AWS SDK Version 2 for .NET
API Reference

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.NET Framework 3.5
 
 
This entity represents an instance group, which is a group of instances that have common purpose. For example, CORE instance group is used for HDFS.

Inheritance Hierarchy

System.Object
  Amazon.ElasticMapReduce.Model.InstanceGroup

Namespace: Amazon.ElasticMapReduce.Model
Assembly: AWSSDK.dll
Version: (assembly version)

Syntax

C# 
public class InstanceGroup : Object

The InstanceGroup type exposes the following members

Constructors

NameDescription
Public Method InstanceGroup()

Properties

NameTypeDescription
Public Property BidPrice System.String Gets and sets the property BidPrice.

The bid price for each EC2 instance in the instance group when launching nodes as Spot Instances, expressed in USD.

Public Property Configurations System.Collections.Generic.List<Amazon.ElasticMapReduce.Model.Configuration> Gets and sets the property Configurations.

Amazon EMR releases 4.x or later.

The list of configurations supplied for an EMR cluster instance group. You can specify a separate configuration for each instance group (master, core, and task).

Public Property EbsBlockDevices System.Collections.Generic.List<Amazon.ElasticMapReduce.Model.EbsBlockDevice> Gets and sets the property EbsBlockDevices.

The EBS block devices that are mapped to this instance group.

Public Property EbsOptimized System.Boolean Gets and sets the property EbsOptimized.

If the instance group is EBS-optimized. An Amazon EBS–optimized instance uses an optimized configuration stack and provides additional, dedicated capacity for Amazon EBS I/O.

Public Property Id System.String Gets and sets the property Id.

The identifier of the instance group.

Public Property InstanceGroupType Amazon.ElasticMapReduce.InstanceGroupType Gets and sets the property InstanceGroupType.

The type of the instance group. Valid values are MASTER, CORE or TASK.

Public Property InstanceType System.String Gets and sets the property InstanceType.

The EC2 instance type for all instances in the instance group.

Public Property Market Amazon.ElasticMapReduce.MarketType Gets and sets the property Market.

The marketplace to provision instances for this group. Valid values are ON_DEMAND or SPOT.

Public Property Name System.String Gets and sets the property Name.

The name of the instance group.

Public Property RequestedInstanceCount System.Int32 Gets and sets the property RequestedInstanceCount.

The target number of instances for the instance group.

Public Property RunningInstanceCount System.Int32 Gets and sets the property RunningInstanceCount.

The number of instances currently running in this instance group.

Public Property Status Amazon.ElasticMapReduce.Model.InstanceGroupStatus Gets and sets the property Status.

The current status of the instance group.

Version Information

.NET Framework:
Supported in: 4.5, 4.0, 3.5

.NET for Windows Store apps:
Supported in: Windows 8