[19/31] hbase-site git commit: Published site at 4804483f7e55edf91a8e9d7ad30ad8239a96eaf3.

git-site-role Mon, 23 Jul 2018 07:51:02 -0700
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/b248f175/devapidocs/src-html/org/apache/hadoop/hbase/master/cleaner/HFileCleaner.HFileDeleteTask.html
----------------------------------------------------------------------
diff --git 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/cleaner/HFileCleaner.HFileDeleteTask.html
 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/cleaner/HFileCleaner.HFileDeleteTask.html
index 224fc91..31d4f2f 100644
--- 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/cleaner/HFileCleaner.HFileDeleteTask.html
+++ 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/cleaner/HFileCleaner.HFileDeleteTask.html
@@ -31,437 +31,480 @@
 <span class="sourceLineNo">023</span>import java.util.List;<a 
name="line.23"></a>
 <span class="sourceLineNo">024</span>import java.util.Map;<a 
name="line.24"></a>
 <span class="sourceLineNo">025</span>import 
java.util.concurrent.BlockingQueue;<a name="line.25"></a>
-<span class="sourceLineNo">026</span>import 
java.util.concurrent.atomic.AtomicLong;<a name="line.26"></a>
-<span class="sourceLineNo">027</span><a name="line.27"></a>
-<span class="sourceLineNo">028</span>import 
org.apache.hadoop.conf.Configuration;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.fs.FileStatus;<a 
name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.fs.FileSystem;<a 
name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.fs.Path;<a 
name="line.31"></a>
-<span class="sourceLineNo">032</span>import 
org.apache.hadoop.hbase.Stoppable;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import 
org.apache.hadoop.hbase.io.HFileLink;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import 
org.apache.hadoop.hbase.regionserver.StoreFileInfo;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import 
org.apache.hadoop.hbase.util.StealJobQueue;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import 
org.apache.yetus.audience.InterfaceAudience;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.slf4j.Logger;<a 
name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.slf4j.LoggerFactory;<a 
name="line.38"></a>
-<span class="sourceLineNo">039</span>import 
org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a 
name="line.39"></a>
-<span class="sourceLineNo">040</span>/**<a name="line.40"></a>
-<span class="sourceLineNo">041</span> * This Chore, every time it runs, will 
clear the HFiles in the hfile archive<a name="line.41"></a>
-<span class="sourceLineNo">042</span> * folder that are deletable for each 
HFile cleaner in the chain.<a name="line.42"></a>
-<span class="sourceLineNo">043</span> */<a name="line.43"></a>
-<span class="sourceLineNo">044</span>@InterfaceAudience.Private<a 
name="line.44"></a>
-<span class="sourceLineNo">045</span>public class HFileCleaner extends 
CleanerChore&lt;BaseHFileCleanerDelegate&gt; {<a name="line.45"></a>
-<span class="sourceLineNo">046</span><a name="line.46"></a>
-<span class="sourceLineNo">047</span>  public static final String 
MASTER_HFILE_CLEANER_PLUGINS = "hbase.master.hfilecleaner.plugins";<a 
name="line.47"></a>
-<span class="sourceLineNo">048</span><a name="line.48"></a>
-<span class="sourceLineNo">049</span>  public HFileCleaner(final int period, 
final Stoppable stopper, Configuration conf, FileSystem fs,<a 
name="line.49"></a>
-<span class="sourceLineNo">050</span>      Path directory) {<a 
name="line.50"></a>
-<span class="sourceLineNo">051</span>    this(period, stopper, conf, fs, 
directory, null);<a name="line.51"></a>
-<span class="sourceLineNo">052</span>  }<a name="line.52"></a>
-<span class="sourceLineNo">053</span><a name="line.53"></a>
-<span class="sourceLineNo">054</span>  // Configuration key for large/small 
throttle point<a name="line.54"></a>
-<span class="sourceLineNo">055</span>  public final static String 
HFILE_DELETE_THROTTLE_THRESHOLD =<a name="line.55"></a>
-<span class="sourceLineNo">056</span>      
"hbase.regionserver.thread.hfilecleaner.throttle";<a name="line.56"></a>
-<span class="sourceLineNo">057</span>  public final static int 
DEFAULT_HFILE_DELETE_THROTTLE_THRESHOLD = 64 * 1024 * 1024;// 64M<a 
name="line.57"></a>
-<span class="sourceLineNo">058</span><a name="line.58"></a>
-<span class="sourceLineNo">059</span>  // Configuration key for large queue 
initial size<a name="line.59"></a>
-<span class="sourceLineNo">060</span>  public final static String 
LARGE_HFILE_QUEUE_INIT_SIZE =<a name="line.60"></a>
-<span class="sourceLineNo">061</span>      
"hbase.regionserver.hfilecleaner.large.queue.size";<a name="line.61"></a>
-<span class="sourceLineNo">062</span>  public final static int 
DEFAULT_LARGE_HFILE_QUEUE_INIT_SIZE = 10240;<a name="line.62"></a>
-<span class="sourceLineNo">063</span><a name="line.63"></a>
-<span class="sourceLineNo">064</span>  // Configuration key for small queue 
initial size<a name="line.64"></a>
-<span class="sourceLineNo">065</span>  public final static String 
SMALL_HFILE_QUEUE_INIT_SIZE =<a name="line.65"></a>
-<span class="sourceLineNo">066</span>      
"hbase.regionserver.hfilecleaner.small.queue.size";<a name="line.66"></a>
-<span class="sourceLineNo">067</span>  public final static int 
DEFAULT_SMALL_HFILE_QUEUE_INIT_SIZE = 10240;<a name="line.67"></a>
-<span class="sourceLineNo">068</span><a name="line.68"></a>
-<span class="sourceLineNo">069</span>  // Configuration key for large file 
delete thread number<a name="line.69"></a>
-<span class="sourceLineNo">070</span>  public final static String 
LARGE_HFILE_DELETE_THREAD_NUMBER =<a name="line.70"></a>
-<span class="sourceLineNo">071</span>      
"hbase.regionserver.hfilecleaner.large.thread.count";<a name="line.71"></a>
-<span class="sourceLineNo">072</span>  public final static int 
DEFAULT_LARGE_HFILE_DELETE_THREAD_NUMBER = 1;<a name="line.72"></a>
