http://git-wip-us.apache.org/repos/asf/hbase-site/blob/b3b50f22/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 7f353ab..1d2653e 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
@@ -30,395 +30,457 @@
<span class="sourceLineNo">022</span>import java.util.List;<a
name="line.22"></a>
<span class="sourceLineNo">023</span>import java.util.Map;<a
name="line.23"></a>
<span class="sourceLineNo">024</span>import
java.util.concurrent.BlockingQueue;<a name="line.24"></a>
-<span class="sourceLineNo">025</span><a name="line.25"></a>
-<span class="sourceLineNo">026</span>import org.apache.commons.logging.Log;<a
name="line.26"></a>
-<span class="sourceLineNo">027</span>import
org.apache.commons.logging.LogFactory;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import
org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import
org.apache.hadoop.hbase.conf.ConfigurationObserver;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import
org.apache.hadoop.conf.Configuration;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.fs.FileStatus;<a
name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.fs.FileSystem;<a
name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.fs.Path;<a
name="line.33"></a>
-<span class="sourceLineNo">034</span>import
org.apache.hadoop.hbase.Stoppable;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import
org.apache.hadoop.hbase.io.HFileLink;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import
org.apache.hadoop.hbase.regionserver.StoreFileInfo;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import
org.apache.hadoop.hbase.util.StealJobQueue;<a name="line.37"></a>
-<span class="sourceLineNo">038</span><a name="line.38"></a>
-<span class="sourceLineNo">039</span>import
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<BaseHFileCleanerDelegate> implements<a name="line.45"></a>
-<span class="sourceLineNo">046</span> ConfigurationObserver {<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>
-<span class="sourceLineNo">052</span> this(period, stopper, conf, fs,
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>
-<span class="sourceLineNo">058</span> public final static int
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>
-<span class="sourceLineNo">061</span> public final static String
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> private static final Log LOG =
LogFactory.getLog(HFileCleaner.class);<a name="line.70"></a>
-<span class="sourceLineNo">071</span><a name="line.71"></a>
-<span class="sourceLineNo">072</span> StealJobQueue<HFileDeleteTask>
largeFileQueue;<a name="line.72"></a>
-<span class="sourceLineNo">073</span> BlockingQueue<HFileDeleteTask>
smallFileQueue;<a name="line.73"></a>
-<span class="sourceLineNo">074</span> private int throttlePoint;<a
name="line.74"></a>
-<span class="sourceLineNo">075</span> private int largeQueueInitSize;<a
name="line.75"></a>
-<span class="sourceLineNo">076</span> private int smallQueueInitSize;<a
name="line.76"></a>
-<span class="sourceLineNo">077</span> private List<Thread> threads =
new ArrayList<Thread>();<a name="line.77"></a>
-<span class="sourceLineNo">078</span> private boolean running;<a
name="line.78"></a>
-<span class="sourceLineNo">079</span><a name="line.79"></a>
-<span class="sourceLineNo">080</span> private long deletedLargeFiles = 0L;<a
name="line.80"></a>
-<span class="sourceLineNo">081</span> private long deletedSmallFiles = 0L;<a
name="line.81"></a>
+<span class="sourceLineNo">025</span>import
java.util.concurrent.atomic.AtomicLong;<a name="line.25"></a>
+<span class="sourceLineNo">026</span><a name="line.26"></a>
+<span class="sourceLineNo">027</span>import org.apache.commons.logging.Log;<a
name="line.27"></a>
+<span class="sourceLineNo">028</span>import
org.apache.commons.logging.LogFactory;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import
org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import
org.apache.hadoop.hbase.conf.ConfigurationObserver;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import
org.apache.hadoop.conf.Configuration;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.fs.FileStatus;<a
name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.fs.FileSystem;<a
name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.fs.Path;<a
name="line.34"></a>
+<span class="sourceLineNo">035</span>import
org.apache.hadoop.hbase.Stoppable;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import
org.apache.hadoop.hbase.io.HFileLink;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import
org.apache.hadoop.hbase.regionserver.StoreFileInfo;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import
org.apache.hadoop.hbase.util.StealJobQueue;<a name="line.38"></a>
+<span class="sourceLineNo">039</span><a name="line.39"></a>
+<span class="sourceLineNo">040</span>import
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<BaseHFileCleanerDelegate> implements<a name="line.46"></a>
+<span class="sourceLineNo">047</span> ConfigurationObserver {<a
name="line.47"></a>
+<span class="sourceLineNo">048</span><a name="line.48"></a>
+<span class="sourceLineNo">049</span> public static final String
MASTER_HFILE_CLEANER_PLUGINS = "hbase.master.hfilecleaner.plugins";<a
name="line.49"></a>
+<span class="sourceLineNo">050</span><a name="line.50"></a>
+<span class="sourceLineNo">051</span> public HFileCleaner(final int period,
final Stoppable stopper, Configuration conf, FileSystem fs,<a
name="line.51"></a>
+<span class="sourceLineNo">052</span> Path directory) {<a
name="line.52"></a>
+<span class="sourceLineNo">053</span> this(period, stopper, conf, fs,
directory, null);<a name="line.53"></a>
+<span class="sourceLineNo">054</span> }<a name="line.54"></a>
+<span class="sourceLineNo">055</span><a name="line.55"></a>
+<span class="sourceLineNo">056</span> // Configuration key for large/small
throttle point<a name="line.56"></a>
+<span class="sourceLineNo">057</span> public final static String
HFILE_DELETE_THROTTLE_THRESHOLD =<a name="line.57"></a>
+<span class="sourceLineNo">058</span>
"hbase.regionserver.thread.hfilecleaner.throttle";<a name="line.58"></a>
+<span class="sourceLineNo">059</span> public final static int
DEFAULT_HFILE_DELETE_THROTTLE_THRESHOLD = 64 * 1024 * 1024;// 64M<a
name="line.59"></a>
+<span class="sourceLineNo">060</span><a name="line.60"></a>
+<span class="sourceLineNo">061</span> // Configuration key for large queue
initial size<a name="line.61"></a>
+<span class="sourceLineNo">062</span> public final static String
LARGE_HFILE_QUEUE_INIT_SIZE =<a name="line.62"></a>
+<span class="sourceLineNo">063</span>
"hbase.regionserver.hfilecleaner.large.queue.size";<a name="line.63"></a>
+<span class="sourceLineNo">064</span> public final static int
DEFAULT_LARGE_HFILE_QUEUE_INIT_SIZE = 10240;<a name="line.64"></a>
+<span class="sourceLineNo">065</span><a name="line.65"></a>
+<span class="sourceLineNo">066</span> // Configuration key for small queue
initial size<a name="line.66"></a>
+<span class="sourceLineNo">067</span> public final static String
SMALL_HFILE_QUEUE_INIT_SIZE =<a name="line.67"></a>
+<span class="sourceLineNo">068</span>
"hbase.regionserver.hfilecleaner.small.queue.size";<a name="line.68"></a>
+<span class="sourceLineNo">069</span> public final static int
DEFAULT_SMALL_HFILE_QUEUE_INIT_SIZE = 10240;<a name="line.69"></a>
+<span class="sourceLineNo">070</span><a name="line.70"></a>
+<span class="sourceLineNo">071</span> // Configuration key for large file
delete thread number<a name="line.71"></a>
+<span class="sourceLineNo">072</span> public final static String
LARGE_HFILE_DELETE_THREAD_NUMBER =<a name="line.72"></a>
+<span class="sourceLineNo">073</span>
"hbase.regionserver.hfilecleaner.large.thread.count";<a name="line.73"></a>
+<span class="sourceLineNo">074</span> public final static int
DEFAULT_LARGE_HFILE_DELETE_THREAD_NUMBER = 1;<a name="line.74"></a>
+<span class="sourceLineNo">075</span><a name="line.75"></a>
+<span class="sourceLineNo">076</span> // Configuration key for small file
delete thread number<a name="line.76"></a>
+<span class="sourceLineNo">077</span> public final static String
SMALL_HFILE_DELETE_THREAD_NUMBER =<a name="line.77"></a>
+<span class="sourceLineNo">078</span>
"hbase.regionserver.hfilecleaner.small.thread.count";<a name="line.78"></a>
+<span class="sourceLineNo">079</span> public final static int
DEFAULT_SMALL_HFILE_DELETE_THREAD_NUMBER = 1;<a name="line.79"></a>
+<span class="sourceLineNo">080</span><a name="line.80"></a>
+<span class="sourceLineNo">081</span> private static final Log LOG =
LogFactory.getLog(HFileCleaner.class);<a name="line.81"></a>
<span class="sourceLineNo">082</span><a name="line.82"></a>
-<span class="sourceLineNo">083</span> /**<a name="line.83"></a>
-<span class="sourceLineNo">084</span> * @param period the period of time to
sleep between each run<a name="line.84"></a>
-<span class="sourceLineNo">085</span> * @param stopper the stopper<a
name="line.85"></a>
-<span class="sourceLineNo">086</span> * @param conf configuration to use<a
