http://git-wip-us.apache.org/repos/asf/hbase-site/blob/e0fb1fde/devapidocs/src-html/org/apache/hadoop/hbase/master/RegionPlacementMaintainer.RandomizedMatrix.html
----------------------------------------------------------------------
diff --git 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/RegionPlacementMaintainer.RandomizedMatrix.html
 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/RegionPlacementMaintainer.RandomizedMatrix.html
index bcb65f1..a9d5986 100644
--- 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/RegionPlacementMaintainer.RandomizedMatrix.html
+++ 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/RegionPlacementMaintainer.RandomizedMatrix.html
@@ -39,1086 +39,1087 @@
 <span class="sourceLineNo">031</span>import java.util.Scanner;<a 
name="line.31"></a>
 <span class="sourceLineNo">032</span>import java.util.Set;<a 
name="line.32"></a>
 <span class="sourceLineNo">033</span>import java.util.TreeMap;<a 
name="line.33"></a>
-<span class="sourceLineNo">034</span>import 
org.apache.commons.cli.CommandLine;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import 
org.apache.commons.cli.GnuParser;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import 
org.apache.commons.cli.HelpFormatter;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.commons.cli.Options;<a 
name="line.37"></a>
-<span class="sourceLineNo">038</span>import 
org.apache.commons.cli.ParseException;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import 
org.apache.commons.lang3.StringUtils;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import 
org.apache.hadoop.conf.Configuration;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.apache.hadoop.fs.FileSystem;<a 
name="line.41"></a>
-<span class="sourceLineNo">042</span>import 
org.apache.hadoop.hbase.ClusterMetrics.Option;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import 
org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import 
org.apache.hadoop.hbase.HConstants;<a name="line.44"></a>
-<span class="sourceLineNo">045</span>import 
org.apache.hadoop.hbase.ServerName;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import 
org.apache.hadoop.hbase.TableName;<a name="line.46"></a>
-<span class="sourceLineNo">047</span>import 
org.apache.hadoop.hbase.client.Admin;<a name="line.47"></a>
-<span class="sourceLineNo">048</span>import 
org.apache.hadoop.hbase.client.ClusterConnection;<a name="line.48"></a>
-<span class="sourceLineNo">049</span>import 
org.apache.hadoop.hbase.client.Connection;<a name="line.49"></a>
-<span class="sourceLineNo">050</span>import 
org.apache.hadoop.hbase.client.ConnectionFactory;<a name="line.50"></a>
-<span class="sourceLineNo">051</span>import 
org.apache.hadoop.hbase.client.RegionInfo;<a name="line.51"></a>
-<span class="sourceLineNo">052</span>import 
org.apache.hadoop.hbase.favored.FavoredNodeAssignmentHelper;<a 
name="line.52"></a>
-<span class="sourceLineNo">053</span>import 
org.apache.hadoop.hbase.favored.FavoredNodesPlan;<a name="line.53"></a>
-<span class="sourceLineNo">054</span>import 
org.apache.hadoop.hbase.util.FSUtils;<a name="line.54"></a>
-<span class="sourceLineNo">055</span>import 
org.apache.hadoop.hbase.util.MunkresAssignment;<a name="line.55"></a>
-<span class="sourceLineNo">056</span>import 
org.apache.hadoop.hbase.util.Pair;<a name="line.56"></a>
-<span class="sourceLineNo">057</span>import 
org.apache.yetus.audience.InterfaceAudience;<a name="line.57"></a>
-<span class="sourceLineNo">058</span>import org.slf4j.Logger;<a 
name="line.58"></a>
-<span class="sourceLineNo">059</span>import org.slf4j.LoggerFactory;<a 
name="line.59"></a>
-<span class="sourceLineNo">060</span><a name="line.60"></a>
-<span class="sourceLineNo">061</span>import 
org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.61"></a>
-<span class="sourceLineNo">062</span>import 