-<span class="sourceLineNo">073</span><a name="line.73"></a>
-<span class="sourceLineNo">074</span>  // Configuration key for small file 
delete thread number<a name="line.74"></a>
-<span class="sourceLineNo">075</span>  public final static String 
SMALL_HFILE_DELETE_THREAD_NUMBER =<a name="line.75"></a>
-<span class="sourceLineNo">076</span>      
"hbase.regionserver.hfilecleaner.small.thread.count";<a name="line.76"></a>
-<span class="sourceLineNo">077</span>  public final static int 
DEFAULT_SMALL_HFILE_DELETE_THREAD_NUMBER = 1;<a name="line.77"></a>
-<span class="sourceLineNo">078</span><a name="line.78"></a>
-<span class="sourceLineNo">079</span>  private static final Logger LOG = 
LoggerFactory.getLogger(HFileCleaner.class);<a name="line.79"></a>
-<span class="sourceLineNo">080</span><a name="line.80"></a>
-<span class="sourceLineNo">081</span>  StealJobQueue&lt;HFileDeleteTask&gt; 
largeFileQueue;<a name="line.81"></a>
-<span class="sourceLineNo">082</span>  BlockingQueue&lt;HFileDeleteTask&gt; 
smallFileQueue;<a name="line.82"></a>
-<span class="sourceLineNo">083</span>  private int throttlePoint;<a 
name="line.83"></a>
-<span class="sourceLineNo">084</span>  private int largeQueueInitSize;<a 
name="line.84"></a>
-<span class="sourceLineNo">085</span>  private int smallQueueInitSize;<a 
name="line.85"></a>
-<span class="sourceLineNo">086</span>  private int 
largeFileDeleteThreadNumber;<a name="line.86"></a>
-<span class="sourceLineNo">087</span>  private int 
smallFileDeleteThreadNumber;<a name="line.87"></a>
-<span class="sourceLineNo">088</span>  private List&lt;Thread&gt; threads = 
new ArrayList&lt;Thread&gt;();<a name="line.88"></a>
-<span class="sourceLineNo">089</span>  private boolean running;<a 
name="line.89"></a>
-<span class="sourceLineNo">090</span><a name="line.90"></a>
-<span class="sourceLineNo">091</span>  private AtomicLong deletedLargeFiles = 
new AtomicLong();<a name="line.91"></a>
-<span class="sourceLineNo">092</span>  private AtomicLong deletedSmallFiles = 
new AtomicLong();<a name="line.92"></a>
-<span class="sourceLineNo">093</span><a name="line.93"></a>
-<span class="sourceLineNo">094</span>  /**<a name="line.94"></a>
-<span class="sourceLineNo">095</span>   * @param period the period of time to 
sleep between each run<a name="line.95"></a>
-<span class="sourceLineNo">096</span>   * @param stopper the stopper<a 
name="line.96"></a>
-<span class="sourceLineNo">097</span>   * @param conf configuration to use<a 
name="line.97"></a>
-<span class="sourceLineNo">098</span>   * @param fs handle to the FS<a 
name="line.98"></a>
-<span class="sourceLineNo">099</span>   * @param directory directory to be 
cleaned<a name="line.99"></a>
-<span class="sourceLineNo">100</span>   * @param params params could be used 
in subclass of BaseHFileCleanerDelegate<a name="line.100"></a>
-<span class="sourceLineNo">101</span>   */<a name="line.101"></a>
-<span class="sourceLineNo">102</span>  public HFileCleaner(final int period, 
final Stoppable stopper, Configuration conf, FileSystem fs,<a 
name="line.102"></a>
-<span class="sourceLineNo">103</span>                      Path directory, 
Map&lt;String, Object&gt; params) {<a name="line.103"></a>
-<span class="sourceLineNo">104</span>    super("HFileCleaner", period, 
stopper, conf, fs,<a name="line.104"></a>
-<span class="sourceLineNo">105</span>      directory, 
MASTER_HFILE_CLEANER_PLUGINS, params);<a name="line.105"></a>
-<span class="sourceLineNo">106</span>    throttlePoint =<a name="line.106"></a>
-<span class="sourceLineNo">107</span>        
conf.getInt(HFILE_DELETE_THROTTLE_THRESHOLD, 
DEFAULT_HFILE_DELETE_THROTTLE_THRESHOLD);<a name="line.107"></a>
-<span class="sourceLineNo">108</span>    largeQueueInitSize =<a 
name="line.108"></a>
-<span class="sourceLineNo">109</span>        
conf.getInt(LARGE_HFILE_QUEUE_INIT_SIZE, 
DEFAULT_LARGE_HFILE_QUEUE_INIT_SIZE);<a name="line.109"></a>
-<span class="sourceLineNo">110</span>    smallQueueInitSize =<a 
name="line.110"></a>
-<span class="sourceLineNo">111</span>        
conf.getInt(SMALL_HFILE_QUEUE_INIT_SIZE, 
DEFAULT_SMALL_HFILE_QUEUE_INIT_SIZE);<a name="line.111"></a>
-<span class="sourceLineNo">112</span>    largeFileQueue = new 
StealJobQueue&lt;&gt;(largeQueueInitSize, smallQueueInitSize, COMPARATOR);<a 
name="line.112"></a>
-<span class="sourceLineNo">113</span>    smallFileQueue = 
largeFileQueue.getStealFromQueue();<a name="line.113"></a>
-<span class="sourceLineNo">114</span>    largeFileDeleteThreadNumber =<a 
name="line.114"></a>
-<span class="sourceLineNo">115</span>        
conf.getInt(LARGE_HFILE_DELETE_THREAD_NUMBER, 
DEFAULT_LARGE_HFILE_DELETE_THREAD_NUMBER);<a name="line.115"></a>
-<span class="sourceLineNo">116</span>    smallFileDeleteThreadNumber =<a 
name="line.116"></a>
-<span class="sourceLineNo">117</span>        
conf.getInt(SMALL_HFILE_DELETE_THREAD_NUMBER, 
DEFAULT_SMALL_HFILE_DELETE_THREAD_NUMBER);<a name="line.117"></a>
-<span class="sourceLineNo">118</span>    startHFileDeleteThreads();<a 
name="line.118"></a>
-<span class="sourceLineNo">119</span>  }<a name="line.119"></a>
-<span class="sourceLineNo">120</span><a name="line.120"></a>
-<span class="sourceLineNo">121</span>  @Override<a name="line.121"></a>
-<span class="sourceLineNo">122</span>  protected boolean validate(Path file) 
{<a name="line.122"></a>
-<span class="sourceLineNo">123</span>    if 
(HFileLink.isBackReferencesDir(file) || 
HFileLink.isBackReferencesDir(file.getParent())) {<a name="line.123"></a>
-<span class="sourceLineNo">124</span>      return true;<a name="line.124"></a>
-<span class="sourceLineNo">125</span>    }<a name="line.125"></a>
-<span class="sourceLineNo">126</span>    return 
StoreFileInfo.validateStoreFileName(file.getName());<a name="line.126"></a>
-<span class="sourceLineNo">127</span>  }<a name="line.127"></a>
-<span class="sourceLineNo">128</span><a name="line.128"></a>
-<span class="sourceLineNo">129</span>  /**<a name="line.129"></a>
