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<div class="subTitle">org.apache.hadoop.yarn.server.nodemanager.containermanager.resourceplugin.deviceframework</div>
<h2 title="Class DeviceMappingManager" class="title">Class DeviceMappingManager</h2>
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<li>org.apache.hadoop.yarn.server.nodemanager.containermanager.resourceplugin.deviceframework.DeviceMappingManager</li>
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<pre>public class <span class="typeNameLabel">DeviceMappingManager</span>
extends <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></pre>
<div class="block">Schedule device resource based on requirements and do book keeping
It holds all device type resource and can do scheduling as a default
scheduler.</div>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/resourceplugin/deviceframework/DeviceMappingManager.html#DeviceMappingManager-org.apache.hadoop.yarn.server.nodemanager.Context-">DeviceMappingManager</a></span>(<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/Context.html" title="interface in org.apache.hadoop.yarn.server.nodemanager">Context</a>&nbsp;context)</code>&nbsp;</td>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/resourceplugin/deviceframework/DeviceMappingManager.html#addDevicePluginScheduler-java.lang.String-org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin.DevicePluginScheduler-">addDevicePluginScheduler</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>&nbsp;resourceName,
<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/api/deviceplugin/DevicePluginScheduler.html" title="interface in org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin">DevicePluginScheduler</a>&nbsp;s)</code>&nbsp;</td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/resourceplugin/deviceframework/DeviceMappingManager.html#addDeviceSet-java.lang.String-java.util.Set-">addDeviceSet</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>&nbsp;resourceName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/api/deviceplugin/Device.html" title="class in org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin">Device</a>&gt;&nbsp;deviceSet)</code>&nbsp;</td>
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<td class="colFirst"><code>org.apache.hadoop.yarn.server.nodemanager.containermanager.resourceplugin.deviceframework.DeviceMappingManager.DeviceAllocation</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/resourceplugin/deviceframework/DeviceMappingManager.html#assignDevices-java.lang.String-org.apache.hadoop.yarn.server.nodemanager.containermanager.container.Container-">assignDevices</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>&nbsp;resourceName,
<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/container/Container.html" title="interface in org.apache.hadoop.yarn.server.nodemanager.containermanager.container">Container</a>&nbsp;container)</code>&nbsp;</td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/resourceplugin/deviceframework/DeviceMappingManager.html#cleanupAssignedDevices-java.lang.String-org.apache.hadoop.yarn.api.records.ContainerId-">cleanupAssignedDevices</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>&nbsp;resourceName,
org.apache.hadoop.yarn.api.records.ContainerId&nbsp;containerId)</code>&nbsp;</td>
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<td class="colFirst"><code><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>&lt;<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>,<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/api/deviceplugin/Device.html" title="class in org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin">Device</a>&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/resourceplugin/deviceframework/DeviceMappingManager.html#getAllAllowedDevices--">getAllAllowedDevices</a></span>()</code>&nbsp;</td>
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<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/api/deviceplugin/Device.html" title="class in org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin">Device</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/resourceplugin/deviceframework/DeviceMappingManager.html#getAllocatedDevices-java.lang.String-org.apache.hadoop.yarn.api.records.ContainerId-">getAllocatedDevices</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>&nbsp;resourceName,
org.apache.hadoop.yarn.api.records.ContainerId&nbsp;cId)</code>&nbsp;</td>
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<td class="colFirst"><code><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>&lt;<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>,<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>&lt;<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/api/deviceplugin/Device.html" title="class in org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin">Device</a>,org.apache.hadoop.yarn.api.records.ContainerId&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/resourceplugin/deviceframework/DeviceMappingManager.html#getAllUsedDevices--">getAllUsedDevices</a></span>()</code>&nbsp;</td>
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<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/resourceplugin/deviceframework/DeviceMappingManager.html#getAvailableDevices-java.lang.String-">getAvailableDevices</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>&nbsp;resourceName)</code>&nbsp;</td>
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<td class="colFirst"><code><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>&lt;<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>,<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/api/deviceplugin/DevicePluginScheduler.html" title="interface in org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin">DevicePluginScheduler</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/resourceplugin/deviceframework/DeviceMappingManager.html#getDevicePluginSchedulers--">getDevicePluginSchedulers</a></span>()</code>&nbsp;</td>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/resourceplugin/deviceframework/DeviceMappingManager.html#getRequestedDeviceCount-java.lang.String-org.apache.hadoop.yarn.api.records.Resource-">getRequestedDeviceCount</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>&nbsp;resName,
