a>
-<span class="sourceLineNo">162</span> * &lt;p&gt;<a name="line.162"></a>
-<span class="sourceLineNo">163</span> * The general repair strategy works in two phases:<a name="line.163"></a>
-<span class="sourceLineNo">164</span> * &lt;ol&gt;<a name="line.164"></a>
-<span class="sourceLineNo">165</span> * &lt;li&gt; Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.165"></a>
-<span class="sourceLineNo">166</span> * &lt;li&gt; Repair Region Consistency with hbase:meta and assignments<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * &lt;/ol&gt;<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * &lt;p&gt;<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * for .regioninfo files.  Each table's integrity is then verified.  If there<a name="line.170"></a>
-<span class="sourceLineNo">171</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * regions are fabricated.  Backwards regions are sidelined as well as empty<a name="line.172"></a>
-<span class="sourceLineNo">173</span> * degenerate (endkey==startkey) regions.  If there are any overlapping regions,<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * a new region is created and all data is merged into the new region.<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * &lt;p&gt;<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.176"></a>
-<span class="sourceLineNo">177</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * an offline fashion.<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * &lt;p&gt;<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.181"></a>
-<span class="sourceLineNo">182</span> * present in an HDFS region dir,  2) valid row with .regioninfo data in META,<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.183"></a>
-<span class="sourceLineNo">184</span> * with proper state in the master.<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * &lt;p&gt;<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.186"></a>
-<span class="sourceLineNo">187</span> * contact the HBase master and region servers.  The hbck#connect() method must<a name="line.187"></a>
-<span class="sourceLineNo">188</span> * first be called successfully.  Much of the region consistency information<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * is transient and less risky to repair.<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * &lt;p&gt;<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * can be used to limit the kinds of repairs hbck will do.  See the code in<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * {@link #printUsageAndExit()} for more details.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> */<a name="line.194"></a>
-<span class="sourceLineNo">195</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.195"></a>
-<span class="sourceLineNo">196</span>@InterfaceStability.Evolving<a name="line.196"></a>
-<span class="sourceLineNo">197</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.197"></a>
-<span class="sourceLineNo">198</span>  public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.198"></a>
-<span class="sourceLineNo">199</span>  public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.199"></a>
-<span class="sourceLineNo">200</span>  private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.200"></a>
-<span class="sourceLineNo">201</span>  private static boolean rsSupportsOffline = true;<a name="line.201"></a>
-<span class="sourceLineNo">202</span>  private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.202"></a>
-<span class="sourceLineNo">203</span>  private static final int DEFAULT_MAX_MERGE = 5;<a name="line.203"></a>
-<span class="sourceLineNo">204</span>  private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.204"></a>
-<span class="sourceLineNo">205</span>  private static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.205"></a>
-<span class="sourceLineNo">206</span>  private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.206"></a>
-<span class="sourceLineNo">207</span>  private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.207"></a>
-<span class="sourceLineNo">208</span>  private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.208"></a>
-<span class="sourceLineNo">209</span>  // We have to set the timeout value &gt; HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.209"></a>
-<span class="sourceLineNo">210</span>  // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.210"></a>
