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| <li>Summary: </li> |
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| <div class="subTitle">org.apache.hadoop.hbase.master.balancer</div> |
| <h2 title="Class LoadBalancerPerformanceEvaluation" class="title">Class LoadBalancerPerformanceEvaluation</h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li><a href="https://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>org.apache.hadoop.hbase.util.AbstractHBaseTool</li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.hadoop.hbase.master.balancer.LoadBalancerPerformanceEvaluation</li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <div class="description"> |
| <ul class="blockList"> |
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| <dl> |
| <dt>All Implemented Interfaces:</dt> |
| <dd>org.apache.hadoop.conf.Configurable, org.apache.hadoop.util.Tool</dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>@InterfaceAudience.LimitedPrivate(value="Tools") |
| public class <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#line.56">LoadBalancerPerformanceEvaluation</a> |
| extends org.apache.hadoop.hbase.util.AbstractHBaseTool</pre> |
| <div class="block">Tool to test performance of different <code>LoadBalancer</code> |
| implementations. |
| Example command: |
| $ bin/hbase org.apache.hadoop.hbase.master.balancer.LoadBalancerPerformanceEvaluation |
| -regions 1000 -servers 100 |
| -load_balancer org.apache.hadoop.hbase.master.balancer.SimpleLoadBalancer</div> |
| </li> |
| </ul> |
| </div> |
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| <h3>Nested Class Summary</h3> |
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| <!-- --> |
| </a> |
| <h3>Nested classes/interfaces inherited from class org.apache.hadoop.hbase.util.AbstractHBaseTool</h3> |
| <code>org.apache.hadoop.hbase.util.AbstractHBaseTool.OptionsOrderComparator</code></li> |
| </ul> |
| </li> |
| </ul> |
| <!-- =========== FIELD SUMMARY =========== --> |
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| </a> |
| <h3>Field Summary</h3> |
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| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private static <a href="https://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/master/balancer/LoadBalancerPerformanceEvaluation.html#DEFAULT_LOAD_BALANCER">DEFAULT_LOAD_BALANCER</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#DEFAULT_NUM_REGIONS">DEFAULT_NUM_REGIONS</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#DEFAULT_NUM_SERVERS">DEFAULT_NUM_SERVERS</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private static org.apache.hbase.thirdparty.org.apache.commons.cli.Option</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#LOAD_BALANCER_OPT">LOAD_BALANCER_OPT</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private org.apache.hadoop.hbase.master.LoadBalancer</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#loadBalancer">loadBalancer</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><?></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#loadBalancerClazz">loadBalancerClazz</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://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/master/balancer/LoadBalancerPerformanceEvaluation.html#loadBalancerType">loadBalancerType</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private static org.slf4j.Logger</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#LOG">LOG</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private static org.apache.hbase.thirdparty.org.apache.commons.cli.Option</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#NUM_REGIONS_OPT">NUM_REGIONS_OPT</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private static org.apache.hbase.thirdparty.org.apache.commons.cli.Option</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#NUM_SERVERS_OPT">NUM_SERVERS_OPT</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#numRegions">numRegions</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#numServers">numServers</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><org.apache.hadoop.hbase.client.RegionInfo></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#regions">regions</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><org.apache.hadoop.hbase.client.RegionInfo,org.apache.hadoop.hbase.ServerName></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#regionServerMap">regionServerMap</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><org.apache.hadoop.hbase.ServerName,<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><org.apache.hadoop.hbase.client.RegionInfo>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#serverRegionMap">serverRegionMap</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><org.apache.hadoop.hbase.ServerName></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#servers">servers</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected static <a href="../../../../../../org/apache/hadoop/hbase/HBaseCommonTestingUtility.html" title="class in org.apache.hadoop.hbase">HBaseCommonTestingUtility</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#UTIL">UTIL</a></span></code> </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="fields.inherited.from.class.org.apache.hadoop.hbase.util.AbstractHBaseTool"> |
| <!-- --> |
| </a> |
| <h3>Fields inherited from class org.apache.hadoop.hbase.util.AbstractHBaseTool</h3> |
| <code>cmdLineArgs, conf, EXIT_FAILURE, EXIT_SUCCESS, LONG_HELP_OPTION, options, SHORT_HELP_OPTION</code></li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
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| <!-- --> |
| </a> |
| <h3>Constructor Summary</h3> |
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| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
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| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#LoadBalancerPerformanceEvaluation--">LoadBalancerPerformanceEvaluation</a></span>()</code> </td> |
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| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></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="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete 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>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#addOptions--">addOptions</a></span>()</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>protected int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#doWork--">doWork</a></span>()</code> </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>private <a href="https://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/master/balancer/LoadBalancerPerformanceEvaluation.html#formatResults-java.lang.String-long-">formatResults</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> methodName, |
| long timeMillis)</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#generateRegionsAndServers--">generateRegionsAndServers</a></span>()</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#main-java.lang.String:A-">main</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[] args)</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#processOptions-org.apache.hbase.thirdparty.org.apache.commons.cli.CommandLine-">processOptions</a></span>(org.apache.hbase.thirdparty.org.apache.commons.cli.CommandLine cmd)</code> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#setupConf--">setupConf</a></span>()</code> </td> |
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| </a> |
| <h3>Methods inherited from class org.apache.hadoop.hbase.util.AbstractHBaseTool</h3> |
| <code>addOption, addOptNoArg, addOptNoArg, addOptWithArg, addOptWithArg, addRequiredOption, addRequiredOptWithArg, addRequiredOptWithArg, doStaticMain, getConf, getOptionAsDouble, getOptionAsInt, getOptionAsLong, newParser, parseArgs, parseInt, parseLong, printUsage, printUsage, processOldArgs, run, setConf</code></li> |
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| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
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| <h3>Field Detail</h3> |
| <a name="LOG"> |
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| <h4>LOG</h4> |
| <pre>private static final org.slf4j.Logger <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#line.57">LOG</a></pre> |
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| <h4>UTIL</h4> |
| <pre>protected static final <a href="../../../../../../org/apache/hadoop/hbase/HBaseCommonTestingUtility.html" title="class in org.apache.hadoop.hbase">HBaseCommonTestingUtility</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#line.60">UTIL</a></pre> |
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| <a name="DEFAULT_NUM_REGIONS"> |
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| <h4>DEFAULT_NUM_REGIONS</h4> |
| <pre>private static final int <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/balancer/LoadBalancerPerformanceEvaluation.html#line.62">DEFAULT_NUM_REGIONS</a></pre> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../../constant-values.html#org.apache.hadoop.hbase.master.balancer.LoadBalancerPerformanceEvaluation.DEFAULT_NUM_REGIONS">Constant Field Values</a></dd> |
| </dl> |
| </li> |
| </ul> |
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