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title="Enum ClusterMetrics.Option" class="title">Enum ClusterMetrics.Option</h2> +</div> +<div class="contentContainer"> +<ul class="inheritance"> +<li><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true"; title="class or interface in java.lang">java.lang.Object</a></li> +<li> +<ul class="inheritance"> +<li><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true"; title="class or interface in java.lang">java.lang.Enum</a><<a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html" title="enum in org.apache.hadoop.hbase">ClusterMetrics.Option</a>></li> +<li> +<ul class="inheritance"> +<li>org.apache.hadoop.hbase.ClusterMetrics.Option</li> +</ul> +</li> +</ul> +</li> +</ul> +<div class="description"> +<ul class="blockList"> +<li class="blockList"> +<dl> +<dt>All Implemented Interfaces:</dt> +<dd><a href="http://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true"; title="class or interface in java.io">Serializable</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true"; title="class or interface in java.lang">Comparable</a><<a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html" title="enum in org.apache.hadoop.hbase">ClusterMetrics.Option</a>></dd> +</dl> +<dl> +<dt>Enclosing interface:</dt> +<dd><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html" title="interface in org.apache.hadoop.hbase">ClusterMetrics</a></dd> +</dl> +<hr> +<br> +<pre>public static enum <a href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.html#line.156">ClusterMetrics.Option</a> +extends <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true"; title="class or interface in java.lang">Enum</a><<a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html" title="enum in org.apache.hadoop.hbase">ClusterMetrics.Option</a>></pre> +<div class="block">Kinds of 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href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html#BALANCER_ON">BALANCER_ON</a></span></code> +<div class="block">metrics about balancer is on or not</div> +</td> +</tr> +<tr class="altColor"> +<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html#CLUSTER_ID">CLUSTER_ID</a></span></code> +<div class="block">metrics about cluster id</div> +</td> +</tr> +<tr class="rowColor"> +<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html#DEAD_SERVERS">DEAD_SERVERS</a></span></code> +<div class="block">metrics about dead region servers</div> +</td> +</tr> +<tr class="altColor"> +<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html#HBASE_VERSION">HBASE_VERSION</a></span></code> +<div class="block">metrics about hbase version</div> +</td> +</tr> +<tr class="rowColor"> +<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html#LIVE_SERVERS">LIVE_SERVERS</a></span></code> +<div class="block">metrics about live region servers</div> +</td> +</tr> +<tr class="altColor"> +<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html#MASTER">MASTER</a></span></code> +<div class="block">metrics about master name</div> +</td> +</tr> +<tr class="rowColor"> +<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html#MASTER_COPROCESSORS">MASTER_COPROCESSORS</a></span></code> +<div class="block">metrics about master coprocessors</div> +</td> +</tr> +<tr class="altColor"> +<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html#MASTER_INFO_PORT">MASTER_INFO_PORT</a></span></code> +<div 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href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.Option.html#line.192">REGIONS_IN_TRANSITION</a></pre> +<div class="block">metrics about regions in transition</div> +</li> +</ul> +<a name="MASTER_INFO_PORT"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>MASTER_INFO_PORT</h4> +<pre>public static final <a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html" title="enum in org.apache.hadoop.hbase">ClusterMetrics.Option</a> <a href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.Option.html#line.196">MASTER_INFO_PORT</a></pre> +<div class="block">metrics info port</div> +</li> +</ul> +</li> +</ul> +<!-- ============ METHOD DETAIL ========== --> +<ul class="blockList"> +<li class="blockList"><a name="method.detail"> +<!-- --> +</a> +<h3>Method Detail</h3> +<a name="values--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>values</h4> +<pre>public static <a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html" title="enum in org.apache.hadoop.hbase">ClusterMetrics.Option</a>[] <a href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.Option.html#line.4">values</a>()</pre> +<div class="block">Returns an array containing the constants of this enum type, in +the order they are declared. This method may be used to iterate +over the constants as follows: +<pre> +for (ClusterMetrics.Option c : ClusterMetrics.Option.values()) + System.out.println(c); +</pre></div> +<dl> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>an array containing the constants of this enum type, in the order they are declared</dd> +</dl> +</li> +</ul> +<a name="valueOf-java.lang.String-"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>valueOf</h4> +<pre>public static <a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html" title="enum in org.apache.hadoop.hbase">ClusterMetrics.Option</a> <a href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.Option.html#line.4">valueOf</a>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true"; title="class or interface in java.lang">String</a> name)</pre> +<div class="block">Returns the enum constant of this type with the specified name. +The string must match <i>exactly</i> an identifier used to declare an +enum constant in this type. (Extraneous whitespace characters are +not permitted.)