-<span class="sourceLineNo">211</span>  // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.211"></a>
-<span class="sourceLineNo">212</span>  // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.212"></a>
-<span class="sourceLineNo">213</span>  private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.213"></a>
-<span class="sourceLineNo">214</span>  private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.214"></a>
-<span class="sourceLineNo">215</span>  private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.215"></a>
-<span class="sourceLineNo">216</span>  private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.216"></a>
-<span class="sourceLineNo">217</span><a name="line.217"></a>
-<span class="sourceLineNo">218</span>  /**********************<a name="line.218"></a>
-<span class="sourceLineNo">219</span>   * Internal resources<a name="line.219"></a>
-<span class="sourceLineNo">220</span>   **********************/<a name="line.220"></a>
-<span class="sourceLineNo">221</span>  private static final Log LOG = LogFactory.getLog(HBaseFsck.class.getName());<a name="line.221"></a>
-<span class="sourceLineNo">222</span>  private ClusterStatus status;<a name="line.222"></a>
-<span class="sourceLineNo">223</span>  private ClusterConnection connection;<a name="line.223"></a>
-<span class="sourceLineNo">224</span>  private Admin admin;<a name="line.224"></a>
-<span class="sourceLineNo">225</span>  private Table meta;<a name="line.225"></a>
-<span class="sourceLineNo">226</span>  // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.226"></a>
-<span class="sourceLineNo">227</span>  protected ExecutorService executor;<a name="line.227"></a>
-<span class="sourceLineNo">228</span>  private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.228"></a>
-<span class="sourceLineNo">229</span>  private HFileCorruptionChecker hfcc;<a name="line.229"></a>
-<span class="sourceLineNo">230</span>  private int retcode = 0;<a name="line.230"></a>
-<span class="sourceLineNo">231</span>  private Path HBCK_LOCK_PATH;<a name="line.231"></a>
-<span class="sourceLineNo">232</span>  private FSDataOutputStream hbckOutFd;<a name="line.232"></a>
-<span class="sourceLineNo">233</span>  // This lock is to prevent cleanup of balancer resources twice between<a name="line.233"></a>
-<span class="sourceLineNo">234</span>  // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.234"></a>
-<span class="sourceLineNo">235</span>  // successful<a name="line.235"></a>
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-<span class="sourceLineNo">469</span>              + retryCounter.getMaxAttempts());<a name="line.469"></a>
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-<span class="sourceLineNo">472</span>            retryCounter.sleepUntilNextRetry();<a name="line.472"></a>
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-<span class="sourceLineNo">475</span>            LOG.warn("Interrupted while deleting lock file" +<a name="line.475"></a>
-<span class="sourceLineNo">476</span>                HBCK_LOCK_PATH);<a name="line.476"></a>
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-<span class="sourceLineNo">486</span>   * online state.<a name="line.486"></a>
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-<span class="sourceLineNo">491</span>      // Grab the lock<a name="line.491"></a>
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-<span class="sourceLineNo">494</span>        setRetCode(-1);<a name="line.494"></a>
-<span class="sourceLineNo">495</span>        LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.495"></a>
-<span class="sourceLineNo">496</span>            "[If you are sure no other instance is running, delete the lock file " +<a name="line.496"></a>
-<span class="sourceLineNo">497</span>            HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.497"></a>
-<span class="sourceLineNo">498</span>        throw new IOException("Duplicate hbck - Abort");<a name="line.498"></a>
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-<span class="sourceLineNo">501</span>      // Make sure to cleanup the lock<a name="line.501"></a>
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-<span class="sourceLineNo">503</span>    }<a name="line.503"></a>
+<span class="sourceLineNo">031</span><a name="line.31"></a>
+<span class="sourceLineNo">032</span>import java.io.Closeable;<a name="line.32"></a>
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+<span class="sourceLineNo">070</span><a name="line.70"></a>
