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| <div class="subTitle">org.apache.hadoop.yarn.server.resourcemanager.scheduler.distributed</div> |
| <h2 title="Class CentralizedOpportunisticContainerAllocator" class="title">Class CentralizedOpportunisticContainerAllocator</h2> |
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| <li>org.apache.hadoop.yarn.server.scheduler.OpportunisticContainerAllocator</li> |
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| <li>org.apache.hadoop.yarn.server.resourcemanager.scheduler.distributed.CentralizedOpportunisticContainerAllocator</li> |
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| <pre>public class <span class="typeNameLabel">CentralizedOpportunisticContainerAllocator</span> |
| extends org.apache.hadoop.yarn.server.scheduler.OpportunisticContainerAllocator</pre> |
| <div class="block"><p> |
| The CentralizedOpportunisticContainerAllocator allocates opportunistic |
| containers by considering all the nodes present in the cluster, after |
| modifying the container sizes to respect the limits set by the |
| ResourceManager. It tries to distribute the containers as evenly as |
| possible. |
| </p></div> |
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| <h3>Nested classes/interfaces inherited from class org.apache.hadoop.yarn.server.scheduler.OpportunisticContainerAllocator</h3> |
| <code>org.apache.hadoop.yarn.server.scheduler.OpportunisticContainerAllocator.Allocation, org.apache.hadoop.yarn.server.scheduler.OpportunisticContainerAllocator.AllocationParams, org.apache.hadoop.yarn.server.scheduler.OpportunisticContainerAllocator.ContainerIdGenerator, org.apache.hadoop.yarn.server.scheduler.OpportunisticContainerAllocator.EnrichedResourceRequest, org.apache.hadoop.yarn.server.scheduler.OpportunisticContainerAllocator.PartitionedResourceRequests</code></li> |
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| <th class="colOne" scope="col">Constructor and Description</th> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/hadoop/yarn/server/resourcemanager/scheduler/distributed/CentralizedOpportunisticContainerAllocator.html#CentralizedOpportunisticContainerAllocator-org.apache.hadoop.yarn.server.security.BaseContainerTokenSecretManager-">CentralizedOpportunisticContainerAllocator</a></span>(org.apache.hadoop.yarn.server.security.BaseContainerTokenSecretManager tokenSecretManager)</code> |
| <div class="block">Create a new Centralized Opportunistic Container Allocator.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/hadoop/yarn/server/resourcemanager/scheduler/distributed/CentralizedOpportunisticContainerAllocator.html#CentralizedOpportunisticContainerAllocator-org.apache.hadoop.yarn.server.security.BaseContainerTokenSecretManager-int-org.apache.hadoop.yarn.server.resourcemanager.scheduler.distributed.NodeQueueLoadMonitor-">CentralizedOpportunisticContainerAllocator</a></span>(org.apache.hadoop.yarn.server.security.BaseContainerTokenSecretManager tokenSecretManager, |
| int maxAllocationsPerAMHeartbeat, |
| <a href="../../../../../../../../org/apache/hadoop/yarn/server/resourcemanager/scheduler/distributed/NodeQueueLoadMonitor.html" title="class in org.apache.hadoop.yarn.server.resourcemanager.scheduler.distributed">NodeQueueLoadMonitor</a> nodeQueueLoadMonitor)</code> |
| <div class="block">Create a new Centralized Opportunistic Container Allocator.</div> |
| </td> |
| </tr> |
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| </li> |
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| <td class="colFirst"><code><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.yarn.api.records.Container></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../../org/apache/hadoop/yarn/server/resourcemanager/scheduler/distributed/CentralizedOpportunisticContainerAllocator.html#allocateContainers-org.apache.hadoop.yarn.api.records.ResourceBlacklistRequest-java.util.List-org.apache.hadoop.yarn.api.records.ApplicationAttemptId-org.apache.hadoop.yarn.server.scheduler.OpportunisticContainerContext-long-java.lang.String-">allocateContainers</a></span>(org.apache.hadoop.yarn.api.records.ResourceBlacklistRequest blackList, |
| <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.yarn.api.records.ResourceRequest> oppResourceReqs, |
| org.apache.hadoop.yarn.api.records.ApplicationAttemptId applicationAttemptId, |
| org.apache.hadoop.yarn.server.scheduler.OpportunisticContainerContext opportContext, |
| long rmIdentifier, |
| <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> appSubmitter)</code> </td> |
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| <h3>Methods inherited from class org.apache.hadoop.yarn.server.scheduler.OpportunisticContainerAllocator</h3> |
| <code>createContainer, getMaxAllocationsPerAMHeartbeat, getRemoteNodePartition, getRequestPartition, getTotalAllocations, matchAllocation, partitionAskList, setMaxAllocationsPerAMHeartbeat, updateBlacklist</code></li> |
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| <h4>CentralizedOpportunisticContainerAllocator</h4> |
| <pre>public CentralizedOpportunisticContainerAllocator(org.apache.hadoop.yarn.server.security.BaseContainerTokenSecretManager tokenSecretManager)</pre> |
| <div class="block">Create a new Centralized Opportunistic Container Allocator.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>tokenSecretManager</code> - TokenSecretManager</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="CentralizedOpportunisticContainerAllocator-org.apache.hadoop.yarn.server.security.BaseContainerTokenSecretManager-int-org.apache.hadoop.yarn.server.resourcemanager.scheduler.distributed.NodeQueueLoadMonitor-"> |
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| <h4>CentralizedOpportunisticContainerAllocator</h4> |
| <pre>public CentralizedOpportunisticContainerAllocator(org.apache.hadoop.yarn.server.security.BaseContainerTokenSecretManager tokenSecretManager, |
| int maxAllocationsPerAMHeartbeat, |
| <a href="../../../../../../../../org/apache/hadoop/yarn/server/resourcemanager/scheduler/distributed/NodeQueueLoadMonitor.html" title="class in org.apache.hadoop.yarn.server.resourcemanager.scheduler.distributed">NodeQueueLoadMonitor</a> nodeQueueLoadMonitor)</pre> |
| <div class="block">Create a new Centralized Opportunistic Container Allocator.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>tokenSecretManager</code> - TokenSecretManager</dd> |
| <dd><code>maxAllocationsPerAMHeartbeat</code> - max number of containers to be |
| allocated in one AM heartbeat</dd> |
| </dl> |
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| <h4>allocateContainers</h4> |
| <pre>public <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.yarn.api.records.Container> allocateContainers(org.apache.hadoop.yarn.api.records.ResourceBlacklistRequest blackList, |
| <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.yarn.api.records.ResourceRequest> oppResourceReqs, |
| org.apache.hadoop.yarn.api.records.ApplicationAttemptId applicationAttemptId, |
| org.apache.hadoop.yarn.server.scheduler.OpportunisticContainerContext opportContext, |
| long rmIdentifier, |
| <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> appSubmitter) |
| throws org.apache.hadoop.yarn.exceptions.YarnException</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code>allocateContainers</code> in class <code>org.apache.hadoop.yarn.server.scheduler.OpportunisticContainerAllocator</code></dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.hadoop.yarn.exceptions.YarnException</code></dd> |
| </dl> |
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