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From git-site-r...@apache.org
Subject [10/30] hbase-site git commit: Published site at 82d554e3783372cc6b05489452c815b57c06f6cd.
Date Mon, 19 Jun 2017 15:00:22 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/7f23ee04/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipperThread.WorkerState.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipperThread.WorkerState.html b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipperThread.WorkerState.html
deleted file mode 100644
index 39b1759..0000000
--- a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipperThread.WorkerState.html
+++ /dev/null
@@ -1,431 +0,0 @@
-<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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-<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
-<span class="sourceLineNo">002</span> *<a name="line.2"></a>
-<span class="sourceLineNo">003</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.3"></a>
-<span class="sourceLineNo">004</span> * or more contributor license agreements.  See the NOTICE file<a name="line.4"></a>
-<span class="sourceLineNo">005</span> * distributed with this work for additional information<a name="line.5"></a>
-<span class="sourceLineNo">006</span> * regarding copyright ownership.  The ASF licenses this file<a name="line.6"></a>
-<span class="sourceLineNo">007</span> * to you under the Apache License, Version 2.0 (the<a name="line.7"></a>
-<span class="sourceLineNo">008</span> * "License"); you may not use this file except in compliance<a name="line.8"></a>
-<span class="sourceLineNo">009</span> * with the License.  You may obtain a copy of the License at<a name="line.9"></a>
-<span class="sourceLineNo">010</span> *<a name="line.10"></a>
-<span class="sourceLineNo">011</span> *     http://www.apache.org/licenses/LICENSE-2.0<a name="line.11"></a>
-<span class="sourceLineNo">012</span> *<a name="line.12"></a>
-<span class="sourceLineNo">013</span> * Unless required by applicable law or agreed to in writing, software<a name="line.13"></a>
-<span class="sourceLineNo">014</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.14"></a>
-<span class="sourceLineNo">015</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.15"></a>
-<span class="sourceLineNo">016</span> * See the License for the specific language governing permissions and<a name="line.16"></a>
-<span class="sourceLineNo">017</span> * limitations under the License.<a name="line.17"></a>
-<span class="sourceLineNo">018</span> */<a name="line.18"></a>
-<span class="sourceLineNo">019</span>package org.apache.hadoop.hbase.replication.regionserver;<a name="line.19"></a>
-<span class="sourceLineNo">020</span><a name="line.20"></a>
-<span class="sourceLineNo">021</span>import java.io.IOException;<a name="line.21"></a>
-<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.PriorityBlockingQueue;<a name="line.24"></a>
-<span class="sourceLineNo">025</span>import java.util.concurrent.TimeUnit;<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.conf.Configuration;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.fs.Path;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.Cell;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.classification.InterfaceAudience;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.regionserver.wal.WALEdit;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.replication.ReplicationEndpoint;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.replication.regionserver.ReplicationSourceWALReaderThread.WALEntryBatch;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.BulkLoadDescriptor;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.WALProtos.StoreDescriptor;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.wal.WAL.Entry;<a name="line.43"></a>
-<span class="sourceLineNo">044</span><a name="line.44"></a>
-<span class="sourceLineNo">045</span>import com.google.common.cache.CacheBuilder;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import com.google.common.cache.CacheLoader;<a name="line.46"></a>
-<span class="sourceLineNo">047</span>import com.google.common.cache.LoadingCache;<a name="line.47"></a>
-<span class="sourceLineNo">048</span><a name="line.48"></a>
-<span class="sourceLineNo">049</span>/**<a name="line.49"></a>