+<span class="sourceLineNo">071</span>import org.apache.commons.io.IOUtils;<a name="line.71"></a>
+<span class="sourceLineNo">072</span>import org.apache.commons.lang.RandomStringUtils;<a name="line.72"></a>
+<span class="sourceLineNo">073</span>import org.apache.commons.lang.StringUtils;<a name="line.73"></a>
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+<span class="sourceLineNo">075</span>import org.apache.commons.logging.LogFactory;<a name="line.75"></a>
+<span class="sourceLineNo">076</span>import org.apache.hadoop.conf.Configuration;<a name="line.76"></a>
+<span class="sourceLineNo">077</span>import org.apache.hadoop.conf.Configured;<a name="line.77"></a>
+<span class="sourceLineNo">078</span>import org.apache.hadoop.fs.FSDataOutputStream;<a name="line.78"></a>
+<span class="sourceLineNo">079</span>import org.apache.hadoop.fs.FileStatus;<a name="line.79"></a>
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+<span class="sourceLineNo">082</span>import org.apache.hadoop.fs.permission.FsAction;<a name="line.82"></a>
+<span class="sourceLineNo">083</span>import org.apache.hadoop.fs.permission.FsPermission;<a name="line.83"></a>
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+<span class="sourceLineNo">085</span>import org.apache.hadoop.hbase.Cell;<a name="line.85"></a>
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+<span class="sourceLineNo">090</span>import org.apache.hadoop.hbase.HConstants;<a name="line.90"></a>
+<span class="sourceLineNo">091</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.91"></a>
+<span class="sourceLineNo">092</span>import org.apache.hadoop.hbase.HRegionLocation;<a name="line.92"></a>
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+<span class="sourceLineNo">111</span>import org.apache.hadoop.hbase.client.RowMutations;<a name="line.111"></a>
+<span class="sourceLineNo">112</span>import org.apache.hadoop.hbase.client.Table;<a name="line.112"></a>
+<span class="sourceLineNo">113</span>import org.apache.hadoop.hbase.client.TableState;<a name="line.113"></a>
+<span class="sourceLineNo">114</span>import org.apache.hadoop.hbase.io.FileLink;<a name="line.114"></a>
+<span class="sourceLineNo">115</span>import org.apache.hadoop.hbase.io.HFileLink;<a name="line.115"></a>
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+<span class="sourceLineNo">117</span>import org.apache.hadoop.hbase.io.hfile.HFile;<a name="line.117"></a>
+<span class="sourceLineNo">118</span>import org.apache.hadoop.hbase.master.MasterFileSystem;<a name="line.118"></a>
+<span class="sourceLineNo">119</span>import org.apache.hadoop.hbase.master.RegionState;<a name="line.119"></a>
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+<span class="sourceLineNo">121</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.121"></a>
+<span class="sourceLineNo">122</span>import org.apache.hadoop.hbase.regionserver.HRegion;<a name="line.122"></a>
+<span class="sourceLineNo">123</span>import org.apache.hadoop.hbase.regionserver.HRegionFileSystem;<a name="line.123"></a>
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+<span class="sourceLineNo">125</span>import org.apache.hadoop.hbase.regionserver.wal.MetricsWAL;<a name="line.125"></a>
+<span class="sourceLineNo">126</span>import org.apache.hadoop.hbase.regionserver.wal.WALActionsListener;<a name="line.126"></a>
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+<span class="sourceLineNo">131</span>import org.apache.hadoop.hbase.util.hbck.HFileCorruptionChecker;<a name="line.131"></a>
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+<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.zookeeper.KeeperException;<a name="line.147"></a>
+<span class="sourceLineNo">148</span><a name="line.148"></a>
+<span class="sourceLineNo">149</span>/**<a name="line.149"></a>
+<span class="sourceLineNo">150</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.150"></a>
+<span class="sourceLineNo">151</span> * table integrity problems in a corrupted HBase.<a name="line.151"></a>
+<span class="sourceLineNo">152</span> * &lt;p&gt;<a name="line.152"></a>
+<span class="sourceLineNo">153</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.153"></a>
+<span class="sourceLineNo">154</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.154"></a>
+<span class="sourceLineNo">155</span> * accordance.<a name="line.155"></a>
+<span class="sourceLineNo">156</span> * &lt;p&gt;<a name="line.156"></a>
+<span class="sourceLineNo">157</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.157"></a>
