If a NAT gateway is used to access the same services (Figure 1 – Pattern 2), there is a data processing charge (per gigabyte (GB)) for data that passes through the gateway.įigure 10. If the internet gateway is used to access the public endpoint of the AWS services in the same Region (Figure 1 – Pattern 1), there are no data transfer charges. Accessing services within the same AWS Region When your workload accesses AWS services, you may incur data transfer charges. Data transfer between your workload and other AWS services
Data transfer within AWSĭata transfer within AWS could be from your workload to other AWS services, or it could be between different components of your workload. Refer to the pricing pages for each service-for example, the pricing page for Amazon Elastic Compute Cloud (Amazon EC2)-for more details. Data transfer from AWS to the internet is charged per service, with rates specific to the originating Region. There is no charge for inbound data transfer across all services in all Regions. Service charges are out of scope for this blog, but should be carefully considered when designing any architecture. This blog post will help identify potential data transfer charges you may encounter while operating your workload on AWS. Considering data transfer charges while making architectural decisions can help save costs. Data transfer charges are often overlooked while architecting a solution in AWS.
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