-<span class="sourceLineNo">050</span> * This thread reads entries from a queue and ships them. Entries are placed onto the queue by<a name="line.50"></a>
-<span class="sourceLineNo">051</span> * ReplicationSourceWALReaderThread<a name="line.51"></a>
-<span class="sourceLineNo">052</span> */<a name="line.52"></a>
-<span class="sourceLineNo">053</span>@InterfaceAudience.Private<a name="line.53"></a>
-<span class="sourceLineNo">054</span>public class ReplicationSourceShipperThread extends Thread {<a name="line.54"></a>
-<span class="sourceLineNo">055</span>  private static final Log LOG = LogFactory.getLog(ReplicationSourceShipperThread.class);<a name="line.55"></a>
-<span class="sourceLineNo">056</span><a name="line.56"></a>
-<span class="sourceLineNo">057</span>  // Hold the state of a replication worker thread<a name="line.57"></a>
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-<span class="sourceLineNo">059</span>    RUNNING,<a name="line.59"></a>
-<span class="sourceLineNo">060</span>    STOPPED,<a name="line.60"></a>
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-<span class="sourceLineNo">063</span><a name="line.63"></a>
-<span class="sourceLineNo">064</span>  protected final Configuration conf;<a name="line.64"></a>
-<span class="sourceLineNo">065</span>  protected final String walGroupId;<a name="line.65"></a>
-<span class="sourceLineNo">066</span>  protected final PriorityBlockingQueue&lt;Path&gt; queue;<a name="line.66"></a>
-<span class="sourceLineNo">067</span>  protected final ReplicationSourceInterface source;<a name="line.67"></a>
-<span class="sourceLineNo">068</span><a name="line.68"></a>
-<span class="sourceLineNo">069</span>  // Last position in the log that we sent to ZooKeeper<a name="line.69"></a>
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-<span class="sourceLineNo">071</span>  // Path of the current log<a name="line.71"></a>
-<span class="sourceLineNo">072</span>  protected volatile Path currentPath;<a name="line.72"></a>
-<span class="sourceLineNo">073</span>  // Current state of the worker thread<a name="line.73"></a>
-<span class="sourceLineNo">074</span>  private WorkerState state;<a name="line.74"></a>
-<span class="sourceLineNo">075</span>  protected ReplicationSourceWALReaderThread entryReader;<a name="line.75"></a>
-<span class="sourceLineNo">076</span><a name="line.76"></a>
-<span class="sourceLineNo">077</span>  // How long should we sleep for each retry<a name="line.77"></a>
-<span class="sourceLineNo">078</span>  protected final long sleepForRetries;<a name="line.78"></a>
-<span class="sourceLineNo">079</span>  // Maximum number of retries before taking bold actions<a name="line.79"></a>
-<span class="sourceLineNo">080</span>  protected final int maxRetriesMultiplier;<a name="line.80"></a>
-<span class="sourceLineNo">081</span><a name="line.81"></a>
-<span class="sourceLineNo">082</span>  // Use guava cache to set ttl for each key<a name="line.82"></a>
-<span class="sourceLineNo">083</span>  private final LoadingCache&lt;String, Boolean&gt; canSkipWaitingSet = CacheBuilder.newBuilder()<a name="line.83"></a>
-<span class="sourceLineNo">084</span>      .expireAfterAccess(1, TimeUnit.DAYS).build(<a name="line.84"></a>
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-<span class="sourceLineNo">093</span>  public ReplicationSourceShipperThread(Configuration conf, String walGroupId,<a name="line.93"></a>
-<span class="sourceLineNo">094</span>      PriorityBlockingQueue&lt;Path&gt; queue, ReplicationSourceInterface source) {<a name="line.94"></a>
-<span class="sourceLineNo">095</span>    this.conf = conf;<a name="line.95"></a>
-<span class="sourceLineNo">096</span>    this.walGroupId = walGroupId;<a name="line.96"></a>
-<span class="sourceLineNo">097</span>    this.queue = queue;<a name="line.97"></a>
-<span class="sourceLineNo">098</span>    this.source = source;<a name="line.98"></a>
-<span class="sourceLineNo">099</span>    this.sleepForRetries =<a name="line.99"></a>
-<span class="sourceLineNo">100</span>        this.conf.getLong("replication.source.sleepforretries", 1000);    // 1 second<a name="line.100"></a>
-<span class="sourceLineNo">101</span>    this.maxRetriesMultiplier =<a name="line.101"></a>
-<span class="sourceLineNo">102</span>        this.conf.getInt("replication.source.maxretriesmultiplier", 300); // 5 minutes @ 1 sec per<a name="line.102"></a>
-<span class="sourceLineNo">103</span>  }<a name="line.103"></a>