+<span class="sourceLineNo">158</span> * one region of a table.  This means there are no individual degenerate<a name="line.158"></a>
+<span class="sourceLineNo">159</span> * or backwards regions; no holes between regions; and that there are no<a name="line.159"></a>
+<span class="sourceLineNo">160</span> * overlapping regions.<a name="line.160"></a>
+<span class="sourceLineNo">161</span> * &lt;p&gt;<a name="line.161"></a>
+<span class="sourceLineNo">162</span> * The general repair strategy works in two phases:<a name="line.162"></a>
+<span class="sourceLineNo">163</span> * &lt;ol&gt;<a name="line.163"></a>
+<span class="sourceLineNo">164</span> * &lt;li&gt; Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.164"></a>
+<span class="sourceLineNo">165</span> * &lt;li&gt; Repair Region Consistency with hbase:meta and assignments<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * &lt;/ol&gt;<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * &lt;p&gt;<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * for .regioninfo files.  Each table's integrity is then verified.  If there<a name="line.169"></a>
+<span class="sourceLineNo">170</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * regions are fabricated.  Backwards regions are sidelined as well as empty<a name="line.171"></a>
+<span class="sourceLineNo">172</span> * degenerate (endkey==startkey) regions.  If there are any overlapping regions,<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * a new region is created and all data is merged into the new region.<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * &lt;p&gt;<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.175"></a>
+<span class="sourceLineNo">176</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * an offline fashion.<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * &lt;p&gt;<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.180"></a>
+<span class="sourceLineNo">181</span> * present in an HDFS region dir,  2) valid row with .regioninfo data in META,<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.182"></a>
+<span class="sourceLineNo">183</span> * with proper state in the master.<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * &lt;p&gt;<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.185"></a>
+<span class="sourceLineNo">186</span> * contact the HBase master and region servers.  The hbck#connect() method must<a name="line.186"></a>
+<span class="sourceLineNo">187</span> * first be called successfully.  Much of the region consistency information<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * is transient and less risky to repair.<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * &lt;p&gt;<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * can be used to limit the kinds of repairs hbck will do.  See the code in<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * {@link #printUsageAndExit()} for more details.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> */<a name="line.193"></a>
+<span class="sourceLineNo">194</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.194"></a>
+<span class="sourceLineNo">195</span>@InterfaceStability.Evolving<a name="line.195"></a>
+<span class="sourceLineNo">196</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.196"></a>
+<span class="sourceLineNo">197</span>  public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.197"></a>
+<span class="sourceLineNo">198</span>  public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.198"></a>
+<span class="sourceLineNo">199</span>  private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.199"></a>
+<span class="sourceLineNo">200</span>  private static boolean rsSupportsOffline = true;<a name="line.200"></a>
+<span class="sourceLineNo">201</span>  private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.201"></a>
+<span class="sourceLineNo">202</span>  private static final int DEFAULT_MAX_MERGE = 5;<a name="line.202"></a>
+<span class="sourceLineNo">203</span>  private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.203"></a>
+<span class="sourceLineNo">204</span>  private static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.204"></a>
+<span class="sourceLineNo">205</span>  private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.205"></a>
+<span class="sourceLineNo">206</span>  private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.206"></a>