</div> +<dl> +<dt><span class="paramLabel">Parameters:</span></dt> +<dd><code>name</code> - the name of the enum constant to be returned.</dd> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>the enum constant with the specified name</dd> +<dt><span class="throwsLabel">Throws:</span></dt> +<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true"; title="class or interface in java.lang">IllegalArgumentException</a></code> - if this enum type has no constant with the specified name</dd> +<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/NullPointerException.html?is-external=true"; title="class or interface in java.lang">NullPointerException</a></code> - if the argument is null</dd> +</dl> +</li> +</ul> +</li> +</ul> +</li> +</ul> +</div> +</div> +<!-- ========= END OF CLASS DATA ========= --> +<!-- ======= START OF BOTTOM NAVBAR ====== --> +<div class="bottomNav"><a name="navbar.bottom"> +<!-- --> +</a> +<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> +<a name="navbar.bottom.firstrow"> +<!-- --> +</a> +<ul class="navList" title="Navigation"> +<li><a href="../../../../overview-summary.html">Overview</a></li> +<li><a href="package-summary.html">Package</a></li> +<li class="navBarCell1Rev">Class</li> +<li><a href="class-use/ClusterMetrics.Option.html">Use</a></li> +<li><a href="package-tree.html">Tree</a></li> +<li><a href="../../../../deprecated-list.html">Deprecated</a></li> +<li><a href="../../../../index-all.html">Index</a></li> +<li><a href="../../../../help-doc.html">Help</a></li> +</ul> +</div> +<div class="subNav"> +<ul class="navList"> +<li><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html" title="interface in org.apache.hadoop.hbase"><span class="typeNameLink">Prev Class</span></a></li> +<li><a href="../../../../org/apache/hadoop/hbase/ClusterMetricsBuilder.html" title="class in org.apache.hadoop.hbase"><span class="typeNameLink">Next Class</span></a></li> +</ul> +<ul class="navList"> +<li><a href="../../../../index.html?org/apache/hadoop/hbase/ClusterMetrics.Option.html" target="_top">Frames</a></li> +<li><a href="ClusterMetrics.Option.html" target="_top">No Frames</a></li> +</ul> +<ul class="navList" id="allclasses_navbar_bottom"> +<li><a href="../../../../allclasses-noframe.html">All Classes</a></li> +</ul> +<div> +<script type="text/javascript"><!-- + allClassesLink = document.getElementById("allclasses_navbar_bottom"); + if(window==top) { + allClassesLink.style.display = "block"; + } + else { + allClassesLink.style.display = "none"; + } + //--> +</script> +</div> +<div> +<ul class="subNavList"> +<li>Summary: </li> +<li>Nested | </li> +<li><a href="#enum.constant.summary">Enum Constants</a> | </li> +<li>Field | </li> +<li><a href="#method.summary">Method</a></li> +</ul> +<ul class="subNavList"> +<li>Detail: </li> +<li><a href="#enum.constant.detail">Enum Constants</a> | </li> +<li>Field | </li> +<li><a href="#method.detail">Method</a></li> +</ul> +</div> +<a name="skip.navbar.bottom"> +<!-- --> +</a></div> +<!-- ======== END OF BOTTOM NAVBAR ======= --> +<p class="legalCopy"><small>Copyright © 2007–2017 <a href="https://www.apache.org/";>The Apache Software Foundation</a>. 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+ if(window==top) { + allClassesLink.style.display = "block"; + } + else { + allClassesLink.style.display = "none"; + } + //--> +</script> +</div> +<div> +<ul class="subNavList"> +<li>Summary: </li> +<li><a href="#nested.class.summary">Nested</a> | </li> +<li>Field | </li> +<li>Constr | </li> +<li><a href="#method.summary">Method</a></li> +</ul> +<ul class="subNavList"> +<li>Detail: </li> +<li>Field | </li> +<li>Constr | </li> +<li><a href="#method.detail">Method</a></li> +</ul> +</div> +<a name="skip.navbar.top"> +<!-- --> +</a></div> +<!-- ========= END OF TOP NAVBAR ========= --> +<!-- ======== START OF CLASS DATA ======== --> +<div class="header"> +<div class="subTitle">org.apache.hadoop.hbase</div> +<h2 title="Interface ClusterMetrics" class="title">Interface ClusterMetrics</h2> +</div> +<div class="contentContainer"> +<div class="description"> +<ul class="blockList"> +<li class="blockList"> +<dl> +<dt>All Known Implementing Classes:</dt> +<dd><a href="../../../../org/apache/hadoop/hbase/ClusterMetricsBuilder.ClusterMetricsImpl.html" title="class in org.apache.hadoop.hbase">ClusterMetricsBuilder.ClusterMetricsImpl</a>, <a href="../../../../org/apache/hadoop/hbase/ClusterStatus.html" title="class in org.apache.hadoop.hbase">ClusterStatus</a></dd> +</dl> +<hr> +<br> +<pre>@InterfaceAudience.Public +public interface <a href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.html#line.67">ClusterMetrics</a></pre> +<div class="block">Metrics information on the HBase cluster. + <p> + <tt>ClusterMetrics</tt> provides clients with information such as: + <ul> + <li>The count and names of region servers in the cluster.</li> + <li>The count and names of dead region servers in the cluster.</li> + <li>The name of the active master for the cluster.</li> + <li>The name(s) of the backup master(s) for the cluster, if they exist.</li> + <li>The average cluster load.</li> + <li>The number of regions deployed on the cluster.</li> + <li>The number of requests since last report.</li> + <li>Detailed region server loading and resource usage information, + per server and per region.