Glacier command line synchronization tool (Perl, Linux) Features: - Does not use any existing AWS library, so can be flexible in implementing advanced features - Glacier Multipart upload - Multithreaded upload - Multipart+Multithreaded upload - Multithreaded retrieval, deletion and download - Tracking of all uploaded files with a local journal file (opened for write in append mode only) - Checking integrity of local files using journal

Multithreaded multipart sync to Amazon Glacier
github.com