org.apache.flink.client.deployment.ClusterDeploymentException: Couldn't
deploy Yarn session cluster
        at
org.apache.flink.yarn.YarnClusterDescriptor.deploySessionCluster(YarnClusterDescriptor.java:425)
        at
org.apache.flink.yarn.cli.FlinkYarnSessionCli.run(FlinkYarnSessionCli.java:606)
        at
org.apache.flink.yarn.cli.FlinkYarnSessionCli.lambda$main$4(FlinkYarnSessionCli.java:860)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:422)
        at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1754)
        at
org.apache.flink.runtime.security.contexts.HadoopSecurityContext.runSecured(HadoopSecurityContext.java:41)
        at
org.apache.flink.yarn.cli.FlinkYarnSessionCli.main(FlinkYarnSessionCli.java:860)
Caused by:
org.apache.flink.yarn.YarnClusterDescriptor$YarnDeploymentException: The
cluster does not have the requested resources for the TaskManagers
available!
Maximum Memory: 8192 Requested: 10240MB. Please check the
'yarn.scheduler.maximum-allocation-mb' and the
'yarn.nodemanager.resource.memory-mb' configuration values




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