Amazon Elastic Compute Cloud
CLI Reference (API Version 2011-12-15)
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ec2-cancel-spot-instance-requests

Description

Cancels one or more Spot Instance requests. Spot Instances are instances that Amazon EC2 starts on your behalf when the maximum price that you specify exceeds the current Spot Price. Amazon EC2 periodically sets the Spot Price based on available Spot Instance capacity and current Spot Instance requests. For more information about Spot Instances, go to Spot Instances in the Amazon Elastic Compute Cloud User Guide.

[Important]Important

Canceling a Spot Instance request does not terminate running Spot Instances associated with the request.

The short version of this command is ec2csir.

Syntax

ec2-cancel-spot-instance-requests request_id [request_id...]

Options

NameDescriptionRequired

request_id

The Spot Instance request ID.

Type: String

Default: None

Example: sir-8456a32b

Yes

Common Options

OptionDescription

--region REGION

Overrides the Region specified in the EC2_URL environment variable and the URL specified by the -U option.

Default: The EC2_URL environment variable, or us-east-1 if the environment variable is not set.

Example: --region eu-west-1

-U, --url URL

URL is the uniform resource locator of the Amazon EC2 web service entry point.

Default: The EC2_URL environment variable, or https://ec2.amazonaws.com if the environment variable is not set.

Example: -U https://ec2.amazonaws.com

-K, --private-key EC2-PRIVATE-KEY

The private key to use when constructing requests to Amazon EC2.

Default: The value of the EC2_PRIVATE_KEY environment variable.

Example: -K pk-HKZYKTAIG2ECMXYIBH3HXV4ZBEXAMPLE.pem

-C, --cert EC2-CERT

The X.509 certificate to use when constructing requests to Amazon EC2.

Default: The value of the EC2_CERT environment variable.

Example: -C cert-HKZYKTAIG2ECMXYIBH3HXV4ZBEXAMPLE.pem

--connection-timeout TIMEOUT

Specifies a connection timeout (in seconds).

Example: --connection-timeout 30

--request-timeout TIMEOUT

Specifies a request timeout (in seconds).

Example: --request-timeout 45

-v, --verbose

Displays verbose output by showing the SOAP request and response on the command line. This is particularly useful if you are building tools to talk directly to our SOAP API.

-H, --headers

Displays column headers in the output.

--show-empty-fields

Shows empty columns as (nil).

--hide-tags

Do not display tags for tagged resources.

--debug

Prints internal debugging information. This is useful to assist us when troubleshooting problems.

-?, --help, -h

Displays Help.

-

If - is specified as an argument to one of the parameters, a list of arguments is read from standard input. This is useful for piping the output of one command into the input of another.

Example: ec2-describe-instances | grep stopped | cut -f 2 | ec2-start-instances -

Output

The command returns a table that contains the following information:

  • SPOTINSTANCEREQUEST identifier

  • Spot Instance request ID

  • State

Amazon EC2 command line tools display errors on stderr.

Examples

Example Request

This example cancels a Spot Instance request.

PROMPT> ec2-cancel-spot-instance-requests sir-98c16c03 sir-c1920c03
SPOTINSTANCEREQUEST     sir-98c16c03    cancelled
SPOTINSTANCEREQUEST     sir-c1920c03    cancelled