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Amazon CloudWatch
User Guide

Amazon EC2 Spot Fleet Metrics and Dimensions

Amazon Elastic Compute Cloud (Amazon EC2) sends information about your Spot fleet to CloudWatch. For more information, see CloudWatch Metrics for Spot Fleet in the Amazon EC2 User Guide for Linux Instances.

Amazon EC2 Spot Fleet Metrics

The AWS/EC2Spot namespace includes the following metrics, plus the CloudWatch metrics for the Spot instances in your fleet.

The AWS/EC2Spot namespace includes the following metrics.

MetricDescription

AvailableInstancePoolsCount

The Spot Instance pools specified in the Spot Fleet request.

Units: Count

BidsSubmittedForCapacity

The capacity for which Amazon EC2 has submitted bids.

Units: Count

EligibleInstancePoolCount

The Spot Instance pools specified in the Spot Fleet request where Amazon EC2 can fulfill bids. Amazon EC2 will not fulfill bids in pools where your bid price is less than the Spot price or the Spot price is greater than the price for On-Demand instances.

Units: Count

FulfilledCapacity

The capacity that Amazon EC2 has fulfilled.

Units: Count

MaxPercentCapacityAllocation

The maximum value of PercentCapacityAllocation across all Spot Instance pools specified in the Spot Fleet request.

Units: Percent

PendingCapacity

The difference between TargetCapacity and FulfilledCapacity.

Units: Count

PercentCapacityAllocation

The capacity allocated for the Spot Instance pool for the specified dimensions. To get the maximum value recorded across all Spot Instance pools, use MaxPercentCapacityAllocation.

Units: Percent

TargetCapacity

The target capacity of the Spot Fleet request.

Units: Count

TerminatingCapacity

The capacity that is being terminated due to Spot Instance interruptions.

Units: Count

If the unit of measure for a metric is Count, the most useful statistic is Average.

Dimensions for Amazon EC2 Spot Fleet Metrics

You can filter the data using the following dimensions.

DimensionsDescription

AvailabilityZone

Filter the data by Availability Zone.

FleetRequestId

Filter the data by Spot Fleet request.

InstanceType

Filter the data by instance type.