Create new cluster with replica from snapshot with io1 provisioned IOPS results in error 400 response.

[csrex]

I tested with gp2 storage type, and it works fine. When changed to io1 storage_type, I get this error. All allocated_storage, storage_type, and iops were specified.

Error: error modifying DB Instance (staging): InvalidParameterCombination: You must specify both the storage size and iops when modifying the storage size or iops on a DB instance that has iops.
	status code: 400, request id: [...]

  on .terraform/modules/postgres-replica/terraform-aws-rds-2.14.0/modules/db_instance/main.tf line 39, in resource "aws_db_instance" "this":
  39: resource "aws_db_instance" "this" {

[Prophecy67]

Hi @csrex. This seems to be related to the same issue outlined in this pull request, with it's linked issue.

hashicorp/terraform-provider-aws#12548

[bryantbiggs]

hi @csrex - as @Prophecy67 has correctly pointed out (thank you!), the issue currently lies with the upstream AWS provider and not with the module so I will close out this issue

[github-actions]

I'm going to lock this issue because it has been closed for 30 days ⏳. This helps our maintainers find and focus on the active issues. If you have found a problem that seems similar to this, please open a new issue and complete the issue template so we can capture all the details necessary to investigate further.