</li> + <li>Regions in transition at master</li> + <li>The unique cluster ID</li> + </ul> + <tt><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html" title="enum in org.apache.hadoop.hbase"><code>ClusterMetrics.Option</code></a></tt> provides a way to get desired ClusterStatus information. + The following codes will get all the cluster information. + <pre> + <code> + // Original version still works + Admin admin = connection.getAdmin(); + ClusterMetrics metrics = admin.getClusterStatus(); + // or below, a new version which has the same effects + ClusterMetrics metrics = admin.getClusterStatus(EnumSet.allOf(Option.class)); + </code> + </pre> + If information about live servers is the only wanted. + then codes in the following way: + <pre> + <code> + Admin admin = connection.getAdmin(); + ClusterMetrics metrics = admin.getClusterStatus(EnumSet.of(Option.LIVE_SERVERS)); + </code> + </pre></div> +</li> +</ul> +</div> +<div class="summary"> +<ul class="blockList"> +<li class="blockList"> +<!-- ======== NESTED CLASS SUMMARY ======== --> +<ul class="blockList"> +<li class="blockList"><a name="nested.class.summary"> +<!-- --> +</a> +<h3>Nested Class Summary</h3> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Nested Class Summary table, listing nested classes, and an explanation"> +<caption><span>Nested Classes</span><span class="tabEnd"> </span></caption> +<tr> +<th class="colFirst" scope="col">Modifier and Type</th> +<th class="colLast" scope="col">Interface and Description</th> +</tr> +<tr class="altColor"> +<td class="colFirst"><code>static class </code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.Option.html" title="enum in org.apache.hadoop.hbase">ClusterMetrics.Option</a></span></code> +<div class="block">Kinds of ClusterMetrics</div> +</td> +</tr> +</table> +</li> +</ul> +<!-- ========== METHOD SUMMARY =========== --> +<ul class="blockList"> +<li class="blockList"><a name="method.summary"> +<!-- --> +</a> +<h3>Method Summary</h3> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> +<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span><span id="t5" class="tableTab"><span><a href="javascript:show(16);">Default Methods</a></span><span class="tabEnd"> </span></span></caption> +<tr> +<th class="colFirst" scope="col">Modifier and Type</th> +<th class="colLast" scope="col">Method and Description</th> +</tr> +<tr id="i0" class="altColor"> +<td class="colFirst"><code>default double</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getAverageLoad--">getAverageLoad</a></span>()</code> </td> +</tr> +<tr id="i1" class="rowColor"> +<td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true"; title="class or interface in java.util">List</a><<a href="../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getBackupMasterNames--">getBackupMasterNames</a></span>()</code> </td> +</tr> +<tr id="i2" class="altColor"> +<td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Boolean.html?is-external=true"; title="class or interface in java.lang">Boolean</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getBalancerOn--">getBalancerOn</a></span>()</code> </td> +</tr> +<tr id="i3" class="rowColor"> +<td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true"; title="class or interface in java.lang">String</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getClusterId--">getClusterId</a></span>()</code> </td> +</tr> +<tr id="i4" class="altColor"> +<td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true"; title="class or interface in java.util">List</a><<a href="../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getDeadServerNames--">getDeadServerNames</a></span>()</code> </td> +</tr> +<tr id="i5" class="rowColor"> +<td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true"; title="class or interface in java.lang">String</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getHBaseVersion--">getHBaseVersion</a></span>()</code> </td> +</tr> +<tr id="i6" class="altColor"> +<td class="colFirst"><code>default long</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getLastMajorCompactionTimestamp-byte:A-">getLastMajorCompactionTimestamp</a></span>(byte[] regionName)</code> </td> +</tr> +<tr id="i7" class="rowColor"> +<td class="colFirst"><code>default long</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getLastMajorCompactionTimestamp-org.apache.hadoop.hbase.TableName-">getLastMajorCompactionTimestamp</a></span>(<a href="../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> table)</code> </td> +</tr> +<tr id="i8" class="altColor"> +<td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true"; title="class or interface in java.util">Map</a><<a href="../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>,<a href="../../../../org/apache/hadoop/hbase/ServerMetrics.html" title="interface in org.apache.hadoop.hbase">ServerMetrics</a>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getLiveServerMetrics--">getLiveServerMetrics</a></span>()</code> </td> +</tr> +<tr id="i9" class="rowColor"> +<td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true"; title="class or interface in java.util">List</a><<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true"; title="class or interface in java.lang">String</a>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getMasterCoprocessorNames--">getMasterCoprocessorNames</a></span>()</code> </td> +</tr> +<tr id="i10" class="altColor"> +<td class="colFirst"><code>int</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getMasterInfoPort--">getMasterInfoPort</a></span>()</code> </td> +</tr> +<tr id="i11" class="rowColor"> +<td class="colFirst"><code><a href="../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getMasterName--">getMasterName</a></span>()</code> +<div class="block">Returns detailed information about the current master <a href="../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase"><code>ServerName</code></a>.