@InterfaceAudience.Public
| Class | Description | 
|---|---|
| AMRMClientAsync<T extends org.apache.hadoop.yarn.client.api.AMRMClient.ContainerRequest> | AMRMClientAsynchandles communication with the ResourceManager
 and provides asynchronous updates on events such as container allocations and
 completions. | 
| NMClientAsync | NMClientAsynchandles communication with all the NodeManagers
 and provides asynchronous updates on getting responses from them. | 
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