-<span class="sourceLineNo">104</span><a name="line.104"></a>
-<span class="sourceLineNo">105</span>  @Override<a name="line.105"></a>
-<span class="sourceLineNo">106</span>  public void run() {<a name="line.106"></a>
-<span class="sourceLineNo">107</span>    setWorkerState(WorkerState.RUNNING);<a name="line.107"></a>
-<span class="sourceLineNo">108</span>    // Loop until we close down<a name="line.108"></a>
-<span class="sourceLineNo">109</span>    while (isActive()) {<a name="line.109"></a>
-<span class="sourceLineNo">110</span>      int sleepMultiplier = 1;<a name="line.110"></a>
-<span class="sourceLineNo">111</span>      // Sleep until replication is enabled again<a name="line.111"></a>
-<span class="sourceLineNo">112</span>      if (!source.isPeerEnabled()) {<a name="line.112"></a>
-<span class="sourceLineNo">113</span>        if (sleepForRetries("Replication is disabled", sleepMultiplier)) {<a name="line.113"></a>
-<span class="sourceLineNo">114</span>          sleepMultiplier++;<a name="line.114"></a>
-<span class="sourceLineNo">115</span>        }<a name="line.115"></a>
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-<span class="sourceLineNo">121</span>          sleepMultiplier)) {<a name="line.121"></a>
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-<span class="sourceLineNo">133</span>        LOG.trace("Interrupted while waiting for next replication entry batch", e);<a name="line.133"></a>
-<span class="sourceLineNo">134</span>        Thread.currentThread().interrupt();<a name="line.134"></a>
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-<span class="sourceLineNo">138</span>    if (state != WorkerState.FINISHED) {<a name="line.138"></a>
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-<span class="sourceLineNo">142</span><a name="line.142"></a>
-<span class="sourceLineNo">143</span>  /**<a name="line.143"></a>
-<span class="sourceLineNo">144</span>   * Do the shipping logic<a name="line.144"></a>
-<span class="sourceLineNo">145</span>   */<a name="line.145"></a>
-<span class="sourceLineNo">146</span>  protected void shipEdits(WALEntryBatch entryBatch) {<a name="line.146"></a>
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-<span class="sourceLineNo">148</span>    long lastReadPosition = entryBatch.getLastWalPosition();<a name="line.148"></a>
-<span class="sourceLineNo">149</span>    currentPath = entryBatch.getLastWalPath();<a name="line.149"></a>
-<span class="sourceLineNo">150</span>    int sleepMultiplier = 0;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>    if (entries.isEmpty()) {<a name="line.151"></a>
-<span class="sourceLineNo">152</span>      if (lastLoggedPosition != lastReadPosition) {<a name="line.152"></a>
-<span class="sourceLineNo">153</span>        // Save positions to meta table before zk.<a name="line.153"></a>
-<span class="sourceLineNo">154</span>        updateSerialRepPositions(entryBatch.getLastSeqIds());<a name="line.154"></a>
-<span class="sourceLineNo">155</span>        updateLogPosition(lastReadPosition);<a name="line.155"></a>
-<span class="sourceLineNo">156</span>        // if there was nothing to ship and it's not an error<a name="line.156"></a>
-<span class="sourceLineNo">157</span>        // set "ageOfLastShippedOp" to &lt;now&gt; to indicate that we're current<a name="line.157"></a>
-<span class="sourceLineNo">158</span>        source.getSourceMetrics().setAgeOfLastShippedOp(EnvironmentEdgeManager.currentTime(),<a name="line.158"></a>
-<span class="sourceLineNo">159</span>          walGroupId);<a name="line.159"></a>
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-<span class="sourceLineNo">162</span>    }<a name="line.162"></a>
-<span class="sourceLineNo">163</span>    int currentSize = (int) entryBatch.getHeapSize();<a name="line.163"></a>
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-<span class="sourceLineNo">169</span>          LOG.debug("Interrupted while sleeping for throttling control");<a name="line.169"></a>
-<span class="sourceLineNo">170</span>          Thread.currentThread().interrupt();<a name="line.170"></a>
-<span class="sourceLineNo">171</span>          // current thread might be interrupted to terminate<a name="line.171"></a>
-<span class="sourceLineNo">172</span>          // directly go back to while() for confirm this<a name="line.172"></a>
