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From git-site-r...@apache.org
Subject [30/44] hbase-site git commit: Published site at .
Date Tue, 30 Jan 2018 15:18:38 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/a3fb6d74/devapidocs/src-html/org/apache/hadoop/hbase/master/ServerManager.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/ServerManager.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/ServerManager.html
index 90f5348..8824b66 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/ServerManager.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/ServerManager.html
@@ -100,965 +100,962 @@
 <span class="sourceLineNo">092</span> * A server is fully processed only after the handler is fully enabled<a name="line.92"></a>
 <span class="sourceLineNo">093</span> * and has completed the handling.<a name="line.93"></a>
 <span class="sourceLineNo">094</span> */<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> */<a name="line.97"></a>
-<span class="sourceLineNo">098</span>@InterfaceAudience.Private<a name="line.98"></a>
-<span class="sourceLineNo">099</span>public class ServerManager {<a name="line.99"></a>
-<span class="sourceLineNo">100</span>  public static final String WAIT_ON_REGIONSERVERS_MAXTOSTART =<a name="line.100"></a>
-<span class="sourceLineNo">101</span>      "hbase.master.wait.on.regionservers.maxtostart";<a name="line.101"></a>
+<span class="sourceLineNo">095</span>@InterfaceAudience.Private<a name="line.95"></a>
+<span class="sourceLineNo">096</span>public class ServerManager {<a name="line.96"></a>
+<span class="sourceLineNo">097</span>  public static final String WAIT_ON_REGIONSERVERS_MAXTOSTART =<a name="line.97"></a>
+<span class="sourceLineNo">098</span>      "hbase.master.wait.on.regionservers.maxtostart";<a name="line.98"></a>
+<span class="sourceLineNo">099</span><a name="line.99"></a>
+<span class="sourceLineNo">100</span>  public static final String WAIT_ON_REGIONSERVERS_MINTOSTART =<a name="line.100"></a>
+<span class="sourceLineNo">101</span>      "hbase.master.wait.on.regionservers.mintostart";<a name="line.101"></a>
 <span class="sourceLineNo">102</span><a name="line.102"></a>
-<span class="sourceLineNo">103</span>  public static final String WAIT_ON_REGIONSERVERS_MINTOSTART =<a name="line.103"></a>
-<span class="sourceLineNo">104</span>      "hbase.master.wait.on.regionservers.mintostart";<a name="line.104"></a>
+<span class="sourceLineNo">103</span>  public static final String WAIT_ON_REGIONSERVERS_TIMEOUT =<a name="line.103"></a>
+<span class="sourceLineNo">104</span>      "hbase.master.wait.on.regionservers.timeout";<a name="line.104"></a>
 <span class="sourceLineNo">105</span><a name="line.105"></a>
-<span class="sourceLineNo">106</span>  public static final String WAIT_ON_REGIONSERVERS_TIMEOUT =<a name="line.106"></a>
-<span class="sourceLineNo">107</span>      "hbase.master.wait.on.regionservers.timeout";<a name="line.107"></a>
+<span class="sourceLineNo">106</span>  public static final String WAIT_ON_REGIONSERVERS_INTERVAL =<a name="line.106"></a>
+<span class="sourceLineNo">107</span>      "hbase.master.wait.on.regionservers.interval";<a name="line.107"></a>
 <span class="sourceLineNo">108</span><a name="line.108"></a>
-<span class="sourceLineNo">109</span>  public static final String WAIT_ON_REGIONSERVERS_INTERVAL =<a name="line.109"></a>
-<span class="sourceLineNo">110</span>      "hbase.master.wait.on.regionservers.interval";<a name="line.110"></a>
-<span class="sourceLineNo">111</span><a name="line.111"></a>
-<span class="sourceLineNo">112</span>  private static final Logger LOG = LoggerFactory.getLogger(ServerManager.class);<a name="line.112"></a>
+<span class="sourceLineNo">109</span>  private static final Logger LOG = LoggerFactory.getLogger(ServerManager.class);<a name="line.109"></a>
+<span class="sourceLineNo">110</span><a name="line.110"></a>
+<span class="sourceLineNo">111</span>  // Set if we are to shutdown the cluster.<a name="line.111"></a>
+<span class="sourceLineNo">112</span>  private AtomicBoolean clusterShutdown = new AtomicBoolean(false);<a name="line.112"></a>
 <span class="sourceLineNo">113</span><a name="line.113"></a>
-<span class="sourceLineNo">114</span>  // Set if we are to shutdown the cluster.<a name="line.114"></a>
-<span class="sourceLineNo">115</span>  private AtomicBoolean clusterShutdown = new AtomicBoolean(false);<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>   * The last flushed sequence id for a region.<a name="line.118"></a>
-<span class="sourceLineNo">119</span>   */<a name="line.119"></a>