</div> +</td> +</tr> +<tr id="i12" class="altColor"> +<td class="colFirst"><code>default int</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getRegionCount--">getRegionCount</a></span>()</code> </td> +</tr> +<tr id="i13" class="rowColor"> +<td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true"; title="class or interface in java.util">List</a><<a href="../../../../org/apache/hadoop/hbase/master/RegionState.html" title="class in org.apache.hadoop.hbase.master">RegionState</a>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getRegionStatesInTransition--">getRegionStatesInTransition</a></span>()</code> </td> +</tr> +<tr id="i14" class="altColor"> +<td class="colFirst"><code>default long</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/hadoop/hbase/ClusterMetrics.html#getRequestCount--">getRequestCount</a></span>()</code> </td> +</tr> +</table> +</li> +</ul> +</li> +</ul> +</div> +<div class="details"> +<ul class="blockList"> +<li class="blockList"> +<!-- ============ METHOD DETAIL ========== --> +<ul class="blockList"> +<li class="blockList"><a name="method.detail"> +<!-- --> +</a> +<h3>Method Detail</h3> +<a name="getHBaseVersion--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>getHBaseVersion</h4> +<pre>@Nullable +<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true"; title="class or interface in java.lang">String</a> <a href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.html#line.73">getHBaseVersion</a>()</pre> +<dl> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>the HBase version string as reported by the HMaster</dd> +</dl> +</li> +</ul> +<a name="getDeadServerNames--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>getDeadServerNames</h4> +<pre><a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true"; title="class or interface in java.util">List</a><<a href="../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>> <a href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.html#line.78">getDeadServerNames</a>()</pre> +<dl> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>the names of region servers on the dead list</dd> +</dl> +</li> +</ul> +<a name="getLiveServerMetrics--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>getLiveServerMetrics</h4> +<pre><a href="http://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true"; title="class or interface in java.util">Map</a><<a href="../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>,<a href="../../../../org/apache/hadoop/hbase/ServerMetrics.html" title="interface in org.apache.hadoop.hbase">ServerMetrics</a>> <a href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.html#line.83">getLiveServerMetrics</a>()</pre> +<dl> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>the names of region servers on the live list</dd> +</dl> +</li> +</ul> +<a name="getRegionCount--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>getRegionCount</h4> +<pre>default int <a href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.html#line.88">getRegionCount</a>()</pre> +<dl> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>the number of regions deployed on the cluster</dd> +</dl> +</li> +</ul> +<a name="getRequestCount--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>getRequestCount</h4> +<pre>default long <a href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.html#line.96">getRequestCount</a>()</pre> +<dl> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>the number of requests since last report</dd> +</dl> +</li> +</ul> +<a name="getMasterName--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>getMasterName</h4> +<pre>@Nullable +<a href="../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> <a href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.html#line.107">getMasterName</a>()</pre> +<div class="block">Returns detailed information about the current master <a href="../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase"><code>ServerName</code></a>.</div> +<dl> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>current master information if it exists</dd> +</dl> +</li> +</ul> +<a name="getBackupMasterNames--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>getBackupMasterNames</h4> +<pre><a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true"; title="class or interface in java.util">List</a><<a href="../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>> <a href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.html#line.112">getBackupMasterNames</a>()</pre> +<dl> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>the names of backup masters</dd> +</dl> +</li> +</ul> +<a name="getRegionStatesInTransition--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>getRegionStatesInTransition</h4> +<pre>@InterfaceAudience.Private +<a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true"; title="class or interface in java.util">List</a><<a href="../../../../org/apache/hadoop/hbase/master/RegionState.html" title="class in org.apache.hadoop.hbase.master">RegionState</a>> <a href="../../../../src-html/org/apache/hadoop/hbase/ClusterMetrics.html#line.115">getRegionStatesInTransition</a>()</pre> +</li> +</ul> +<a name="getClusterId--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>getClusterId</h4> +<pre>@Nullable +<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true"; 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