ec2-modify-instance-attribute

Description

Modifies an attribute of an instance.

Syntax

ec2-modify-instance-attribute instance_id id { --block-device-mapping mapping | --disable-api-termination | --instance-initiated-shutdown-behavior behavior | --instance-type type | --kernel kernel_id | --ramdisk ramdisk_id | --user-data data}

Options

Name	Description	Required
`instance_id`	The instance ID. Type: String Default: None Example: i-43a4412a	Yes
`--kernel`	Modifies the ID of the kernel associated with the AMI. Type: String Default: None Example: --kernel	No
`--ramdisk`	Modifies the ID of the RAM disk associated with the AMI. Type: String Default: None Example: --ramdisk	No
`--user-data` `data`	MIME, Base64-encoded user data. Type: String Default: None Example:	No
`--disable-api-termination`	Modifies whether the instance can be terminated using the APIs. You must modify this attribute before you can terminate any "locked" instances from the APIs. Type: Boolean Default: true Example: --disable-api-termination	No
`--instance-initiated-shutdown-behavior`	Specifies whether the instance's Amazon EBS volumes are stopped or terminated when the instance is shut down. Type: Boolean Valid Values: `stop` \| `terminate` Default: true Example: --instance-initiated-shutdown-behavior	No
`--block-device-mapping`	Modifies the mapping that defines native device names to use when exposing virtual devices. Type: String Default: None Example: -block-device-mapping	No

Output

The command returns a table that contains the following information:

Attribute type identifier
ID of the instance on which attributes are being modified
Action performed on the attribute
Attribute or attribute list item value type
Attribute or attribute list item value

Amazon EC2 displays errors on stderr.

Examples

Example Request

This example changed the kernel for the instance.

PROMPT> ec2-modify-instance-attribute i-10a64379 --kernel aki-f70657b2
KERNEL i-10a64379 aki-f70657b2

ec2-reset-instance-attribute

Amazon Elastic Compute Cloud: 2009-10-31