name="line.86"></a>
-<span class="sourceLineNo">087</span> * @param fs handle to the FS<a
name="line.87"></a>
-<span class="sourceLineNo">088</span> * @param directory directory to be
cleaned<a name="line.88"></a>
-<span class="sourceLineNo">089</span> * @param params params could be used
in subclass of BaseHFileCleanerDelegate<a name="line.89"></a>
-<span class="sourceLineNo">090</span> */<a name="line.90"></a>
-<span class="sourceLineNo">091</span> public HFileCleaner(final int period,
final Stoppable stopper, Configuration conf, FileSystem fs,<a
name="line.91"></a>
-<span class="sourceLineNo">092</span> Path directory,
Map<String, Object> params) {<a name="line.92"></a>
-<span class="sourceLineNo">093</span> super("HFileCleaner", period,
stopper, conf, fs,<a name="line.93"></a>
-<span class="sourceLineNo">094</span> directory,
MASTER_HFILE_CLEANER_PLUGINS, params);<a name="line.94"></a>
-<span class="sourceLineNo">095</span> throttlePoint =<a name="line.95"></a>
-<span class="sourceLineNo">096</span>
conf.getInt(HFILE_DELETE_THROTTLE_THRESHOLD,
DEFAULT_HFILE_DELETE_THROTTLE_THRESHOLD);<a name="line.96"></a>
-<span class="sourceLineNo">097</span> largeQueueInitSize =<a
name="line.97"></a>
-<span class="sourceLineNo">098</span>
conf.getInt(LARGE_HFILE_QUEUE_INIT_SIZE,
DEFAULT_LARGE_HFILE_QUEUE_INIT_SIZE);<a name="line.98"></a>
-<span class="sourceLineNo">099</span> smallQueueInitSize =<a
name="line.99"></a>
-<span class="sourceLineNo">100</span>
conf.getInt(SMALL_HFILE_QUEUE_INIT_SIZE,
DEFAULT_SMALL_HFILE_QUEUE_INIT_SIZE);<a name="line.100"></a>
-<span class="sourceLineNo">101</span> largeFileQueue = new
StealJobQueue<>(largeQueueInitSize, smallQueueInitSize);<a
name="line.101"></a>
-<span class="sourceLineNo">102</span> smallFileQueue =
largeFileQueue.getStealFromQueue();<a name="line.102"></a>
-<span class="sourceLineNo">103</span> startHFileDeleteThreads();<a
name="line.103"></a>
-<span class="sourceLineNo">104</span> }<a name="line.104"></a>
-<span class="sourceLineNo">105</span><a name="line.105"></a>
-<span class="sourceLineNo">106</span> @Override<a name="line.106"></a>
-<span class="sourceLineNo">107</span> protected boolean validate(Path file)
{<a name="line.107"></a>
-<span class="sourceLineNo">108</span> if
(HFileLink.isBackReferencesDir(file) ||
HFileLink.isBackReferencesDir(file.getParent())) {<a name="line.108"></a>
-<span class="sourceLineNo">109</span> return true;<a name="line.109"></a>
-<span class="sourceLineNo">110</span> }<a name="line.110"></a>
-<span class="sourceLineNo">111</span> return
StoreFileInfo.validateStoreFileName(file.getName());<a name="line.111"></a>
-<span class="sourceLineNo">112</span> }<a name="line.112"></a>
-<span class="sourceLineNo">113</span><a name="line.113"></a>
-<span class="sourceLineNo">114</span> /**<a name="line.114"></a>
-<span class="sourceLineNo">115</span> * Exposed for TESTING!<a
name="line.115"></a>
-<span class="sourceLineNo">116</span> */<a name="line.116"></a>
-<span class="sourceLineNo">117</span> public
List<BaseHFileCleanerDelegate> getDelegatesForTesting() {<a
name="line.117"></a>
-<span class="sourceLineNo">118</span> return this.cleanersChain;<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> public int
deleteFiles(Iterable<FileStatus> filesToDelete) {<a name="line.122"></a>
-<span class="sourceLineNo">123</span> int deletedFiles = 0;<a
name="line.123"></a>
-<span class="sourceLineNo">124</span> List<HFileDeleteTask> tasks =
new ArrayList<HFileDeleteTask>();<a name="line.124"></a>
-<span class="sourceLineNo">125</span> // construct delete tasks and add
into relative queue<a name="line.125"></a>
-<span class="sourceLineNo">126</span> for (FileStatus file : filesToDelete)
{<a name="line.126"></a>
-<span class="sourceLineNo">127</span> HFileDeleteTask task =
deleteFile(file);<a name="line.127"></a>
-<span class="sourceLineNo">128</span> if (task != null) {<a
name="line.128"></a>
-<span class="sourceLineNo">129</span> tasks.add(task);<a
name="line.129"></a>
-<span class="sourceLineNo">130</span> }<a name="line.130"></a>
-<span class="sourceLineNo">131</span> }<a name="line.131"></a>
-<span class="sourceLineNo">132</span> // wait for each submitted task to
finish<a name="line.132"></a>
-<span class="sourceLineNo">133</span> for (HFileDeleteTask task : tasks)
{<a name="line.133"></a>
-<span class="sourceLineNo">134</span> if (task.getResult()) {<a
name="line.134"></a>
-<span class="sourceLineNo">135</span> deletedFiles++;<a
name="line.135"></a>
-<span class="sourceLineNo">136</span> }<a name="line.136"></a>
-<span class="sourceLineNo">137</span> }<a name="line.137"></a>
-<span class="sourceLineNo">138</span> return deletedFiles;<a
name="line.138"></a>
-<span class="sourceLineNo">139</span> }<a name="line.139"></a>
-<span class="sourceLineNo">140</span><a name="line.140"></a>
-<span class="sourceLineNo">141</span> /**<a name="line.141"></a>
-<span class="sourceLineNo">142</span> * Construct an {@link HFileDeleteTask}
for each file to delete and add into the correct queue<a name="line.142"></a>
-<span class="sourceLineNo">143</span> * @param file the file to delete<a
name="line.143"></a>
-<span class="sourceLineNo">144</span> * @return HFileDeleteTask to track
progress<a name="line.144"></a>
-<span class="sourceLineNo">145</span> */<a name="line.145"></a>
-<span class="sourceLineNo">146</span> private HFileDeleteTask
deleteFile(FileStatus file) {<a name="line.146"></a>
-<span class="sourceLineNo">147</span> HFileDeleteTask task = new
HFileDeleteTask(file);<a name="line.147"></a>
-<span class="sourceLineNo">148</span> boolean enqueued = dispatch(task);<a
name="line.148"></a>
-<span class="sourceLineNo">149</span> return enqueued ? task : null;<a
name="line.149"></a>
-<span class="sourceLineNo">150</span> }<a name="line.150"></a>
-<span class="sourceLineNo">151</span><a name="line.151"></a>
-<span class="sourceLineNo">152</span> private boolean
dispatch(HFileDeleteTask task) {<a name="line.152"></a>
-<span class="sourceLineNo">153</span> if (task.fileLength >=
this.throttlePoint) {<a name="line.153"></a>
-<span class="sourceLineNo">154</span> if
(!this.largeFileQueue.offer(task)) {<a name="line.154"></a>
-<span class="sourceLineNo">155</span> // should never arrive here as
long as we use PriorityQueue<a name="line.155"></a>
-<span class="sourceLineNo">156</span> if (LOG.isTraceEnabled()) {<a
name="line.156"></a>
-<span class="sourceLineNo">157</span> LOG.trace("Large file deletion
queue is full");<a name="line.157"></a>
-<span class="sourceLineNo">158</span> }<a name="line.158"></a>
-<span class="sourceLineNo">159</span> return false;<a
name="line.159"></a>
-<span class="sourceLineNo">160</span> }<a name="line.160"></a>
-<span class="sourceLineNo">161</span> } else {<a name="line.161"></a>
-<span class="sourceLineNo">162</span> if
(!this.smallFileQueue.offer(task)) {<a name="line.162"></a>
-<span class="sourceLineNo">163</span> // should never arrive here as
long as we use PriorityQueue<a name="line.163"></a>
-<span class="sourceLineNo">164</span> if (LOG.isTraceEnabled()) {<a
name="line.164"></a>
-<span class="sourceLineNo">165</span> LOG.trace("Small file deletion
queue is full");<a name="line.165"></a>
-<span class="sourceLineNo">166</span> }<a name="line.166"></a>
-<span class="sourceLineNo">167</span> return false;<a
name="line.167"></a>
-<span class="sourceLineNo">168</span> }<a name="line.168"></a>
-<span class="sourceLineNo">169</span> }<a name="line.169"></a>
-<span class="sourceLineNo">170</span> return true;<a name="line.170"></a>
-<span class="sourceLineNo">171</span> }<a name="line.171"></a>
-<span class="sourceLineNo">172</span><a name="line.172"></a>
-<span class="sourceLineNo">173</span> @Override<a name="line.173"></a>
-<span class="sourceLineNo">174</span> public void cleanup() {<a
name="line.174"></a>
-<span class="sourceLineNo">175</span> super.cleanup();<a
name="line.175"></a>
-<span class="sourceLineNo">176</span> stopHFileDeleteThreads();<a
name="line.176"></a>
-<span class="sourceLineNo">177</span> }<a name="line.177"></a>
-<span class="sourceLineNo">178</span><a name="line.178"></a>
-<span class="sourceLineNo">179</span> /**<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * Start threads for hfile deletion<a
name="line.180"></a>
-<span class="sourceLineNo">181</span> */<a name="line.181"></a>
-<span class="sourceLineNo">182</span> private void startHFileDeleteThreads()
{<a name="line.182"></a>
-<span class="sourceLineNo">183</span> final String n =
Thread.currentThread().getName();<a name="line.183"></a>
-<span class="sourceLineNo">184</span> running = true;<a name="line.184"></a>
-<span class="sourceLineNo">185</span> // start thread for large file
deletion<a name="line.185"></a>
-<span class="sourceLineNo">186</span> Thread large = new Thread() {<a
name="line.186"></a>
-<span class="sourceLineNo">187</span> @Override<a name="line.187"></a>
-<span class="sourceLineNo">188</span> public void run() {<a
name="line.188"></a>