+<span class="sourceLineNo">207</span>  private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.207"></a>
+<span class="sourceLineNo">208</span>  // We have to set the timeout value &gt; HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.208"></a>
+<span class="sourceLineNo">209</span>  // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.209"></a>
+<span class="sourceLineNo">210</span>  // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.210"></a>
+<span class="sourceLineNo">211</span>  // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.211"></a>
+<span class="sourceLineNo">212</span>  private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.212"></a>
+<span class="sourceLineNo">213</span>  private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.213"></a>
+<span class="sourceLineNo">214</span>  private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.214"></a>
+<span class="sourceLineNo">215</span>  private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.215"></a>
+<span class="sourceLineNo">216</span><a name="line.216"></a>
+<span class="sourceLineNo">217</span>  /**********************<a name="line.217"></a>
+<span class="sourceLineNo">218</span>   * Internal resources<a name="line.218"></a>
+<span class="sourceLineNo">219</span>   **********************/<a name="line.219"></a>
+<span class="sourceLineNo">220</span>  private static final Log LOG = LogFactory.getLog(HBaseFsck.class.getName());<a name="line.220"></a>
+<span class="sourceLineNo">221</span>  private ClusterStatus status;<a name="line.221"></a>
+<span class="sourceLineNo">222</span>  private ClusterConnection connection;<a name="line.222"></a>
+<span class="sourceLineNo">223</span>  private Admin admin;<a name="line.223"></a>
+<span class="sourceLineNo">224</span>  private Table meta;<a name="line.224"></a>
+<span class="sourceLineNo">225</span>  // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.225"></a>
+<span class="sourceLineNo">226</span>  protected ExecutorService executor;<a name="line.226"></a>
+<span class="sourceLineNo">227</span>  private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.227"></a>
+<span class="sourceLineNo">228</span>  private HFileCorruptionChecker hfcc;<a name="line.228"></a>
+<span class="sourceLineNo">229</span>  private int retcode = 0;<a name="line.229"></a>
+<span class="sourceLineNo">230</span>  private Path HBCK_LOCK_PATH;<a name="line.230"></a>
+<span class="sourceLineNo">231</span>  private FSDataOutputStream hbckOutFd;<a name="line.231"></a>
+<span class="sourceLineNo">232</span>  // This lock is to prevent cleanup of balancer resources twice between<a name="line.232"></a>
+<span class="sourceLineNo">233</span>  // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.233"></a>
+<span class="sourceLineNo">234</span>  // successful<a name="line.234"></a>
+<span class="sourceLineNo">235</span>  private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.235"></a>
+<span class="sourceLineNo">236</span><a name="line.236"></a>
+<span class="sourceLineNo">237</span>  /***********<a name="line.237"></a>
+<span class="sourceLineNo">238</span>   * Options<a name="line.238"></a>
+<span class="sourceLineNo">239</span>   ***********/<a name="line.239"></a>
+<span class="sourceLineNo">240</span>  private static boolean details = false; // do we display the full report<a name="line.240"></a>
+<span class="sourceLineNo">241</span>  private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.241"></a>
+<span class="sourceLineNo">242</span>  private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.242"></a>
+<span class="sourceLineNo">243</span>  private boolean fixAssignments = false; // fix assignment errors?<a name="line.243"></a>
+<span class="sourceLineNo">244</span>  private boolean fixMeta = false; // fix meta errors?<a name="line.244"></a>
+<span class="sourceLineNo">245</span>  private boolean checkHdfs = true; // load and check fs consistency?<a name="line.245"></a>
+<span class="sourceLineNo">246</span>  private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.246"></a>
+<span class="sourceLineNo">247</span>  private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.247"></a>
+<span class="sourceLineNo">248</span>  private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.248"></a>
+<span class="sourceLineNo">249</span>  private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.249"></a>
+<span class="sourceLineNo">250</span>  private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.250"></a>