org.apache.hadoop.hbase.shaded.protobuf.RequestConverter;<a name="line.62"></a>
-<span class="sourceLineNo">063</span>import 
org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a
 name="line.63"></a>
-<span class="sourceLineNo">064</span>import 
org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.UpdateFavoredNodesRequest;<a
 name="line.64"></a>
-<span class="sourceLineNo">065</span>import 
org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.UpdateFavoredNodesResponse;<a
 name="line.65"></a>
-<span class="sourceLineNo">066</span><a name="line.66"></a>
-<span class="sourceLineNo">067</span>/**<a name="line.67"></a>
-<span class="sourceLineNo">068</span> * A tool that is used for manipulating 
and viewing favored nodes information<a name="line.68"></a>
-<span class="sourceLineNo">069</span> * for regions. Run with -h to get a list 
of the options<a name="line.69"></a>
-<span class="sourceLineNo">070</span> */<a name="line.70"></a>
-<span class="sourceLineNo">071</span>@InterfaceAudience.Private<a 
name="line.71"></a>
-<span class="sourceLineNo">072</span>// TODO: Remove? Unused. Partially 
implemented only.<a name="line.72"></a>
-<span class="sourceLineNo">073</span>public class RegionPlacementMaintainer 
{<a name="line.73"></a>
-<span class="sourceLineNo">074</span>  private static final Logger LOG = 
LoggerFactory.getLogger(RegionPlacementMaintainer.class<a name="line.74"></a>
-<span class="sourceLineNo">075</span>      .getName());<a name="line.75"></a>
-<span class="sourceLineNo">076</span>  //The cost of a placement that should 
never be assigned.<a name="line.76"></a>
-<span class="sourceLineNo">077</span>  private static final float MAX_COST = 
Float.POSITIVE_INFINITY;<a name="line.77"></a>
-<span class="sourceLineNo">078</span><a name="line.78"></a>
-<span class="sourceLineNo">079</span>  // The cost of a placement that is 
undesirable but acceptable.<a name="line.79"></a>
-<span class="sourceLineNo">080</span>  private static final float AVOID_COST = 
100000f;<a name="line.80"></a>
-<span class="sourceLineNo">081</span><a name="line.81"></a>
-<span class="sourceLineNo">082</span>  // The amount by which the cost of a 
placement is increased if it is the<a name="line.82"></a>
-<span class="sourceLineNo">083</span>  // last slot of the server. This is 
done to more evenly distribute the slop<a name="line.83"></a>
-<span class="sourceLineNo">084</span>  // amongst servers.<a 
name="line.84"></a>
-<span class="sourceLineNo">085</span>  private static final float 
LAST_SLOT_COST_PENALTY = 0.5f;<a name="line.85"></a>
-<span class="sourceLineNo">086</span><a name="line.86"></a>
-<span class="sourceLineNo">087</span>  // The amount by which the cost of a 
primary placement is penalized if it is<a name="line.87"></a>
-<span class="sourceLineNo">088</span>  // not the host currently serving the 
region. This is done to minimize moves.<a name="line.88"></a>
-<span class="sourceLineNo">089</span>  private static final float 
NOT_CURRENT_HOST_PENALTY = 0.1f;<a name="line.89"></a>
-<span class="sourceLineNo">090</span><a name="line.90"></a>
-<span class="sourceLineNo">091</span>  private static boolean 
USE_MUNKRES_FOR_PLACING_SECONDARY_AND_TERTIARY = false;<a name="line.91"></a>
-<span class="sourceLineNo">092</span><a name="line.92"></a>
-<span class="sourceLineNo">093</span>  private Configuration conf;<a 
name="line.93"></a>
-<span class="sourceLineNo">094</span>  private final boolean 
enforceLocality;<a name="line.94"></a>
-<span class="sourceLineNo">095</span>  private final boolean 
enforceMinAssignmentMove;<a name="line.95"></a>
-<span class="sourceLineNo">096</span>  private RackManager rackManager;<a 
name="line.96"></a>
-<span class="sourceLineNo">097</span>  private Set&lt;TableName&gt; 
targetTableSet;<a name="line.97"></a>
-<span class="sourceLineNo">098</span>  private final Connection connection;<a 
name="line.98"></a>
