On Sun, Nov 16, 2014 at 12:04:31PM -0700, jd1008 wrote: > Before sending the drive for warranty service, what is the best way to > clean the unallocated blocks? > > The rest of the files on disk are OK - standard installation, ... etc. > All home dirs are deleted, tmp dirs, logs ....etc all deleted. > If you can think of other things to delete, pls let the world know. if you're sending it in for warranty service/replacement, why would you not want to just wipe the whole drive? easy is dd if=/dev/zero of=/dev/sdX (where sdX is whatever location in /dev attaches to your drive). possibly more than once. there's also a utility that is designed to securely wipe the drive. ufortunately I'm having a senior moment and can't think of its name. or as someone else suggested, use /dev/zero to write one huge file that fills all the blank space, then delete it (or not, as you see fit.) you could /dev/random or /dev/urandom instead of /dev/zero, but they tend to be pretty slow. -- ------------------------------------------------------------------------------- .---- Fred Smith / ( /__ ,__. __ __ / __ : / / / / /__) / / /__) .+' Home: fredex@xxxxxxxxxxxxxxxxxxxxxx / / (__ (___ (__(_ (___ / :__ 781-438-5471 -------------------------------- Jude 1:24,25 --------------------------------- -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? Ask away: http://ask.fedoraproject.org