ec2-describe-instances

Amazon Elastic Compute Cloud: 2007-08-29

previous page next page

ec2-describe-instances

Syntax

ec2-describe-instances [instance_id ...]

Description

Describes the current state of the specifeid instance(s). If you do not specify instances, all your instances are included in the output.

Options

Option Description Required

instance_id

Instance identifier that was generated when the instance launched.

Example: r-15a4417c

No

Output

Amazon EC2 returns a table that contains the following information:

  • Output type identifier ("RESERVATION", "INSTANCE")

  • Instance ID for each running instance.

  • AMI ID of the image on which the the instance is based.

  • Public DNS name associated with the instance. This is only present for instances in the running state.

  • Private DNS name associated with the instance. This is only present for instances in the running state, but is not valid for instances using legacy direct addressing.

  • Instance state.

  • Key name. If a key was associated with the instance at launch, its name will appear.

  • AMI launch index. For more information, see Instance Metadata.

  • Product codes attached to the instance.

  • Instance type. The type of the instance (e.g., m1.small, m1.large, m1.xlarge).

  • Instance launch time. The time the instance launched.

Amazon EC2 displays errors on stderr.

Example

This example describes the current state of the instances (currently one) owned by this user:

$ ec2-describe-instances
RESERVATION r-15a4417c 495219933132 
INSTANCE i-3ea74257 ami-6ba54002 ec2-72-44-33-4.compute-1.amazonaws.com domU-12-31-33-00-00-01.compute-1.internal running 0 774F4FF8 m1.small 2007-07-11T16:40:44+0000
INSTANCE i-31a74258 ami-6ba54002 ec2-72-44-34-23.compute-1.amazonaws.com domU-12-31-33-00-00-02.compute-1.internal running 1 m1.small 2007-07-11T16:40:44+0000

Related Topics

previous page start next page