-<span class="sourceLineNo">099</span><a name="line.99"></a>
-<span class="sourceLineNo">100</span>  public 
RegionPlacementMaintainer(Configuration conf) {<a name="line.100"></a>
-<span class="sourceLineNo">101</span>    this(conf, true, true);<a 
name="line.101"></a>
-<span class="sourceLineNo">102</span>  }<a name="line.102"></a>
-<span class="sourceLineNo">103</span><a name="line.103"></a>
-<span class="sourceLineNo">104</span>  public 
RegionPlacementMaintainer(Configuration conf, boolean enforceLocality,<a 
name="line.104"></a>
-<span class="sourceLineNo">105</span>      boolean enforceMinAssignmentMove) 
{<a name="line.105"></a>
-<span class="sourceLineNo">106</span>    this.conf = conf;<a 
name="line.106"></a>
-<span class="sourceLineNo">107</span>    this.enforceLocality = 
enforceLocality;<a name="line.107"></a>
-<span class="sourceLineNo">108</span>    this.enforceMinAssignmentMove = 
enforceMinAssignmentMove;<a name="line.108"></a>
-<span class="sourceLineNo">109</span>    this.targetTableSet = new 
HashSet&lt;&gt;();<a name="line.109"></a>
-<span class="sourceLineNo">110</span>    this.rackManager = new 
RackManager(conf);<a name="line.110"></a>
-<span class="sourceLineNo">111</span>    try {<a name="line.111"></a>
-<span class="sourceLineNo">112</span>      this.connection = 
ConnectionFactory.createConnection(this.conf);<a name="line.112"></a>
-<span class="sourceLineNo">113</span>    } catch (IOException e) {<a 
name="line.113"></a>
-<span class="sourceLineNo">114</span>      throw new RuntimeException(e);<a 
name="line.114"></a>
-<span class="sourceLineNo">115</span>    }<a name="line.115"></a>
-<span class="sourceLineNo">116</span>  }<a name="line.116"></a>
-<span class="sourceLineNo">117</span><a name="line.117"></a>
-<span class="sourceLineNo">118</span>  private static void printHelp(Options 
opt) {<a name="line.118"></a>
-<span class="sourceLineNo">119</span>    new HelpFormatter().printHelp(<a 
name="line.119"></a>
-<span class="sourceLineNo">120</span>        "RegionPlacement &lt; -w | -u | 
-n | -v | -t | -h | -overwrite -r regionName -f favoredNodes " +<a 
name="line.120"></a>
-<span class="sourceLineNo">121</span>        "-diff&gt;" +<a 
name="line.121"></a>
-<span class="sourceLineNo">122</span>        " [-l false] [-m false] [-d] 
[-tables t1,t2,...tn] [-zk zk1,zk2,zk3]" +<a name="line.122"></a>
-<span class="sourceLineNo">123</span>        " [-fs hdfs://a.b.c.d:9000] 
[-hbase_root /HBASE]", opt);<a name="line.123"></a>
-<span class="sourceLineNo">124</span>  }<a name="line.124"></a>
-<span class="sourceLineNo">125</span><a name="line.125"></a>
-<span class="sourceLineNo">126</span>  public void setTargetTableName(String[] 
tableNames) {<a name="line.126"></a>
-<span class="sourceLineNo">127</span>    if (tableNames != null) {<a 
name="line.127"></a>
-<span class="sourceLineNo">128</span>      for (String table : tableNames)<a 
name="line.128"></a>
-<span class="sourceLineNo">129</span>        
this.targetTableSet.add(TableName.valueOf(table));<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><a name="line.132"></a>
-<span class="sourceLineNo">133</span>  /**<a name="line.133"></a>
-<span class="sourceLineNo">134</span>   * @return the new 
RegionAssignmentSnapshot<a name="line.134"></a>
-<span class="sourceLineNo">135</span>   * @throws IOException<a 
name="line.135"></a>
-<span class="sourceLineNo">136</span>   */<a name="line.136"></a>
-<span class="sourceLineNo">137</span>  public 
SnapshotOfRegionAssignmentFromMeta getRegionAssignmentSnapshot()<a 
name="line.137"></a>
-<span class="sourceLineNo">138</span>  throws IOException {<a 
name="line.138"></a>
-<span class="sourceLineNo">139</span>    SnapshotOfRegionAssignmentFromMeta 
currentAssignmentShapshot =<a name="line.139"></a>
-<span class="sourceLineNo">140</span>      new 
SnapshotOfRegionAssignmentFromMeta(ConnectionFactory.createConnection(conf));<a 