-<span class="sourceLineNo">130</span>   * Exposed for TESTING!<a 
name="line.130"></a>
-<span class="sourceLineNo">131</span>   */<a name="line.131"></a>
-<span class="sourceLineNo">132</span>  public 
List&lt;BaseHFileCleanerDelegate&gt; getDelegatesForTesting() {<a 
name="line.132"></a>
-<span class="sourceLineNo">133</span>    return this.cleanersChain;<a 
name="line.133"></a>
-<span class="sourceLineNo">134</span>  }<a name="line.134"></a>
-<span class="sourceLineNo">135</span><a name="line.135"></a>
-<span class="sourceLineNo">136</span>  @Override<a name="line.136"></a>
-<span class="sourceLineNo">137</span>  public int 
deleteFiles(Iterable&lt;FileStatus&gt; filesToDelete) {<a name="line.137"></a>
-<span class="sourceLineNo">138</span>    int deletedFiles = 0;<a 
name="line.138"></a>
-<span class="sourceLineNo">139</span>    List&lt;HFileDeleteTask&gt; tasks = 
new ArrayList&lt;HFileDeleteTask&gt;();<a name="line.139"></a>
-<span class="sourceLineNo">140</span>    // construct delete tasks and add 
into relative queue<a name="line.140"></a>
-<span class="sourceLineNo">141</span>    for (FileStatus file : filesToDelete) 
{<a name="line.141"></a>
-<span class="sourceLineNo">142</span>      HFileDeleteTask task = 
deleteFile(file);<a name="line.142"></a>
-<span class="sourceLineNo">143</span>      if (task != null) {<a 
name="line.143"></a>
-<span class="sourceLineNo">144</span>        tasks.add(task);<a 
name="line.144"></a>
-<span class="sourceLineNo">145</span>      }<a name="line.145"></a>
-<span class="sourceLineNo">146</span>    }<a name="line.146"></a>
-<span class="sourceLineNo">147</span>    // wait for each submitted task to 
finish<a name="line.147"></a>
-<span class="sourceLineNo">148</span>    for (HFileDeleteTask task : tasks) 
{<a name="line.148"></a>
-<span class="sourceLineNo">149</span>      if (task.getResult()) {<a 
name="line.149"></a>
-<span class="sourceLineNo">150</span>        deletedFiles++;<a 
name="line.150"></a>
-<span class="sourceLineNo">151</span>      }<a name="line.151"></a>
-<span class="sourceLineNo">152</span>    }<a name="line.152"></a>
-<span class="sourceLineNo">153</span>    return deletedFiles;<a 
name="line.153"></a>
-<span class="sourceLineNo">154</span>  }<a name="line.154"></a>
-<span class="sourceLineNo">155</span><a name="line.155"></a>
-<span class="sourceLineNo">156</span>  /**<a name="line.156"></a>
-<span class="sourceLineNo">157</span>   * Construct an {@link HFileDeleteTask} 
for each file to delete and add into the correct queue<a name="line.157"></a>
-<span class="sourceLineNo">158</span>   * @param file the file to delete<a 
name="line.158"></a>
-<span class="sourceLineNo">159</span>   * @return HFileDeleteTask to track 
progress<a name="line.159"></a>
-<span class="sourceLineNo">160</span>   */<a name="line.160"></a>
-<span class="sourceLineNo">161</span>  private HFileDeleteTask 
deleteFile(FileStatus file) {<a name="line.161"></a>
-<span class="sourceLineNo">162</span>    HFileDeleteTask task = new 
HFileDeleteTask(file);<a name="line.162"></a>
-<span class="sourceLineNo">163</span>    boolean enqueued = dispatch(task);<a 
name="line.163"></a>
-<span class="sourceLineNo">164</span>    return enqueued ? task : null;<a 
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-<span class="sourceLineNo">166</span><a name="line.166"></a>
-<span class="sourceLineNo">167</span>  private boolean 
dispatch(HFileDeleteTask task) {<a name="line.167"></a>
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this.throttlePoint) {<a name="line.168"></a>
-<span class="sourceLineNo">169</span>      if 
(!this.largeFileQueue.offer(task)) {<a name="line.169"></a>
-<span class="sourceLineNo">170</span>        // should never arrive here as 
long as we use PriorityQueue<a name="line.170"></a>
-<span class="sourceLineNo">171</span>        LOG.trace("Large file deletion 
queue is full");<a name="line.171"></a>
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name="line.172"></a>
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-<span class="sourceLineNo">175</span>      if 
(!this.smallFileQueue.offer(task)) {<a name="line.175"></a>
-<span class="sourceLineNo">176</span>        // should never arrive here as 
long as we use PriorityQueue<a name="line.176"></a>
-<span class="sourceLineNo">177</span>        LOG.trace("Small file deletion 
queue is full");<a name="line.177"></a>
-<span class="sourceLineNo">178</span>        return false;<a 
name="line.178"></a>
-<span class="sourceLineNo">179</span>      }<a name="line.179"></a>
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-<span class="sourceLineNo">184</span>  @Override<a name="line.184"></a>
-<span class="sourceLineNo">185</span>  public synchronized void cleanup() {<a 
name="line.185"></a>
-<span class="sourceLineNo">186</span>    super.cleanup();<a 
name="line.186"></a>
-<span class="sourceLineNo">187</span>    stopHFileDeleteThreads();<a 
name="line.187"></a>
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-<span class="sourceLineNo">189</span><a name="line.189"></a>
-<span class="sourceLineNo">190</span>  /**<a name="line.190"></a>
-<span class="sourceLineNo">191</span>   * Start threads for hfile deletion<a 
name="line.191"></a>
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{<a name="line.193"></a>
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Thread.currentThread().getName();<a name="line.194"></a>
-<span class="sourceLineNo">195</span>    running = true;<a name="line.195"></a>
-<span class="sourceLineNo">196</span>    // start thread for large file 
deletion<a name="line.196"></a>
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largeFileDeleteThreadNumber; i++) {<a name="line.197"></a>
-<span class="sourceLineNo">198</span>      Thread large = new Thread() {<a 
name="line.198"></a>
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name="line.200"></a>