+<span class="sourceLineNo">251</span>  private boolean fixSplitParents = false; // fix lingering split parents<a name="line.251"></a>
+<span class="sourceLineNo">252</span>  private boolean removeParents = false; // remove split parents<a name="line.252"></a>
+<span class="sourceLineNo">253</span>  private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.253"></a>
+<span class="sourceLineNo">254</span>  private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.254"></a>
+<span class="sourceLineNo">255</span>  private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.255"></a>
+<span class="sourceLineNo">256</span>  private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.256"></a>
+<span class="sourceLineNo">257</span>  private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.257"></a>
+<span class="sourceLineNo">258</span><a name="line.258"></a>
+<span class="sourceLineNo">259</span>  // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.259"></a>
+<span class="sourceLineNo">260</span>  // hbase:meta are always checked<a name="line.260"></a>
+<span class="sourceLineNo">261</span>  private Set&lt;TableName&gt; tablesIncluded = new HashSet&lt;&gt;();<a name="line.261"></a>
+<span class="sourceLineNo">262</span>  private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.262"></a>
+<span class="sourceLineNo">263</span>  // maximum number of overlapping regions to sideline<a name="line.263"></a>
+<span class="sourceLineNo">264</span>  private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.264"></a>
+<span class="sourceLineNo">265</span>  private boolean sidelineBigOverlaps = false; // sideline overlaps with &gt;maxMerge regions<a name="line.265"></a>
+<span class="sourceLineNo">266</span>  private Path sidelineDir = null;<a name="line.266"></a>
+<span class="sourceLineNo">267</span><a name="line.267"></a>
+<span class="sourceLineNo">268</span>  private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.268"></a>
+<span class="sourceLineNo">269</span>  private static boolean summary = false; // if we want to print less output<a name="line.269"></a>
+<span class="sourceLineNo">270</span>  private boolean checkMetaOnly = false;<a name="line.270"></a>
+<span class="sourceLineNo">271</span>  private boolean checkRegionBoundaries = false;<a name="line.271"></a>
+<span class="sourceLineNo">272</span>  private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.272"></a>
+<span class="sourceLineNo">273</span><a name="line.273"></a>
+<span class="sourceLineNo">274</span>  /*********<a name="line.274"></a>
+<span class="sourceLineNo">275</span>   * State<a name="line.275"></a>
+<span class="sourceLineNo">276</span>   *********/<a name="line.276"></a>
+<span class="sourceLineNo">277</span>  final private ErrorReporter errors;<a name="line.277"></a>
+<span class="sourceLineNo">278</span>  int fixes = 0;<a name="line.278"></a>
+<span class="sourceLineNo">279</span><a name="line.279"></a>
+<span class="sourceLineNo">280</span>  /**<a name="line.280"></a>
+<span class="sourceLineNo">281</span>   * This map contains the state of all hbck items.  It maps from encoded region<a name="line.281"></a>
+<span class="sourceLineNo">282</span>   * name to HbckInfo structure.  The information contained in HbckInfo is used<a name="line.282"></a>
+<span class="sourceLineNo">283</span>   * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.283"></a>
+<span class="sourceLineNo">284</span>   */<a name="line.284"></a>
+<span class="sourceLineNo">285</span>  private TreeMap&lt;String, HbckInfo&gt; regionInfoMap = new TreeMap&lt;&gt;();<a name="line.285"></a>
+<span class="sourceLineNo">286</span>  // Empty regioninfo qualifiers in hbase:meta<a name="line.286"></a>
+<span class="sourceLineNo">287</span>  private Set&lt;Result&gt; emptyRegionInfoQualifiers = new HashSet&lt;&gt;();<a name="line.287"></a>
+<span class="sourceLineNo">288</span><a name="line.288"></a>
+<span class="sourceLineNo">289</span>  /**<a name="line.289"></a>
+<span class="sourceLineNo">290</span>   * This map from Tablename -&gt; TableInfo contains the structures necessary to<a name="line.290"></a>
+<span class="sourceLineNo">291</span>   * detect table consistency problems (holes, dupes, overlaps).  It is sorted<a name="line.291"></a>
+<span class="sourceLineNo">292</span>   * to prevent dupes.<a name="line.292"></a>
+<span class="sourceLineNo">293</span>   *<a name="line.293"></a>