name="line.140"></a>
-<span class="sourceLineNo">141</span>    
currentAssignmentShapshot.initialize();<a name="line.141"></a>
-<span class="sourceLineNo">142</span>    return currentAssignmentShapshot;<a 
name="line.142"></a>
-<span class="sourceLineNo">143</span>  }<a name="line.143"></a>
-<span class="sourceLineNo">144</span><a name="line.144"></a>
-<span class="sourceLineNo">145</span>  /**<a name="line.145"></a>
-<span class="sourceLineNo">146</span>   * Verify the region placement is 
consistent with the assignment plan<a name="line.146"></a>
-<span class="sourceLineNo">147</span>   * @param isDetailMode<a 
name="line.147"></a>
-<span class="sourceLineNo">148</span>   * @return reports<a 
name="line.148"></a>
-<span class="sourceLineNo">149</span>   * @throws IOException<a 
name="line.149"></a>
-<span class="sourceLineNo">150</span>   */<a name="line.150"></a>
-<span class="sourceLineNo">151</span>  public 
List&lt;AssignmentVerificationReport&gt; verifyRegionPlacement(boolean 
isDetailMode)<a name="line.151"></a>
-<span class="sourceLineNo">152</span>      throws IOException {<a 
name="line.152"></a>
-<span class="sourceLineNo">153</span>    System.out.println("Start to verify 
the region assignment and " +<a name="line.153"></a>
-<span class="sourceLineNo">154</span>        "generate the verification 
report");<a name="line.154"></a>
-<span class="sourceLineNo">155</span>    // Get the region assignment 
snapshot<a name="line.155"></a>
-<span class="sourceLineNo">156</span>    SnapshotOfRegionAssignmentFromMeta 
snapshot = this.getRegionAssignmentSnapshot();<a name="line.156"></a>
-<span class="sourceLineNo">157</span><a name="line.157"></a>
-<span class="sourceLineNo">158</span>    // Get all the tables<a 
name="line.158"></a>
-<span class="sourceLineNo">159</span>    Set&lt;TableName&gt; tables = 
snapshot.getTableSet();<a name="line.159"></a>
-<span class="sourceLineNo">160</span><a name="line.160"></a>
-<span class="sourceLineNo">161</span>    // Get the region locality map<a 
name="line.161"></a>
-<span class="sourceLineNo">162</span>    Map&lt;String, Map&lt;String, 
Float&gt;&gt; regionLocalityMap = null;<a name="line.162"></a>
-<span class="sourceLineNo">163</span>    if (this.enforceLocality == true) {<a 
name="line.163"></a>
-<span class="sourceLineNo">164</span>      regionLocalityMap = 
FSUtils.getRegionDegreeLocalityMappingFromFS(conf);<a name="line.164"></a>
-<span class="sourceLineNo">165</span>    }<a name="line.165"></a>
-<span class="sourceLineNo">166</span>    
List&lt;AssignmentVerificationReport&gt; reports = new ArrayList&lt;&gt;();<a 
name="line.166"></a>
-<span class="sourceLineNo">167</span>    // Iterate all the tables to fill up 
the verification report<a name="line.167"></a>
-<span class="sourceLineNo">168</span>    for (TableName table : tables) {<a 
name="line.168"></a>
-<span class="sourceLineNo">169</span>      if (!this.targetTableSet.isEmpty() 
&amp;&amp;<a name="line.169"></a>
-<span class="sourceLineNo">170</span>          
!this.targetTableSet.contains(table)) {<a name="line.170"></a>
-<span class="sourceLineNo">171</span>        continue;<a name="line.171"></a>
-<span class="sourceLineNo">172</span>      }<a name="line.172"></a>
-<span class="sourceLineNo">173</span>      AssignmentVerificationReport report 
= new AssignmentVerificationReport();<a name="line.173"></a>
-<span class="sourceLineNo">174</span>      report.fillUp(table, snapshot, 
regionLocalityMap);<a name="line.174"></a>
-<span class="sourceLineNo">175</span>      report.print(isDetailMode);<a 
name="line.175"></a>
-<span class="sourceLineNo">176</span>      reports.add(report);<a 
name="line.176"></a>
-<span class="sourceLineNo">177</span>    }<a name="line.177"></a>
-<span class="sourceLineNo">178</span>    return reports;<a name="line.178"></a>