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-<span class="sourceLineNo">204</span>      large.setDaemon(true);<a 
name="line.204"></a>
-<span class="sourceLineNo">205</span>      large.setName(n + 
"-HFileCleaner.large." + i + "-" + System.currentTimeMillis());<a 
name="line.205"></a>
-<span class="sourceLineNo">206</span>      large.start();<a 
name="line.206"></a>
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file={}", large);<a name="line.207"></a>
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name="line.208"></a>
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-<span class="sourceLineNo">210</span><a name="line.210"></a>
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deletion<a name="line.211"></a>
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smallFileDeleteThreadNumber; i++) {<a name="line.212"></a>
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name="line.213"></a>
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name="line.215"></a>
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-<span class="sourceLineNo">219</span>      small.setDaemon(true);<a 
name="line.219"></a>
-<span class="sourceLineNo">220</span>      small.setName(n + 
"-HFileCleaner.small." + i + "-" + System.currentTimeMillis());<a 
name="line.220"></a>
-<span class="sourceLineNo">221</span>      small.start();<a 
name="line.221"></a>
-<span class="sourceLineNo">222</span>      LOG.debug("Starting for small 
files={}", small);<a name="line.222"></a>
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name="line.223"></a>
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consumerLoop(BlockingQueue&lt;HFileDeleteTask&gt; queue) {<a 
name="line.227"></a>
-<span class="sourceLineNo">228</span>    try {<a name="line.228"></a>
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name="line.229"></a>
-<span class="sourceLineNo">230</span>        HFileDeleteTask task = null;<a 
name="line.230"></a>
-<span class="sourceLineNo">231</span>        try {<a name="line.231"></a>
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name="line.232"></a>
-<span class="sourceLineNo">233</span>        } catch (InterruptedException e) 
{<a name="line.233"></a>
-<span class="sourceLineNo">234</span>          LOG.trace("Interrupted while 
trying to take a task from queue", e);<a name="line.234"></a>
-<span class="sourceLineNo">235</span>          break;<a name="line.235"></a>
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-<span class="sourceLineNo">237</span>        if (task != null) {<a 
name="line.237"></a>
-<span class="sourceLineNo">238</span>          LOG.trace("Removing {}", 
task.filePath);<a name="line.238"></a>
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name="line.239"></a>
-<span class="sourceLineNo">240</span>          try {<a name="line.240"></a>
-<span class="sourceLineNo">241</span>            succeed = 
this.fs.delete(task.filePath, false);<a name="line.241"></a>
-<span class="sourceLineNo">242</span>          } catch (IOException e) {<a 
name="line.242"></a>
-<span class="sourceLineNo">243</span>            LOG.warn("Failed to delete 
{}", task.filePath, e);<a name="line.243"></a>
-<span class="sourceLineNo">244</span>            succeed = false;<a 
name="line.244"></a>
-<span class="sourceLineNo">245</span>          }<a name="line.245"></a>
-<span class="sourceLineNo">246</span>          task.setResult(succeed);<a 
name="line.246"></a>
-<span class="sourceLineNo">247</span>          if (succeed) {<a 
name="line.247"></a>
-<span class="sourceLineNo">248</span>            
countDeletedFiles(task.fileLength &gt;= throttlePoint, queue == 
largeFileQueue);<a name="line.248"></a>
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-<span class="sourceLineNo">251</span>      }<a name="line.251"></a>
-<span class="sourceLineNo">252</span>    } finally {<a name="line.252"></a>
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Thread.currentThread());<a name="line.253"></a>
-<span class="sourceLineNo">254</span>    }<a name="line.254"></a>
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-<span class="sourceLineNo">256</span><a name="line.256"></a>
-<span class="sourceLineNo">257</span>  // Currently only for testing purpose<a 
name="line.257"></a>
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isLargeFile, boolean fromLargeQueue) {<a name="line.258"></a>
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name="line.259"></a>
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Long.MAX_VALUE) {<a name="line.260"></a>
-<span class="sourceLineNo">261</span>        LOG.debug("Deleted more than 
Long.MAX_VALUE large files, reset counter to 0");<a name="line.261"></a>
-<span class="sourceLineNo">262</span>        deletedLargeFiles.set(0L);<a 
name="line.262"></a>
-<span class="sourceLineNo">263</span>      }<a name="line.263"></a>
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deletedLargeFiles.incrementAndGet();<a name="line.264"></a>
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-<span class="sourceLineNo">266</span>      if (deletedSmallFiles.get() == 
Long.MAX_VALUE) {<a name="line.266"></a>
-<span class="sourceLineNo">267</span>        LOG.debug("Deleted more than 
Long.MAX_VALUE small files, reset counter to 0");<a name="line.267"></a>
-<span class="sourceLineNo">268</span>        deletedSmallFiles.set(0L);<a 
name="line.268"></a>
+<span class="sourceLineNo">026</span>import java.util.concurrent.TimeUnit;<a 
name="line.26"></a>
+<span class="sourceLineNo">027</span>import 
java.util.concurrent.atomic.AtomicLong;<a name="line.27"></a>
+<span class="sourceLineNo">028</span><a name="line.28"></a>
+<span class="sourceLineNo">029</span>import 
org.apache.hadoop.conf.Configuration;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.fs.FileStatus;<a 
name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.fs.FileSystem;<a 
name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.fs.Path;<a 
name="line.32"></a>