-<span class="sourceLineNo">120</span>  private final ConcurrentNavigableMap&lt;byte[], Long&gt; flushedSequenceIdByRegion =<a name="line.120"></a>
-<span class="sourceLineNo">121</span>    new ConcurrentSkipListMap&lt;&gt;(Bytes.BYTES_COMPARATOR);<a name="line.121"></a>
-<span class="sourceLineNo">122</span><a name="line.122"></a>
-<span class="sourceLineNo">123</span>  /**<a name="line.123"></a>
-<span class="sourceLineNo">124</span>   * The last flushed sequence id for a store in a region.<a name="line.124"></a>
-<span class="sourceLineNo">125</span>   */<a name="line.125"></a>
-<span class="sourceLineNo">126</span>  private final ConcurrentNavigableMap&lt;byte[], ConcurrentNavigableMap&lt;byte[], Long&gt;&gt;<a name="line.126"></a>
-<span class="sourceLineNo">127</span>    storeFlushedSequenceIdsByRegion = new ConcurrentSkipListMap&lt;&gt;(Bytes.BYTES_COMPARATOR);<a name="line.127"></a>
+<span class="sourceLineNo">114</span>  /**<a name="line.114"></a>
+<span class="sourceLineNo">115</span>   * The last flushed sequence id for a region.<a name="line.115"></a>
+<span class="sourceLineNo">116</span>   */<a name="line.116"></a>
+<span class="sourceLineNo">117</span>  private final ConcurrentNavigableMap&lt;byte[], Long&gt; flushedSequenceIdByRegion =<a name="line.117"></a>
+<span class="sourceLineNo">118</span>    new ConcurrentSkipListMap&lt;&gt;(Bytes.BYTES_COMPARATOR);<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>   * The last flushed sequence id for a store in a region.<a name="line.121"></a>
+<span class="sourceLineNo">122</span>   */<a name="line.122"></a>
+<span class="sourceLineNo">123</span>  private final ConcurrentNavigableMap&lt;byte[], ConcurrentNavigableMap&lt;byte[], Long&gt;&gt;<a name="line.123"></a>
+<span class="sourceLineNo">124</span>    storeFlushedSequenceIdsByRegion = new ConcurrentSkipListMap&lt;&gt;(Bytes.BYTES_COMPARATOR);<a name="line.124"></a>
+<span class="sourceLineNo">125</span><a name="line.125"></a>
+<span class="sourceLineNo">126</span>  /** Map of registered servers to their current load */<a name="line.126"></a>
+<span class="sourceLineNo">127</span>  private final ConcurrentNavigableMap&lt;ServerName, ServerLoad&gt; onlineServers = new ConcurrentSkipListMap&lt;&gt;();<a name="line.127"></a>
 <span class="sourceLineNo">128</span><a name="line.128"></a>
-<span class="sourceLineNo">129</span>  /** Map of registered servers to their current load */<a name="line.129"></a>
-<span class="sourceLineNo">130</span>  private final ConcurrentNavigableMap&lt;ServerName, ServerLoad&gt; onlineServers = new ConcurrentSkipListMap&lt;&gt;();<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>   * Map of admin interfaces per registered regionserver; these interfaces we use to control<a name="line.133"></a>
-<span class="sourceLineNo">134</span>   * regionservers out on the cluster<a name="line.134"></a>
-<span class="sourceLineNo">135</span>   */<a name="line.135"></a>
-<span class="sourceLineNo">136</span>  private final Map&lt;ServerName, AdminService.BlockingInterface&gt; rsAdmins = new HashMap&lt;&gt;();<a name="line.136"></a>
+<span class="sourceLineNo">129</span>  /**<a name="line.129"></a>
+<span class="sourceLineNo">130</span>   * Map of admin interfaces per registered regionserver; these interfaces we use to control<a name="line.130"></a>
+<span class="sourceLineNo">131</span>   * regionservers out on the cluster<a name="line.131"></a>
+<span class="sourceLineNo">132</span>   */<a name="line.132"></a>
+<span class="sourceLineNo">133</span>  private final Map&lt;ServerName, AdminService.BlockingInterface&gt; rsAdmins = new HashMap&lt;&gt;();<a name="line.133"></a>
+<span class="sourceLineNo">134</span><a name="line.134"></a>
+<span class="sourceLineNo">135</span>  /** List of region servers that should not get any more new regions. */<a name="line.135"></a>
+<span class="sourceLineNo">136</span>  private final ArrayList&lt;ServerName&gt; drainingServers = new ArrayList&lt;&gt;();<a name="line.136"></a>
 <span class="sourceLineNo">137</span><a name="line.137"></a>
-<span class="sourceLineNo">138</span>  /** List of region servers that should not get any more new regions. */<a name="line.138"></a>
-<span class="sourceLineNo">139</span>  private final ArrayList&lt;ServerName&gt; drainingServers = new ArrayList&lt;&gt;();<a name="line.139"></a>
+<span class="sourceLineNo">138</span>  private final MasterServices master;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>  private final ClusterConnection connection;<a name="line.139"></a>
 <span class="sourceLineNo">140</span><a name="line.140"></a>