-<span class="sourceLineNo">179</span>  }<a name="line.179"></a>
-<span class="sourceLineNo">180</span><a name="line.180"></a>
-<span class="sourceLineNo">181</span>  /**<a name="line.181"></a>
-<span class="sourceLineNo">182</span>   * Generate the assignment plan for the 
existing table<a name="line.182"></a>
-<span class="sourceLineNo">183</span>   *<a name="line.183"></a>
-<span class="sourceLineNo">184</span>   * @param tableName<a 
name="line.184"></a>
-<span class="sourceLineNo">185</span>   * @param assignmentSnapshot<a 
name="line.185"></a>
-<span class="sourceLineNo">186</span>   * @param regionLocalityMap<a 
name="line.186"></a>
-<span class="sourceLineNo">187</span>   * @param plan<a name="line.187"></a>
-<span class="sourceLineNo">188</span>   * @param 
munkresForSecondaryAndTertiary if set on true the assignment plan<a 
name="line.188"></a>
-<span class="sourceLineNo">189</span>   * for the tertiary and secondary will 
be generated with Munkres algorithm,<a name="line.189"></a>
-<span class="sourceLineNo">190</span>   * otherwise will be generated using 
placeSecondaryAndTertiaryRS<a name="line.190"></a>
-<span class="sourceLineNo">191</span>   * @throws IOException<a 
name="line.191"></a>
-<span class="sourceLineNo">192</span>   */<a name="line.192"></a>
-<span class="sourceLineNo">193</span>  private void 
genAssignmentPlan(TableName tableName,<a name="line.193"></a>
-<span class="sourceLineNo">194</span>    SnapshotOfRegionAssignmentFromMeta 
assignmentSnapshot,<a name="line.194"></a>
-<span class="sourceLineNo">195</span>    Map&lt;String, Map&lt;String, 
Float&gt;&gt; regionLocalityMap, FavoredNodesPlan plan,<a name="line.195"></a>
-<span class="sourceLineNo">196</span>    boolean 
munkresForSecondaryAndTertiary) throws IOException {<a name="line.196"></a>
-<span class="sourceLineNo">197</span>    // Get the all the regions for the 
current table<a name="line.197"></a>
-<span class="sourceLineNo">198</span>    List&lt;RegionInfo&gt; regions =<a 
name="line.198"></a>
-<span class="sourceLineNo">199</span>      
assignmentSnapshot.getTableToRegionMap().get(tableName);<a name="line.199"></a>
-<span class="sourceLineNo">200</span>    int numRegions = regions.size();<a 
name="line.200"></a>
-<span class="sourceLineNo">201</span><a name="line.201"></a>
-<span class="sourceLineNo">202</span>    // Get the current assignment map<a 
name="line.202"></a>
-<span class="sourceLineNo">203</span>    Map&lt;RegionInfo, ServerName&gt; 
currentAssignmentMap =<a name="line.203"></a>
-<span class="sourceLineNo">204</span>      
assignmentSnapshot.getRegionToRegionServerMap();<a name="line.204"></a>
-<span class="sourceLineNo">205</span><a name="line.205"></a>
-<span class="sourceLineNo">206</span>    // Get the all the region servers<a 
name="line.206"></a>
-<span class="sourceLineNo">207</span>    List&lt;ServerName&gt; servers = new 
ArrayList&lt;&gt;();<a name="line.207"></a>
-<span class="sourceLineNo">208</span>    try (Admin admin = 
this.connection.getAdmin()) {<a name="line.208"></a>
-<span class="sourceLineNo">209</span>      
servers.addAll(admin.getClusterMetrics(EnumSet.of(Option.LIVE_SERVERS))<a 
name="line.209"></a>
-<span class="sourceLineNo">210</span>        
.getLiveServerMetrics().keySet());<a name="line.210"></a>
-<span class="sourceLineNo">211</span>    }<a name="line.211"></a>
-<span class="sourceLineNo">212</span><a name="line.212"></a>
-<span class="sourceLineNo">213</span>    LOG.info("Start to generate 
assignment plan for " + numRegions +<a name="line.213"></a>
-<span class="sourceLineNo">214</span>        " regions from table " + 
tableName + " with " +<a name="line.214"></a>
-<span class="sourceLineNo">215</span>        servers.size() + " region 
servers");<a name="line.215"></a>
-<span class="sourceLineNo">216</span><a name="line.216"></a>
-<span class="sourceLineNo">217</span>    int slotsPerServer = (int) 
