AWS Snowball User Guide
data upload requests. Amazon Elasticsearch Service (Amazon ES) uses dedicated
master nodes to increase cluster stability.
See Also data node, node.
Dedicated Reserved Instance An option that you purchase to guarantee that sufficient capacity will be available
to launch Dedicated Instance (p. 127)s into a VPC (p. 159).
delegation Within a single AWS account (p. 109): Giving AWS user (p. 157)s access to
resource (p. 148)s in your AWS account.
Between two AWS accounts: Setting up a trust between the account that owns
the resource (the trusting account), and the account that contains the users that
need to access the resource (the trusted account).
See Also trust policy.
delete marker An object with a key and version ID, but without content. Amazon S3 (p. 113)
inserts delete markers automatically into versioned bucket (p. 122)s when an
object is deleted.
deliverability The likelihood that an email message will arrive at its intended destination.
deliveries The number of email messages, sent through Amazon SES (p. 113), that
were accepted by an internet service provider (p. 136) for delivery to
recipient (p. 147)s over a period of time.
deny The result of a policy (p. 144) statement that includes deny as the effect, so
that a specific action or actions are expressly forbidden for a user, group, or role.
Explicit deny take precedence over explicit allow (p. 109).
deployment configuration AWS CodeDeploy (CodeDeploy) (p. 116): A set of deployment rules and success
and failure conditions used by the service during a deployment.
deployment group AWS CodeDeploy (CodeDeploy) (p. 116): A set of individually tagged
instance (p. 136)s, EC2 instance (p. 129)s in Auto Scaling group (p. 115)s, or
both.
detailed monitoring Monitoring of AWS provided metrics derived at a 1-minute frequency.
Description property A property added to parameters, resource (p. 148)s, resource properties,
mappings, and outputs to help you to document AWS CloudFormation (p. 116)
template elements.
dimension A name–value pair (for example, InstanceType=m1.small, or EngineName=mysql),
that contains additional information to identify a metric.
discussion forums A place where AWS users can post technical questions and feedback to help
accelerate their development efforts and to engage with the AWS community.
The discussion forums are located at https://aws.amazon.com/forums/.
distribution A link between an origin server (such as an Amazon S3 (p. 113)
bucket (p. 122)) and a domain name, which CloudFront (p. 110) automatically
assigns. Through this link, CloudFront identifies the object you have stored in your
origin server (p. 143).
DKIM DomainKeys Identified Mail. A standard that email senders use to sign their
messages. ISPs use those signatures to verify that messages are legitimate. For
more information, see http://www.dkim.org.
DNS See Domain Name System.
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