org.apache.hadoop.yarn.api.records.Resource&nbsp;requestedResource)</code>&nbsp;</td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/resourceplugin/deviceframework/DeviceMappingManager.html#recoverAssignedDevices-java.lang.String-org.apache.hadoop.yarn.api.records.ContainerId-">recoverAssignedDevices</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>&nbsp;resourceName,
org.apache.hadoop.yarn.api.records.ContainerId&nbsp;containerId)</code>&nbsp;</td>
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<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>
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<h4>DeviceMappingManager</h4>
<pre>public&nbsp;DeviceMappingManager(<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/Context.html" title="interface in org.apache.hadoop.yarn.server.nodemanager">Context</a>&nbsp;context)</pre>
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<pre>public&nbsp;<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>&lt;<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>,<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/api/deviceplugin/Device.html" title="class in org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin">Device</a>&gt;&gt;&nbsp;getAllAllowedDevices()</pre>
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<pre>public&nbsp;<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>&lt;<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>,<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>&lt;<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/api/deviceplugin/Device.html" title="class in org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin">Device</a>,org.apache.hadoop.yarn.api.records.ContainerId&gt;&gt;&nbsp;getAllUsedDevices()</pre>
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<pre>public&nbsp;<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>&lt;<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>,<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/api/deviceplugin/DevicePluginScheduler.html" title="interface in org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin">DevicePluginScheduler</a>&gt;&nbsp;getDevicePluginSchedulers()</pre>
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<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/api/deviceplugin/Device.html" title="class in org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin">Device</a>&gt;&nbsp;getAllocatedDevices(<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>&nbsp;resourceName,
org.apache.hadoop.yarn.api.records.ContainerId&nbsp;cId)</pre>
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<pre>public&nbsp;void&nbsp;addDeviceSet(<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>&nbsp;resourceName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/api/deviceplugin/Device.html" title="class in org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin">Device</a>&gt;&nbsp;deviceSet)</pre>
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<h4>assignDevices</h4>
<pre>public&nbsp;org.apache.hadoop.yarn.server.nodemanager.containermanager.resourceplugin.deviceframework.DeviceMappingManager.DeviceAllocation&nbsp;assignDevices(<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>&nbsp;resourceName,
<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/container/Container.html" title="interface in org.apache.hadoop.yarn.server.nodemanager.containermanager.container">Container</a>&nbsp;container)
throws <a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/resources/ResourceHandlerException.html" title="class in org.apache.hadoop.yarn.server.nodemanager.containermanager.linux.resources">ResourceHandlerException</a></pre>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/resources/ResourceHandlerException.html" title="class in org.apache.hadoop.yarn.server.nodemanager.containermanager.linux.resources">ResourceHandlerException</a></code></dd>
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<h4>recoverAssignedDevices</h4>
<pre>public&nbsp;void&nbsp;recoverAssignedDevices(<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>&nbsp;resourceName,
org.apache.hadoop.yarn.api.records.ContainerId&nbsp;containerId)
throws <a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/resources/ResourceHandlerException.html" title="class in org.apache.hadoop.yarn.server.nodemanager.containermanager.linux.resources">ResourceHandlerException</a></pre>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/resources/ResourceHandlerException.html" title="class in org.apache.hadoop.yarn.server.nodemanager.containermanager.linux.resources">ResourceHandlerException</a></code></dd>
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<h4>cleanupAssignedDevices</h4>
<pre>public&nbsp;void&nbsp;cleanupAssignedDevices(<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>&nbsp;resourceName,
org.apache.hadoop.yarn.api.records.ContainerId&nbsp;containerId)</pre>
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<h4>getRequestedDeviceCount</h4>
<pre>public static&nbsp;int&nbsp;getRequestedDeviceCount(<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>&nbsp;resName,
org.apache.hadoop.yarn.api.records.Resource&nbsp;requestedResource)</pre>
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<h4>getAvailableDevices</h4>
<pre>public&nbsp;int&nbsp;getAvailableDevices(<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>&nbsp;resourceName)</pre>
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<h4>addDevicePluginScheduler</h4>
<pre>public&nbsp;void&nbsp;addDevicePluginScheduler(<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>&nbsp;resourceName,
<a href="../../../../../../../../../org/apache/hadoop/yarn/server/nodemanager/api/deviceplugin/DevicePluginScheduler.html" title="interface in org.apache.hadoop.yarn.server.nodemanager.api.deviceplugin">DevicePluginScheduler</a>&nbsp;s)</pre>
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