S3 will obviously add a network lag, whereas in HDFS, if your spark
executors are running on the same data-nodes you have the advantage of data
locality.

Thanks
Best Regards

On Thu, Jul 9, 2015 at 12:05 PM, Brandon White <bwwintheho...@gmail.com>
wrote:

> Are there any significant performance differences between reading text
> files from S3 and hdfs?
>

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