-<span class="sourceLineNo">189</span> consumerLoop(largeFileQueue);<a
name="line.189"></a>
-<span class="sourceLineNo">190</span> }<a name="line.190"></a>
-<span class="sourceLineNo">191</span> };<a name="line.191"></a>
-<span class="sourceLineNo">192</span> large.setDaemon(true);<a
name="line.192"></a>
-<span class="sourceLineNo">193</span> large.setName(n +
"-HFileCleaner.large-" + System.currentTimeMillis());<a name="line.193"></a>
-<span class="sourceLineNo">194</span> large.start();<a name="line.194"></a>
-<span class="sourceLineNo">195</span> LOG.debug("Starting hfile cleaner for
large files: " + large.getName());<a name="line.195"></a>
-<span class="sourceLineNo">196</span> threads.add(large);<a
name="line.196"></a>
-<span class="sourceLineNo">197</span><a name="line.197"></a>
-<span class="sourceLineNo">198</span> // start thread for small file
deletion<a name="line.198"></a>
-<span class="sourceLineNo">199</span> Thread small = new Thread() {<a
name="line.199"></a>
-<span class="sourceLineNo">200</span> @Override<a name="line.200"></a>
-<span class="sourceLineNo">201</span> public void run() {<a
name="line.201"></a>
-<span class="sourceLineNo">202</span> consumerLoop(smallFileQueue);<a
name="line.202"></a>
-<span class="sourceLineNo">203</span> }<a name="line.203"></a>
-<span class="sourceLineNo">204</span> };<a name="line.204"></a>
-<span class="sourceLineNo">205</span> small.setDaemon(true);<a
name="line.205"></a>
-<span class="sourceLineNo">206</span> small.setName(n +
"-HFileCleaner.small-" + System.currentTimeMillis());<a name="line.206"></a>
-<span class="sourceLineNo">207</span> small.start();<a name="line.207"></a>
-<span class="sourceLineNo">208</span> LOG.debug("Starting hfile cleaner for
small files: " + small.getName());<a name="line.208"></a>
-<span class="sourceLineNo">209</span> threads.add(small);<a
name="line.209"></a>
-<span class="sourceLineNo">210</span> }<a name="line.210"></a>
-<span class="sourceLineNo">211</span><a name="line.211"></a>
-<span class="sourceLineNo">212</span> protected void
consumerLoop(BlockingQueue<HFileDeleteTask> queue) {<a
name="line.212"></a>
-<span class="sourceLineNo">213</span> try {<a name="line.213"></a>
-<span class="sourceLineNo">214</span> while (running) {<a
name="line.214"></a>
-<span class="sourceLineNo">215</span> HFileDeleteTask task = null;<a
name="line.215"></a>
-<span class="sourceLineNo">216</span> try {<a name="line.216"></a>
-<span class="sourceLineNo">217</span> task = queue.take();<a
name="line.217"></a>
-<span class="sourceLineNo">218</span> } catch (InterruptedException e)
{<a name="line.218"></a>
-<span class="sourceLineNo">219</span> if (LOG.isDebugEnabled()) {<a
name="line.219"></a>
-<span class="sourceLineNo">220</span> LOG.debug("Interrupted while
trying to take a task from queue", e);<a name="line.220"></a>
-<span class="sourceLineNo">221</span> }<a name="line.221"></a>
-<span class="sourceLineNo">222</span> break;<a name="line.222"></a>
+<span class="sourceLineNo">083</span> StealJobQueue<HFileDeleteTask>
largeFileQueue;<a name="line.83"></a>
+<span class="sourceLineNo">084</span> BlockingQueue<HFileDeleteTask>
smallFileQueue;<a name="line.84"></a>
+<span class="sourceLineNo">085</span> private int throttlePoint;<a
name="line.85"></a>
+<span class="sourceLineNo">086</span> private int largeQueueInitSize;<a
name="line.86"></a>
+<span class="sourceLineNo">087</span> private int smallQueueInitSize;<a
name="line.87"></a>
+<span class="sourceLineNo">088</span> private int
largeFileDeleteThreadNumber;<a name="line.88"></a>
+<span class="sourceLineNo">089</span> private int
smallFileDeleteThreadNumber;<a name="line.89"></a>
+<span class="sourceLineNo">090</span> private List<Thread> threads =
new ArrayList<Thread>();<a name="line.90"></a>
+<span class="sourceLineNo">091</span> private boolean running;<a
name="line.91"></a>
+<span class="sourceLineNo">092</span><a name="line.92"></a>
+<span class="sourceLineNo">093</span> private AtomicLong deletedLargeFiles =
new AtomicLong();<a name="line.93"></a>
+<span class="sourceLineNo">094</span> private AtomicLong deletedSmallFiles =
new AtomicLong();<a name="line.94"></a>
+<span class="sourceLineNo">095</span><a name="line.95"></a>
+<span class="sourceLineNo">096</span> /**<a name="line.96"></a>
+<span class="sourceLineNo">097</span> * @param period the period of time to
sleep between each run<a name="line.97"></a>
+<span class="sourceLineNo">098</span> * @param stopper the stopper<a
name="line.98"></a>
+<span class="sourceLineNo">099</span> * @param conf configuration to use<a
name="line.99"></a>
+<span class="sourceLineNo">100</span> * @param fs handle to the FS<a
name="line.100"></a>
+<span class="sourceLineNo">101</span> * @param directory directory to be
cleaned<a name="line.101"></a>
+<span class="sourceLineNo">102</span> * @param params params could be used
in subclass of BaseHFileCleanerDelegate<a name="line.102"></a>
+<span class="sourceLineNo">103</span> */<a name="line.103"></a>
+<span class="sourceLineNo">104</span> public HFileCleaner(final int period,
final Stoppable stopper, Configuration conf, FileSystem fs,<a
name="line.104"></a>
+<span class="sourceLineNo">105</span> Path directory,
Map<String, Object> params) {<a name="line.105"></a>
+<span class="sourceLineNo">106</span> super("HFileCleaner", period,
stopper, conf, fs,<a name="line.106"></a>
+<span class="sourceLineNo">107</span> directory,
MASTER_HFILE_CLEANER_PLUGINS, params);<a name="line.107"></a>
+<span class="sourceLineNo">108</span> throttlePoint =<a name="line.108"></a>
+<span class="sourceLineNo">109</span>
conf.getInt(HFILE_DELETE_THROTTLE_THRESHOLD,
DEFAULT_HFILE_DELETE_THROTTLE_THRESHOLD);<a name="line.109"></a>
+<span class="sourceLineNo">110</span> largeQueueInitSize =<a
name="line.110"></a>
+<span class="sourceLineNo">111</span>
conf.getInt(LARGE_HFILE_QUEUE_INIT_SIZE,
DEFAULT_LARGE_HFILE_QUEUE_INIT_SIZE);<a name="line.111"></a>
+<span class="sourceLineNo">112</span> smallQueueInitSize =<a
name="line.112"></a>
+<span class="sourceLineNo">113</span>
conf.getInt(SMALL_HFILE_QUEUE_INIT_SIZE,
DEFAULT_SMALL_HFILE_QUEUE_INIT_SIZE);<a name="line.113"></a>
+<span class="sourceLineNo">114</span> largeFileQueue = new
StealJobQueue<>(largeQueueInitSize, smallQueueInitSize);<a
name="line.114"></a>
+<span class="sourceLineNo">115</span> smallFileQueue =
largeFileQueue.getStealFromQueue();<a name="line.115"></a>
+<span class="sourceLineNo">116</span> largeFileDeleteThreadNumber =<a
name="line.116"></a>
+<span class="sourceLineNo">117</span>
conf.getInt(LARGE_HFILE_DELETE_THREAD_NUMBER,
DEFAULT_LARGE_HFILE_DELETE_THREAD_NUMBER);<a name="line.117"></a>
+<span class="sourceLineNo">118</span> smallFileDeleteThreadNumber =<a
name="line.118"></a>
+<span class="sourceLineNo">119</span>
conf.getInt(SMALL_HFILE_DELETE_THREAD_NUMBER,
DEFAULT_SMALL_HFILE_DELETE_THREAD_NUMBER);<a name="line.119"></a>
+<span class="sourceLineNo">120</span> startHFileDeleteThreads();<a
name="line.120"></a>
+<span class="sourceLineNo">121</span> }<a name="line.121"></a>
+<span class="sourceLineNo">122</span><a name="line.122"></a>
+<span class="sourceLineNo">123</span> @Override<a name="line.123"></a>
+<span class="sourceLineNo">124</span> protected boolean validate(Path file)
{<a name="line.124"></a>
+<span class="sourceLineNo">125</span> if
(HFileLink.isBackReferencesDir(file) ||
HFileLink.isBackReferencesDir(file.getParent())) {<a name="line.125"></a>
+<span class="sourceLineNo">126</span> return true;<a name="line.126"></a>
+<span class="sourceLineNo">127</span> }<a name="line.127"></a>
+<span class="sourceLineNo">128</span> return
StoreFileInfo.validateStoreFileName(file.getName());<a name="line.128"></a>
+<span class="sourceLineNo">129</span> }<a name="line.129"></a>
+<span class="sourceLineNo">130</span><a name="line.130"></a>
+<span class="sourceLineNo">131</span> /**<a name="line.131"></a>
+<span class="sourceLineNo">132</span> * Exposed for TESTING!<a
name="line.132"></a>
+<span class="sourceLineNo">133</span> */<a name="line.133"></a>
+<span class="sourceLineNo">134</span> public
List<BaseHFileCleanerDelegate> getDelegatesForTesting() {<a
name="line.134"></a>
+<span class="sourceLineNo">135</span> return this.cleanersChain;<a
name="line.135"></a>
+<span class="sourceLineNo">136</span> }<a name="line.136"></a>
+<span class="sourceLineNo">137</span><a name="line.137"></a>
+<span class="sourceLineNo">138</span> @Override<a name="line.138"></a>
+<span class="sourceLineNo">139</span> public int
deleteFiles(Iterable<FileStatus> filesToDelete) {<a name="line.139"></a>
+<span class="sourceLineNo">140</span> int deletedFiles = 0;<a
name="line.140"></a>
+<span class="sourceLineNo">141</span> List<HFileDeleteTask> tasks =
new ArrayList<HFileDeleteTask>();<a name="line.141"></a>
+<span class="sourceLineNo">142</span> // construct delete tasks and add
into relative queue<a name="line.142"></a>
+<span class="sourceLineNo">143</span> for (FileStatus file : filesToDelete)
{<a name="line.143"></a>
