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[DOCS] Include reference to AWS VPC endpoints in s3 repository docs. #60654

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Aug 5, 2020
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[DOCS] Include reference to AWS VPC endpoints in s3 repository docs. #60654

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[DOCS] Include reference to AWS VPC endpoints in s3 repository docs.
vocatan Aug 4, 2020
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Add VPC endpoint as the recommended way of connecting to s3.
fcofdez Aug 5, 2020
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Update docs/plugins/repository-s3.asciidoc
fcofdez Aug 5, 2020
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Update docs/plugins/repository-s3.asciidoc
fcofdez Aug 5, 2020
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Update docs/plugins/repository-s3.asciidoc
fcofdez Aug 5, 2020
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9 changes: 6 additions & 3 deletions docs/plugins/repository-s3.asciidoc
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Expand Up @@ -440,10 +440,13 @@ create the bucket then the repository registration will fail.

AWS instances resolve S3 endpoints to a public IP. If the Elasticsearch
instances reside in a private subnet in an AWS VPC then all traffic to S3 will
go through that VPC's NAT instance. If your VPC's NAT instance is a smaller
instance size (e.g. a t1.micro) or is handling a high volume of network traffic
go through the VPC's NAT instance. If your VPC's NAT instance is a smaller
instance size (e.g. a t2.micro) or is handling a high volume of network traffic
your bandwidth to S3 may be limited by that NAT instance's networking bandwidth
limitations.
limitations. A recommended alternative is creating a https://docs.aws.amazon.com/vpc/latest/userguide/vpc-endpoints.html[VPC endpoint]
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that enables connecting to S3 in instances that reside in a private subnet in an
AWS VPC. This should elminate any limitations imposed by the VPC's NAT instance
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network bandwith limitations.
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Instances residing in a public subnet in an AWS VPC will connect to S3 via the
VPC's internet gateway and not be bandwidth limited by the VPC's NAT instance.