+<span class="sourceLineNo">033</span>import 
org.apache.hadoop.hbase.Stoppable;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import 
org.apache.hadoop.hbase.io.HFileLink;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import 
org.apache.hadoop.hbase.regionserver.StoreFileInfo;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import 
org.apache.hadoop.hbase.util.StealJobQueue;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import 
org.apache.yetus.audience.InterfaceAudience;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.slf4j.Logger;<a 
name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.slf4j.LoggerFactory;<a 
name="line.39"></a>
+<span class="sourceLineNo">040</span>import 
org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a 
name="line.40"></a>
+<span class="sourceLineNo">041</span>/**<a name="line.41"></a>
+<span class="sourceLineNo">042</span> * This Chore, every time it runs, will 
clear the HFiles in the hfile archive<a name="line.42"></a>
+<span class="sourceLineNo">043</span> * folder that are deletable for each 
HFile cleaner in the chain.<a name="line.43"></a>
+<span class="sourceLineNo">044</span> */<a name="line.44"></a>
+<span class="sourceLineNo">045</span>@InterfaceAudience.Private<a 
name="line.45"></a>
+<span class="sourceLineNo">046</span>public class HFileCleaner extends 
CleanerChore&lt;BaseHFileCleanerDelegate&gt; {<a name="line.46"></a>
+<span class="sourceLineNo">047</span><a name="line.47"></a>
+<span class="sourceLineNo">048</span>  public static final String 
MASTER_HFILE_CLEANER_PLUGINS = "hbase.master.hfilecleaner.plugins";<a 
name="line.48"></a>
+<span class="sourceLineNo">049</span><a name="line.49"></a>
+<span class="sourceLineNo">050</span>  public HFileCleaner(final int period, 
final Stoppable stopper, Configuration conf, FileSystem fs,<a 
name="line.50"></a>
+<span class="sourceLineNo">051</span>      Path directory) {<a 
name="line.51"></a>
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directory, null);<a name="line.52"></a>
+<span class="sourceLineNo">053</span>  }<a name="line.53"></a>
+<span class="sourceLineNo">054</span><a name="line.54"></a>
+<span class="sourceLineNo">055</span>  // Configuration key for large/small 
throttle point<a name="line.55"></a>
+<span class="sourceLineNo">056</span>  public final static String 
HFILE_DELETE_THROTTLE_THRESHOLD =<a name="line.56"></a>
+<span class="sourceLineNo">057</span>      
"hbase.regionserver.thread.hfilecleaner.throttle";<a name="line.57"></a>
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DEFAULT_HFILE_DELETE_THROTTLE_THRESHOLD = 64 * 1024 * 1024;// 64M<a 
name="line.58"></a>
+<span class="sourceLineNo">059</span><a name="line.59"></a>
+<span class="sourceLineNo">060</span>  // Configuration key for large queue 
initial size<a name="line.60"></a>
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LARGE_HFILE_QUEUE_INIT_SIZE =<a name="line.61"></a>
+<span class="sourceLineNo">062</span>      
"hbase.regionserver.hfilecleaner.large.queue.size";<a name="line.62"></a>
+<span class="sourceLineNo">063</span>  public final static int 
DEFAULT_LARGE_HFILE_QUEUE_INIT_SIZE = 10240;<a name="line.63"></a>
+<span class="sourceLineNo">064</span><a name="line.64"></a>
+<span class="sourceLineNo">065</span>  // Configuration key for small queue 
initial size<a name="line.65"></a>
+<span class="sourceLineNo">066</span>  public final static String 
SMALL_HFILE_QUEUE_INIT_SIZE =<a name="line.66"></a>
+<span class="sourceLineNo">067</span>      
"hbase.regionserver.hfilecleaner.small.queue.size";<a name="line.67"></a>
+<span class="sourceLineNo">068</span>  public final static int 
DEFAULT_SMALL_HFILE_QUEUE_INIT_SIZE = 10240;<a name="line.68"></a>
+<span class="sourceLineNo">069</span><a name="line.69"></a>
+<span class="sourceLineNo">070</span>  // Configuration key for large file 
delete thread number<a name="line.70"></a>
+<span class="sourceLineNo">071</span>  public final static String 
LARGE_HFILE_DELETE_THREAD_NUMBER =<a name="line.71"></a>
+<span class="sourceLineNo">072</span>      
"hbase.regionserver.hfilecleaner.large.thread.count";<a name="line.72"></a>
+<span class="sourceLineNo">073</span>  public final static int 
DEFAULT_LARGE_HFILE_DELETE_THREAD_NUMBER = 1;<a name="line.73"></a>
+<span class="sourceLineNo">074</span><a name="line.74"></a>
+<span class="sourceLineNo">075</span>  // Configuration key for small file 
delete thread number<a name="line.75"></a>
+<span class="sourceLineNo">076</span>  public final static String 
SMALL_HFILE_DELETE_THREAD_NUMBER =<a name="line.76"></a>
+<span class="sourceLineNo">077</span>      
"hbase.regionserver.hfilecleaner.small.thread.count";<a name="line.77"></a>
+<span class="sourceLineNo">078</span>  public final static int 
DEFAULT_SMALL_HFILE_DELETE_THREAD_NUMBER = 1;<a name="line.78"></a>
+<span class="sourceLineNo">079</span><a name="line.79"></a>
+<span class="sourceLineNo">080</span>  public static final String 
HFILE_DELETE_THREAD_TIMEOUT_MSEC =<a name="line.80"></a>
+<span class="sourceLineNo">081</span>      
"hbase.regionserver.hfilecleaner.thread.timeout.msec";<a name="line.81"></a>
+<span class="sourceLineNo">082</span>  @VisibleForTesting<a name="line.82"></a>
+<span class="sourceLineNo">083</span>  static final long 
DEFAULT_HFILE_DELETE_THREAD_TIMEOUT_MSEC = 60 * 1000L;<a name="line.83"></a>
+<span class="sourceLineNo">084</span><a name="line.84"></a>
+<span class="sourceLineNo">085</span>  public static final String 
HFILE_DELETE_THREAD_CHECK_INTERVAL_MSEC =<a name="line.85"></a>
+<span class="sourceLineNo">086</span>      
"hbase.regionserver.hfilecleaner.thread.check.interval.msec";<a 
name="line.86"></a>
+<span class="sourceLineNo">087</span>  @VisibleForTesting<a name="line.87"></a>
+<span class="sourceLineNo">088</span>  static final long 
DEFAULT_HFILE_DELETE_THREAD_CHECK_INTERVAL_MSEC = 1000L;<a name="line.88"></a>
+<span class="sourceLineNo">089</span><a name="line.89"></a>