Math.ceil((float) numRegions /<a name="line.217"></a>
-<span class="sourceLineNo">218</span>        servers.size());<a 
name="line.218"></a>
-<span class="sourceLineNo">219</span>    int regionSlots = slotsPerServer * 
servers.size();<a name="line.219"></a>
-<span class="sourceLineNo">220</span><a name="line.220"></a>
-<span class="sourceLineNo">221</span>    // Compute the primary, secondary and 
tertiary costs for each region/server<a name="line.221"></a>
-<span class="sourceLineNo">222</span>    // pair. These costs are based only 
on node locality and rack locality, and<a name="line.222"></a>
-<span class="sourceLineNo">223</span>    // will be modified later.<a 
name="line.223"></a>
-<span class="sourceLineNo">224</span>    float[][] primaryCost = new 
float[numRegions][regionSlots];<a name="line.224"></a>
-<span class="sourceLineNo">225</span>    float[][] secondaryCost = new 
float[numRegions][regionSlots];<a name="line.225"></a>
-<span class="sourceLineNo">226</span>    float[][] tertiaryCost = new 
float[numRegions][regionSlots];<a name="line.226"></a>
-<span class="sourceLineNo">227</span><a name="line.227"></a>
-<span class="sourceLineNo">228</span>    if (this.enforceLocality &amp;&amp; 
regionLocalityMap != null) {<a name="line.228"></a>
-<span class="sourceLineNo">229</span>      // Transform the locality mapping 
into a 2D array, assuming that any<a name="line.229"></a>
-<span class="sourceLineNo">230</span>      // unspecified locality value is 
0.<a name="line.230"></a>
-<span class="sourceLineNo">231</span>      float[][] localityPerServer = new 
float[numRegions][regionSlots];<a name="line.231"></a>
-<span class="sourceLineNo">232</span>      for (int i = 0; i &lt; numRegions; 
i++) {<a name="line.232"></a>
-<span class="sourceLineNo">233</span>        Map&lt;String, Float&gt; 
serverLocalityMap =<a name="line.233"></a>
-<span class="sourceLineNo">234</span>            
regionLocalityMap.get(regions.get(i).getEncodedName());<a name="line.234"></a>
-<span class="sourceLineNo">235</span>        if (serverLocalityMap == null) 
{<a name="line.235"></a>
-<span class="sourceLineNo">236</span>          continue;<a name="line.236"></a>
-<span class="sourceLineNo">237</span>        }<a name="line.237"></a>
-<span class="sourceLineNo">238</span>        for (int j = 0; j &lt; 
servers.size(); j++) {<a name="line.238"></a>
-<span class="sourceLineNo">239</span>          String serverName = 
servers.get(j).getHostname();<a name="line.239"></a>
-<span class="sourceLineNo">240</span>          if (serverName == null) {<a 
name="line.240"></a>
-<span class="sourceLineNo">241</span>            continue;<a 
name="line.241"></a>
-<span class="sourceLineNo">242</span>          }<a name="line.242"></a>
-<span class="sourceLineNo">243</span>          Float locality = 
serverLocalityMap.get(serverName);<a name="line.243"></a>
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favoredServers.add(ServerName.valueOf(s.getHostname(), s.getPort(),<a 
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favoredNodeHelper =<a name="line.424"></a>
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favoredNodeHelper.placeSecondaryAndTertiaryWithRestrictions(primaryRSMap);<a 
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favoredServers<a name="line.430"></a>
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plan.updateFavoredNodesMap(regions.get(i), favoredServers);<a 
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assignmentSnapshot.getTableToRegionMap();<a name="line.472"></a>
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result[rowTransform[i]][colTransform[j]] = matrix[i][j];<a name="line.570"></a>
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{<a name="line.585"></a>
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result[rowInverse[i]][colInverse[j]] = matrix[i][j];<a name="line.587"></a>
