EBS List Changed Blocks - BlinkOps Documentation

Returns information about the blocks that are different between two Amazon Elastic Block Store snapshots of the same volume/snapshot lineage.

External DocumentationTo learn more, visit the AWS documentation.

Basic Parameters

Parameter	Description
AWS Region(s)	Enter the desired AWS Region(s). To execute the action in multiple regions, provide a comma-separated list. For example: `us-east-1,eu-west-2`. If you wish to run the action in all available regions, use the asterisk symbol (`*`) instead.
First Snapshot ID	The ID of the first snapshot to use for the comparison. Note: the `FirstSnapshotID` parameter must be specified with a `SecondSnapshotId` parameter; otherwise, an error occurs.
Second Snapshot ID	The ID of the second snapshot to use for the comparison. Note: the `SecondSnapshotId` parameter must be specified with a `FirstSnapshotID` parameter; otherwise, an error occurs.

Advanced Parameters

Parameter	Description
Disable XML To JSON Auto Convert	When checked, XML responses are not automatically converted into JSON format.
Max Results	Pagination limit.
Next Token	Pagination token.
Starting Block Index	The block index from which the comparison should start. The list in the response will start from this block index or the next valid block index in the snapshots.

Example Output

{
	"BlockSize": 0,
	"ChangedBlocks": [
		{
			"BlockIndex": 0,
			"FirstBlockToken": "^[A-Za-z0-9+/=]+$",
			"SecondBlockToken": "^[A-Za-z0-9+/=]+$"
		}
	],
	"ExpiryTime": "date-time",
	"NextToken": "^[A-Za-z0-9+/=]+$",
	"VolumeSize": 0
}

Workflow Library Example

Ebs List Changed Blocks with Aws and Send Results Via Email

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