-<span class="sourceLineNo">141</span>  private final MasterServices master;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>  private final ClusterConnection connection;<a name="line.142"></a>
-<span class="sourceLineNo">143</span><a name="line.143"></a>
-<span class="sourceLineNo">144</span>  private final DeadServer deadservers = new DeadServer();<a name="line.144"></a>
+<span class="sourceLineNo">141</span>  private final DeadServer deadservers = new DeadServer();<a name="line.141"></a>
+<span class="sourceLineNo">142</span><a name="line.142"></a>
+<span class="sourceLineNo">143</span>  private final long maxSkew;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>  private final long warningSkew;<a name="line.144"></a>
 <span class="sourceLineNo">145</span><a name="line.145"></a>
-<span class="sourceLineNo">146</span>  private final long maxSkew;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>  private final long warningSkew;<a name="line.147"></a>
-<span class="sourceLineNo">148</span><a name="line.148"></a>
-<span class="sourceLineNo">149</span>  private final RpcControllerFactory rpcControllerFactory;<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>   * Set of region servers which are dead but not processed immediately. If one<a name="line.152"></a>
-<span class="sourceLineNo">153</span>   * server died before master enables ServerShutdownHandler, the server will be<a name="line.153"></a>
-<span class="sourceLineNo">154</span>   * added to this set and will be processed through calling<a name="line.154"></a>
-<span class="sourceLineNo">155</span>   * {@link ServerManager#processQueuedDeadServers()} by master.<a name="line.155"></a>
-<span class="sourceLineNo">156</span>   * &lt;p&gt;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>   * A dead server is a server instance known to be dead, not listed in the /hbase/rs<a name="line.157"></a>
-<span class="sourceLineNo">158</span>   * znode any more. It may have not been submitted to ServerShutdownHandler yet<a name="line.158"></a>
-<span class="sourceLineNo">159</span>   * because the handler is not enabled.<a name="line.159"></a>
+<span class="sourceLineNo">146</span>  private final RpcControllerFactory rpcControllerFactory;<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>   * Set of region servers which are dead but not processed immediately. If one<a name="line.149"></a>
+<span class="sourceLineNo">150</span>   * server died before master enables ServerShutdownHandler, the server will be<a name="line.150"></a>
+<span class="sourceLineNo">151</span>   * added to this set and will be processed through calling<a name="line.151"></a>
+<span class="sourceLineNo">152</span>   * {@link ServerManager#processQueuedDeadServers()} by master.<a name="line.152"></a>
+<span class="sourceLineNo">153</span>   * &lt;p&gt;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>   * A dead server is a server instance known to be dead, not listed in the /hbase/rs<a name="line.154"></a>
+<span class="sourceLineNo">155</span>   * znode any more. It may have not been submitted to ServerShutdownHandler yet<a name="line.155"></a>
+<span class="sourceLineNo">156</span>   * because the handler is not enabled.<a name="line.156"></a>
+<span class="sourceLineNo">157</span>   * &lt;p&gt;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>   * A dead server, which has been submitted to ServerShutdownHandler while the<a name="line.158"></a>
+<span class="sourceLineNo">159</span>   * handler is not enabled, is queued up.<a name="line.159"></a>
 <span class="sourceLineNo">160</span>   * &lt;p&gt;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>   * A dead server, which has been submitted to ServerShutdownHandler while the<a name="line.161"></a>
-<span class="sourceLineNo">162</span>   * handler is not enabled, is queued up.<a name="line.162"></a>
-<span class="sourceLineNo">163</span>   * &lt;p&gt;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>   * So this is a set of region servers known to be dead but not submitted to<a name="line.164"></a>
-<span class="sourceLineNo">165</span>   * ServerShutdownHandler for processing yet.<a name="line.165"></a>
-<span class="sourceLineNo">166</span>   */<a name="line.166"></a>
-<span class="sourceLineNo">167</span>  private Set&lt;ServerName&gt; queuedDeadServers = new HashSet&lt;&gt;();<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>   * Set of region servers which are dead and submitted to ServerShutdownHandler to process but not<a name="line.170"></a>