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List&lt;ServerName&gt;&gt; assignmentMap = new 
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entry.getKey();<a name="line.622"></a>
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List&lt;ServerName&gt;&gt; assignmentMap = plan.getAssignmentMap();<a 
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regionToRegionInfoMap =<a name="line.640"></a>
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getRegionAssignmentSnapshot().getRegionNameToRegionInfoMap();<a 
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planToUpdate.put(regionToRegionInfoMap.get(entry.getKey()), 
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FavoredNodeAssignmentHelper.updateMetaWithFavoredNodesInfo(planToUpdate, 
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map<a name="line.662"></a>
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this.getRegionAssignmentSnapshot().getRegionServerToRegionMap();<a 
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List&lt;ServerName&gt;&gt;&gt; regionUpdateInfos = new ArrayList&lt;&gt;();<a 
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((ClusterConnection)this.connection).getAdmin(entry.getKey());<a 
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RequestConverter.buildUpdateFavoredNodesRequest(regionUpdateInfos);<a 
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currentRegionServer.updateFavoredNodes(null, request);<a name="line.698"></a>
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ProtobufUtil.getServerInfo(null, currentRegionServer).getServerName() +<a 
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updateFavoredNodesResponse.getResponse() + " / " +<a name="line.701"></a>
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singleServerPlan.getAssignmentMap().size() +<a name="line.702"></a>
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failedUpdateMap.put(entry.getKey(), e);<a name="line.707"></a>
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name="line.730"></a>
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updateAssignmentPlanToRegionServers(plan);<a name="line.734"></a>
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List&lt;RegionInfo&gt;&gt; tableToRegionsMap = 
snapshot.getTableToRegionMap();<a name="line.793"></a>
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float[3];<a name="line.795"></a>
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name="line.796"></a>
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(!this.targetTableSet.isEmpty()<a name="line.797"></a>
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System.out.println("==================================================");<a 
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regionLocality.get(oldServer.getHostname());<a name="line.822"></a>
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{<a name="line.823"></a>
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regionLocality.get(newServer.getHostname());<a name="line.828"></a>
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name="line.829"></a>
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newLocality - oldLocality;<a name="line.832"></a>
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deltaLocality.length; i++) {<a name="line.838"></a>
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name="line.840"></a>
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name="line.842"></a>
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name="line.844"></a>
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+ " hosts;\tMax dispersion score: "<a name="line.871"></a>
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+ " hosts;\tMin dispersion score: "<a name="line.872"></a>
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<TRUNCATED>

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