+<span class="sourceLineNo">294</span>   * If tablesIncluded is empty, this map contains all tables.<a name="line.294"></a>
+<span class="sourceLineNo">295</span>   * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.295"></a>
+<span class="sourceLineNo">296</span>   * unless checkMetaOnly is specified, in which case, it contains only<a name="line.296"></a>
+<span class="sourceLineNo">297</span>   * the meta table<a name="line.297"></a>
+<span class="sourceLineNo">298</span>   */<a name="line.298"></a>
+<span class="sourceLineNo">299</span>  private SortedMap&lt;TableName, TableInfo&gt; tablesInfo = new ConcurrentSkipListMap&lt;&gt;();<a name="line.299"></a>
+<span class="sourceLineNo">300</span><a name="line.300"></a>
+<span class="sourceLineNo">301</span>  /**<a name="line.301"></a>
+<span class="sourceLineNo">302</span>   * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.302"></a>
+<span class="sourceLineNo">303</span>   */<a name="line.303"></a>
+<span class="sourceLineNo">304</span>  private List&lt;HbckInfo&gt; orphanHdfsDirs = Collections.synchronizedList(new ArrayList&lt;HbckInfo&gt;());<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span>  private Map&lt;TableName, Set&lt;String&gt;&gt; orphanTableDirs = new HashMap&lt;&gt;();<a name="line.306"></a>
+<span class="sourceLineNo">307</span>  private Map&lt;TableName, TableState&gt; tableStates = new HashMap&lt;&gt;();<a name="line.307"></a>
+<span class="sourceLineNo">308</span>  private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.308"></a>
+<span class="sourceLineNo">309</span>  private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.309"></a>
+<span class="sourceLineNo">310</span><a name="line.310"></a>
+<span class="sourceLineNo">311</span>  private Map&lt;TableName, Set&lt;String&gt;&gt; skippedRegions = new HashMap&lt;&gt;();<a name="line.311"></a>
+<span class="sourceLineNo">312</span><a name="line.312"></a>
+<span class="sourceLineNo">313</span>  private ZooKeeperWatcher zkw = null;<a name="line.313"></a>
+<span class="sourceLineNo">314</span>  private String hbckEphemeralNodePath = null;<a name="line.314"></a>
+<span class="sourceLineNo">315</span>  private boolean hbckZodeCreated = false;<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>   * Constructor<a name="line.318"></a>
+<span class="sourceLineNo">319</span>   *<a name="line.319"></a>
+<span class="sourceLineNo">320</span>   * @param conf Configuration object<a name="line.320"></a>
+<span class="sourceLineNo">321</span>   * @throws MasterNotRunningException if the master is not running<a name="line.321"></a>
+<span class="sourceLineNo">322</span>   * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.322"></a>
+<span class="sourceLineNo">323</span>   */<a name="line.323"></a>
+<span class="sourceLineNo">324</span>  public HBaseFsck(Configuration conf) throws MasterNotRunningException,<a name="line.324"></a>
+<span class="sourceLineNo">325</span>      ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.325"></a>
+<span class="sourceLineNo">326</span>    this(conf, createThreadPool(conf));<a name="line.326"></a>
+<span class="sourceLineNo">327</span>  }<a name="line.327"></a>
+<span class="sourceLineNo">328</span><a name="line.328"></a>
+<span class="sourceLineNo">329</span>  private static ExecutorService createThreadPool(Configuration conf) {<a name="line.329"></a>
+<span class="sourceLineNo">330</span>    int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.330"></a>
+<span class="sourceLineNo">331</span>    return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.331"></a>
+<span class="sourceLineNo">332</span>  }<a name="line.332"></a>
+<span class="sourceLineNo">333</span><a name="line.333"></a>
+<span class="sourceLineNo">334</span>  /**<a name="line.334"></a>
+<span class="sourceLineNo">335</span>   * Constructor<a name="line.335"></a>
+<span class="sourceLineNo">336</span>   *<a name="line.336"></a>
+<span class="sourceLineNo">337</span>   * @param conf<a name="line.337"></a>
+<span class="sourceLineNo">338</span>   *          Configuration object<a name="line.338"></a>
+<span class="sourceLineNo">339</span>   * @throws MasterNotRunningException<a name="line.339"></a>
+<span class="sourceLineNo">340</span>   *           if the master is not running<a name="line.340"></a>
+<span class="sourceLineNo">341</span>   * @throws ZooKeeperConnectionException<a name="line.341"></a>
+<span class="sourceLineNo">342</span>   *           if unable to connect to ZooKeeper<a name="line.342"></a>
