awespottr

Find the cheapest EC2 spot prices across all regions

Usage

When installed globally with npm install -g awespottr, you can run awespottr on the command line:

• Get help: awespottr -h

• Get spot prices for a g2.8xlarge instance: awespottr g2.8xlarge

• Specify an AWS CLI profile (credentials): AWS_PROFILE=awespottr awespottr m4.large

• Limit results to a specific region: awespottr --region us-west-2 c4.xlarge

IAM Policy

awespottr must be run with an IAM role or user with permissions to get information about AWS regions, availability zones, and spot price history.

This IAM policy contains the minimum permissions required for running awespottr:

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "Stmt1470583998000",
            "Effect": "Allow",
            "Action": [
                "ec2:DescribeAvailabilityZones",
                "ec2:DescribeRegions",
                "ec2:DescribeSpotPriceHistory"
            ],
            "Resource": [
                "*"
            ]
        }
    ]
}

Example Output

Running awespottr m4.2xlarge should produce output like:

Checking spot prices for m4.2xlarge instance type.

AWS Zone                 Hourly Rate
------------------------ ------------
eu-west-1b               $0.063000
eu-central-1a            $0.067000
eu-central-1b            $0.072700
ap-northeast-2c          $0.073300
ap-southeast-2b          $0.078100
us-west-2c               $0.078100
ap-southeast-1a          $0.079800
ap-southeast-1b          $0.081200
eu-west-1c               $0.086200
ap-northeast-1a          $0.086600
us-east-1e               $0.088900
ap-northeast-1c          $0.090200
us-west-1c               $0.091600
us-west-1b               $0.096700
ap-northeast-2a          $0.096800
eu-west-1a               $0.099200
ap-southeast-2a          $0.099600
ap-southeast-2c          $0.103100
us-east-1a               $0.178500
ap-south-1a              $0.292000
us-west-2b               $0.390700
ap-south-1b              $0.430000
us-east-1c               $0.479000
us-west-2a               $1.000000
us-east-1d               $1.500000

Cheapest hourly rate for m4.2xlarge is $0.063000 in zone eu-west-1b