To copy objects across AWS accounts, set up the correct cross-account permissions on the bucket and the relevant AWS Identity and Access Management (IAM) role.You can use S3 Batch Operations to automate the copy process. If you have many objects in your S3 bucket (more than 10 million objects), then consider using S3 Batch Operations.Update existing API calls to the target bucket name.īefore you begin, consider the following: Also, consider using S3 Batch Operations to copy the objects.ĥ.
If you encounter timeouts because of a large bucket, then consider using Amazon CloudWatch metrics to calculate the size and number of objects in a bucket. Note: Using the aws s3 ls or aws s3 sync commands on large buckets (with 10 million objects or more) can be expensive, resulting in a timeout. Install and configure the AWS Command Line Interface (AWS CLI).ģ. To copy objects from one S3 bucket to another, follow these steps:Ģ.
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