+<span class="sourceLineNo">144</span> HFileDeleteTask task =
deleteFile(file);<a name="line.144"></a>
+<span class="sourceLineNo">145</span> if (task != null) {<a
name="line.145"></a>
+<span class="sourceLineNo">146</span> tasks.add(task);<a
name="line.146"></a>
+<span class="sourceLineNo">147</span> }<a name="line.147"></a>
+<span class="sourceLineNo">148</span> }<a name="line.148"></a>
+<span class="sourceLineNo">149</span> // wait for each submitted task to
finish<a name="line.149"></a>
+<span class="sourceLineNo">150</span> for (HFileDeleteTask task : tasks)
{<a name="line.150"></a>
+<span class="sourceLineNo">151</span> if (task.getResult()) {<a
name="line.151"></a>
+<span class="sourceLineNo">152</span> deletedFiles++;<a
name="line.152"></a>
+<span class="sourceLineNo">153</span> }<a name="line.153"></a>
+<span class="sourceLineNo">154</span> }<a name="line.154"></a>
+<span class="sourceLineNo">155</span> return deletedFiles;<a
name="line.155"></a>
+<span class="sourceLineNo">156</span> }<a name="line.156"></a>
+<span class="sourceLineNo">157</span><a name="line.157"></a>
+<span class="sourceLineNo">158</span> /**<a name="line.158"></a>
+<span class="sourceLineNo">159</span> * Construct an {@link HFileDeleteTask}
for each file to delete and add into the correct queue<a name="line.159"></a>
+<span class="sourceLineNo">160</span> * @param file the file to delete<a
name="line.160"></a>
+<span class="sourceLineNo">161</span> * @return HFileDeleteTask to track
progress<a name="line.161"></a>
+<span class="sourceLineNo">162</span> */<a name="line.162"></a>
+<span class="sourceLineNo">163</span> private HFileDeleteTask
deleteFile(FileStatus file) {<a name="line.163"></a>
+<span class="sourceLineNo">164</span> HFileDeleteTask task = new
HFileDeleteTask(file);<a name="line.164"></a>
+<span class="sourceLineNo">165</span> boolean enqueued = dispatch(task);<a
name="line.165"></a>
+<span class="sourceLineNo">166</span> return enqueued ? task : null;<a
name="line.166"></a>
+<span class="sourceLineNo">167</span> }<a name="line.167"></a>
+<span class="sourceLineNo">168</span><a name="line.168"></a>
+<span class="sourceLineNo">169</span> private boolean
dispatch(HFileDeleteTask task) {<a name="line.169"></a>
+<span class="sourceLineNo">170</span> if (task.fileLength >=
this.throttlePoint) {<a name="line.170"></a>
+<span class="sourceLineNo">171</span> if
(!this.largeFileQueue.offer(task)) {<a name="line.171"></a>
+<span class="sourceLineNo">172</span> // should never arrive here as
long as we use PriorityQueue<a name="line.172"></a>
+<span class="sourceLineNo">173</span> if (LOG.isTraceEnabled()) {<a
name="line.173"></a>
+<span class="sourceLineNo">174</span> LOG.trace("Large file deletion
queue is full");<a name="line.174"></a>
+<span class="sourceLineNo">175</span> }<a name="line.175"></a>
+<span class="sourceLineNo">176</span> return false;<a
name="line.176"></a>
+<span class="sourceLineNo">177</span> }<a name="line.177"></a>
+<span class="sourceLineNo">178</span> } else {<a name="line.178"></a>
+<span class="sourceLineNo">179</span> if
(!this.smallFileQueue.offer(task)) {<a name="line.179"></a>
+<span class="sourceLineNo">180</span> // should never arrive here as
long as we use PriorityQueue<a name="line.180"></a>
+<span class="sourceLineNo">181</span> if (LOG.isTraceEnabled()) {<a
name="line.181"></a>
+<span class="sourceLineNo">182</span> LOG.trace("Small file deletion
queue is full");<a name="line.182"></a>
+<span class="sourceLineNo">183</span> }<a name="line.183"></a>
+<span class="sourceLineNo">184</span> return false;<a
name="line.184"></a>
+<span class="sourceLineNo">185</span> }<a name="line.185"></a>
+<span class="sourceLineNo">186</span> }<a name="line.186"></a>
+<span class="sourceLineNo">187</span> return true;<a name="line.187"></a>
+<span class="sourceLineNo">188</span> }<a name="line.188"></a>
+<span class="sourceLineNo">189</span><a name="line.189"></a>
+<span class="sourceLineNo">190</span> @Override<a name="line.190"></a>
+<span class="sourceLineNo">191</span> public void cleanup() {<a
name="line.191"></a>
+<span class="sourceLineNo">192</span> super.cleanup();<a
name="line.192"></a>
+<span class="sourceLineNo">193</span> stopHFileDeleteThreads();<a
name="line.193"></a>
+<span class="sourceLineNo">194</span> }<a name="line.194"></a>
+<span class="sourceLineNo">195</span><a name="line.195"></a>
+<span class="sourceLineNo">196</span> /**<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * Start threads for hfile deletion<a
name="line.197"></a>
+<span class="sourceLineNo">198</span> */<a name="line.198"></a>
+<span class="sourceLineNo">199</span> private void startHFileDeleteThreads()
{<a name="line.199"></a>
+<span class="sourceLineNo">200</span> final String n =
Thread.currentThread().getName();<a name="line.200"></a>
+<span class="sourceLineNo">201</span> running = true;<a name="line.201"></a>
+<span class="sourceLineNo">202</span> // start thread for large file
deletion<a name="line.202"></a>
+<span class="sourceLineNo">203</span> for (int i = 0; i <
largeFileDeleteThreadNumber; i++) {<a name="line.203"></a>
+<span class="sourceLineNo">204</span> Thread large = new Thread() {<a
name="line.204"></a>
+<span class="sourceLineNo">205</span> @Override<a name="line.205"></a>
+<span class="sourceLineNo">206</span> public void run() {<a
name="line.206"></a>
+<span class="sourceLineNo">207</span> consumerLoop(largeFileQueue);<a
name="line.207"></a>
+<span class="sourceLineNo">208</span> }<a name="line.208"></a>
+<span class="sourceLineNo">209</span> };<a name="line.209"></a>
+<span class="sourceLineNo">210</span> large.setDaemon(true);<a
name="line.210"></a>
+<span class="sourceLineNo">211</span> large.setName(n +
"-HFileCleaner.large." + i + "-" + System.currentTimeMillis());<a
name="line.211"></a>
+<span class="sourceLineNo">212</span> large.start();<a
name="line.212"></a>
+<span class="sourceLineNo">213</span> LOG.debug("Starting hfile cleaner
for large files: " + large.getName());<a name="line.213"></a>
+<span class="sourceLineNo">214</span> threads.add(large);<a
name="line.214"></a>
+<span class="sourceLineNo">215</span> }<a name="line.215"></a>
+<span class="sourceLineNo">216</span><a name="line.216"></a>
+<span class="sourceLineNo">217</span> // start thread for small file
deletion<a name="line.217"></a>
+<span class="sourceLineNo">218</span> for (int i = 0; i <
smallFileDeleteThreadNumber; i++) {<a name="line.218"></a>
+<span class="sourceLineNo">219</span> Thread small = new Thread() {<a
name="line.219"></a>
+<span class="sourceLineNo">220</span> @Override<a name="line.220"></a>
+<span class="sourceLineNo">221</span> public void run() {<a
name="line.221"></a>
+<span class="sourceLineNo">222</span> consumerLoop(smallFileQueue);<a
name="line.222"></a>
<span class="sourceLineNo">223</span> }<a name="line.223"></a>
-<span class="sourceLineNo">224</span> if (task != null) {<a
name="line.224"></a>
-<span class="sourceLineNo">225</span> if (LOG.isDebugEnabled()) {<a
name="line.225"></a>
-<span class="sourceLineNo">226</span> LOG.debug("Removing: " +
task.filePath + " from archive");<a name="line.226"></a>
-<span class="sourceLineNo">227</span> }<a name="line.227"></a>
-<span class="sourceLineNo">228</span> boolean succeed;<a
name="line.228"></a>
-<span class="sourceLineNo">229</span> try {<a name="line.229"></a>
-<span class="sourceLineNo">230</span> succeed =
this.fs.delete(task.filePath, false);<a name="line.230"></a>
-<span class="sourceLineNo">231</span> } catch (IOException e) {<a
name="line.231"></a>
-<span class="sourceLineNo">232</span> LOG.warn("Failed to delete
file " + task.filePath, e);<a name="line.232"></a>
-<span class="sourceLineNo">233</span> succeed = false;<a
name="line.233"></a>
-<span class="sourceLineNo">234</span> }<a name="line.234"></a>
-<span class="sourceLineNo">235</span> task.setResult(succeed);<a
name="line.235"></a>
-<span class="sourceLineNo">236</span> if (succeed) {<a
name="line.236"></a>
-<span class="sourceLineNo">237</span>
countDeletedFiles(task.fileLength >= throttlePoint, queue ==
largeFileQueue);<a name="line.237"></a>
-<span class="sourceLineNo">238</span> }<a name="line.238"></a>
-<span class="sourceLineNo">239</span> }<a name="line.239"></a>
-<span class="sourceLineNo">240</span> }<a name="line.240"></a>
-<span class="sourceLineNo">241</span> } finally {<a name="line.241"></a>
-<span class="sourceLineNo">242</span> if (LOG.isDebugEnabled()) {<a
name="line.242"></a>
-<span class="sourceLineNo">243</span> LOG.debug("Exit thread: " +
Thread.currentThread());<a name="line.243"></a>
-<span class="sourceLineNo">244</span> }<a name="line.244"></a>
-<span class="sourceLineNo">245</span> }<a name="line.245"></a>
-<span class="sourceLineNo">246</span> }<a name="line.246"></a>
-<span class="sourceLineNo">247</span><a name="line.247"></a>
-<span class="sourceLineNo">248</span> // Currently only for testing purpose<a
name="line.248"></a>
-<span class="sourceLineNo">249</span> private void countDeletedFiles(boolean