+<span class="sourceLineNo">090</span>  private static final Logger LOG = 
LoggerFactory.getLogger(HFileCleaner.class);<a name="line.90"></a>
+<span class="sourceLineNo">091</span><a name="line.91"></a>
+<span class="sourceLineNo">092</span>  StealJobQueue&lt;HFileDeleteTask&gt; 
largeFileQueue;<a name="line.92"></a>
+<span class="sourceLineNo">093</span>  BlockingQueue&lt;HFileDeleteTask&gt; 
smallFileQueue;<a name="line.93"></a>
+<span class="sourceLineNo">094</span>  private int throttlePoint;<a 
name="line.94"></a>
+<span class="sourceLineNo">095</span>  private int largeQueueInitSize;<a 
name="line.95"></a>
+<span class="sourceLineNo">096</span>  private int smallQueueInitSize;<a 
name="line.96"></a>
+<span class="sourceLineNo">097</span>  private int 
largeFileDeleteThreadNumber;<a name="line.97"></a>
+<span class="sourceLineNo">098</span>  private int 
smallFileDeleteThreadNumber;<a name="line.98"></a>
+<span class="sourceLineNo">099</span>  private long 
cleanerThreadTimeoutMsec;<a name="line.99"></a>
+<span class="sourceLineNo">100</span>  private long 
cleanerThreadCheckIntervalMsec;<a name="line.100"></a>
+<span class="sourceLineNo">101</span>  private List&lt;Thread&gt; threads = 
new ArrayList&lt;Thread&gt;();<a name="line.101"></a>
+<span class="sourceLineNo">102</span>  private boolean running;<a 
name="line.102"></a>
+<span class="sourceLineNo">103</span><a name="line.103"></a>
+<span class="sourceLineNo">104</span>  private AtomicLong deletedLargeFiles = 
new AtomicLong();<a name="line.104"></a>
+<span class="sourceLineNo">105</span>  private AtomicLong deletedSmallFiles = 
new AtomicLong();<a name="line.105"></a>
+<span class="sourceLineNo">106</span><a name="line.106"></a>
+<span class="sourceLineNo">107</span>  /**<a name="line.107"></a>
+<span class="sourceLineNo">108</span>   * @param period the period of time to 
sleep between each run<a name="line.108"></a>
+<span class="sourceLineNo">109</span>   * @param stopper the stopper<a 
name="line.109"></a>
+<span class="sourceLineNo">110</span>   * @param conf configuration to use<a 
name="line.110"></a>
+<span class="sourceLineNo">111</span>   * @param fs handle to the FS<a 
name="line.111"></a>
+<span class="sourceLineNo">112</span>   * @param directory directory to be 
cleaned<a name="line.112"></a>
+<span class="sourceLineNo">113</span>   * @param params params could be used 
in subclass of BaseHFileCleanerDelegate<a name="line.113"></a>
+<span class="sourceLineNo">114</span>   */<a name="line.114"></a>
+<span class="sourceLineNo">115</span>  public HFileCleaner(final int period, 
final Stoppable stopper, Configuration conf, FileSystem fs,<a 
name="line.115"></a>
+<span class="sourceLineNo">116</span>                      Path directory, 
Map&lt;String, Object&gt; params) {<a name="line.116"></a>
+<span class="sourceLineNo">117</span>    super("HFileCleaner", period, 
stopper, conf, fs,<a name="line.117"></a>
+<span class="sourceLineNo">118</span>      directory, 
MASTER_HFILE_CLEANER_PLUGINS, params);<a name="line.118"></a>
+<span class="sourceLineNo">119</span>    throttlePoint =<a name="line.119"></a>
+<span class="sourceLineNo">120</span>        
conf.getInt(HFILE_DELETE_THROTTLE_THRESHOLD, 
DEFAULT_HFILE_DELETE_THROTTLE_THRESHOLD);<a name="line.120"></a>
+<span class="sourceLineNo">121</span>    largeQueueInitSize =<a 
name="line.121"></a>
+<span class="sourceLineNo">122</span>        
conf.getInt(LARGE_HFILE_QUEUE_INIT_SIZE, 
DEFAULT_LARGE_HFILE_QUEUE_INIT_SIZE);<a name="line.122"></a>
+<span class="sourceLineNo">123</span>    smallQueueInitSize =<a 
name="line.123"></a>
+<span class="sourceLineNo">124</span>        
conf.getInt(SMALL_HFILE_QUEUE_INIT_SIZE, 
DEFAULT_SMALL_HFILE_QUEUE_INIT_SIZE);<a name="line.124"></a>
+<span class="sourceLineNo">125</span>    largeFileQueue = new 
StealJobQueue&lt;&gt;(largeQueueInitSize, smallQueueInitSize, COMPARATOR);<a 
name="line.125"></a>
+<span class="sourceLineNo">126</span>    smallFileQueue = 
largeFileQueue.getStealFromQueue();<a name="line.126"></a>
+<span class="sourceLineNo">127</span>    largeFileDeleteThreadNumber =<a 
name="line.127"></a>
+<span class="sourceLineNo">128</span>        
conf.getInt(LARGE_HFILE_DELETE_THREAD_NUMBER, 
DEFAULT_LARGE_HFILE_DELETE_THREAD_NUMBER);<a name="line.128"></a>
+<span class="sourceLineNo">129</span>    smallFileDeleteThreadNumber =<a 
name="line.129"></a>
+<span class="sourceLineNo">130</span>        
conf.getInt(SMALL_HFILE_DELETE_THREAD_NUMBER, 
DEFAULT_SMALL_HFILE_DELETE_THREAD_NUMBER);<a name="line.130"></a>
+<span class="sourceLineNo">131</span>    cleanerThreadTimeoutMsec =<a 
name="line.131"></a>
+<span class="sourceLineNo">132</span>        
conf.getLong(HFILE_DELETE_THREAD_TIMEOUT_MSEC, 
DEFAULT_HFILE_DELETE_THREAD_TIMEOUT_MSEC);<a name="line.132"></a>
+<span class="sourceLineNo">133</span>    cleanerThreadCheckIntervalMsec =<a 
name="line.133"></a>
+<span class="sourceLineNo">134</span>        
conf.getLong(HFILE_DELETE_THREAD_CHECK_INTERVAL_MSEC,<a name="line.134"></a>
+<span class="sourceLineNo">135</span>            
DEFAULT_HFILE_DELETE_THREAD_CHECK_INTERVAL_MSEC);<a name="line.135"></a>
+<span class="sourceLineNo">136</span>    startHFileDeleteThreads();<a 
name="line.136"></a>
+<span class="sourceLineNo">137</span>  }<a name="line.137"></a>
+<span class="sourceLineNo">138</span><a name="line.138"></a>
+<span class="sourceLineNo">139</span>  @Override<a name="line.139"></a>
+<span class="sourceLineNo">140</span>  protected boolean validate(Path file) 
{<a name="line.140"></a>
+<span class="sourceLineNo">141</span>    if 
(HFileLink.isBackReferencesDir(file) || 
HFileLink.isBackReferencesDir(file.getParent())) {<a name="line.141"></a>
+<span class="sourceLineNo">142</span>      return true;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>    }<a name="line.143"></a>
+<span class="sourceLineNo">144</span>    return 
