On Sat, Mar 30, 2013 13:10:57 PM +0100, Reindl Harald wrote: > > dd if/dev/urandom of=random.bin bs=16M; sync; rm -f random.bin thanks. I assume there should be an equal sign after the "if", right? Anyway: - shouldn't this be done several times, to make sure that whatever was in the free space really is unrecoverable? - apart from that, probably it's a mix of typos and English not being my native language, but honestly I don't understand the last two lines of your answer, that is the part after "as the same": > creates a file with random-stuff until the disk is full, syncs it > really to the disk and removes the file as the same with dd > if=/dev/zero will zerofill free space to make it possible shink thin > provisioned virtual-disks as example may I ask you to rephrase them, please? Marco -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? Ask away: http://ask.fedoraproject.org