[tybit]

That’s cool. S3 is generally fantastic but as far as I know has no similar option to this. I wonder if they’ll ever have a strong consistency mode.

[appwiz]

Within AWS, consider DynamoDB with the fantastic DynamoDB Lock Client[1]. It’s a “general purpose distributed locking library built on top of DynamoDB. It supports both coarse-grained and fine-grained locking.”

  [1] https://github.com/awslabs/dynamodb-lock-client