StoreFileInfo.validateStoreFileName(file.getName());<a name="line.144"></a>
+<span class="sourceLineNo">145</span>  }<a name="line.145"></a>
+<span class="sourceLineNo">146</span><a name="line.146"></a>
+<span class="sourceLineNo">147</span>  /**<a name="line.147"></a>
+<span class="sourceLineNo">148</span>   * Exposed for TESTING!<a 
name="line.148"></a>
+<span class="sourceLineNo">149</span>   */<a name="line.149"></a>
+<span class="sourceLineNo">150</span>  public 
List&lt;BaseHFileCleanerDelegate&gt; getDelegatesForTesting() {<a 
name="line.150"></a>
+<span class="sourceLineNo">151</span>    return this.cleanersChain;<a 
name="line.151"></a>
+<span class="sourceLineNo">152</span>  }<a name="line.152"></a>
+<span class="sourceLineNo">153</span><a name="line.153"></a>
+<span class="sourceLineNo">154</span>  @Override<a name="line.154"></a>
+<span class="sourceLineNo">155</span>  public int 
deleteFiles(Iterable&lt;FileStatus&gt; filesToDelete) {<a name="line.155"></a>
+<span class="sourceLineNo">156</span>    int deletedFiles = 0;<a 
name="line.156"></a>
+<span class="sourceLineNo">157</span>    List&lt;HFileDeleteTask&gt; tasks = 
new ArrayList&lt;HFileDeleteTask&gt;();<a name="line.157"></a>
+<span class="sourceLineNo">158</span>    // construct delete tasks and add 
into relative queue<a name="line.158"></a>
+<span class="sourceLineNo">159</span>    for (FileStatus file : filesToDelete) 
{<a name="line.159"></a>
+<span class="sourceLineNo">160</span>      HFileDeleteTask task = 
deleteFile(file);<a name="line.160"></a>
+<span class="sourceLineNo">161</span>      if (task != null) {<a 
name="line.161"></a>
+<span class="sourceLineNo">162</span>        tasks.add(task);<a 
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+<span class="sourceLineNo">163</span>      }<a name="line.163"></a>
+<span class="sourceLineNo">164</span>    }<a name="line.164"></a>
+<span class="sourceLineNo">165</span>    // wait for each submitted task to 
finish<a name="line.165"></a>
+<span class="sourceLineNo">166</span>    for (HFileDeleteTask task : tasks) 
{<a name="line.166"></a>
+<span class="sourceLineNo">167</span>      if 
(task.getResult(cleanerThreadCheckIntervalMsec)) {<a name="line.167"></a>
+<span class="sourceLineNo">168</span>        deletedFiles++;<a 
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+<span class="sourceLineNo">169</span>      }<a name="line.169"></a>
+<span class="sourceLineNo">170</span>    }<a name="line.170"></a>
+<span class="sourceLineNo">171</span>    return deletedFiles;<a 
name="line.171"></a>
+<span class="sourceLineNo">172</span>  }<a name="line.172"></a>
+<span class="sourceLineNo">173</span><a name="line.173"></a>
+<span class="sourceLineNo">174</span>  /**<a name="line.174"></a>
+<span class="sourceLineNo">175</span>   * Construct an {@link HFileDeleteTask} 
for each file to delete and add into the correct queue<a name="line.175"></a>
+<span class="sourceLineNo">176</span>   * @param file the file to delete<a 
name="line.176"></a>
+<span class="sourceLineNo">177</span>   * @return HFileDeleteTask to track 
progress<a name="line.177"></a>
+<span class="sourceLineNo">178</span>   */<a name="line.178"></a>
+<span class="sourceLineNo">179</span>  private HFileDeleteTask 
deleteFile(FileStatus file) {<a name="line.179"></a>
+<span class="sourceLineNo">180</span>    HFileDeleteTask task = new 
HFileDeleteTask(file, cleanerThreadTimeoutMsec);<a name="line.180"></a>
+<span class="sourceLineNo">181</span>    boolean enqueued = dispatch(task);<a 
name="line.181"></a>
+<span class="sourceLineNo">182</span>    return enqueued ? task : null;<a 
name="line.182"></a>
+<span class="sourceLineNo">183</span>  }<a name="line.183"></a>
+<span class="sourceLineNo">184</span><a name="line.184"></a>
+<span class="sourceLineNo">185</span>  private boolean 
dispatch(HFileDeleteTask task) {<a name="line.185"></a>
+<span class="sourceLineNo">186</span>    if (task.fileLength &gt;= 
this.throttlePoint) {<a name="line.186"></a>
+<span class="sourceLineNo">187</span>      if 
(!this.largeFileQueue.offer(task)) {<a name="line.187"></a>
+<span class="sourceLineNo">188</span>        // should never arrive here as 
long as we use PriorityQueue<a name="line.188"></a>
+<span class="sourceLineNo">189</span>        LOG.trace("Large file deletion 
queue is full");<a name="line.189"></a>
+<span class="sourceLineNo">190</span>        return false;<a 
name="line.190"></a>
+<span class="sourceLineNo">191</span>      }<a name="line.191"></a>
+<span class="sourceLineNo">192</span>    } else {<a name="line.192"></a>
+<span class="sourceLineNo">193</span>      if 
(!this.smallFileQueue.offer(task)) {<a name="line.193"></a>
+<span class="sourceLineNo">194</span>        // should never arrive here as 
long as we use PriorityQueue<a name="line.194"></a>
+<span class="sourceLineNo">195</span>        LOG.trace("Small file deletion 
queue is full");<a name="line.195"></a>
+<span class="sourceLineNo">196</span>        return false;<a 
name="line.196"></a>
+<span class="sourceLineNo">197</span>      }<a name="line.197"></a>
+<span class="sourceLineNo">198</span>    }<a name="line.198"></a>
+<span class="sourceLineNo">199</span>    return true;<a name="line.199"></a>
+<span class="sourceLineNo">200</span>  }<a name="line.200"></a>
+<span class="sourceLineNo">201</span><a name="line.201"></a>
+<span class="sourceLineNo">202</span>  @Override<a name="line.202"></a>
+<span class="sourceLineNo">203</span>  public synchronized void cleanup() {<a 
name="line.203"></a>
+<span class="sourceLineNo">204</span>    super.cleanup();<a 
name="line.204"></a>
+<span class="sourceLineNo">205</span>    stopHFileDeleteThreads();<a 
name="line.205"></a>
+<span class="sourceLineNo">206</span>  }<a name="line.206"></a>
+<span class="sourceLineNo">207</span><a name="line.207"></a>
+<span class="sourceLineNo">208</span>  /**<a name="line.208"></a>
+<span class="sourceLineNo">209</span>   * Start threads for hfile deletion<a 
