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| <h2 title="Uses of Class org.apache.hadoop.hbase.master.balancer.CostFunction" class="title">Uses of Class<br>org.apache.hadoop.hbase.master.balancer.CostFunction</h2> |
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| <caption><span>Packages that use <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Package</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="#org.apache.hadoop.hbase.master.balancer">org.apache.hadoop.hbase.master.balancer</a></td> |
| <td class="colLast"> </td> |
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| </tbody> |
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| </li> |
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| <li class="blockList"><a name="org.apache.hadoop.hbase.master.balancer"> |
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| <h3>Uses of <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a> in <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/package-summary.html">org.apache.hadoop.hbase.master.balancer</a></h3> |
| <table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing subclasses, and an explanation"> |
| <caption><span>Subclasses of <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a> in <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/package-summary.html">org.apache.hadoop.hbase.master.balancer</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Class and Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFromRegionLoadAsRateFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFromRegionLoadAsRateFunction</a></span></code> |
| <div class="block">Class to be used for the subset of RegionLoad costs that should be treated as rates.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFromRegionLoadFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFromRegionLoadFunction</a></span></code> |
| <div class="block">Base class the allows writing costs functions from rolling average of some number from |
| RegionLoad.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CPRequestCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CPRequestCostFunction</a></span></code> |
| <div class="block">Compute the cost of total number of coprocessor requests The more unbalanced the higher the |
| computed cost will be.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/HeterogeneousRegionCountCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">HeterogeneousRegionCountCostFunction</a></span></code> |
| <div class="block">This is an optional Cost function designed to allow region count skew across RegionServers.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/LocalityBasedCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">LocalityBasedCostFunction</a></span></code> |
| <div class="block">Compute a cost of a potential cluster configuration based upon where |
| <a href="../../../../../../../org/apache/hadoop/hbase/regionserver/HStoreFile.html" title="class in org.apache.hadoop.hbase.regionserver"><code>HStoreFile</code></a>s are located.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/MemStoreSizeCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">MemStoreSizeCostFunction</a></span></code> |
| <div class="block">Compute the cost of total memstore size.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/MoveCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">MoveCostFunction</a></span></code> |
| <div class="block">Given the starting state of the regions and a potential ending state compute cost based upon the |
| number of regions that have moved.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/PrimaryRegionCountSkewCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">PrimaryRegionCountSkewCostFunction</a></span></code> |
| <div class="block">Compute the cost of a potential cluster state from skew in number of primary regions on a |
| cluster.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/RackLocalityCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">RackLocalityCostFunction</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/ReadRequestCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">ReadRequestCostFunction</a></span></code> |
| <div class="block">Compute the cost of total number of read requests The more unbalanced the higher the computed |
| cost will be.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/RegionCountSkewCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">RegionCountSkewCostFunction</a></span></code> |
| <div class="block">Compute the cost of a potential cluster state from skew in number of regions on a cluster.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/RegionReplicaGroupingCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">RegionReplicaGroupingCostFunction</a></span></code> |
| <div class="block">A cost function for region replicas.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/RegionReplicaHostCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">RegionReplicaHostCostFunction</a></span></code> |
| <div class="block">A cost function for region replicas.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/RegionReplicaRackCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">RegionReplicaRackCostFunction</a></span></code> |
| <div class="block">A cost function for region replicas for the rack distribution.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/ServerLocalityCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">ServerLocalityCostFunction</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/StoreFileCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">StoreFileCostFunction</a></span></code> |
| <div class="block">Compute the cost of total open storefiles size.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/TableSkewCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">TableSkewCostFunction</a></span></code> |
| <div class="block">Compute the cost of a potential cluster configuration based upon how evenly distributed tables |
| are.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>(package private) class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/WriteRequestCostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">WriteRequestCostFunction</a></span></code> |
| <div class="block">Compute the cost of total number of write requests.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing fields, and an explanation"> |
| <caption><span>Fields in <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/package-summary.html">org.apache.hadoop.hbase.master.balancer</a> with type parameters of type <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a></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> |
| <tbody> |
| <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><<a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a>></code></td> |
| <td class="colLast"><span class="typeNameLabel">StochasticLoadBalancer.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/StochasticLoadBalancer.html#costFunctions">costFunctions</a></span></code> </td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation"> |
| <caption><span>Methods in <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/package-summary.html">org.apache.hadoop.hbase.master.balancer</a> that return <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private static <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a></code></td> |
| <td class="colLast"><span class="typeNameLabel">StochasticLoadBalancer.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/StochasticLoadBalancer.html#createCostFunction-java.lang.Class-org.apache.hadoop.conf.Configuration-">createCostFunction</a></span>(<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><? extends <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a>> clazz, |
| org.apache.hadoop.conf.Configuration conf)</code> </td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation"> |
| <caption><span>Methods in <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/package-summary.html">org.apache.hadoop.hbase.master.balancer</a> with parameters of type <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><span class="typeNameLabel">StochasticLoadBalancer.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/StochasticLoadBalancer.html#addCostFunction-org.apache.hadoop.hbase.master.balancer.CostFunction-">addCostFunction</a></span>(<a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a> costFunction)</code> </td> |
| </tr> |
| </tbody> |
| </table> |
| <table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation"> |
| <caption><span>Method parameters in <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/package-summary.html">org.apache.hadoop.hbase.master.balancer</a> with type arguments of type <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private static <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a></code></td> |
| <td class="colLast"><span class="typeNameLabel">StochasticLoadBalancer.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/StochasticLoadBalancer.html#createCostFunction-java.lang.Class-org.apache.hadoop.conf.Configuration-">createCostFunction</a></span>(<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><? extends <a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a>> clazz, |
| org.apache.hadoop.conf.Configuration conf)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><span class="typeNameLabel">StochasticLoadBalancer.</span><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/StochasticLoadBalancer.html#sendRejectionReasonToRingBuffer-java.util.function.Supplier-java.util.List-">sendRejectionReasonToRingBuffer</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Supplier.html?is-external=true" title="class or interface in java.util.function">Supplier</a><<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>> reason, |
| <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><<a href="../../../../../../../org/apache/hadoop/hbase/master/balancer/CostFunction.html" title="class in org.apache.hadoop.hbase.master.balancer">CostFunction</a>> costFunctions)</code> </td> |
| </tr> |
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