Package org.apache.hadoop.yarn.api.records

Class YarnClusterMetrics

java.lang.Object
org.apache.hadoop.yarn.api.records.YarnClusterMetrics
@Public @Stable public abstract class YarnClusterMetrics extends Object

YarnClusterMetrics represents cluster metrics.

Currently only number of NodeManagers is provided.

  • Constructor Details

    • YarnClusterMetrics

      public YarnClusterMetrics()

  • Method Details

    • newInstance

      @Private @Unstable public static YarnClusterMetrics newInstance(int numNodeManagers)

    • getNumNodeManagers

      @Public @Stable public abstract int getNumNodeManagers()
      Get the number of NodeManagers in the cluster.
      Returns:
      number of NodeManagers in the cluster

    • setNumNodeManagers

      @Private @Unstable public abstract void setNumNodeManagers(int numNodeManagers)

    • getNumDecommissioningNodeManagers

      @Public @Unstable public abstract int getNumDecommissioningNodeManagers()
      Get the number of DecommissioningNodeManagers in the cluster.
      Returns:
      number of DecommissioningNodeManagers in the cluster

    • setNumDecommissioningNodeManagers

      @Private @Unstable public abstract void setNumDecommissioningNodeManagers(int numDecommissioningNodeManagers)

    • getNumDecommissionedNodeManagers

      @Public @Unstable public abstract int getNumDecommissionedNodeManagers()
      Get the number of DecommissionedNodeManagers in the cluster.
      Returns:
      number of DecommissionedNodeManagers in the cluster

    • setNumDecommissionedNodeManagers

      @Private @Unstable public abstract void setNumDecommissionedNodeManagers(int numDecommissionedNodeManagers)

    • getNumActiveNodeManagers

      @Public @Unstable public abstract int getNumActiveNodeManagers()
      Get the number of ActiveNodeManagers in the cluster.
      Returns:
      number of ActiveNodeManagers in the cluster

    • setNumActiveNodeManagers

      @Private @Unstable public abstract void setNumActiveNodeManagers(int numActiveNodeManagers)

    • getNumLostNodeManagers

      @Public @Unstable public abstract int getNumLostNodeManagers()
      Get the number of LostNodeManagers in the cluster.
      Returns:
      number of LostNodeManagers in the cluster

    • setNumLostNodeManagers

      @Private @Unstable public abstract void setNumLostNodeManagers(int numLostNodeManagers)

    • getNumUnhealthyNodeManagers

      @Public @Unstable public abstract int getNumUnhealthyNodeManagers()
      Get the number of UnhealthyNodeManagers in the cluster.
      Returns:
      number of UnhealthyNodeManagers in the cluster

    • setNumUnhealthyNodeManagers

      @Private @Unstable public abstract void setNumUnhealthyNodeManagers(int numUnhealthNodeManagers)

    • getNumRebootedNodeManagers

      @Public @Unstable public abstract int getNumRebootedNodeManagers()
      Get the number of RebootedNodeManagers in the cluster.
      Returns:
      number of RebootedNodeManagers in the cluster

    • setNumRebootedNodeManagers

      @Private @Unstable public abstract void setNumRebootedNodeManagers(int numRebootedNodeManagers)

    • getNumShutdownNodeManagers

      @Public @Unstable public abstract int getNumShutdownNodeManagers()
      Get the number of ShutdownNodeManagers in the cluster.
      Returns:
      number of ShutdownNodeManagers in the cluster

    • setNumShutdownNodeManagers

      @Private @Unstable public abstract void setNumShutdownNodeManagers(int numShutdownNodeManagers)