name="line.209"></a>
+<span class="sourceLineNo">210</span>   */<a name="line.210"></a>
+<span class="sourceLineNo">211</span>  private void startHFileDeleteThreads() 
{<a name="line.211"></a>
+<span class="sourceLineNo">212</span>    final String n = 
Thread.currentThread().getName();<a name="line.212"></a>
+<span class="sourceLineNo">213</span>    running = true;<a name="line.213"></a>
+<span class="sourceLineNo">214</span>    // start thread for large file 
deletion<a name="line.214"></a>
+<span class="sourceLineNo">215</span>    for (int i = 0; i &lt; 
largeFileDeleteThreadNumber; i++) {<a name="line.215"></a>
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countDeletedFiles(task.fileLength &gt;= throttlePoint, queue == 
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deletedSmallFiles.incrementAndGet();<a name="line.273"></a>
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+<span class="sourceLineNo">274</span><a name="line.274"></a>
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name="line.280"></a>
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deletedLargeFiles.incrementAndGet();<a name="line.282"></a>
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name="line.286"></a>
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name="line.288"></a>
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deletedSmallFiles.incrementAndGet();<a name="line.291"></a>
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{<a name="line.298"></a>
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Comparator&lt;HFileDeleteTask&gt; COMPARATOR = new 
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Long.compare(o2.fileLength, o1.fileLength);<a name="line.311"></a>
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HFileDeleteTask {<a name="line.320"></a>
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name="line.353"></a>
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{<a name="line.357"></a>
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e);<a name="line.359"></a>
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leftOverTasks.addAll(largeFileQueue);<a name="line.388"></a>
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leftOverTasks.addAll(smallFileQueue);<a name="line.389"></a>
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getCleanerThreadCheckIntervalMsec() {<a name="line.402"></a>
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conf.getInt(LARGE_HFILE_QUEUE_INIT_SIZE, 
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this.smallFileDeleteThreadNumber, smallFileDeleteThreadNumber);<a 
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leftOverTasks =<a name="line.416"></a>
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leftOverTasks.addAll(largeFileQueue);<a name="line.418"></a>
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leftOverTasks.addAll(smallFileQueue);<a name="line.419"></a>
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conf.getInt(HFILE_DELETE_THROTTLE_THRESHOLD, 
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throttlePoint;<a name="line.441"></a>
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conf.getInt(LARGE_HFILE_QUEUE_INIT_SIZE, 
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conf.getInt(SMALL_HFILE_QUEUE_INIT_SIZE, 
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this.smallQueueInitSize) {<a name="line.454"></a>
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name="line.455"></a>
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smallQueueInitSize;<a name="line.457"></a>
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conf.getInt(LARGE_HFILE_DELETE_THREAD_NUMBER, 
DEFAULT_LARGE_HFILE_DELETE_THREAD_NUMBER);<a name="line.461"></a>
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this.largeFileDeleteThreadNumber) {<a name="line.462"></a>
+<span class="sourceLineNo">463</span>      LOG.debug("Updating 
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this.largeFileDeleteThreadNumber, largeFileDeleteThreadNumber);<a 
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conf.getInt(SMALL_HFILE_DELETE_THREAD_NUMBER, 
DEFAULT_SMALL_HFILE_DELETE_THREAD_NUMBER);<a name="line.469"></a>
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this.smallFileDeleteThreadNumber) {<a name="line.470"></a>
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this.smallFileDeleteThreadNumber, smallFileDeleteThreadNumber);<a 
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smallFileDeleteThreadNumber;<a name="line.473"></a>
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conf.getLong(HFILE_DELETE_THREAD_TIMEOUT_MSEC, 
DEFAULT_HFILE_DELETE_THREAD_TIMEOUT_MSEC);<a name="line.477"></a>
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this.cleanerThreadTimeoutMsec) {<a name="line.478"></a>
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cleanerThreadTimeoutMsec;<a name="line.479"></a>
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+<span class="sourceLineNo">483</span>        
conf.getLong(HFILE_DELETE_THREAD_CHECK_INTERVAL_MSEC,<a name="line.483"></a>
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DEFAULT_HFILE_DELETE_THREAD_CHECK_INTERVAL_MSEC);<a name="line.484"></a>
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this.cleanerThreadCheckIntervalMsec) {<a name="line.485"></a>
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+<span class="sourceLineNo">491</span><a name="line.491"></a>
+<span class="sourceLineNo">492</span>  @Override<a name="line.492"></a>
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super.cancel(mayInterruptIfRunning);<a name="line.494"></a>
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+<span class="sourceLineNo">498</span>  }<a name="line.498"></a>
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[19/31] hbase-site git commit: Published site at 4804483f7e55edf91a8e9d7ad30ad8239a96eaf3.

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