isLargeFile, boolean fromLargeQueue) {<a name="line.249"></a>
-<span class="sourceLineNo">250</span> if (isLargeFile) {<a
name="line.250"></a>
-<span class="sourceLineNo">251</span> if (deletedLargeFiles ==
Long.MAX_VALUE) {<a name="line.251"></a>
-<span class="sourceLineNo">252</span> LOG.info("Deleted more than
Long.MAX_VALUE large files, reset counter to 0");<a name="line.252"></a>
-<span class="sourceLineNo">253</span> deletedLargeFiles = 0L;<a
name="line.253"></a>
-<span class="sourceLineNo">254</span> }<a name="line.254"></a>
-<span class="sourceLineNo">255</span> deletedLargeFiles++;<a
name="line.255"></a>
-<span class="sourceLineNo">256</span> } else {<a name="line.256"></a>
-<span class="sourceLineNo">257</span> if (deletedSmallFiles ==
Long.MAX_VALUE) {<a name="line.257"></a>
-<span class="sourceLineNo">258</span> LOG.info("Deleted more than
Long.MAX_VALUE small files, reset counter to 0");<a name="line.258"></a>
-<span class="sourceLineNo">259</span> deletedSmallFiles = 0L;<a
name="line.259"></a>
-<span class="sourceLineNo">260</span> }<a name="line.260"></a>
-<span class="sourceLineNo">261</span> if (fromLargeQueue &&
LOG.isTraceEnabled()) {<a name="line.261"></a>
-<span class="sourceLineNo">262</span> LOG.trace("Stolen a small file
deletion task in large file thread");<a name="line.262"></a>
-<span class="sourceLineNo">263</span> }<a name="line.263"></a>
-<span class="sourceLineNo">264</span> deletedSmallFiles++;<a
name="line.264"></a>
-<span class="sourceLineNo">265</span> }<a name="line.265"></a>
-<span class="sourceLineNo">266</span> }<a name="line.266"></a>
-<span class="sourceLineNo">267</span><a name="line.267"></a>
-<span class="sourceLineNo">268</span> /**<a name="line.268"></a>
-<span class="sourceLineNo">269</span> * Stop threads for hfile deletion<a
name="line.269"></a>
-<span class="sourceLineNo">270</span> */<a name="line.270"></a>
-<span class="sourceLineNo">271</span> private void stopHFileDeleteThreads()
{<a name="line.271"></a>
-<span class="sourceLineNo">272</span> running = false;<a
name="line.272"></a>
-<span class="sourceLineNo">273</span> if (LOG.isDebugEnabled()) {<a
name="line.273"></a>
-<span class="sourceLineNo">274</span> LOG.debug("Stopping file delete
threads");<a name="line.274"></a>
-<span class="sourceLineNo">275</span> }<a name="line.275"></a>
-<span class="sourceLineNo">276</span> for(Thread thread: threads){<a
name="line.276"></a>
-<span class="sourceLineNo">277</span> thread.interrupt();<a
name="line.277"></a>
-<span class="sourceLineNo">278</span> }<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> static class HFileDeleteTask implements
Comparable<HFileDeleteTask> {<a name="line.281"></a>
-<span class="sourceLineNo">282</span> private static final long MAX_WAIT =
60 * 1000L;<a name="line.282"></a>
-<span class="sourceLineNo">283</span> private static final long WAIT_UNIT =
1000L;<a name="line.283"></a>
-<span class="sourceLineNo">284</span><a name="line.284"></a>
-<span class="sourceLineNo">285</span> boolean done = false;<a
name="line.285"></a>
-<span class="sourceLineNo">286</span> boolean result;<a name="line.286"></a>
-<span class="sourceLineNo">287</span> final Path filePath;<a
name="line.287"></a>
-<span class="sourceLineNo">288</span> final long fileLength;<a
name="line.288"></a>
-<span class="sourceLineNo">289</span><a name="line.289"></a>
-<span class="sourceLineNo">290</span> public HFileDeleteTask(FileStatus
file) {<a name="line.290"></a>
-<span class="sourceLineNo">291</span> this.filePath = file.getPath();<a
name="line.291"></a>
-<span class="sourceLineNo">292</span> this.fileLength = file.getLen();<a
name="line.292"></a>
-<span class="sourceLineNo">293</span> }<a name="line.293"></a>
-<span class="sourceLineNo">294</span><a name="line.294"></a>
-<span class="sourceLineNo">295</span> public synchronized void
setResult(boolean result) {<a name="line.295"></a>
-<span class="sourceLineNo">296</span> this.done = true;<a
name="line.296"></a>
-<span class="sourceLineNo">297</span> this.result = result;<a
name="line.297"></a>
-<span class="sourceLineNo">298</span> notify();<a name="line.298"></a>
+<span class="sourceLineNo">224</span> };<a name="line.224"></a>
+<span class="sourceLineNo">225</span> small.setDaemon(true);<a
name="line.225"></a>
+<span class="sourceLineNo">226</span> small.setName(n +
"-HFileCleaner.small." + i + "-" + System.currentTimeMillis());<a
name="line.226"></a>
+<span class="sourceLineNo">227</span> small.start();<a
name="line.227"></a>
+<span class="sourceLineNo">228</span> LOG.debug("Starting hfile cleaner
for small files: " + small.getName());<a name="line.228"></a>
+<span class="sourceLineNo">229</span> threads.add(small);<a
name="line.229"></a>
+<span class="sourceLineNo">230</span> }<a name="line.230"></a>
+<span class="sourceLineNo">231</span> }<a name="line.231"></a>
+<span class="sourceLineNo">232</span><a name="line.232"></a>
+<span class="sourceLineNo">233</span> protected void
consumerLoop(BlockingQueue<HFileDeleteTask> queue) {<a
name="line.233"></a>
+<span class="sourceLineNo">234</span> try {<a name="line.234"></a>
+<span class="sourceLineNo">235</span> while (running) {<a
name="line.235"></a>
+<span class="sourceLineNo">236</span> HFileDeleteTask task = null;<a
name="line.236"></a>
+<span class="sourceLineNo">237</span> try {<a name="line.237"></a>
+<span class="sourceLineNo">238</span> task = queue.take();<a
name="line.238"></a>
+<span class="sourceLineNo">239</span> } catch (InterruptedException e)
{<a name="line.239"></a>
+<span class="sourceLineNo">240</span> if (LOG.isDebugEnabled()) {<a
name="line.240"></a>
+<span class="sourceLineNo">241</span> LOG.debug("Interrupted while
trying to take a task from queue", e);<a name="line.241"></a>
+<span class="sourceLineNo">242</span> }<a name="line.242"></a>
+<span class="sourceLineNo">243</span> break;<a name="line.243"></a>
+<span class="sourceLineNo">244</span> }<a name="line.244"></a>
+<span class="sourceLineNo">245</span> if (task != null) {<a
name="line.245"></a>
+<span class="sourceLineNo">246</span> if (LOG.isDebugEnabled()) {<a
name="line.246"></a>
+<span class="sourceLineNo">247</span> LOG.debug("Removing: " +
task.filePath + " from archive");<a name="line.247"></a>
+<span class="sourceLineNo">248</span> }<a name="line.248"></a>
+<span class="sourceLineNo">249</span> boolean succeed;<a
name="line.249"></a>
+<span class="sourceLineNo">250</span> try {<a name="line.250"></a>
+<span class="sourceLineNo">251</span> succeed =
this.fs.delete(task.filePath, false);<a name="line.251"></a>
+<span class="sourceLineNo">252</span> } catch (IOException e) {<a
name="line.252"></a>
+<span class="sourceLineNo">253</span> LOG.warn("Failed to delete
file " + task.filePath, e);<a name="line.253"></a>
+<span class="sourceLineNo">254</span> succeed = false;<a
name="line.254"></a>
+<span class="sourceLineNo">255</span> }<a name="line.255"></a>
+<span class="sourceLineNo">256</span> task.setResult(succeed);<a
name="line.256"></a>
+<span class="sourceLineNo">257</span> if (succeed) {<a
name="line.257"></a>
+<span class="sourceLineNo">258</span>
countDeletedFiles(task.fileLength >= throttlePoint, queue ==
largeFileQueue);<a name="line.258"></a>
+<span class="sourceLineNo">259</span> }<a name="line.259"></a>
+<span class="sourceLineNo">260</span> }<a name="line.260"></a>
+<span class="sourceLineNo">261</span> }<a name="line.261"></a>
+<span class="sourceLineNo">262</span> } finally {<a name="line.262"></a>
+<span class="sourceLineNo">263</span> if (LOG.isDebugEnabled()) {<a
name="line.263"></a>
+<span class="sourceLineNo">264</span> LOG.debug("Exit thread: " +
Thread.currentThread());<a name="line.264"></a>
+<span class="sourceLineNo">265</span> }<a name="line.265"></a>
+<span class="sourceLineNo">266</span> }<a name="line.266"></a>
+<span class="sourceLineNo">267</span> }<a name="line.267"></a>
+<span class="sourceLineNo">268</span><a name="line.268"></a>
+<span class="sourceLineNo">269</span> // Currently only for testing purpose<a
name="line.269"></a>
+<span class="sourceLineNo">270</span> private void countDeletedFiles(boolean
isLargeFile, boolean fromLargeQueue) {<a name="line.270"></a>
+<span class="sourceLineNo">271</span> if (isLargeFile) {<a
name="line.271"></a>
+<span class="sourceLineNo">272</span> if (deletedLargeFiles.get() ==
Long.MAX_VALUE) {<a name="line.272"></a>
+<span class="sourceLineNo">273</span> LOG.info("Deleted more than
Long.MAX_VALUE large files, reset counter to 0");<a name="line.273"></a>
+<span class="sourceLineNo">274</span> deletedLargeFiles.set(0L);<a
name="line.274"></a>
+<span class="sourceLineNo">275</span> }<a name="line.275"></a>
+<span class="sourceLineNo">276</span>
deletedLargeFiles.incrementAndGet();<a name="line.276"></a>
+<span class="sourceLineNo">277</span> } else {<a name="line.277"></a>
+<span class="sourceLineNo">278</span> if (deletedSmallFiles.get() ==
Long.MAX_VALUE) {<a name="line.278"></a>
+<span class="sourceLineNo">279</span> LOG.info("Deleted more than
Long.MAX_VALUE small files, reset counter to 0");<a name="line.279"></a>
+<span class="sourceLineNo">280</span> deletedSmallFiles.set(0L);;<a
name="line.280"></a>
+<span class="sourceLineNo">281</span> }<a name="line.281"></a>
+<span class="sourceLineNo">282</span> if (fromLargeQueue &&
LOG.isTraceEnabled()) {<a name="line.282"></a>
+<span class="sourceLineNo">283</span> LOG.trace("Stolen a small file
deletion task in large file thread");<a name="line.283"></a>
+<span class="sourceLineNo">284</span> }<a name="line.284"></a>
+<span class="sourceLineNo">285</span>
deletedSmallFiles.incrementAndGet();<a name="line.285"></a>
+<span class="sourceLineNo">286</span> }<a name="line.286"></a>
+<span class="sourceLineNo">287</span> }<a name="line.287"></a>
+<span class="sourceLineNo">288</span><a name="line.288"></a>
+<span class="sourceLineNo">289</span> /**<a name="line.289"></a>
+<span class="sourceLineNo">290</span> * Stop threads for hfile deletion<a
name="line.290"></a>
+<span class="sourceLineNo">291</span> */<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private void stopHFileDeleteThreads()
{<a name="line.292"></a>
+<span class="sourceLineNo">293</span> running = false;<a
name="line.293"></a>
+<span class="sourceLineNo">294</span> if (LOG.isDebugEnabled()) {<a
name="line.294"></a>
+<span class="sourceLineNo">295</span> LOG.debug("Stopping file delete
threads");<a name="line.295"></a>
+<span class="sourceLineNo">296</span> }<a name="line.296"></a>
+<span class="sourceLineNo">297</span> for(Thread thread: threads){<a
name="line.297"></a>
+<span class="sourceLineNo">298</span> thread.interrupt();<a
name="line.298"></a>
<span class="sourceLineNo">299</span> }<a name="line.299"></a>
-<span class="sourceLineNo">300</span><a name="line.300"></a>
-<span class="sourceLineNo">301</span> public synchronized boolean
getResult() {<a name="line.301"></a>
-<span class="sourceLineNo">302</span> long waitTime = 0;<a
name="line.302"></a>
-<span class="sourceLineNo">303</span> try {<a name="line.303"></a>
-<span class="sourceLineNo">304</span> while (!done) {<a
name="line.304"></a>
-<span class="sourceLineNo">305</span> wait(WAIT_UNIT);<a
name="line.305"></a>
-<span class="sourceLineNo">306</span> waitTime += WAIT_UNIT;<a
name="line.306"></a>
-<span class="sourceLineNo">307</span> if (done) {<a
name="line.307"></a>
-<span class="sourceLineNo">308</span> return this.result;<a
name="line.308"></a>
-<span class="sourceLineNo">309</span> }<a name="line.309"></a>
-<span class="sourceLineNo">310</span> if (waitTime > MAX_WAIT) {<a
name="line.310"></a>
-<span class="sourceLineNo">311</span> LOG.warn("Wait more than " +
MAX_WAIT + " ms for deleting " + this.filePath<a name="line.311"></a>
-<span class="sourceLineNo">312</span> + ", exit...");<a
name="line.312"></a>
-<span class="sourceLineNo">313</span> return false;<a
name="line.313"></a>
-<span class="sourceLineNo">314</span> }<a name="line.314"></a>
-<span class="sourceLineNo">315</span> }<a name="line.315"></a>
-<span class="sourceLineNo">316</span> } catch (InterruptedException e)
{<a name="line.316"></a>
-<span class="sourceLineNo">317</span> LOG.warn("Interrupted while
waiting for result of deleting " + filePath<a name="line.317"></a>
-<span class="sourceLineNo">318</span> + ", will return false",
e);<a name="line.318"></a>
-<span class="sourceLineNo">319</span> return false;<a
name="line.319"></a>
-<span class="sourceLineNo">320</span> }<a name="line.320"></a>
-<span class="sourceLineNo">321</span> return this.result;<a
name="line.321"></a>
-<span class="sourceLineNo">322</span> }<a name="line.322"></a>
-<span class="sourceLineNo">323</span><a name="line.323"></a>
-<span class="sourceLineNo">324</span> @Override<a name="line.324"></a>
-<span class="sourceLineNo">325</span> public int compareTo(HFileDeleteTask
o) {<a name="line.325"></a>
-<span class="sourceLineNo">326</span> long sub = this.fileLength -
o.fileLength;<a name="line.326"></a>
-<span class="sourceLineNo">327</span> // smaller value with higher
priority in PriorityQueue, and we intent to delete the larger<a
name="line.327"></a>
-<span class="sourceLineNo">328</span> // file first.<a
name="line.328"></a>
-<span class="sourceLineNo">329</span> return (sub > 0) ? -1 : (sub
< 0 ? 1 : 0);<a name="line.329"></a>
-<span class="sourceLineNo">330</span> }<a name="line.330"></a>
-<span class="sourceLineNo">331</span><a name="line.331"></a>
-<span class="sourceLineNo">332</span> @Override<a name="line.332"></a>
-<span class="sourceLineNo">333</span> public boolean equals(Object o) {<a
name="line.333"></a>
-<span class="sourceLineNo">334</span> if (this == o) {<a
name="line.334"></a>
-<span class="sourceLineNo">335</span> return true;<a
name="line.335"></a>
-<span class="sourceLineNo">336</span> }<a name="line.336"></a>
-<span class="sourceLineNo">337</span> if (o == null || !(o instanceof
HFileDeleteTask)) {<a name="line.337"></a>
-<span class="sourceLineNo">338</span> return false;<a
name="line.338"></a>
-<span class="sourceLineNo">339</span> }<a name="line.339"></a>
-<span class="sourceLineNo">340</span> HFileDeleteTask otherTask =
(HFileDeleteTask) o;<a name="line.340"></a>
-<span class="sourceLineNo">341</span> return
this.filePath.equals(otherTask.filePath) && (this.fileLength ==
otherTask.fileLength);<a name="line.341"></a>
-<span class="sourceLineNo">342</span> }<a name="line.342"></a>
-<span class="sourceLineNo">343</span><a name="line.343"></a>
-<span class="sourceLineNo">344</span> @Override<a name="line.344"></a>
-<span class="sourceLineNo">345</span> public int hashCode() {<a
name="line.345"></a>
-<span class="sourceLineNo">346</span> return filePath.hashCode();<a
name="line.346"></a>
-<span class="sourceLineNo">347</span> }<a name="line.347"></a>
-<span class="sourceLineNo">348</span> }<a name="line.348"></a>
-<span class="sourceLineNo">349</span><a name="line.349"></a>
-<span class="sourceLineNo">350</span> @VisibleForTesting<a
name="line.350"></a>
-<span class="sourceLineNo">351</span> public List<Thread>
getCleanerThreads() {<a name="line.351"></a>
-<span class="sourceLineNo">352</span> return threads;<a name="line.352"></a>
-<span class="sourceLineNo">353</span> }<a name="line.353"></a>
-<span class="sourceLineNo">354</span><a name="line.354"></a>
-<span class="sourceLineNo">355</span> @VisibleForTesting<a
name="line.355"></a>
-<span class="sourceLineNo">356</span> public long getNumOfDeletedLargeFiles()
{<a name="line.356"></a>
-<span class="sourceLineNo">357</span> return deletedLargeFiles;<a
name="line.357"></a>
-<span class="sourceLineNo">358</span> }<a name="line.358"></a>
-<span class="sourceLineNo">359</span><a name="line.359"></a>
-<span class="sourceLineNo">360</span> @VisibleForTesting<a
name="line.360"></a>
-<span class="sourceLineNo">361</span> public long getNumOfDeletedSmallFiles()
{<a name="line.361"></a>
-<span class="sourceLineNo">362</span> return deletedSmallFiles;<a
name="line.362"></a>
-<span class="sourceLineNo">363</span> }<a name="line.363"></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> static class HFileDeleteTask implements
Comparable<HFileDeleteTask> {<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private static final long MAX_WAIT =
60 * 1000L;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private static final long WAIT_UNIT =
1000L;<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> boolean done = false;<a
name="line.306"></a>
+<span class="sourceLineNo">307</span> boolean result;<a name="line.307"></a>
+<span class="sourceLineNo">308</span> final Path filePath;<a
name="line.308"></a>
+<span class="sourceLineNo">309</span> final long fileLength;<a
name="line.309"></a>
+<span class="sourceLineNo">310</span><a name="line.310"></a>
+<span class="sourceLineNo">311</span> public HFileDeleteTask(FileStatus
file) {<a name="line.311"></a>
+<span class="sourceLineNo">312</span> this.filePath = file.getPath();<a
name="line.312"></a>
+<span class="sourceLineNo">313</span> this.fileLength = file.getLen();<a
name="line.313"></a>
+<span class="sourceLineNo">314</span> }<a name="line.314"></a>
+<span class="sourceLineNo">315</span><a name="line.315"></a>
+<span class="sourceLineNo">316</span> public synchronized void
setResult(boolean result) {<a name="line.316"></a>
+<span class="sourceLineNo">317</span> this.done = true;<a
name="line.317"></a>
+<span class="sourceLineNo">318</span> this.result = result;<a
name="line.318"></a>
+<span class="sourceLineNo">319</span> notify();<a name="line.319"></a>
+<span class="sourceLineNo">320</span> }<a name="line.320"></a>
+<span class="sourceLineNo">321</span><a name="line.321"></a>
+<span class="sourceLineNo">322</span> public synchronized boolean
getResult() {<a name="line.322"></a>
+<span class="sourceLineNo">323</span> long waitTime = 0;<a
name="line.323"></a>
+<span class="sourceLineNo">324</span> try {<a name="line.324"></a>
+<span class="sourceLineNo">325</span> while (!done) {<a
name="line.325"></a>
+<span class="sourceLineNo">326</span> wait(WAIT_UNIT);<a
name="line.326"></a>
+<span class="sourceLineNo">327</span> waitTime += WAIT_UNIT;<a
name="line.327"></a>
+<span class="sourceLineNo">328</span> if (done) {<a
name="line.328"></a>
+<span class="sourceLineNo">329</span> return this.result;<a
name="line.329"></a>
+<span class="sourceLineNo">330</span> }<a name="line.330"></a>
+<span class="sourceLineNo">331</span> if (waitTime > MAX_WAIT) {<a
name="line.331"></a>
+<span class="sourceLineNo">332</span> LOG.warn("Wait more than " +
MAX_WAIT + " ms for deleting " + this.filePath<a name="line.332"></a>
+<span class="sourceLineNo">333</span> + ", exit...");<a
name="line.333"></a>
+<span class="sourceLineNo">334</span> return false;<a
name="line.334"></a>
+<span class="sourceLineNo">335</span> }<a name="line.335"></a>
+<span class="sourceLineNo">336</span> }<a name="line.336"></a>
+<span class="sourceLineNo">337</span> } catch (InterruptedException e)
{<a name="line.337"></a>
+<span class="sourceLineNo">338</span> LOG.warn("Interrupted while
waiting for result of deleting " + filePath<a name="line.338"></a>
+<span class="sourceLineNo">339</span> + ", will return false",
e);<a name="line.339"></a>
+<span class="sourceLineNo">340</span> return false;<a
name="line.340"></a>
+<span class="sourceLineNo">341</span> }<a name="line.341"></a>
+<span class="sourceLineNo">342</span> return this.result;<a
name="line.342"></a>
+<span class="sourceLineNo">343</span> }<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> @Override<a name="line.345"></a>
+<span class="sourceLineNo">346</span> public int compareTo(HFileDeleteTask
o) {<a name="line.346"></a>
+<span class="sourceLineNo">347</span> long sub = this.fileLength -
o.fileLength;<a name="line.347"></a>
+<span class="sourceLineNo">348</span> // smaller value with higher
priority in PriorityQueue, and we intent to delete the larger<a
name="line.348"></a>
+<span class="sourceLineNo">349</span> // file first.<a
name="line.349"></a>
+<span class="sourceLineNo">350</span> return (sub > 0) ? -1 : (sub
< 0 ? 1 : 0);<a name="line.350"></a>
+<span class="sourceLineNo">351</span> }<a name="line.351"></a>
+<span class="sourceLineNo">352</span><a name="line.352"></a>
+<span class="sourceLineNo">353</span> @Override<a name="line.353"></a>
+<span class="sourceLineNo">354</span> public boolean equals(Object o) {<a
name="line.354"></a>
+<span class="sourceLineNo">355</span> if (this == o) {<a
name="line.355"></a>
+<span class="sourceLineNo">356</span> return true;<a
name="line.356"></a>
+<span class="sourceLineNo">357</span> }<a name="line.357"></a>
+<span class="sourceLineNo">358</span> if (o == null || !(o instanceof
HFileDeleteTask)) {<a name="line.358"></a>
+<span class="sourceLineNo">359</span> return false;<a
name="line.359"></a>
+<span class="sourceLineNo">360</span> }<a name="line.360"></a>
+<span class="sourceLineNo">361</span> HFileDeleteTask otherTask =
(HFileDeleteTask) o;<a name="line.361"></a>
+<span class="sourceLineNo">362</span> return
this.filePath.equals(otherTask.filePath) && (this.fileLength ==
otherTask.fileLength);<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
<span class="sourceLineNo">364</span><a name="line.364"></a>
-<span class="sourceLineNo">365</span> @VisibleForTesting<a
name="line.365"></a>
-<span class="sourceLineNo">366</span> public long getLargeQueueInitSize() {<a
name="line.366"></a>
-<span class="sourceLineNo">367</span> return largeQueueInitSize;<a
name="line.367"></a>
-<span class="sourceLineNo">368</span> }<a name="line.368"></a>
-<span class="sourceLineNo">369</span><a name="line.369"></a>
-<span class="sourceLineNo">370</span> @VisibleForTesting<a
name="line.370"></a>
-<span class="sourceLineNo">371</span> public long getSmallQueueInitSize() {<a
name="line.371"></a>
-<span class="sourceLineNo">372</span> return smallQueueInitSize;<a
name="line.372"></a>
-<span class="sourceLineNo">373</span> }<a name="line.373"></a>
-<span class="sourceLineNo">374</span><a name="line.374"></a>
-<span class="sourceLineNo">375</span> @VisibleForTesting<a
name="line.375"></a>
-<span class="sourceLineNo">376</span> public long getThrottlePoint() {<a
name="line.376"></a>
-<span class="sourceLineNo">377</span> return throttlePoint;<a
name="line.377"></a>
-<span class="sourceLineNo">378</span> }<a name="line.378"></a>
-<span class="sourceLineNo">379</span><a name="line.379"></a>
-<span class="sourceLineNo">380</span> @Override<a name="line.380"></a>
-<span class="sourceLineNo">381</span> public void
onConfigurationChange(Configuration conf) {<a name="line.381"></a>
-<span class="sourceLineNo">382</span> StringBuilder builder = new
StringBuilder();<a name="line.382"></a>
-<span class="sourceLineNo">383</span> builder.append("Updating
configuration for HFileCleaner, previous throttle point: ")<a
name="line.383"></a>
-<span class="sourceLineNo">384</span> .append(throttlePoint).append(",
largeQueueInitSize: ").append(largeQueueInitSize)<a name="line.384"></a>
-<span class="sourceLineNo">385</span> .append(", smallQueueInitSize:
").append(smallQueueInitSize);<a name="line.385"></a>
-<span class="sourceLineNo">386</span> stopHFileDeleteThreads();<a
name="line.386"></a>
-<span class="sourceLineNo">387</span> this.throttlePoint =<a
name="line.387"></a>
-<span class="sourceLineNo">388</span>
conf.getInt(HFILE_DELETE_THROTTLE_THRESHOLD,
DEFAULT_HFILE_DELETE_THROTTLE_THRESHOLD);<a name="line.388"></a>
-<span class="sourceLineNo">389</span> this.largeQueueInitSize =<a
name="line.389"></a>
-<span class="sourceLineNo">390</span>
conf.getInt(LARGE_HFILE_QUEUE_INIT_SIZE,
DEFAULT_LARGE_HFILE_QUEUE_INIT_SIZE);<a name="line.390"></a>
-<span class="sourceLineNo">391</span> this.smallQueueInitSize =<a
name="line.391"></a>
-<span class="sourceLineNo">392</span>
conf.getInt(SMALL_HFILE_QUEUE_INIT_SIZE,
DEFAULT_SMALL_HFILE_QUEUE_INIT_SIZE);<a name="line.392"></a>
-<span class="sourceLineNo">393</span> // record the left over tasks<a
name="line.393"></a>
-<span class="sourceLineNo">394</span> List<HFileDeleteTask>
leftOverTasks = new ArrayList<>();<a name="line.394"></a>
-<span class="sourceLineNo">395</span> for (HFileDeleteTask task :
largeFileQueue) {<a name="line.395"></a>
-<span class="sourceLineNo">396</span> leftOverTasks.add(task);<a
name="line.396"></a>
-<span class="sourceLineNo">397</span> }<a name="line.397"></a>
-<span class="sourceLineNo">398</span> for (HFileDeleteTask task :
smallFileQueue) {<a name="line.398"></a>
-<span class="sourceLineNo">399</span> leftOverTasks.add(task);<a
name="line.399"></a>
-<span class="sourceLineNo">400</span> }<a name="line.400"></a>
-<span class="sourceLineNo">401</span> largeFileQueue = new
StealJobQueue<>(largeQueueInitSize, smallQueueInitSize);<a
name="line.401"></a>
-<span class="sourceLineNo">402</span> smallFileQueue =
largeFileQueue.getStealFromQueue();<a name="line.402"></a>
-<span class="sourceLineNo">403</span> threads.clear();<a
name="line.403"></a>
-<span class="sourceLineNo">404</span> builder.append("; new throttle point:
").append(throttlePoint).append(", largeQueueInitSize: ")<a name="line.404"></a>
-<span class="sourceLineNo">405</span>
.append(largeQueueInitSize).append(", smallQueueInitSize:
").append(smallQueueInitSize);<a name="line.405"></a>
-<span class="sourceLineNo">406</span> LOG.debug(builder.toString());<a
name="line.406"></a>
-<span class="sourceLineNo">407</span> startHFileDeleteThreads();<a
name="line.407"></a>
-<span class="sourceLineNo">408</span> // re-dispatch the left over tasks<a
name="line.408"></a>
-<span class="sourceLineNo">409</span> for (HFileDeleteTask task :
leftOverTasks) {<a name="line.409"></a>
-<span class="sourceLineNo">410</span> dispatch(task);<a
name="line.410"></a>
-<span class="sourceLineNo">411</span> }<a name="line.411"></a>
-<span class="sourceLineNo">412</span> }<a name="line.412"></a>
-<span class="sourceLineNo">413</span>}<a name="line.413"></a>
+<span class="sourceLineNo">365</span> @Override<a name="line.365"></a>
+<span class="sourceLineNo">366</span> public int hashCode() {<a
name="line.366"></a>
+<span class="sourceLineNo">367</span> return filePath.hashCode();<a
name="line.367"></a>
+<span class="sourceLineNo">368</span> }<a name="line.368"></a>
+<span class="sourceLineNo">369</span> }<a name="line.369"></a>
+<span class="sourceLineNo">370</span><a name="line.370"></a>
+<span class="sourceLineNo">371</span> @VisibleForTesting<a
name="line.371"></a>
+<span class="sourceLineNo">372</span> public List<Thread>
getCleanerThreads() {<a name="line.372"></a>
+<span class="sourceLineNo">373</span> return threads;<a name="line.373"></a>
+<span class="sourceLineNo">374</span> }<a name="line.374"></a>
+<span class="sourceLineNo">375</span><a name="line.375"></a>
+<span class="sourceLineNo">376</span> @VisibleForTesting<a
name="line.376"></a>
+<span class="sourceLineNo">377</span> public long getNumOfDeletedLargeFiles()
{<a name="line.377"></a>
+<span class="sourceLineNo">378</span> return deletedLargeFiles.get();<a
name="line.378"></a>
