I have found an upstream bug requesting filling up a disk with 0s, which is similar to the one you have reported. To track it and make comments visit https://bugzilla.gnome.org/show_bug.cgi?id=651760.
** Bug watch added: GNOME Bug Tracker #651760 https://bugzilla.gnome.org/show_bug.cgi?id=651760 ** Also affects: gnome-disk-utility via https://bugzilla.gnome.org/show_bug.cgi?id=651760 Importance: Unknown Status: Unknown ** Changed in: gnome-disk-utility (Ubuntu) Status: New => Triaged -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-disk-utility in Ubuntu. https://bugs.launchpad.net/bugs/841482 Title: Disk Utility Feature: Securely Wipe Disk Status in gnome-disk-utility: Unknown Status in “gnome-disk-utility” package in Ubuntu: Triaged Bug description: Disk utility would be greatly more useful if it had a feature to securely wipe a disk. This can give options such as a 1-pass zero wipe, filling up the disk with /dev/random, as well as the algorithms used in dban. This is recommended when disposing of, selling or giving away a hard drive or computer. ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: gnome-disk-utility 3.0.2-1ubuntu2 ProcVersionSignature: Ubuntu 3.0.0-10.16-generic 3.0.4 Uname: Linux 3.0.0-10-generic i686 NonfreeKernelModules: wl Architecture: i386 Date: Sun Sep 4 22:07:29 2011 InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha i386 (20110817) SourcePackage: gnome-disk-utility UpgradeStatus: Upgraded to oneiric on 2011-08-27 (8 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-disk-utility/+bug/841482/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

