php export script only uploaded few .CSV files

[FuchengLi]

[ec2-user@sandbox shell] $ sudo php s3_export.php
Uploading datafeed/111111.csv to S3.
Uploading datafeed/222222.csv to S3.
Uploading datafeed/333333.csv to S3.
Uploading datafeed/4444444.csv to S3.
Uploading datafeed/5555555.csv to S3.

When I run php s3_export only few csv file uploaded to S3 bucket.
But I have 91 GB image file in /media folder
Cloud you please advice on it ?

[FuchengLi]

I am using magento 1.9.3 , I think the exportFiles function may be not compatible with magento1.93
@thaiphan , could you please advice on it ?