+<span class="sourceLineNo">343</span>   */<a name="line.343"></a>
+<span class="sourceLineNo">344</span>  public HBaseFsck(Configuration conf, ExecutorService exec) throws MasterNotRunningException,<a name="line.344"></a>
+<span class="sourceLineNo">345</span>      ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.345"></a>
+<span class="sourceLineNo">346</span>    super(conf);<a name="line.346"></a>
+<span class="sourceLineNo">347</span>    errors = getErrorReporter(getConf());<a name="line.347"></a>
+<span class="sourceLineNo">348</span>    this.executor = exec;<a name="line.348"></a>
+<span class="sourceLineNo">349</span>    lockFileRetryCounterFactory = new RetryCounterFactory(<a name="line.349"></a>
+<span class="sourceLineNo">350</span>      getConf().getInt("hbase.hbck.lockfile.attempts", DEFAULT_MAX_LOCK_FILE_ATTEMPTS),<a name="line.350"></a>
+<span class="sourceLineNo">351</span>      getConf().getInt(<a name="line.351"></a>
+<span class="sourceLineNo">352</span>        "hbase.hbck.lockfile.attempt.sleep.interval", DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL),<a name="line.352"></a>
+<span class="sourceLineNo">353</span>      getConf().getInt(<a name="line.353"></a>
+<span class="sourceLineNo">354</span>        "hbase.hbck.lockfile.attempt.maxsleeptime", DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME));<a name="line.354"></a>
+<span class="sourceLineNo">355</span>    createZNodeRetryCounterFactory = new RetryCounterFactory(<a name="line.355"></a>
+<span class="sourceLineNo">356</span>      getConf().getInt("hbase.hbck.createznode.attempts", DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS),<a name="line.356"></a>
+<span class="sourceLineNo">357</span>      getConf().getInt(<a name="line.357"></a>
+<span class="sourceLineNo">358</span>        "hbase.hbck.createznode.attempt.sleep.interval",<a name="line.358"></a>
+<span class="sourceLineNo">359</span>        DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL),<a name="line.359"></a>
+<span class="sourceLineNo">360</span>      getConf().getInt(<a name="line.360"></a>
+<span class="sourceLineNo">361</span>        "hbase.hbck.createznode.attempt.maxsleeptime",<a name="line.361"></a>
+<span class="sourceLineNo">362</span>        DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME));<a name="line.362"></a>
+<span class="sourceLineNo">363</span>    zkw = createZooKeeperWatcher();<a name="line.363"></a>
+<span class="sourceLineNo">364</span>  }<a name="line.364"></a>
+<span class="sourceLineNo">365</span><a name="line.365"></a>
+<span class="sourceLineNo">366</span>  private class FileLockCallable implements Callable&lt;FSDataOutputStream&gt; {<a name="line.366"></a>
+<span class="sourceLineNo">367</span>    RetryCounter retryCounter;<a name="line.367"></a>
+<span class="sourceLineNo">368</span><a name="line.368"></a>
+<span class="sourceLineNo">369</span>    public FileLockCallable(RetryCounter retryCounter) {<a name="line.369"></a>
+<span class="sourceLineNo">370</span>      this.retryCounter = retryCounter;<a name="line.370"></a>
+<span class="sourceLineNo">371</span>    }<a name="line.371"></a>
+<span class="sourceLineNo">372</span>    @Override<a name="line.372"></a>
+<span class="sourceLineNo">373</span>    public FSDataOutputStream call() throws IOException {<a name="line.373"></a>
+<span class="sourceLineNo">374</span>      try {<a name="line.374"></a>
+<span class="sourceLineNo">375</span>        FileSystem fs = FSUtils.getCurrentFileSystem(getConf());<a name="line.375"></a>
+<span class="sourceLineNo">376</span>        FsPermission defaultPerms = FSUtils.getFilePermissions(fs, getConf(),<a name="line.376"></a>
+<span class="sourceLineNo">377</span>            HConstants.DATA_FILE_UMASK_KEY);<a name="line.377"></a>
+<span class="sourceLineNo">378</span>        Path tmpDir = new Path(FSUtils.getRootDir(getConf()), HConstants.HBASE_TEMP_DIRECTORY);<a name="line.378"></a>
+<span class="sourceLineNo">379</span>        fs.mkdirs(tmpDir);<a name="line.379"></a>
+<span class="sourceLineNo">380</span>        HBCK_LOCK_PATH = new Path(tmpDir, HBCK_LOCK_FILE);<a name="line.380"></a>
+<span class="sourceLineNo">381</span>        final FSDataOutputStream out = createFileWithRetries(fs, HBCK_LOCK_PATH, defaultPerms);<a name="line.381"></a>
+<span class="sourceLineNo">382</span>        out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.382"></a>
+<span class

<TRUNCATED>

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