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-<span class="sourceLineNo">175</span><a name="line.175"></a>
-<span class="sourceLineNo">176</span>        // create replicateContext here, so the entries can be GC'd upon return from this call<a name="line.176"></a>
-<span class="sourceLineNo">177</span>        // stack<a name="line.177"></a>
-<span class="sourceLineNo">178</span>        ReplicationEndpoint.ReplicateContext replicateContext =<a name="line.178"></a>
-<span class="sourceLineNo">179</span>            new ReplicationEndpoint.ReplicateContext();<a name="line.179"></a>
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-<span class="sourceLineNo">181</span>        replicateContext.setWalGroupId(walGroupId);<a name="line.181"></a>
-<span class="sourceLineNo">182</span><a name="line.182"></a>
-<span class="sourceLineNo">183</span>        long startTimeNs = System.nanoTime();<a name="line.183"></a>
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-<span class="sourceLineNo">195</span>          //Clean up hfile references<a name="line.195"></a>
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-<span class="sourceLineNo">209</span>        source.getSourceMetrics().shipBatch(entryBatch.getNbOperations(), currentSize,<a name="line.209"></a>
-<span class="sourceLineNo">210</span>          entryBatch.getNbHFiles());<a name="line.210"></a>
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/7f23ee04/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipperThread.html
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diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipperThread.html b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSourceShipperThread.html
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-<span class="sourceLineNo">018</span> */<a name="line.18"></a>
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-<span class="sourceLineNo">331</span>  }<a name="line.331"></a>
-<span class="sourceLineNo">332</span><a name="line.332"></a>
-<span class="sourceLineNo">333</span>  public void stopWorker() {<a name="line.333"></a>
-<span class="sourceLineNo">334</span>    setWorkerState(WorkerState.STOPPED);<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>  public boolean isFinished() {<a name="line.337"></a>
-<span class="sourceLineNo">338</span>    return state == WorkerState.FINISHED;<a name="line.338"></a>
-<span class="sourceLineNo">339</span>  }<a name="line.339"></a>
-<span class="sourceLineNo">340</span><a name="line.340"></a>
-<span class="sourceLineNo">341</span>  /**<a name="line.341"></a>
-<span class="sourceLineNo">342</span>   * Do the sleeping logic<a name="line.342"></a>
-<span class="sourceLineNo">343</span>   * @param msg Why we sleep<a name="line.343"></a>
-<span class="sourceLineNo">344</span>   * @param sleepMultiplier by how many times the default sleeping time is augmented<a name="line.344"></a>
-<span class="sourceLineNo">345</span>   * @return True if &lt;code&gt;sleepMultiplier&lt;/code&gt; is &amp;lt; &lt;code&gt;maxRetriesMultiplier&lt;/code&gt;<a name="line.345"></a>
-<span class="sourceLineNo">346</span>   */<a name="line.346"></a>
-<span class="sourceLineNo">347</span>  public boolean sleepForRetries(String msg, int sleepMultiplier) {<a name="line.347"></a>
-<span class="sourceLineNo">348</span>    try {<a name="line.348"></a>
-<span class="sourceLineNo">349</span>      if (LOG.isTraceEnabled()) {<a name="line.349"></a>
-<span class="sourceLineNo">350</span>        LOG.trace(msg + ", sleeping " + sleepForRetries + " times " + sleepMultiplier);<a name="line.350"></a>
-<span class="sourceLineNo">351</span>      }<a name="line.351"></a>
-<span class="sourceLineNo">352</span>      Thread.sleep(this.sleepForRetries * sleepMultiplier);<a name="line.352"></a>
-<span class="sourceLineNo">353</span>    } catch (InterruptedException e) {<a name="line.353"></a>
-<span class="sourceLineNo">354</span>      LOG.debug("Interrupted while sleeping between retries");<a name="line.354"></a>
-<span class="sourceLineNo">355</span>      Thread.currentThread().interrupt();<a name="line.355"></a>
-<span class="sourceLineNo">356</span>    }<a name="line.356"></a>
-<span class="sourceLineNo">357</span>    return sleepMultiplier &lt; maxRetriesMultiplier;<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>
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