+<span class="sourceLineNo">379</span> }<a name="line.379"></a>
+<span class="sourceLineNo">380</span><a name="line.380"></a>
+<span class="sourceLineNo">381</span> @VisibleForTesting<a
name="line.381"></a>
+<span class="sourceLineNo">382</span> public long getNumOfDeletedSmallFiles()
{<a name="line.382"></a>
+<span class="sourceLineNo">383</span> return deletedSmallFiles.get();<a
name="line.383"></a>
+<span class="sourceLineNo">384</span> }<a name="line.384"></a>
+<span class="sourceLineNo">385</span><a name="line.385"></a>
+<span class="sourceLineNo">386</span> @VisibleForTesting<a
name="line.386"></a>
+<span class="sourceLineNo">387</span> public long getLargeQueueInitSize() {<a
name="line.387"></a>
+<span class="sourceLineNo">388</span> return largeQueueInitSize;<a
name="line.388"></a>
+<span class="sourceLineNo">389</span> }<a name="line.389"></a>
+<span class="sourceLineNo">390</span><a name="line.390"></a>
+<span class="sourceLineNo">391</span> @VisibleForTesting<a
name="line.391"></a>
+<span class="sourceLineNo">392</span> public long getSmallQueueInitSize() {<a
name="line.392"></a>
+<span class="sourceLineNo">393</span> return smallQueueInitSize;<a
name="line.393"></a>
+<span class="sourceLineNo">394</span> }<a name="line.394"></a>
+<span class="sourceLineNo">395</span><a name="line.395"></a>
+<span class="sourceLineNo">396</span> @VisibleForTesting<a
name="line.396"></a>
+<span class="sourceLineNo">397</span> public long getThrottlePoint() {<a
name="line.397"></a>
+<span class="sourceLineNo">398</span> return throttlePoint;<a
name="line.398"></a>
+<span class="sourceLineNo">399</span> }<a name="line.399"></a>
+<span class="sourceLineNo">400</span><a name="line.400"></a>
+<span class="sourceLineNo">401</span> @Override<a name="line.401"></a>
+<span class="sourceLineNo">402</span> public void
onConfigurationChange(Configuration conf) {<a name="line.402"></a>
+<span class="sourceLineNo">403</span> if
(!checkAndUpdateConfigurations(conf)) {<a name="line.403"></a>
+<span class="sourceLineNo">404</span> LOG.debug("Update configuration
triggered but nothing changed for this cleaner");<a name="line.404"></a>
+<span class="sourceLineNo">405</span> return;<a name="line.405"></a>
+<span class="sourceLineNo">406</span> }<a name="line.406"></a>
+<span class="sourceLineNo">407</span> stopHFileDeleteThreads();<a
name="line.407"></a>
+<span class="sourceLineNo">408</span> // record the left over tasks<a
name="line.408"></a>
+<span class="sourceLineNo">409</span> List<HFileDeleteTask>
leftOverTasks =<a name="line.409"></a>
+<span class="sourceLineNo">410</span> new
ArrayList<>(largeFileQueue.size() + smallFileQueue.size());<a
name="line.410"></a>
+<span class="sourceLineNo">411</span> for (HFileDeleteTask task :
largeFileQueue) {<a name="line.411"></a>
+<span class="sourceLineNo">412</span> leftOverTasks.add(task);<a
name="line.412"></a>
+<span class="sourceLineNo">413</span> }<a name="line.413"></a>
+<span class="sourceLineNo">414</span> for (HFileDeleteTask task :
smallFileQueue) {<a name="line.414"></a>
+<span class="sourceLineNo">415</span> leftOverTasks.add(task);<a
name="line.415"></a>
+<span class="sourceLineNo">416</span> }<a name="line.416"></a>
+<span class="sourceLineNo">417</span> largeFileQueue = new
StealJobQueue<>(largeQueueInitSize, smallQueueInitSize);<a
name="line.417"></a>
+<span class="sourceLineNo">418</span> smallFileQueue =
largeFileQueue.getStealFromQueue();<a name="line.418"></a>
+<span class="sourceLineNo">419</span> threads.clear();<a
name="line.419"></a>
+<span class="sourceLineNo">420</span> startHFileDeleteThreads();<a
name="line.420"></a>
+<span class="sourceLineNo">421</span> // re-dispatch the left over tasks<a
name="line.421"></a>
+<span class="sourceLineNo">422</span> for (HFileDeleteTask task :
leftOverTasks) {<a name="line.422"></a>
+<span class="sourceLineNo">423</span> dispatch(task);<a
name="line.423"></a>
+<span class="sourceLineNo">424</span> }<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
+<span class="sourceLineNo">428</span> * Check new configuration and update
settings if value changed<a name="line.428"></a>
+<span class="sourceLineNo">429</span> * @param conf The new configuration<a
name="line.429"></a>
+<span class="sourceLineNo">430</span> * @return true if any configuration
for HFileCleaner changes, false if no change<a name="line.430"></a>
+<span class="sourceLineNo">431</span> */<a name="line.431"></a>
+<span class="sourceLineNo">432</span> private boolean
checkAndUpdateConfigurations(Configuration conf) {<a name="line.432"></a>
+<span class="sourceLineNo">433</span> boolean updated = false;<a
name="line.433"></a>
+<span class="sourceLineNo">434</span> int throttlePoint =<a
name="line.434"></a>
+<span class="sourceLineNo">435</span>
conf.getInt(HFILE_DELETE_THROTTLE_THRESHOLD,
DEFAULT_HFILE_DELETE_THROTTLE_THRESHOLD);<a name="line.435"></a>
+<span class="sourceLineNo">436</span> if (throttlePoint !=
this.throttlePoint) {<a name="line.436"></a>
+<span class="sourceLineNo">437</span> LOG.debug("Updating throttle point,
from " + this.throttlePoint + " to " + throttlePoint);<a name="line.437"></a>
+<span class="sourceLineNo">438</span> this.throttlePoint =
throttlePoint;<a name="line.438"></a>
+<span class="sourceLineNo">439</span> updated = true;<a
name="line.439"></a>
+<span class="sourceLineNo">440</span> }<a name="line.440"></a>
+<span class="sourceLineNo">441</span> int largeQueueInitSize =<a
name="line.441"></a>
+<span class="sourceLineNo">442</span>
conf.getInt(LARGE_HFILE_QUEUE_INIT_SIZE,
DEFAULT_LARGE_HFILE_QUEUE_INIT_SIZE);<a name="line.442"></a>
+<span class="sourceLineNo">443</span> if (largeQueueInitSize !=
this.largeQueueInitSize) {<a name="line.443"></a>
+<span class="sourceLineNo">444</span> LOG.debug("Updating
largeQueueInitSize, from " + this.largeQueueInitSize + " to "<a
name="line.444"></a>
+<span class="sourceLineNo">445</span> + largeQueueInitSize);<a
name="line.445"></a>
+<span class="sourceLineNo">446</span> this.largeQueueInitSize =
largeQueueInitSize;<a name="line.446"></a>
+<span class="sourceLineNo">447</span> updated = true;<a
name="line.447"></a>
+<span class="sourceLineNo">448</span> }<a name="line.448"></a>
+<span class="sourceLineNo">449</span> int smallQueueInitSize =<a
name="line.449"></a>
+<span class="sourceLineNo">450</span>
conf.getInt(SMALL_HFILE_QUEUE_INIT_SIZE,
DEFAULT_SMALL_HFILE_QUEUE_INIT_SIZE);<a name="line.450"></a>
+<span class="sourceLineNo">451</span> if (smallQueueInitSize !=
this.smallQueueInitSize) {<a name="line.451"></a>
+<span class="sourceLineNo">452</span> LOG.debug("Updating
smallQueueInitSize, from " + this.smallQueueInitSize + " to "<a
name="line.452"></a>
+<span class="sourceLineNo">453</span> + smallQueueInitSize);<a
name="line.453"></a>
+<span class="sourceLineNo">454</span> this.smallQueueInitSize =
smallQueueInitSize;<a name="line.454"></a>
+<span class="sourceLineNo">455</span> updated = true;<a
name="line.455"></a>
+<span class="sourceLineNo">456</span> }<a name="line.456"></a>
+<span class="sourceLineNo">457</span> int largeFileDeleteThreadNumber =<a
name="line.457"></a>
+<span class="sourceLineNo">458</span>
conf.getInt(LARGE_HFILE_DELETE_THREAD_NUMBER,
DEFAULT_LARGE_HFILE_DELETE_THREAD_NUMBER);<a name="line.458"></a>
+<span class="sourceLineNo">459</span> if (largeFileDeleteThreadNumber !=
this.largeFileDeleteThreadNumber) {<a name="line.459"></a>
+<span class="sourceLineNo">460</span> LOG.debug("Updating
largeFileDeleteThreadNumber, from " + this.largeFileDeleteThreadNumber<a
name="line.460"></a>
+<span class="sourceLineNo">461</span> + " to " +
largeFileDeleteThreadNumber);<a name="line.461"></a>
+<span class="sourceLineNo">462</span> this.largeFileDeleteThreadNumber =
largeFileDeleteThreadNumber;<a name="line.462"></a>
+<span class="sourceLineNo">463</span> updated = true;<a
name="line.463"></a>
+<span class="sourceLineNo">464</span> }<a name="line.464"></a>
+<span class="sourceLineNo">465</span> int smallFileDeleteThreadNumber =<a
name="line.465"></a>
+<span class="sourceLineNo">466</span>
conf.getInt(SMALL_HFILE_DELETE_THREAD_NUMBER,
DEFAULT_SMALL_HFILE_DELETE_THREAD_NUMBER);<a name="line.466"></a>
+<span class="sourceLineNo">467</span> if (smallFileDeleteThreadNumber !=
this.smallFileDeleteThreadNumber) {<a name="line.467"></a>
+<span class="sourceLineNo">468</span> LOG.debug("Updating
smallFileDeleteThreadNumber, from " + this.smallFileDeleteThreadNumber<a
name="line.468"></a>
+<span class="sourceLineNo">469</span> + " to " +
smallFileDeleteThreadNumber);<a name="line.469"></a>
+<span class="sourceLineNo">470</span> this.smallFileDeleteThreadNumber =
smallFileDeleteThreadNumber;<a name="line.470"></a>
+<span class="sourceLineNo">471</span> updated = true;<a
name="line.471"></a>
+<span class="sourceLineNo">472</span> }<a name="line.472"></a>
+<span class="sourceLineNo">473</span> return updated;<a name="line.473"></a>
+<span class="sourceLineNo">474</span> }<a name="line.474"></a>
+<span class="sourceLineNo">475</span>}<a name="line.475"></a>