-<span class="sourceLineNo">171</span>   * fully processed immediately.<a name="line.171"></a>
-<span class="sourceLineNo">172</span>   * &lt;p&gt;<a name="line.172"></a>
-<span class="sourceLineNo">173</span>   * If one server died before assignment manager finished the failover cleanup, the server will be<a name="line.173"></a>
-<span class="sourceLineNo">174</span>   * added to this set and will be processed through calling<a name="line.174"></a>
-<span class="sourceLineNo">175</span>   * {@link ServerManager#processQueuedDeadServers()} by assignment manager.<a name="line.175"></a>
-<span class="sourceLineNo">176</span>   * &lt;p&gt;<a name="line.176"></a>
-<span class="sourceLineNo">177</span>   * The Boolean value indicates whether log split is needed inside ServerShutdownHandler<a name="line.177"></a>
-<span class="sourceLineNo">178</span>   * &lt;p&gt;<a name="line.178"></a>
-<span class="sourceLineNo">179</span>   * ServerShutdownHandler processes a dead server submitted to the handler after the handler is<a name="line.179"></a>
-<span class="sourceLineNo">180</span>   * enabled. It may not be able to complete the processing because meta is not yet online or master<a name="line.180"></a>
-<span class="sourceLineNo">181</span>   * is currently in startup mode. In this case, the dead server will be parked in this set<a name="line.181"></a>
-<span class="sourceLineNo">182</span>   * temporarily.<a name="line.182"></a>
-<span class="sourceLineNo">183</span>   */<a name="line.183"></a>
-<span class="sourceLineNo">184</span>  private Map&lt;ServerName, Boolean&gt; requeuedDeadServers = new ConcurrentHashMap&lt;&gt;();<a name="line.184"></a>
+<span class="sourceLineNo">161</span>   * So this is a set of region servers known to be dead but not submitted to<a name="line.161"></a>
+<span class="sourceLineNo">162</span>   * ServerShutdownHandler for processing yet.<a name="line.162"></a>
+<span class="sourceLineNo">163</span>   */<a name="line.163"></a>
+<span class="sourceLineNo">164</span>  private Set&lt;ServerName&gt; queuedDeadServers = new HashSet&lt;&gt;();<a name="line.164"></a>
+<span class="sourceLineNo">165</span><a name="line.165"></a>
+<span class="sourceLineNo">166</span>  /**<a name="line.166"></a>
+<span class="sourceLineNo">167</span>   * Set of region servers which are dead and submitted to ServerShutdownHandler to process but not<a name="line.167"></a>
+<span class="sourceLineNo">168</span>   * fully processed immediately.<a name="line.168"></a>
+<span class="sourceLineNo">169</span>   * &lt;p&gt;<a name="line.169"></a>
+<span class="sourceLineNo">170</span>   * If one server died before assignment manager finished the failover cleanup, the server will be<a name="line.170"></a>
+<span class="sourceLineNo">171</span>   * added to this set and will be processed through calling<a name="line.171"></a>
+<span class="sourceLineNo">172</span>   * {@link ServerManager#processQueuedDeadServers()} by assignment manager.<a name="line.172"></a>
+<span class="sourceLineNo">173</span>   * &lt;p&gt;<a name="line.173"></a>
+<span class="sourceLineNo">174</span>   * The Boolean value indicates whether log split is needed inside ServerShutdownHandler<a name="line.174"></a>
+<span class="sourceLineNo">175</span>   * &lt;p&gt;<a name="line.175"></a>
+<span class="sourceLineNo">176</span>   * ServerShutdownHandler processes a dead server submitted to the handler after the handler is<a name="line.176"></a>
+<span class="sourceLineNo">177</span>   * enabled. It may not be able to complete the processing because meta is not yet online or master<a name="line.177"></a>
+<span class="sourceLineNo">178</span>   * is currently in startup mode. In this case, the dead server will be parked in this set<a name="line.178"></a>
+<span class="sourceLineNo">179</span>   * temporarily.<a name="line.179"></a>
+<span class="sourceLineNo">180</span>   */<a name="line.180"></a>
+<span class="sourceLineNo">181</span>  private Map&lt;ServerName, Boolean&gt; requeuedDeadServers = new ConcurrentHashMap&lt;&gt;();<a name="line.181"></a>
+<span class="sourceLineNo">182</span><a name="line.182"></a>
+<span class="sourceLineNo">183</span>  /** Listeners that are called on server events. */<a name="line.183"></a>
+<span class="sourceLineNo">184</span>  private List&lt;ServerListener&gt; listeners = new CopyOnWriteArrayList&lt;&gt;();<a name="line.184"></a>
 <span class="sourceLineNo">185</span><a name="line.185"></a>
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-<span class="sourceLineN

<TRUNCATED>

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