ddrescue: ddrescue (automatic data recovery tool) ddrescue: ddrescue: GNU ddrescue is a data recovery tool. It copies data from one file or ddrescue: block device (hard disc, cdrom, etc) to another, trying hard to rescue ddrescue: data in case of read errors. Every time you run it on the same output ddrescue: file, it tries to fill in the gaps. ddrescue: ddrescue: ddrescue: ddrescue: ddrescue home: http://www.gnu.org/software/ddrescue/ddrescue.html ddrescue: