ERROR while fitting RCF data : An error occurred (EntityTooLarge) when calling the PutObject operation: Your proposed upload exceeds the maximum allowed size.

This error occurs when the object being uploaded to S3 is too large. If a single PUT operation is being used by the AWS SDKs, REST API, or AWS CLI, you can upload a single object up to 5 GB in size.

Uploading objects - https://docs.aws.amazon.com/AmazonS3/latest/userguide/upload-objects.html

To upload objects larger than 5 GB in size, you can use multipart upload, with multipart upload you can upload a single large object up to 5 TB in size.

Uploading and copying objects using multipart upload - https://docs.aws.amazon.com/AmazonS3/latest/userguide/mpuoverview.html